Senior Full-Stack Software Engineer - Frontend Experiences

At Algolia, we are at the forefront of AI-powered search technology, enabling over 17,000 businesses to deliver rapid and predictive search experiences at scale. Each week, we process more than 30 billion search queries — surpassing the combined total of Microsoft Bing, Yahoo, Baidu, Yandex, and DuckDuckGo.In 2021, we secured $150 million in Series D funding…

Join our innovative team at Vusion Group as a Senior Software Engineer. In this crucial role, you will be responsible for developing high-quality software solutions, collaborating with cross-functional teams, and driving technical excellence within our R&D department.Your expertise in software development will be key to delivering robust applications and enhancing existing systems. If you are passionate about technology and looking to make a significant impact in a dynamic environment, we encourage you to apply.

Join Homa Games as an AI Strategic Project Manager (Art) and lead innovative projects that merge artificial intelligence with artistic creativity. In this role, you will strategize, manage, and execute cutting-edge AI initiatives to enhance our gaming experiences.

Join Labelium as a Full Stack Software Engineer Intern in the vibrant city of Paris! In this role, you will have the opportunity to work alongside a talented team of engineers, contributing to exciting projects that shape the future of digital marketing. This internship is perfect for those looking to gain hands-on experience in a dynamic environment.

Join Postman as a Field Marketing Lead, where you will play a pivotal role in driving our marketing initiatives across the region. You will collaborate closely with sales and product teams to develop and implement targeted marketing strategies that resonate with our users and elevate our brand presence. Your expertise will help us connect with developers and businesses, turning them into loyal Postman advocates.

Role Overview Theodo is hiring an AI-Native Software Engineer in Paris. This position focuses on building software for the fintech sector using artificial intelligence tools and methods. The team works closely with clients to improve how financial products work and feel. What You Will Do Develop software solutions that use AI to address challenges in finance Work with other engineers to design, build, and refine applications Help improve clients' operations and the experience of end users Collaboration Work alongside skilled engineers on projects that shape the future of fintech. Expect regular knowledge sharing and teamwork throughout each project cycle.

epiktet seeks a Junior Deputy Agency Manager to join the Paris team. This role supports the Agency Manager in keeping daily operations on track and upholding high service standards across the agency. Key responsibilities Assist with managing the agency’s day-to-day activities Help shape and carry out business strategies Support efforts to build and maintain client relationships Play a part in guiding and motivating the agency team Location This position is based in Paris.

About Theodo Since 2009, Theodo has partnered with companies to design, build, and launch digital products using leading technologies and a Lean approach. Over 700 team members, mainly software engineers, drive continuous improvement and technical excellence. Theodo’s growth has led to specialized groups focused on technologies (Theodo Apps, Theodo Cloud, Theodo Data & AI) and industries such as fintech, govtech, healthtech, and consumer products. The company aims to reach €100M in revenue by 2025. AI Modernization at Theodo The AI Modernization practice stands at the center of Theodo’s strategy to lead in AI-driven software development across Europe. This team helps clients move legacy systems to modern languages and frameworks with AI, reducing business, cybersecurity, and compliance risks tied to outdated technology. Using a proven methodology and controlled AI, these projects are delivered up to three times faster than traditional approaches. How the Team Works Theodo’s tech community brings together software engineers, tech leads, engineering managers, and architects. Teams form around project needs, combining engineering and product management skills. Collaboration with clients is close and ongoing: teams share updates, deepen their understanding of client challenges, and adapt products to fit user needs. About the Role: Engineering Manager for AI Modernization The Engineering Manager will join the AI Modernization practice in Paris. This role manages up to four tech leads and oversees the success of four projects, working alongside a Group Project Manager. The position involves supporting technical teams, guiding project delivery, and contributing to Theodo’s mission of accelerating legacy system modernization with AI.

About the Role Shift Technology is looking for a Junior Backend Engineer with C# experience to join the team in Paris, France. This role focuses on building and maintaining backend systems that power the company's products. Work closely with seasoned engineers and contribute to projects that shape Shift Technology's technical direction. What You Will Do Develop and support backend components using C# Help maintain and improve existing systems Collaborate with other engineers on technical projects Location Based in Paris, France.

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.

Photoroom is seeking a Contract FastAPI Engineer for a 3-6 month engagement. This role can be based in Paris or performed remotely. Day rate is negotiable. Role Overview This contract engineer will focus on Photoroom’s public API, which serves as the main integration point for developers using Photoroom’s AI-driven image solutions. The work sits at the crossroads of backend engineering and applied AI, shaping an interface relied on by both individual developers and large enterprise clients. What You Will Do Design, build, and refine the public API that connects developers to Photoroom’s AI features. Develop features for both self-serve and enterprise users, prioritizing reliability, scalability, and usability. Manage all aspects of the API, including naming, versioning, structure, implementation, performance, and maintenance. Release frequent updates and iterate quickly based on user feedback and data. Make advanced image models available through clear, intuitive interfaces. Work closely with product, machine learning, backend, and sales teams to deliver value through the API. This position is part of a small, experienced team where individual work has immediate and visible results. Contract Details Location: Paris or remote Duration: 3-6 months Day rate: Negotiable For more about Photoroom, visit https://www.photoroom.com.

Join Match Group, a global leader in online dating and relationship services, as a Senior Engineering Manager. In this pivotal role, you will lead a talented team of engineers, driving innovation and excellence in software development. Your expertise will guide project execution, ensuring timely delivery of high-quality products that meet our users' needs.We seek a dynamic leader who thrives in a fast-paced environment and is passionate about technology and team collaboration. Your ability to mentor and inspire will be key to fostering a culture of continuous improvement and teamwork.

Join Eight Advisory, a premier independent consulting firm in financial and operational advisory, specializing in Transactions, Restructuring, and Business Transformation.We support leaders, shareholders, banks, and potential investors in making informed decisions. Since our inception in late 2009, we have experienced remarkable growth, now boasting over 1000 employees, including around 100 partners, and continue to expand our reach. With offices across France, Belgium, Germany, the UK, Switzerland, the Netherlands, the USA, Spain, and in approximately thirty other cities globally through our network, 'Eight International', we are at the forefront of the consulting industry.Our Strategy & Operations practice empowers executives and investors to navigate complex issues. We deliver value by providing realistic, quantifiable solutions that blend strategic and operational insights.We are currently seeking an Analyst to enhance our ESG (Environmental, Social, and Governance) & Sustainable Development initiatives. This role involves assisting investors and businesses in the tangible integration of ESG considerations into their strategies, business models, operations, and investment decisions.As part of our Strategy team, you will thrive in a demanding, international, and analytical environment focused on understanding systems: analyzing flows, operational performance, environmental and social impacts, and creating sustainable value.We collaborate closely with our clients, investment funds, and companies throughout the investment process (pre and post-acquisition analysis), managing risks, ensuring compliance, and developing action plans.

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.

Role overview Voodoo is looking for a Lever Designer to shape the mechanics of puzzle games in Paris. This role centers on building engaging game systems that encourage players to return. Lever Designers at Voodoo work closely with developers and artists, creating puzzles that strike a balance between challenge and reward. What you will do Design and iterate on the core mechanics for puzzle games Collaborate with developers and artists to develop new puzzle ideas Prioritize player experience to ensure each puzzle is enjoyable and satisfying Requirements Creative mindset with a strong interest in game design Understanding of player engagement and retention Ability to work well with others to develop concepts Voodoo welcomes those who enjoy designing puzzles and crafting memorable gameplay experiences.

Shift Technology is at the forefront of revolutionizing the insurance industry through advanced AI solutions. Our platform integrates generative, agentic, and predictive AI to enhance underwriting, claims management, and fraud detection, yielding operational efficiencies and outstanding customer experiences. Renowned by leading insurers globally, Shift delivers impactful AI solutions at scale.Our culture thrives on innovation, trust, and a commitment to transforming insurance via our SaaS platform. Our diverse team, representing over 50 different nations, is collaboratively shaping the future of insurance.Our Engineering team is essential to the value we provide to our clients. We tackle complex challenges both within our squads and in collaboration with other teams across the organization.Join us as we redefine how data drives decision-making by developing powerful, scalable software and data platforms. If you're passionate about distributed systems, API development, or enabling data-driven insights, we have exciting opportunities for you.Our technology stack includes .NET Core (C#), Python, MS SQL Server, ElasticSearch, Spark, Azure Data Factory (ADF), GoodData, Terraform, and more. We are evolving towards distributed data systems on cloud platforms, presenting stimulating challenges in both bulk and real-time processing.

Are you passionate about innovating in the tech world? Do you thrive on tackling intricate business challenges in a dynamic, collaborative, and inclusive environment? At Capital One, you will join an energetic team of innovators and problem-solvers committed to addressing genuine customer needs.We are on the lookout for Full Stack Software Engineers who are eager to integrate data with cutting-edge technologies. As part of the Capital One team, you will play a pivotal role in a significant transformation initiative.In this position, you will contribute to an enterprise-wide data management and governance application designed to oversee digital assets, including datasets, data stores, and applications across Capital One. This centralized repository will enhance the navigation, discovery, and management of digital assets, ensuring data security and compliance.

Location: Flexible (Paris Issy-les-Moulineaux). This role provides the opportunity to work from home while being close to an office location. The Role As a Senior Cross-Platform Software Engineer at GoPro, you will play a pivotal role in enhancing and sustaining the core software that powers GoPro’s software ecosystem. You will be tasked with developing and refining software and tools that are utilized in mobile applications, desktop software, the GoPro cloud, and GoPro cameras. We are looking for a candidate with expertise across multiple platforms, programming languages, tools, and build systems who thrives in an agile software development environment. In this position, you will create high-quality, thoroughly tested libraries and tools that are compatible across various platforms. Collaborating with platform-specific teams, you will integrate these libraries and tools to construct a unified software ecosystem designed to help users capture and cherish their most treasured photo and video moments. What You Will Do Design, build, test, and maintain cross-platform software for client application development teams. Engage with a diverse array of platforms (desktop, mobile, cloud, embedded). Explore various domains, including media file format support, graphics programming, AI integration, platform abstractions, and algorithm development. Continuously enhance the quality and reliability of the code. Advance the software engineering system for improved software management, integration, and build processes. Skills We’re Excited About Bachelor's degree in Computer Science, Engineering, or a relevant field. 3-5 years of experience in cross-platform software development using C++ and at least one additional programming language. Excellent communication skills, both written and verbal. Bonus Points For Proficiency in modern C++ (C++11 and newer). Familiarity with the CMake build system. Experience developing libraries and applications for Windows, macOS, Linux, iOS, and Android. Strong skills in git, including GitHub Actions. Proficiency in Java, Kotlin, Swift, Objective-C, C#, and Python. Experience with Xcode, Visual Studio, and Android Studio. Background in working with photo, video, or audio media. A passion for photography and videography. Why Work With Us?

About UsAt Harmattan AI, we are pioneering the development of autonomous and scalable defense systems. With a recent $200 million Series B funding round that has raised our valuation to $1.4 billion, we are poised for growth and are seeking talented individuals to join our mission of delivering cutting-edge systems to allied forces.Our guiding principles are centered around creating impactful technologies, striving for excellence, setting ambitious objectives, and confronting complex technical challenges head-on. We thrive in a dynamic environment where accountability, precision, and execution are critical.About the RoleWe invite a passionate Backend Software Engineer to become a vital part of our C2 Core team in Paris. In this role, you will be instrumental in developing the foundational architecture for our advanced tactical Command and Control (C2) application. You will operate in a high-stakes, technical environment where low latency, high availability, and secure data management are crucial.Your primary responsibilities will involve ensuring seamless data flow for real-time telemetry, high-bandwidth video streams, and mission commands between our fleet of robots and the internal C2 components, including the Common Operational Picture (COP) and Mission Planner. This system is designed for deployment on ruggedized tactical PCs in field environments often characterized by limited network connectivity.

Join Sopra Steria as a Tech Lead specializing in Java and Generative AI within the Financial Services sector. In this role, you will lead innovative projects, guiding a team of developers to harness the power of generative AI technologies. Your expertise will be crucial in shaping solutions that drive efficiency and enhance user experiences in financial applications.