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Senior Full Stack Engineer Python React jobs in France· Page 100

Results 1981–2000 of 7,385 for “Senior Full Stack Engineer Python React” in France.

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1981 - 2000 of 7,385 Jobs
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SITES logo
Full-time|On-site|Flamanville

In a context of continuous growth, SITES is strengthening its teams to support its development and is looking for several Civil Engineering technicians (F/H). You will be part of the Nuclear Division, under the direction of the Group Leader, who is responsible for the Nuclear Industry Support Service.Your mission:At the heart of the French nuclear fleet, you…

Feb 19, 2026
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VIBRATEAM logo
Full-time|On-site|Montigny-le-Bretonneux

As part of our expanding railway activities, we are seeking an Acoustic and Vibration Studies Engineer. In this role, you will work directly with our clients, leading studies aimed at mitigating noise pollution and addressing acoustic and vibrational concerns within railway transport systems. Your ResponsibilitiesConduct acoustic studies to identify sensitive buildings exposed to high noise levels.Manage environmental acoustic and vibrational studies.Perform impact studies on existing and upcoming infrastructure.Contribute to various cartographic databases.

Jan 22, 2026
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SITES logo
Full-time|On-site|Chooz

In a context of ongoing growth, SITES is expanding its teams to support its development. You will be part of the Nuclear Division, under the leadership of the Group Leader, responsible for the Nuclear Industry Support service.Your mission:At the heart of the French nuclear fleet, you will engage in consulting, supervision, and technical expertise missions in civil engineering. Collaborating closely with the client and the dedicated team, you will play a pivotal role in overseeing maintenance and modification works.Your responsibilities will include:Preparation & PlanningPrepare and plan maintenance and modification interventions in civil engineering.Facilitate and lead kickoff meetings, prerequisite removals, and progress updates.Operational MonitoringMonitor modification and maintenance operations.Ensure technical oversight of work completion according to contractual requirements.Participate in the control and acceptance of works.Safety & QualityEnsure compliance with safety, quality, and environmental regulations.Guarantee adherence to internal and contractual procedures.

Oct 6, 2025
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SEGULA Technologies logo
Full-time|On-site|Lorient

Join our dynamic team as an Electric Systems Engineer (M/F) based in Lorient, providing technical assistance to one of our naval sector clients.In this role, you will work under the guidance of the project manager and closely with the client to ensure the optimal functioning of the system by securing various project milestones.Key Responsibilities:Gather requirements from experts.Ensure these requirements are addressed during physical integration while securing environmental constraints.Contribute to the selection of specific equipment by providing technical rationale.Maintain and update technical documentation for both internal clients (database) and suppliers (specification evolution).Collaborate with suppliers to ensure performance standards are met.Assist in qualifying components and completing the necessary justification documentation for project milestones.

Feb 25, 2026
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Brevo logo
Full-time|On-site|Paris, France

At Brevo, we are more than just a CRM provider. Our innovative technology empowers millions of organizations to foster enduring relationships with their customers.From streamlined email and SMS communications to WhatsApp, Chat, and sophisticated Marketing Automation, our tools are intuitive, robust, and designed to scale with your ambitions. We provide businesses with a comprehensive view of the customer journey, allowing them to focus on what truly matters: connection.As a proud certified B Corp, we are committed to purposeful growth, adhering to high standards of social and environmental responsibility in addition to our performance metrics.Currently, over 500,000 businesses across 180 countries—from NGOs like Amnesty International to renowned brands such as Carrefour, eBay, Louis Vuitton, and Michelin—trust Brevo to engage their audiences effectively, simplify complexities, and achieve tangible results. Our reliable technology and 75+ integrations facilitate the creation of unparalleled customer experiences without the usual technological hurdles.Having surpassed 200 million in ARR and attained Unicorn status, we are backed by significant growth and are poised for global expansion—and we are just getting started!In this role, reporting to the Head of Sales Engineering, you will drive revenue while serving as the technical liaison between Sales, Product, and the market within your region.

Dec 15, 2025
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Verkor logo
Full-time|On-site|Bourbourg, Hauts-de-France

Join the Verkor Adventure!Verkor is a rapidly growing French industrial company at the forefront of low-carbon battery manufacturing. Supported by industry leaders such as Renault, Plastic Omnium, and Schneider Electric, our mission is clear: to electrify the future of European mobility.With over 1,000 talented professionals from 49 countries, we are collaboratively building a state-of-the-art Gigafactory in Dunkirk, capable of producing 16 GWh of lithium-ion batteries per year—equivalent to 300,000 electric vehicles.

Dec 19, 2025
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connecthum logo
Full-time|On-site|Paris

Join our dynamic team as a Backend Engineer specializing in Rust at connecthum, a pioneering AI infrastructure startup dedicated to constructing the safety and control layers for expansive AI systems.About connecthum:We are an AI-native product company focusing on AI safety and infrastructure.Supported by a diverse range of international investors.Our systems manage high volumes of AI traffic across enterprise environments.We train and fine-tune our proprietary models to ensure optimal performance and reliability.A compact yet highly skilled team that delivers rapid results.Our mission is to create the evaluation and control layer for AI systems, enabling organizations to define, test, and enforce AI behavior in real-world situations.Your Contribution:Design and implement robust Rust backend services that facilitate real-time policy enforcement.Take ownership of features from conception to deployment - including API design, database schema, and monitoring.Develop high-throughput data pipelines to manage extensive AI traffic efficiently.Enhance system performance, reliability, and observability.Collaborate across the stack as needed, prioritizing problem-solving over strict boundaries.Work closely with product, research, and ML teams to drive innovation.This role is hands-on, directly influencing how AI operates in production settings.Technical Environment:Asynchronous Rust (Tokio)Utilizing modern web frameworks such as Axum and ActixPostgreSQL for large-scale applicationsImplementing caching and event streaming architecturesBuilding high-throughput distributed systemsFocus on production observability and performance tuning(In-depth technical stack details will be shared during interviews)Your Expertise:Demonstrated production experience in developing backend systems using Rust.Strong foundation in asynchronous programming and concurrency principles.Excellent system design capabilities, including scalability, failure modes, and trade-offs.Proficient with PostgreSQL and other related technologies.

Feb 19, 2026
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SFEIR logo
Full-time|On-site|Nantes

Qui sommes-nous chez SFEIR ? SFEIR est avant tout une communauté dynamique de 800 passionnés de technologie, répartis entre la France, la Belgique et le Luxembourg.Nous accompagnons nos clients dans : le développement d'applications web et mobiles ; la création d'architectures SI, Cloud et Data conçues pour l'avenir ; l'innovation grâce à l'IA avec des solutions concrètes ; la mise en place et la promotion des meilleures pratiques de développement.Et Nantes dans tout ça ? SFEIR Nantes c'est : 45 consultants unis par la même passion ; 4 Managers @Hoani , @Adrien ,@Valentin @Jean François plus de 15 clients locaux et plus de 120 à l'échelle nationale ; un bureau au sein de la Cantine Numérique, le cœur vibrant de l'innovation à Nantes.Notre force réside dans un modèle d'entreprise à taille humaine où les managers sont également des développeurs. Chaque membre de l'équipe contribue à l'animation de l'agence et ressent son appartenance à la communauté. Notre passion pour la technologie est palpable et nous renforçons notre expertise à travers des formations, souvent validées par des certifications.Nous sommes également présents lors d'événements technologiques régionaux et nationaux, ce qui renforce notre visibilité dans le secteur (DevFest, Devoxx, etc.).Chez SFEIR, notre seul critère est votre niveau technique et votre culture tech. Nous en discuterons plus en détail lors de l'entretien !Vos missions ...

Feb 7, 2023
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SFEIR logo
Full-time|On-site|Paris

Are you seeking a pioneering collective that embraces a continuous Test & Learn mindset and truly empowers your ambitions? Look no further! At SFEIR, your career path is not predetermined; you are in charge of directing your own journey—whether it's vertical, horizontal, or transverse. Your PlaygroundTech Stack: Google Cloud Platform (BigQuery, Cloud Storage, Dataflow, Cloud Composer), Python, SQL, DBTSFEIR AI: A dedicated pathway to mastering generative AI and agent-based coding.Community: 140 Google Cloud certified professionals, 30 Google Authorized Trainers, 7 Google Developer Experts. Your MissionsDesign and develop robust, scalable data pipelines on GCP.Implement ETL/ELT solutions using DBT on BigQuery.Orchestrate data workflows with Cloud Composer.Establish monitoring and observability for data platforms.Contribute to the modernization of our clients' data architectures. Your ProfileYou have at least 3 years of experience as a Data Engineer.You possess confirmed professional experience with Google Cloud.You are passionate about Data and AI: you stay updated and work on personal projects.You are eager to tackle high-stakes challenges while thriving in a stimulating environment. Why Join SFEIR?Each Sfeirian is supported by an Engineering Manager.Opportunities for advancement into Lead Data or Data Architect roles.Continuous training with access to Google Cloud Skills Boost and certifications.Engagement in Google Cloud events with an active community hosting over 50 annual events. Your Sfeirian PackageChoice of equipment: MacBook Pro or Dell Precision.Vacation Bonus: 10% of the...

Feb 19, 2025
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Assystem logo
Full-time|On-site|Bagnols-sur-Cèze

Join Our TeamUnder the guidance of Jérôme, Activity Manager, you will become part of our dedicated team responsible for overseeing safety-related activities in the nuclear sector at the Melox and Tricastin sites.Are you ready to embark on a multi-skilled team journey?We are looking for a Nuclear Safety Engineer to join our team and collaborate closely with our clients.Your Responsibilities Draft and track safety dossiers to support modification requests, Conduct site visits for improved understanding of modifications, Write risk analyses (for work and modifications) and assess their impacts on safety standards, Present the dossier dynamically in expert commissions for optimal approval, Develop safety requirements to ensure high standards, Conduct thorough compliance analyses of proof documents against safety requirements, including relevant work documents and safety test sheets, Actively monitor the compliance of Important Safety Components (EIP) with their safety requirements during modifications.Why Join the Switchers Community? A pioneer in Nuclear Engineering with over 55 years of experience Ranked among the top 3 largest companies in the nuclear engineering sector We strongly believe in the continuous development of our employees; throughout your journey, you will have opportunities to enhance your skills, propelling you towards new heights in professional performance.

Mar 13, 2026
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Assystem logo
Internship|On-site|Pierrelatte

Join our dedicated project management team at Assystem as a Project Engineering Intern where you will play a crucial role in supporting the Project Manager (PM) and various engineers. In this dynamic position, you'll engage in a variety of tasks including:Updating performance monitoring indicators and project progress metrics.Maintaining quality and HSE documentation.Overseeing system engineering tools: configuration management, interface management, and contributing to interface documentation.Assisting in ensuring compliance with safety requirements and maintaining traceability of documentation.Helping implement digital tools to support project monitoring activities.Contributing to the analysis of technical issues encountered on the project and proposing collaborative solutions with multidisciplinary teams.Participating in project progress and site meetings.Assystem collaborates with Orano on significant projects across various facilities. This role is part of a complex site project that combines decommissioning and construction efforts, contributing to a large-scale initiative.Assystem operates in fields such as project management, system engineering, technical professions (civil engineering, HVAC, fluids, electricity), and decommissioning.

Mar 16, 2026
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360Learning logo
Full-time|Remote|Paris, Remote

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!

Mar 9, 2026
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Veolia Environnement SA logo
Process Startup Engineer (H/F)

Veolia Environnement SA

Full-time|On-site|Saint-Maurice

Join a dynamic Corporate team of 20 to 30 professionals at Veolia, where you will collaborate remotely and on-site with project teams. Your role will encompass working on potable water, wastewater, industrial water installations, and both conventional and thermal sludge treatment, from project completion through to acceptance, as well as performing expert missions as needed.If you're eager to leverage your skills in environmental engineering and new technologies, and enjoy independently tackling daily field challenges, we want to hear from you!We value teamwork and the ability to advocate for the relevance of your results. In partnership with your support team, you'll propose tailored solutions to our clients, aligning with our 'risk & opportunity' management policy and environmental strategy for ecological transformation.As a proactive and field-oriented individual, you will seamlessly integrate into diverse social, economic, and multicultural environments.Your primary responsibilities will include:Preparing documentation for process startupCoordinating project activities (Operators, Project Managers, Subcontractors, Clients...)Implementing process startup and managing Elec-Autom-Instrum interfacesProviding reporting and tracking for tests and progressOverseeing operations before final acceptanceTraining personnel on processes and equipmentLeading process expertise for optimizing existing or new installations, and for warranty checks before final acceptanceDocumenting field experiences for corporate useExpect approximately 90% travel for assignments both in France and internationally, which may last from a week to several months, depending on your profile. On-call duties may also be required.

Mar 16, 2026
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Alten logo
Full-time|On-site|Toulouse

Join Alten as a Project Manager in Manufacturing Engineering and play a pivotal role in transforming innovative ideas into cutting-edge manufacturing processes. You will lead cross-functional teams, manage project timelines, and ensure the successful delivery of engineering solutions that meet client expectations. Your expertise will be crucial in optimizing manufacturing workflows and integrating new technologies to enhance productivity.

Mar 16, 2026
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Assystem logo
Full-time|On-site|Lyon

Join Assystem as a Project Management Engineer / PMO (H/F) in Lyon, where you will lead and facilitate projects within our dynamic team. You will play a crucial role in ensuring project goals are met efficiently and effectively, utilizing your project management expertise to foster collaboration and drive results.

Mar 30, 2026
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inetum2 logo
Full-time|On-site|Les Mureaux

Join inetum2 as a Workplace Packaging Engineer (H/F) and play a pivotal role in designing and implementing efficient workplace environments. You will be responsible for packaging solutions that enhance productivity and user experience.

Apr 1, 2026
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Segula Technologies logo
Full-time|On-site|Belfort

Join Segula Technologies as an Electrical Integration Engineer (EHI) H/F where you will play a vital role in the industrialization process within our projects. We are looking for a motivated individual who is eager to contribute to innovative solutions in the electrical integration domain. Your responsibilities will include collaborating with multidisciplinary teams, ensuring the successful integration of electrical systems, and optimizing project workflows.

Apr 2, 2026
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Assystem logo
Full-time|On-site|Tours

Join Assystem, a global leader in engineering and project management, as a Process Engineer specializing in Fluid Systems. In this dynamic role, you will leverage your expertise to design, implement, and optimize fluid systems within various industrial applications. You will collaborate with multidisciplinary teams to ensure that all engineering solutions meet client specifications while adhering to safety and quality standards.

Apr 2, 2026
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Assystem logo
Full-time|On-site|Lyon

Join Assystem as an Expert Engineer in Modularity and Constructability where you will play a pivotal role in enhancing our engineering processes. You will leverage your expertise to develop innovative modular solutions that optimize construction efficiency and quality. Collaborate with cross-functional teams to implement best practices and drive continuous improvement in our projects.

Apr 2, 2026
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scalian logo
Full-time|On-site|Lyon

Join our dynamic team at Scalian as the Director of Software Product Engineering, where you will lead innovative engineering solutions and drive product excellence. In this key leadership role, you will oversee software development projects, manage a talented team of engineers, and ensure the delivery of high-quality software products that meet our clients’ needs. Your expertise in software engineering and product development will be crucial in shaping our technical strategy and fostering a culture of continuous improvement.

Feb 18, 2026

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