Machine Learning Engineer, Open-Source Software - Paris/London

About Mistral At Mistral AI, we harness the transformative power of artificial intelligence to streamline tasks, boost productivity, and foster creativity. Our innovative technology is designed for seamless integration into everyday workflows.We are committed to democratizing AI with high-performance, optimized, and cutting-edge open-source models, products,…

Join the Theodo Family and Be Part of Our Success StorySince 2009, Theodo has been empowering innovative companies by facilitating the design, development, and deployment of ingenious digital products, leveraging the best of technology and Lean methodologies.Our unique approach is founded on three core principles:- We have developed recognized expertise in key product design and development technologies;- At every project stage, our priority is to create value for our clients;- We attract the finest digital talents and nurture their ingenuity through a Lean approach.Theodo has experienced exceptional growth over the past 15 years, boasting a team of over 700 dedicated Theodoers, predominantly Software Engineers passionate about technology and continuous improvement. As we grow, we have structured our group into specialized entities by technology (Theodo Apps, Theodo Cloud, Theodo Data & AI) and by industry (Fintech, Govtech, Healthtech, Consumer Goods). By 2025, Theodo aims to generate €100 million in revenue.At Theodo HealthTech, our expert health entity, we support all health stakeholders in the development of tailor-made digital medical devices. Leveraging our expertise in both Lean methodologies and technology, combined with our deep understanding of health, we design and develop digital medical devices that integrate into patient care pathways (digital therapies - DTx, virtual clinical trials, digitized care pathways). Our goal is to create products that transform the lives of their users, whether they are healthcare providers or patients.Your Team:You will join a tech community of over 120 Theodoers including software engineers, tech leads, engineering managers, and architects, all driven by a shared passion for technology and innovation.

About UsAt MARGO, our consultants engage in what truly matters: complex projects that merge intellectual challenges with real business impact. We support leading players in finance, industry, and technology in their most strategic Data Science, Machine Learning, and Artificial Intelligence initiatives.Why Join the AI Practice?You will be part of a team led by Hamza Bouanani, AI Practice Manager at MARGO and Lead Data Scientist at BNP Paribas. Working alongside him means joining a passionate team of experts, being technically and methodologically challenged, and contributing to high-impact projects for our clients.Your ResponsibilitiesWe are currently looking for an AI Engineer to contribute to a strategic project focused on digitizing risk metric production within a multidisciplinary team led by a Lead Data Scientist.- Predictive MonitoringContext: Production teams handle large volumes of data daily to generate key indicators. Manual monitoring is complicated and doesn’t always guarantee that objectives will be met.Technical Objective: Develop a system capable of predicting daily the likelihood of meeting indicators and automatically identify weak links in the calculation chain.Expected ROI: Streamline the operational teams' work and enhance production deadline compliance.- Agentic AI FrameworkContext: The complexity of tools and procedures complicates manual incident resolution.Technical Objective: Design multiple AI (multi-agent systems) capable of centralizing knowledge, answering user inquiries, and suggesting automated corrective actions.Expected ROI: Assist operational teams daily, reduce their workload, and automate repetitive tasks.

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!

About Mistral AIAt Mistral AI, we harness the transformative power of artificial intelligence to streamline processes, enhance productivity, and foster creativity. Our innovative technology integrates effortlessly into everyday workflows, making AI accessible and beneficial for all.We are committed to democratizing AI through our suite of high-performance, optimized, open-source models and solutions. Our comprehensive AI platform is tailored for enterprise needs, whether deployed on-premises or in the cloud. Our flagship offering, le Chat, serves as an AI assistant that enhances both personal and professional lives.Our team is a vibrant and collaborative mix of passionate professionals dedicated to the potential of AI to reshape society. With team members spread across France, the USA, the UK, Germany, and Singapore, we thrive in competitive settings and prioritize innovation. We are known for our creativity, humility, and team spirit.Join us in our mission to redefine the future of AI. Together, we can make a significant impact. Discover more about our unique culture at mistral.ai/careers.Job Overview:We are looking for a Technical Lead in Applied AI to spearhead the technical strategy and execution of complex AI solutions tailored for our enterprise clients. In this pivotal role, you will lead project teams of Applied AI Engineers, ensuring the successful implementation of Mistral AI products while developing impactful and scalable AI use cases.You will serve as the primary technical liaison for our most important clients, guiding them through every stage—from pre-sales to post-deployment—while closely collaborating with research, product, and engineering teams to influence the evolution of our offerings.As a Technical Lead, you will connect cutting-edge AI research with practical enterprise applications, ensuring our solutions are robust, scalable, and aligned with both client expectations and Mistral’s technological vision.Key Responsibilities:- Act as a key individual contributor, writing essential code for our complex projects. You will engage hands-on to mitigate risks associated with critical components, remaining deeply involved in coding, reviewing, and optimizing AI solutions.- Lead technical teams in executing project objectives, ensuring alignment with both business goals and customer requirements.

At Hugging Face, we are committed to making AI accessible for everyone. Join us in building the fastest-growing platform for AI enthusiasts, boasting over 11 million users who have collectively shared more than 2 million models, 700,000 datasets, and 600,000 applications. Our open-source libraries have garnered over 600,000 stars on GitHub.About the RoleWe are looking for a talented and enthusiastic Open-Source Machine Learning Engineer to join our Paris team. In this pivotal role, you will be responsible for developing, integrating, and maintaining our core library, ensuring that cutting-edge AI for Robotics technology is accessible to our community.Your main responsibilities will include:ML Model Integration & Scaling: Port and scale PyTorch ML models for robotics applications, managing pretraining and large-scale training workflows.Core Library Development: Refactor, manage, and improve the API, architecture, and infrastructure of the core library to ensure robustness, scalability, and user-friendliness.Feature Development & Exploration: Lead the development and deployment of new, robust features while exploring and integrating new technologies relevant to AI and robotics.Community Engagement & Maintenance: Manage and merge community pull requests (PRs), address reported issues, and serve as a technical liaison for the community.Infrastructure & Benchmarking: Implement and maintain integrations with platforms like the Hugging Face Hub, perform benchmarking and profiling to ensure optimal performance, and manage library dependencies.About YouEducation: MS or PhD in Computer Science, Machine Learning, or a related field.Machine Learning Expertise: Hands-on experience with PyTorch and a solid understanding of efficient ML development and deployment abstractions.ML Literature & Systems Knowledge: Familiarity with current robot learning literature and experience in integrating ML models into larger systems.Strong Software Development Skills: Exceptional coding ability (e.g., Python) with experience in building and maintaining complex, production-quality libraries.Software Design & Maintenance: Proven track record in managing the technical lifecycle of a library, including refactoring, maintaining API stability, and dependency management.Bonus Points:Prior contributions to open-source libraries in robotics, particularly on LeRobot.If you are eager to join us but don’t meet every qualification, we still encourage you to apply! We aim to build a diverse team with a wide range of skills, experiences, and backgrounds.

About Mistral AIAt Mistral AI, we harness the transformative power of artificial intelligence to streamline processes, save time, and boost creativity and learning. Our innovative technology seamlessly integrates into everyday professional environments, enhancing efficiency and productivity.We democratize artificial intelligence through a suite of high-performance, optimized, open-source models and solutions. Our extensive AI platform caters to both enterprise and individual needs, featuring Le Chat, La Plateforme, Mistral Code, and Mistral Compute - a groundbreaking collection that delivers state-of-the-art intelligence to users.Our dynamic and collaborative team is passionate about the potential of AI to revolutionize society. Comprising a diverse workforce spread across France, the USA, the UK, Germany, and Singapore, we thrive in competitive settings and are dedicated to fostering innovation. We pride ourselves on being creative, humble, and team-oriented.Join us in shaping the future of AI and making a significant impact in the field. Explore more about our culture at https://mistral.ai/careers.Mistral AI participates in the E-Verify programRole OverviewResearch Engineering Team IntroductionOur Research Engineering team encompasses both the Platform (shared infrastructure & clean code) and Embedded (integrated within research squads) divisions. Engineers have the flexibility to shift along the research-to-production spectrum based on evolving interests and requirements.As a Research Engineer focused on Machine Learning, you will be instrumental in building and optimizing large-scale learning systems that underpin our open-weight models. Collaborating closely with Research Scientists, you will have the opportunity to join either:- **Platform RE Team**: Enhance the foundational training frameworks, data pipelines, and cluster tools utilized by all teams; or- **Embedded RE Team**: Integrate directly within a research squad (such as Alignment, Pre-training, Multimodal, etc.) and transform innovative ideas into scalable, repeatable code.Location: Paris / London (hybrid) or remote within EU/UKKey Responsibilities• Facilitate researchers by managing the intricate aspects of large-scale ML pipelines and developing robust tools.• Bridge cutting-edge research with production: integrate model checkpoints, streamline evaluation processes, and expose APIs.• Conduct experiments utilizing the latest deep-learning methodologies (including sparsified 70B+ runs and distributed training on thousands of GPUs).• Design, implement, and benchmark ML algorithms, while producing clear, efficient code.

Theodo Group's Story and SuccessSince 2009, Theodo has been supporting innovative companies in creating, developing, and deploying ingenious digital products by leveraging cutting-edge technology and Lean methodology.Theodo has experienced exceptional growth over the past 15 years: our teams comprise over 700 Theodoers, primarily Software Engineers passionate about technology and continuous improvement. With growth, the group has structured itself into specialized entities by technologies (Theodo Apps, Theodo Cloud, Theodo Data & AI) and by industries (Fintech, Govtech, Healthtech, Consumer Products Goods). By 2025, Theodo is projected to generate €100M in revenue.At Theodo GovTech, we assist our clients - ministries, local authorities, and large public operators - in designing, developing, and maintaining accessible, sustainable, and useful digital products for society.Joining our adventure means sharing a common ambition: to leverage digital technology to enhance the effectiveness of public action and improve the daily lives of agents and users.Why are we hiring?Our teams work at the heart of public organizations, on complex projects often constrained and sovereign, where infrastructure is not just a detail... but a central issue of the product.Today, we are strengthening our team with an Ops/SRE Build professional, capable of designing and building infrastructure in on-premise or private cloud environments.The team you'll join:On each project, you will be integrated into a project team with 1 Tech Lead responsible for your guidance, 1 to 2 Developers, 1 Associate Product Manager, and 1 Lead Product Manager.You will be managed by Matthieu, our CTO with over 14 years of experience in tech.You will also collaborate with Maxime, our CEO, who is an expert in the public sector.Your main responsibilities include:- Designing infrastructure architectures suitable for constrained contexts (security, sovereignty, performance)- Building and deploying infrastructures from scratch or through redesign- Promoting the DevOps approach within the agile team (rituals, framework, documentation)

Join Veepee, a trailblazer in online event sales since 2001, as a Cybersecurity Engineer specializing in Incident Response and Resilience. In this pivotal role, you will collaborate with a dynamic security team comprising Red, Purple, and Blue team specialists, as well as risk and compliance experts. Together, we tackle security vulnerabilities head-on, defending against real and simulated attacks, conducting thorough audits, and adhering to compliance assessments to enhance our security posture. Your mission will be to devise innovative cybersecurity solutions tailored to our business needs while contributing to a culture of transparency and shared knowledge within the community.

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.

Join Segula Technologies as a Project Manager specializing in Electrical Engineering for CFO/CFA and SSI in the Rail Infrastructure sector. In this pivotal role, you will lead technical projects, ensuring compliance with high safety standards while driving innovation in electrical systems.Your responsibilities will include managing project timelines, coordinating with multidisciplinary teams, and acting as the primary point of contact for clients and stakeholders. You will leverage your expertise to optimize project planning and execution, contributing to the advancement of rail infrastructure.

We are seeking a Consulting Engineer specialized in public R&D funding, energy efficiency, and circular economy to join our team in Paris, France. This position offers you the opportunity to drive sustainable innovations by guiding businesses through complex public funding landscapes while developing and implementing transformative solutions for energy efficiency and circular economy. You will work closely with our branches in Barcelona and Madrid, assisting clients across various markets in achieving their sustainability goals through strategic consulting and technical expertise.Analyze and assess public R&D funding opportunities, including EU funding programs (Horizon Europe, LIFE, and national programs), and develop tailored funding strategies for clients - Design and manage energy efficiency projects from conception to implementation, including conducting energy audits, feasibility studies, and performance evaluations - Develop circular economy strategies and roadmaps for businesses, identifying opportunities for resource optimization and waste reduction.Provide technical consulting services for clients, translating complex regulatory requirements and sustainability frameworks into actionable business strategies - Create comprehensive technical proposals, reports, and documentation for funding applications and project deliverables - Engage and coordinate stakeholders from client organizations, authorities, and project partners.Monitor regulatory changes and new trends in energy efficiency and circular economy to support client recommendations - Collaborate with cross-functional teams in our Paris, Barcelona, and Madrid offices to ensure consistent service delivery and knowledge sharing - Analyze project data and performance metrics to evaluate outcomes and optimize future initiatives - Support business development activities by identifying new market opportunities and potential client relationships.

As a subject matter expert in Structural Engineering (including concrete, wood, and metal constructions), you will play a pivotal role in our projects.Your responsibilities will include executing your own studies and eventually leading the work of engineers and junior technicians.Your key responsibilities include:Designing and diagnosing existing buildings (concrete, wood, metal)Recommending technical solutions aligned with project programs, architectural designs, diagnostics, and budgetsCreating technical deliverables such as analysis notes, calculation sheets, specifications (CCTP), and estimates in collaboration with the EconomistGenerating plans and diagrams in coordination with architectsCoordinating with other trades and participating in site supervision (visas, tests, OPR)Engaging in AMO missions and providing support to Project Managers and General EngineersConducting technical monitoring and contributing to the development of internal toolsWhat we offer:A bonus system including vacation and profit-sharingMeal vouchers valued at €9 per working day, with 60% covered by the employerA sustainable mobility allowanceBetween 10 to 12 RTT daysA remote work policy allowing up to 2 days per weekPart-time work options available

About DustAt Dust, we are on a mission to revolutionize the workplace with our cutting-edge AI operating system. Our innovative technology empowers teams and individuals to create tailored agents that streamline workflows and enhance productivity.With over 70% of our users actively engaged each week, Dust has become an essential tool in their daily operations, akin to platforms like Slack and Notion. We are experiencing rapid growth, serving esteemed clients such as Cursor, Clay, Whatnot, and Persona, and our goal is to quintuple our growth by 2026.Backed by Sequoia, Dust boasts a dynamic team of visionaries from leading tech companies like Stripe and OpenAI. We pride ourselves on our user-centric approach, delivering impactful solutions swiftly while maintaining a light-hearted company culture.Job OverviewWe are looking for a skilled Software Engineer to join our vibrant team. In this role, you will play a crucial part in designing and implementing key features and infrastructure components that drive our platform's success.As a Software Engineer, you will work with technologies such as Typescript, React.js, Node.js, Rust, shadcn, Kubernetes, Helm, Terraform, Elasticsearch, QDrant, and PostgreSQL.Work at Dust: As engineers, we have the unique opportunity to develop a product we use daily.Our CultureProduct-First Approach: We prioritize creating exceptional product experiences, leveraging existing LLMs rather than being solely focused on foundational models.Small, Impactful Team: Join an elite group of professionals with backgrounds from Stripe, OpenAI, and other top-tier tech companies, dedicated to making a substantial impact.

Join Contentsquare as a Senior Data Engineer in the Paris Area and play a pivotal role in shaping the future of digital experience analytics. As part of our Data Infrastructure team, you will engage in cutting-edge projects that involve collecting billions of events daily and querying extensive data in real time. Your responsibilities will include leading large-scale projects with advanced technologies, innovating data formats for improved functionality while optimizing performance, and mentoring team members using a range of technologies such as Scala, Go, Kafka, and ClickHouse. Be a part of a vibrant team dedicated to redefining analytics and enhancing user experience through big data solutions.

Our Mission? Empowering SMEs to thrive in their ventures by providing Europe’s premier finance workspace. We seamlessly integrate advanced tools for invoicing, expense management, and pre-accounting, complemented by our dedicated 24/7 support, enabling businesses to navigate their financial landscape effortlessly.Our Journey: Established by Alexandre and Steve in July 2017, Qonto has swiftly earned the trust of over 600,000 customers. With our remarkable team of over 1,600 Qontoers, we proudly secured a spot on the LinkedIn Top Companies French ranking!Our Values:Customer Focus | Place customers at the heart of your actionsOwnership | Take responsibility and drive resultsTeamwork | Foster a collaborative environmentMastery | Strive for excellence in every endeavorIntegrity | Uphold ethical standards and respectOur Beliefs: At Qonto, we are dedicated to cultivating an inclusive environment where everyone can thrive. We evaluate candidates based solely on their skills and potential, maintaining a diverse workforce with 55% international team members, 44% women, and 20% parents. Join us in building a workplace that values diversity and individuality.Learn about our initiatives for a bias-free hiring process. This position offers full remote work options for candidates located in France, Germany, Italy, or Spain.⭐ MissionAs a seasoned Senior iOS Engineer, you will play a crucial role in developing and enhancing our mobile applications, ensuring they deliver outstanding user experiences.

Why Join Harvey?At Harvey, we are revolutionizing the landscape of legal and professional services through comprehensive innovation. By integrating cutting-edge AI technology, a robust enterprise platform, and profound legal expertise, we are redefining the efficiency of critical knowledge work for the future.This is a unique opportunity to contribute to a groundbreaking company at a pivotal moment in its evolution. With over 1,000 clients across 58+ countries, a strong product-market alignment, and exceptional investor backing, we are rapidly expanding and pioneering a new category in real-time. The work is ambitious, expectations are high, and the potential for growth—personal, professional, and financial—is unparalleled.Our team is composed of talented, driven individuals who are deeply passionate about our mission. We operate with speed and intensity, taking full ownership of the challenges we address—from initial concepts to long-term solutions. By collaborating closely with our clients—from leadership to engineers—we tackle real challenges with urgency and care. If you thrive in dynamic environments, strive for excellence, and wish to help mold the future of work alongside other high achievers, we invite you to join us in building something remarkable.At Harvey, we are writing the future of professional services today—and we are just getting started.Position OverviewAs a Legal Engineer at Harvey, you will leverage your legal expertise as a former high-caliber attorney to ensure that both current and prospective clients understand how our innovative solutions enhance their daily workflows. Collaborating closely with Harvey's Account Executives, you will support all facets of our sales strategy. Legal Engineers cultivate consultative relationships with partners and associates at law firms, as well as in-house attorneys at private equity firms and Fortune 500 companies, positioning themselves as trusted advisors on how Harvey's AI solutions can maximize their effectiveness.Similar to Solutions Architects who secure the “technical win” during the sales process, Legal Engineers achieve the “legal win” through thorough customer discovery and education regarding Harvey's solutions via tailored meetings and demonstrations that align with the specific daily workflows of their legal practice areas.Utilizing your legal experience and mindset, you will ask insightful questions to discern the needs of law firm and in-house attorneys, build credibility, and partner with Account Executives to effectively communicate Harvey’s value through both large group presentations and one-on-one discussions.

Join Talan, a dynamic and innovative consulting firm, as a Cloud Security Consultant. In this pivotal role, you will collaborate with cutting-edge technology and provide expert guidance to ensure robust security measures within cloud environments. Your expertise will help our clients navigate the complexities of cloud security and compliance, ensuring their data remains protected.

About Us:At Notion, we are dedicated to empowering individuals, teams, and organizations to customize their software solutions to tackle any challenge. While computers are powerful tools, the majority of people lack the skills to create or modify the software they use daily. Our goal is to change that through purposeful design and innovative craftsmanship.Since our inception in 2016, we've partnered with industry leaders like Pixar, Mitsubishi, Figma, Plaid, and Match Group, and thousands of other customers on this transformative journey. As we continue to expand, we are eager to welcome new team members who excel in their fields. We pride ourselves on cultivating a diverse and creative workforce that reflects the global community we serve.Notion embraces an in-office work culture. Employees are expected to attend the office on Anchor Days (Mondays, Tuesdays, and Thursdays) and are encouraged to spend the majority of their work week in the office.About the Role:We are on the lookout for a dynamic Solutions Engineer to join our growing sales team in Paris. Our sales approach is heavily Product Led, with many customers discovering us through self-service avenues before scaling to a comprehensive solution. As we venture further into the enterprise sector, we seek professionals who can help prospects understand how Notion integrates with their existing technology stacks, replaces outdated solutions, and supports strategic business goals through phased implementations. As the second Solutions Engineer in Paris, you will collaborate closely with our EMEA team located in Dublin, Munich, and London. Your responsibilities will include:Collaborating with sales team members to engage with prospective and current customers.Addressing complex product and technical inquiries, RFPs, and security questionnaires with precision.Offering insightful technical guidance to customers throughout the sales journey, enabling them to effectively deploy and integrate Notion.Delivering engaging product demonstrations that highlight business value and outcomes, showcasing how Notion can solve specific customer challenges.Designing tailored solutions within Notion based on a thorough understanding of customer workflows and integrated applications during the pre-sales phase.Collecting structured product feedback to inform our Product and Engineering teams, enhancing Notion's capabilities to better meet customer needs.Partnering with marketing to refine our technical narrative for promotional materials.

Join Scaleway as our Hardware Expertise Manager, where you will lead a dynamic team to shape the future of cloud infrastructure. Your role will involve overseeing hardware development, ensuring high-quality standards, and collaborating with cross-functional teams to optimize performance and reliability.