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Senior
About the job
About H
H focuses on advancing superintelligence through agentic AI. The company’s mission centers on automating complex, multi-step tasks that people usually handle, aiming for AI agents to help realize the full range of human potential.
H seeks talented AI professionals who care deeply about responsible and safe development, as well as technical progress in agentic systems. The culture values openness, ongoing learning, and teamwork. Every team member’s input matters here.
Product Engineering at H
The Product Engineering team develops H’s Enterprise Platform, which provides customers with tools and services for essential operational needs. This platform supports large-scale computer-use agents, manages complex workflows, and offers a suite for observability, troubleshooting, and evaluation. Product Engineering connects AI research with practical applications and works closely with teams across the company.
About H H focuses on advancing superintelligence through agentic AI. The company’s mission centers on automating complex, multi-step tasks that people usually handle, aiming for AI agents to help realize the full range of human potential. H seeks talented AI professionals who care deeply about responsible and safe development, as well as technical progress i…
Join Esri as a Senior Software Development Engineer in Test (SDET) specializing in Network Diagrams. In this role, you will be integral in developing and executing testing strategies to ensure the quality and performance of our network diagram solutions. You will collaborate with cross-functional teams to design robust test plans, automate testing processes, and enhance our software development lifecycle. If you are passionate about delivering high-quality software and thrive in a collaborative environment, we want to hear from you!
Join our innovative team at 360Learning as a Website Software Engineer, where you will have the opportunity to work remotely from the vibrant city of Paris or anywhere else in the world. In this role, you will collaborate with cross-functional teams to design, develop, and maintain our cutting-edge web applications, ensuring an exceptional user experience.If you are passionate about coding, have a strong understanding of web technologies, and thrive in a dynamic environment, we want to hear from you!
Join our innovative team at dust as a Frontend Software Engineer, where you will play a key role in developing cutting-edge web applications that enhance user experiences. You will collaborate with designers and backend engineers to create seamless, responsive interfaces that delight our users.
Role Overview Theodo is hiring a Lead Software Engineer to join its Paris office. This role involves leading a team of developers on impactful projects, shaping software solutions with modern technologies, and setting a high standard for quality. What You Will Do Guide a team of engineers through all stages of software development Work closely with team members to deliver reliable, well-crafted solutions Apply current technologies and development practices to real-world challenges Mentor and support developers in their growth Encourage open communication and foster a collaborative team spirit Who We’re Looking For Strong technical background in software engineering Experience leading or mentoring development teams Clear communicator who can motivate and inspire others Comfort working in Paris or relocating to the city
Join our innovative team that is transforming the future of global living.At The Flex, we envision a world where renting a home is instant, intelligent, and seamless—much like booking a ride. Our mission is ambitious: to empower anyone to live anywhere, anytime, without hassle.Driven by Base360.ai, our unique automation engine, we are crafting the operating system for modern renting—integrating property data, streamlining operations, and facilitating smooth stays across continents.If you are passionate about complex systems, automation, and developing software that has real-world applications, this position offers you the opportunity to take ownership and make a significant impact. What You'll CreateAs a Senior Software Engineer, you will design, develop, and scale essential components of The Flex platform—from core services and APIs to automation workflows and real-time systems.You will work with considerable autonomy, managing problems from start to finish and directly influencing architectural decisions while remaining deeply engaged with production code.This role is for engineers who prioritize impact over meetings and take pride in constructing systems that are reliable, elegant, and scalable. Your ObjectivesDevelop Core SystemsCreate and maintain scalable services that enhance bookings, payments, availability, pricing, and guest experiences.Design Robust APIsEstablish clean, well-structured APIs that connect Base360.ai with internal tools and external partners.Automate OperationsConstruct event-driven workflows that eradicate manual tasks and unlock operational efficiencies.Deploy with AssuranceImplement and manage cloud-native infrastructure on AWS with an emphasis on reliability, security, and performance.Tackle Meaningful ChallengesEngage in real-time booking synchronization, pricing intelligence, keyless access systems, AI-driven alerts, and live operational dashboards.Collaborate for SuccessPartner closely with product, data, and operations teams to transform complex requirements into straightforward, effective systems. Ideal Candidate ProfileExtensive experience in building production systems with Node.js, React, and AWS.Solid understanding of software design principles and best practices.Proficient with CI/CD practices and tools.Strong communication skills and a collaborative mindset.
Join our dynamic team at vusiongroupsa as a Senior Software Engineer, where you'll have the opportunity to contribute to innovative projects that shape the future of technology. We are looking for a skilled professional who can bring their expertise in software development, work collaboratively with our R&D department, and drive excellence in our engineering practices.
sia is looking for a Junior Software Engineer to join the team in Paris. This role plays a part in building and maintaining the software behind sia’s platforms. Projects here influence how the company’s technology evolves over time. What you will do Assist in designing and developing new software features Support maintenance and ongoing improvements to existing systems Collaborate with team members to address technical challenges What we’re looking for Interest in software engineering and a willingness to learn new skills Drive to share ideas and contribute to team projects This position is based on-site in Paris.
Role overview Harmattan AI seeks an Embedded Software Engineer to join the Paris office. The focus is on building embedded solutions that enhance multimedia applications and user experiences. What you will do Design and develop embedded software for multimedia systems Work closely with team members from various disciplines to bring new concepts to life Contribute to maintaining high standards for software quality and performance Location This role is based in Paris.
About FinaryAt Finary, we are redefining the investment landscape by empowering individual investors with a comprehensive platform for asset tracking, budget management, investment opportunities, and financial education.Since our inception in 2021, we have rapidly grown to serve over 600,000 users. In September 2025, we successfully raised €25M in a Series B funding round led by PayPal Ventures, with notable support from Y Combinator, Hedosophia, Speedinvest, and industry leaders from Qonto, Photoroom, Bitpanda, UBS, and Wise.We prioritize user experience, performance, and the development of products that significantly enhance financial well-being.TL;DRAs a Staff Software Engineer, you will design and develop high-performance backend services in Rust for our fintech platform, catering to over 600,000 users. You will collaborate with a talented team of 6 Rust engineers across various squads, focusing on investment products, cryptocurrency, or life insurance infrastructure.
About Mistral AIAt Mistral AI, we harness the transformative power of artificial intelligence to streamline processes, enhance productivity, and foster creativity. Our cutting-edge technology integrates effortlessly into everyday workflows, revolutionizing the way we work.We are committed to democratizing AI through state-of-the-art, high-performance, open-source models and solutions tailored for enterprise needs, whether on-premises or in the cloud. Our flagship product, le Chat, serves as a versatile AI assistant designed for both personal and professional use.Our dynamic team thrives on collaboration, fueled by a shared passion for AI's potential to create positive societal change. With a diverse workforce distributed across France, the USA, the UK, Germany, and Singapore, we foster a culture of innovation, creativity, and teamwork.Join us in shaping the future of AI and making a meaningful impact in the world. Explore more about our inclusive culture at https://mistral.ai/careers.Position OverviewWe are on the lookout for a talented and enthusiastic Senior Frontend Software Engineer to enhance our innovative team. In this role, you will have the opportunity to work across our diverse product suite, contributing to its ongoing development and improvement. Your contributions will play a crucial role in elevating the user experience, making it more engaging, efficient, and user-friendly.Key Responsibilities• Full Stack Development: Design, develop, and maintain scalable features, ensuring seamless interaction between front-end and back-end systems using a modern tech stack.• User-Centric Design: Focus on optimizing user experience to ensure our products align with user needs and expectations.• Code Quality: Produce clean, maintainable, and well-documented code, actively participating in code reviews to uphold our high quality standards.• Collaboration: Engage closely with cross-functional teams, including product managers, designers, and fellow engineers, to deliver exceptional software solutions.
Join Aircall, a groundbreaking AI-driven customer communications platform utilized by over 22,000 businesses globally, enhancing revenue, expediting issue resolution, and empowering customer-facing teams. We are transforming customer interactions by seamlessly integrating voice, SMS, WhatsApp, and AI into a cohesive workspace.Our growth is fueled by a core philosophy: enable teams to work smarter, not harder. With innovations like Aircall's AI Voice Agent automating routine calls, AI Assist simplifying post-call tasks, and AI Assist Pro providing real-time support, our solutions enhance productivity leading to increased revenue and swift resolutions.Headquartered in Paris, we also boast a robust North American presence in Seattle, along with teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product has garnered a loyal customer base, and we are rapidly scaling with the backing of premier investors and a commitment to continuous AI innovation across our offerings.At Aircall, you will be part of a dynamic organization. We are ambitious, product-oriented, and execution-driven, emphasizing impactful work, swift decision-making, and genuine growth.Our Work Culture at Aircall: We are dedicated to our customers, driven by data, and focused on delivering impactful results. We value ownership, continuous learning, and thoughtful speed. If you excel in a collaborative, fast-paced environment where trust and impact are paramount, you'll thrive here.We are seeking a passionate and engaged Senior Software Engineer to enhance our expanding engineering department and contribute to our teams.As a Senior Software Engineer, you will lead the design, development, deployment, and operation of crucial features that deliver value to our customers. Your responsibilities will include ensuring operational excellence, monitoring key metrics, enhancing observability, promoting best practices, and mentoring team members across the Engineering division.Driven by quality, excellence, and agility, you will play a pivotal role in elevating our delivery processes. Utilizing NodeJS and Typescript within a robust back-end framework on AWS, you will tailor solutions to meet varied requirements.
Full-time|Hybrid|Paris, France; Sophia Antipolis, France
The AI Platform is at the forefront of Datadog’s AI initiatives, encompassing everything from cutting-edge distributed training infrastructure for our state-of-the-art models to the essential frameworks that power Bits AI and LLMObs. We are on a mission to enhance our offerings beyond just model creation, focusing on the development of tools that will empower engineers to deploy production-ready generative AI systems. This includes creating retrieval-augmented pipelines, autonomous agents, and comprehensive evaluation harnesses.We are seeking a Senior Software Engineer to architect and develop this next-generation platform. You will collaborate closely with the Applied AI, product, and core infrastructure teams to deliver:Large-scale experimentation, training, deployment, and monitoring solutionsDeveloper toolchains tailored for agents and other generative AI applicationsLow-latency serving infrastructure that seamlessly integrates AI features into all Datadog productsAt Datadog, we value a vibrant office culture that fosters relationships, sparks creativity, and encourages collaboration. We operate in a hybrid work environment, allowing our employees to achieve a work-life balance that suits their individual needs.
À propos de SkelloChez Skello, nous concevons la solution RH de référence pour optimiser la planification et la gestion des équipes de terrain. En Europe, ces équipes représentent 50 % des travailleurs, mais seulement 20 % des solutions numériques leur sont spécifiquement dédiées.Skello a été créé pour répondre à ce besoin : une plateforme collaborative et intuitive qui simplifie la vie des managers et des employés en rationalisant et en automatisant les tâches essentielles. Nous plaçons les équipes de terrain au cœur de notre démarche. Grâce à des outils intelligents comme notre Assistant Skello et notre planificateur intelligent, nous répondons directement à leurs besoins uniques.Notre objectif est clair : devenir la solution RH incontournable pour toutes les équipes de terrain en Europe. Skello en quelques chiffres • 7 secteurs d'activité clés • 25 000 entreprises font confiance à Skello aujourd'hui.• 600 000 employés utilisent Skello quotidiennement.• L'équipe Skello comprend plus de 400 collaborateurs.• 3 bureaux en Europe : Paris, Lille et Barcelone. Notre culture d'entrepriseNous savons que pour réaliser notre mission, il est essentiel de vivre nos valeurs au quotidien : SHIFT. Élever la barre chaque jour Soutenir les autres Imaginer demain, commencer aujourd'hui Mettre les clients au premier plan Prendre le travail au sérieux, mais pas soi-même
Role Overview Theodo is hiring a Lead Software Engineer in Paris. This role involves guiding software development projects and supporting a team of engineers. The position focuses on designing and building reliable, high-performance software that meets client expectations. What You Will Do Lead software projects from planning through delivery Work hands-on with the team to design and implement technical solutions Collaborate with colleagues from different functions to align on project goals Oversee project timelines and ensure milestones are met Mentor junior developers and encourage knowledge sharing Team and Culture This role supports a culture of continuous learning and improvement. The team values technical skill, open communication, and a shared commitment to delivering strong results for clients. Location This position is based in Paris.
Believe is a music company focused on supporting artists and labels. The team in Paris is looking for a Senior Software Engineer to help shape new projects and improve the digital platform. Role overview This position involves working with teams from different areas to create software that can grow with the company's needs. The work centers on building and improving products that help the music industry adapt and develop. What you will do Work closely with colleagues from various disciplines to design and develop software solutions Contribute technical expertise to projects that expand and strengthen Believe’s digital ecosystem Requirements Strong background in software development Interest in building products that support artists, labels, and the broader music industry Ability to collaborate effectively within cross-functional teams This role is based in Paris and offers the chance to contribute to projects that influence the future of music.
Alan integrates insurance with healthcare services, aiming to put prevention at the center of care for everyone. The company partners with thousands of employers in France, Spain, Belgium, and Canada, supporting over a million members. Alan’s mission is to help people live healthily to 100, while making health benefits a strategic asset for employers. By connecting private, public, and direct-to-consumer care, Alan builds a member-focused experience that manages claims costs and creates new revenue streams. How the team works Mission is the Boss: Decisions are guided by long-term thinking and optimism, always putting the mission first. Distributed Ownership: Team members take responsibility for decisions and outcomes. Radical Transparency: Information is open and documented so decisions can happen asynchronously. Always Growing: Feedback is direct and constructive, with a focus on learning and self-improvement. Role overview This six-month Software Engineer Internship is based in Paris. Interns join the engineering team to help build infrastructure, user interfaces, and applications for members, healthcare professionals, and internal teams. The role involves close collaboration with experienced engineers and direct contributions to product development. Engineers at Alan take ownership of their projects and work together to solve complex problems. Product decisions and development are handled by the same people, keeping the process agile and straightforward. Technology stack Python / Flask React React Native PostgreSQL For more insight into engineering at Alan, see this article about the team and this article about the engineering career path.
About Shift Technology Shift Technology builds AI-driven solutions for the insurance sector. Our platform supports underwriting, claims, and risk management for insurers worldwide. By combining generative, agent-based, and predictive AI, we help clients improve efficiency and deliver better service. Leading insurers trust Shift to drive results at scale. We value innovation and trust, and our SaaS products aim to transform insurance. The team includes colleagues from more than 50 countries, working together to shape the industry's future. Role Overview: Fullstack Developer As a Fullstack Engineer, join our core Engineering team in Paris. The role involves designing and building applications that deliver direct value to clients. Expect to solve complex technical problems with your squad, collaborating closely with Data Scientists, QA specialists, and Product Managers. The position focuses on delivering high-performance, scalable, and reliable solutions that advance our platform. This role also plays a central part in technical migrations and architectural improvements supporting Shift’s mission.
Join amo as one of the pioneering members of our Web Engineering team. In your initial months, you will collaborate closely with the team to develop and manage the systems that drive our operations, analytics, and distribution. We seek adaptable engineers who are eager to take ownership of comprehensive components, from architecture and implementation to monitoring.We prioritize engineers who delve deep into their work, cultivating strong domain expertise and fully embracing the responsibilities of their role. Your contributions will be vital in scaling our web stack, enhancing our internal product philosophy, and accelerating the company’s growth and learning.At amo, our Web team constructs the foundation of our internal platform: from Backoffice tools and growth dashboards to experimentation systems and invite-page infrastructure, as well as analytics implementation and the UI and backend layers that empower other teams to function effectively.Your Daily Responsibilities as a Web Engineer Include:Developing Internal Tools & Backoffice SystemsCrafting internal platforms for data access, monitoring, and operational workflows, collaborating directly with internal users to identify their needs and challenges, translating these insights into scalable, well-engineered solutions that integrate seamlessly into our stack.Managing Growth & Distribution InfrastructureBuilding systems for growth levers, managing distribution flows, and facilitating tracking for acquisition, activation, and retention, including invite pages enriched with OG metadata.Orchestrating SegmentationUtilizing our workflow orchestration system (Restate) to design robust, event-driven workflows that bolster growth mechanisms, data processing, segmentation logic, and lifecycle automation across the platform.Creating Metrics Dashboards & Data VisualizationsDeveloping real-time dashboards that convert metrics into actionable insights for the team.(Optional) AI-Driven AutomationContributing to AI/LLM-powered pipelines for scalable content and metadata generation, delivery, and publishing, with systems that adapt and improve based on performance and/or manual evaluation.End-to-End OwnershipTaking complete ownership of projects from inception to deployment, ensuring quality and efficiency at every stage.
Join Theodo Apps: Pioneers in Digital InnovationSince 2009, Theodo has empowered innovative businesses by designing, developing, and deploying ingenious digital products leveraging cutting-edge technology and Lean methodologies.With exceptional growth over the last 15 years, our team has expanded to over 700 passionate Software Engineers committed to continuous improvement. As we grow, we have structured our organization into specialized entities focusing on technologies (Theodo Apps, Theodo Cloud, Theodo Data & AI) and industries (Fintech, Govtech, Healthtech, Consumer Goods). By 2025, Theodo aims to achieve a revenue of €100 million.Having successfully completed over 130 projects, Theodo Apps specializes in cross-platform application development (mobile, web, and TV). We partner with our clients to design, develop, and deploy applications that transform user experiences.In just 10 years, Theodo Apps has grown from 2 to 120 employees and reached a turnover of €24 million in 2024!We collaborate with a diverse range of clients, including entrepreneurs, innovative SMEs, and large corporations like TF1+, Carrefour, Urgo, and Compagnies des Alpes.Your Team:The technical team at Theodo Apps consists of 49 software engineers, tech leads, architects, and engineering managers, all hailing from top engineering schools.You will be part of a dynamic team of 2 to 5 engineers, supported by a tech lead, an associate product manager, and a UX/UI designer.Your Future Responsibilities:As an Android Mobile Developer, you will play a pivotal role in developing our Android applications, ensuring exceptional performance and an optimal user experience. Your daily responsibilities will include:- Contributing to the design and architecture of robust, scalable, and maintainable Android applications, utilizing recognized paradigms such as MVVM, MVI, or Clean Architecture.- Developing native Android features in Kotlin, with a constant focus on performance, accessibility, and user satisfaction.
About H H focuses on advancing superintelligence through agentic AI. The company’s mission centers on automating complex, multi-step tasks that people usually handle, aiming for AI agents to help realize the full range of human potential. H seeks talented AI professionals who care deeply about responsible and safe development, as well as technical progress i…
Join Esri as a Senior Software Development Engineer in Test (SDET) specializing in Network Diagrams. In this role, you will be integral in developing and executing testing strategies to ensure the quality and performance of our network diagram solutions. You will collaborate with cross-functional teams to design robust test plans, automate testing processes, and enhance our software development lifecycle. If you are passionate about delivering high-quality software and thrive in a collaborative environment, we want to hear from you!
Join our innovative team at 360Learning as a Website Software Engineer, where you will have the opportunity to work remotely from the vibrant city of Paris or anywhere else in the world. In this role, you will collaborate with cross-functional teams to design, develop, and maintain our cutting-edge web applications, ensuring an exceptional user experience.If you are passionate about coding, have a strong understanding of web technologies, and thrive in a dynamic environment, we want to hear from you!
Join our innovative team at dust as a Frontend Software Engineer, where you will play a key role in developing cutting-edge web applications that enhance user experiences. You will collaborate with designers and backend engineers to create seamless, responsive interfaces that delight our users.
Role Overview Theodo is hiring a Lead Software Engineer to join its Paris office. This role involves leading a team of developers on impactful projects, shaping software solutions with modern technologies, and setting a high standard for quality. What You Will Do Guide a team of engineers through all stages of software development Work closely with team members to deliver reliable, well-crafted solutions Apply current technologies and development practices to real-world challenges Mentor and support developers in their growth Encourage open communication and foster a collaborative team spirit Who We’re Looking For Strong technical background in software engineering Experience leading or mentoring development teams Clear communicator who can motivate and inspire others Comfort working in Paris or relocating to the city
Join our innovative team that is transforming the future of global living.At The Flex, we envision a world where renting a home is instant, intelligent, and seamless—much like booking a ride. Our mission is ambitious: to empower anyone to live anywhere, anytime, without hassle.Driven by Base360.ai, our unique automation engine, we are crafting the operating system for modern renting—integrating property data, streamlining operations, and facilitating smooth stays across continents.If you are passionate about complex systems, automation, and developing software that has real-world applications, this position offers you the opportunity to take ownership and make a significant impact. What You'll CreateAs a Senior Software Engineer, you will design, develop, and scale essential components of The Flex platform—from core services and APIs to automation workflows and real-time systems.You will work with considerable autonomy, managing problems from start to finish and directly influencing architectural decisions while remaining deeply engaged with production code.This role is for engineers who prioritize impact over meetings and take pride in constructing systems that are reliable, elegant, and scalable. Your ObjectivesDevelop Core SystemsCreate and maintain scalable services that enhance bookings, payments, availability, pricing, and guest experiences.Design Robust APIsEstablish clean, well-structured APIs that connect Base360.ai with internal tools and external partners.Automate OperationsConstruct event-driven workflows that eradicate manual tasks and unlock operational efficiencies.Deploy with AssuranceImplement and manage cloud-native infrastructure on AWS with an emphasis on reliability, security, and performance.Tackle Meaningful ChallengesEngage in real-time booking synchronization, pricing intelligence, keyless access systems, AI-driven alerts, and live operational dashboards.Collaborate for SuccessPartner closely with product, data, and operations teams to transform complex requirements into straightforward, effective systems. Ideal Candidate ProfileExtensive experience in building production systems with Node.js, React, and AWS.Solid understanding of software design principles and best practices.Proficient with CI/CD practices and tools.Strong communication skills and a collaborative mindset.
Join our dynamic team at vusiongroupsa as a Senior Software Engineer, where you'll have the opportunity to contribute to innovative projects that shape the future of technology. We are looking for a skilled professional who can bring their expertise in software development, work collaboratively with our R&D department, and drive excellence in our engineering practices.
sia is looking for a Junior Software Engineer to join the team in Paris. This role plays a part in building and maintaining the software behind sia’s platforms. Projects here influence how the company’s technology evolves over time. What you will do Assist in designing and developing new software features Support maintenance and ongoing improvements to existing systems Collaborate with team members to address technical challenges What we’re looking for Interest in software engineering and a willingness to learn new skills Drive to share ideas and contribute to team projects This position is based on-site in Paris.
Role overview Harmattan AI seeks an Embedded Software Engineer to join the Paris office. The focus is on building embedded solutions that enhance multimedia applications and user experiences. What you will do Design and develop embedded software for multimedia systems Work closely with team members from various disciplines to bring new concepts to life Contribute to maintaining high standards for software quality and performance Location This role is based in Paris.
About FinaryAt Finary, we are redefining the investment landscape by empowering individual investors with a comprehensive platform for asset tracking, budget management, investment opportunities, and financial education.Since our inception in 2021, we have rapidly grown to serve over 600,000 users. In September 2025, we successfully raised €25M in a Series B funding round led by PayPal Ventures, with notable support from Y Combinator, Hedosophia, Speedinvest, and industry leaders from Qonto, Photoroom, Bitpanda, UBS, and Wise.We prioritize user experience, performance, and the development of products that significantly enhance financial well-being.TL;DRAs a Staff Software Engineer, you will design and develop high-performance backend services in Rust for our fintech platform, catering to over 600,000 users. You will collaborate with a talented team of 6 Rust engineers across various squads, focusing on investment products, cryptocurrency, or life insurance infrastructure.
About Mistral AIAt Mistral AI, we harness the transformative power of artificial intelligence to streamline processes, enhance productivity, and foster creativity. Our cutting-edge technology integrates effortlessly into everyday workflows, revolutionizing the way we work.We are committed to democratizing AI through state-of-the-art, high-performance, open-source models and solutions tailored for enterprise needs, whether on-premises or in the cloud. Our flagship product, le Chat, serves as a versatile AI assistant designed for both personal and professional use.Our dynamic team thrives on collaboration, fueled by a shared passion for AI's potential to create positive societal change. With a diverse workforce distributed across France, the USA, the UK, Germany, and Singapore, we foster a culture of innovation, creativity, and teamwork.Join us in shaping the future of AI and making a meaningful impact in the world. Explore more about our inclusive culture at https://mistral.ai/careers.Position OverviewWe are on the lookout for a talented and enthusiastic Senior Frontend Software Engineer to enhance our innovative team. In this role, you will have the opportunity to work across our diverse product suite, contributing to its ongoing development and improvement. Your contributions will play a crucial role in elevating the user experience, making it more engaging, efficient, and user-friendly.Key Responsibilities• Full Stack Development: Design, develop, and maintain scalable features, ensuring seamless interaction between front-end and back-end systems using a modern tech stack.• User-Centric Design: Focus on optimizing user experience to ensure our products align with user needs and expectations.• Code Quality: Produce clean, maintainable, and well-documented code, actively participating in code reviews to uphold our high quality standards.• Collaboration: Engage closely with cross-functional teams, including product managers, designers, and fellow engineers, to deliver exceptional software solutions.
Join Aircall, a groundbreaking AI-driven customer communications platform utilized by over 22,000 businesses globally, enhancing revenue, expediting issue resolution, and empowering customer-facing teams. We are transforming customer interactions by seamlessly integrating voice, SMS, WhatsApp, and AI into a cohesive workspace.Our growth is fueled by a core philosophy: enable teams to work smarter, not harder. With innovations like Aircall's AI Voice Agent automating routine calls, AI Assist simplifying post-call tasks, and AI Assist Pro providing real-time support, our solutions enhance productivity leading to increased revenue and swift resolutions.Headquartered in Paris, we also boast a robust North American presence in Seattle, along with teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product has garnered a loyal customer base, and we are rapidly scaling with the backing of premier investors and a commitment to continuous AI innovation across our offerings.At Aircall, you will be part of a dynamic organization. We are ambitious, product-oriented, and execution-driven, emphasizing impactful work, swift decision-making, and genuine growth.Our Work Culture at Aircall: We are dedicated to our customers, driven by data, and focused on delivering impactful results. We value ownership, continuous learning, and thoughtful speed. If you excel in a collaborative, fast-paced environment where trust and impact are paramount, you'll thrive here.We are seeking a passionate and engaged Senior Software Engineer to enhance our expanding engineering department and contribute to our teams.As a Senior Software Engineer, you will lead the design, development, deployment, and operation of crucial features that deliver value to our customers. Your responsibilities will include ensuring operational excellence, monitoring key metrics, enhancing observability, promoting best practices, and mentoring team members across the Engineering division.Driven by quality, excellence, and agility, you will play a pivotal role in elevating our delivery processes. Utilizing NodeJS and Typescript within a robust back-end framework on AWS, you will tailor solutions to meet varied requirements.
Full-time|Hybrid|Paris, France; Sophia Antipolis, France
The AI Platform is at the forefront of Datadog’s AI initiatives, encompassing everything from cutting-edge distributed training infrastructure for our state-of-the-art models to the essential frameworks that power Bits AI and LLMObs. We are on a mission to enhance our offerings beyond just model creation, focusing on the development of tools that will empower engineers to deploy production-ready generative AI systems. This includes creating retrieval-augmented pipelines, autonomous agents, and comprehensive evaluation harnesses.We are seeking a Senior Software Engineer to architect and develop this next-generation platform. You will collaborate closely with the Applied AI, product, and core infrastructure teams to deliver:Large-scale experimentation, training, deployment, and monitoring solutionsDeveloper toolchains tailored for agents and other generative AI applicationsLow-latency serving infrastructure that seamlessly integrates AI features into all Datadog productsAt Datadog, we value a vibrant office culture that fosters relationships, sparks creativity, and encourages collaboration. We operate in a hybrid work environment, allowing our employees to achieve a work-life balance that suits their individual needs.
À propos de SkelloChez Skello, nous concevons la solution RH de référence pour optimiser la planification et la gestion des équipes de terrain. En Europe, ces équipes représentent 50 % des travailleurs, mais seulement 20 % des solutions numériques leur sont spécifiquement dédiées.Skello a été créé pour répondre à ce besoin : une plateforme collaborative et intuitive qui simplifie la vie des managers et des employés en rationalisant et en automatisant les tâches essentielles. Nous plaçons les équipes de terrain au cœur de notre démarche. Grâce à des outils intelligents comme notre Assistant Skello et notre planificateur intelligent, nous répondons directement à leurs besoins uniques.Notre objectif est clair : devenir la solution RH incontournable pour toutes les équipes de terrain en Europe. Skello en quelques chiffres • 7 secteurs d'activité clés • 25 000 entreprises font confiance à Skello aujourd'hui.• 600 000 employés utilisent Skello quotidiennement.• L'équipe Skello comprend plus de 400 collaborateurs.• 3 bureaux en Europe : Paris, Lille et Barcelone. Notre culture d'entrepriseNous savons que pour réaliser notre mission, il est essentiel de vivre nos valeurs au quotidien : SHIFT. Élever la barre chaque jour Soutenir les autres Imaginer demain, commencer aujourd'hui Mettre les clients au premier plan Prendre le travail au sérieux, mais pas soi-même
Role Overview Theodo is hiring a Lead Software Engineer in Paris. This role involves guiding software development projects and supporting a team of engineers. The position focuses on designing and building reliable, high-performance software that meets client expectations. What You Will Do Lead software projects from planning through delivery Work hands-on with the team to design and implement technical solutions Collaborate with colleagues from different functions to align on project goals Oversee project timelines and ensure milestones are met Mentor junior developers and encourage knowledge sharing Team and Culture This role supports a culture of continuous learning and improvement. The team values technical skill, open communication, and a shared commitment to delivering strong results for clients. Location This position is based in Paris.
Believe is a music company focused on supporting artists and labels. The team in Paris is looking for a Senior Software Engineer to help shape new projects and improve the digital platform. Role overview This position involves working with teams from different areas to create software that can grow with the company's needs. The work centers on building and improving products that help the music industry adapt and develop. What you will do Work closely with colleagues from various disciplines to design and develop software solutions Contribute technical expertise to projects that expand and strengthen Believe’s digital ecosystem Requirements Strong background in software development Interest in building products that support artists, labels, and the broader music industry Ability to collaborate effectively within cross-functional teams This role is based in Paris and offers the chance to contribute to projects that influence the future of music.
Alan integrates insurance with healthcare services, aiming to put prevention at the center of care for everyone. The company partners with thousands of employers in France, Spain, Belgium, and Canada, supporting over a million members. Alan’s mission is to help people live healthily to 100, while making health benefits a strategic asset for employers. By connecting private, public, and direct-to-consumer care, Alan builds a member-focused experience that manages claims costs and creates new revenue streams. How the team works Mission is the Boss: Decisions are guided by long-term thinking and optimism, always putting the mission first. Distributed Ownership: Team members take responsibility for decisions and outcomes. Radical Transparency: Information is open and documented so decisions can happen asynchronously. Always Growing: Feedback is direct and constructive, with a focus on learning and self-improvement. Role overview This six-month Software Engineer Internship is based in Paris. Interns join the engineering team to help build infrastructure, user interfaces, and applications for members, healthcare professionals, and internal teams. The role involves close collaboration with experienced engineers and direct contributions to product development. Engineers at Alan take ownership of their projects and work together to solve complex problems. Product decisions and development are handled by the same people, keeping the process agile and straightforward. Technology stack Python / Flask React React Native PostgreSQL For more insight into engineering at Alan, see this article about the team and this article about the engineering career path.
About Shift Technology Shift Technology builds AI-driven solutions for the insurance sector. Our platform supports underwriting, claims, and risk management for insurers worldwide. By combining generative, agent-based, and predictive AI, we help clients improve efficiency and deliver better service. Leading insurers trust Shift to drive results at scale. We value innovation and trust, and our SaaS products aim to transform insurance. The team includes colleagues from more than 50 countries, working together to shape the industry's future. Role Overview: Fullstack Developer As a Fullstack Engineer, join our core Engineering team in Paris. The role involves designing and building applications that deliver direct value to clients. Expect to solve complex technical problems with your squad, collaborating closely with Data Scientists, QA specialists, and Product Managers. The position focuses on delivering high-performance, scalable, and reliable solutions that advance our platform. This role also plays a central part in technical migrations and architectural improvements supporting Shift’s mission.
Join amo as one of the pioneering members of our Web Engineering team. In your initial months, you will collaborate closely with the team to develop and manage the systems that drive our operations, analytics, and distribution. We seek adaptable engineers who are eager to take ownership of comprehensive components, from architecture and implementation to monitoring.We prioritize engineers who delve deep into their work, cultivating strong domain expertise and fully embracing the responsibilities of their role. Your contributions will be vital in scaling our web stack, enhancing our internal product philosophy, and accelerating the company’s growth and learning.At amo, our Web team constructs the foundation of our internal platform: from Backoffice tools and growth dashboards to experimentation systems and invite-page infrastructure, as well as analytics implementation and the UI and backend layers that empower other teams to function effectively.Your Daily Responsibilities as a Web Engineer Include:Developing Internal Tools & Backoffice SystemsCrafting internal platforms for data access, monitoring, and operational workflows, collaborating directly with internal users to identify their needs and challenges, translating these insights into scalable, well-engineered solutions that integrate seamlessly into our stack.Managing Growth & Distribution InfrastructureBuilding systems for growth levers, managing distribution flows, and facilitating tracking for acquisition, activation, and retention, including invite pages enriched with OG metadata.Orchestrating SegmentationUtilizing our workflow orchestration system (Restate) to design robust, event-driven workflows that bolster growth mechanisms, data processing, segmentation logic, and lifecycle automation across the platform.Creating Metrics Dashboards & Data VisualizationsDeveloping real-time dashboards that convert metrics into actionable insights for the team.(Optional) AI-Driven AutomationContributing to AI/LLM-powered pipelines for scalable content and metadata generation, delivery, and publishing, with systems that adapt and improve based on performance and/or manual evaluation.End-to-End OwnershipTaking complete ownership of projects from inception to deployment, ensuring quality and efficiency at every stage.
Join Theodo Apps: Pioneers in Digital InnovationSince 2009, Theodo has empowered innovative businesses by designing, developing, and deploying ingenious digital products leveraging cutting-edge technology and Lean methodologies.With exceptional growth over the last 15 years, our team has expanded to over 700 passionate Software Engineers committed to continuous improvement. As we grow, we have structured our organization into specialized entities focusing on technologies (Theodo Apps, Theodo Cloud, Theodo Data & AI) and industries (Fintech, Govtech, Healthtech, Consumer Goods). By 2025, Theodo aims to achieve a revenue of €100 million.Having successfully completed over 130 projects, Theodo Apps specializes in cross-platform application development (mobile, web, and TV). We partner with our clients to design, develop, and deploy applications that transform user experiences.In just 10 years, Theodo Apps has grown from 2 to 120 employees and reached a turnover of €24 million in 2024!We collaborate with a diverse range of clients, including entrepreneurs, innovative SMEs, and large corporations like TF1+, Carrefour, Urgo, and Compagnies des Alpes.Your Team:The technical team at Theodo Apps consists of 49 software engineers, tech leads, architects, and engineering managers, all hailing from top engineering schools.You will be part of a dynamic team of 2 to 5 engineers, supported by a tech lead, an associate product manager, and a UX/UI designer.Your Future Responsibilities:As an Android Mobile Developer, you will play a pivotal role in developing our Android applications, ensuring exceptional performance and an optimal user experience. Your daily responsibilities will include:- Contributing to the design and architecture of robust, scalable, and maintainable Android applications, utilizing recognized paradigms such as MVVM, MVI, or Clean Architecture.- Developing native Android features in Kotlin, with a constant focus on performance, accessibility, and user satisfaction.
