ruby English-speaking jobs in Rennes

Brand Designer Apprentice will develop and execute creative concepts for Skello's visual touchpoints. Assist in creating mood boards, style guides, and other brand assets. Collaborate with the Design & Brand team and other internal teams. Must have a degree in Graphic Design, Visual Communication, or a related field and proficiency in Figma and Adobe Creative Suite.

Data Analyst will provide guidance to C-suite marketing leaders, analyzing marketplace data and developing data-driven insights and recommendations to improve advertiser campaigns.

Mechanical Design Engineer to support HVAC, chilled water, cooling systems, and fire protection design for data centers. Requires 1-5 years experience, proficiency in CAD software, and strong understanding of thermodynamics.

Supermicro seeks a seasoned Sales Manager to drive sales of data center products and solutions to public, government, and enterprise customers. The ideal candidate will possess expertise in managing complex, multi-portfolio sales processes and building relationships with C-Level executives.

Lead the build and growth of a molecular diagnostic in France. Own the national business plan and execution, driving adoption, reimbursement, and revenue growth. Manage a team and partner ecosystem, engaging with healthcare authorities, payers, and KOLs.

Industrial Safety Engineer to contribute to the design, deployment, and monitoring of safety policy across two sites, including a SEVESO upper-tier facility.

The Cost Engineer provides cost management support to projects, monitoring, controlling, and forecasting costs throughout the project lifecycle. Responsibilities include reporting, data analysis, and collaborating with project and finance teams.

Aerospacelab seeks an AIT Engineer to assemble, integrate, and test prototypes and products. Responsibilities include environmental testing, design support, and providing testing expertise to the team. Must have a Master's degree in a relevant engineering field and hands-on experience with design and assembly.

Leads a team of quantitative analysts in developing, refining, and maintaining market risk models for equities businesses. Responsibilities include designing, implementing, and testing models for Value-at-Risk, stress tests, and capital. Requires a PhD in a quantitative discipline with 5 years of relevant experience or a Bachelor's/Master's degree with 8 years of experience. Strong programming skills and experience developing pricing models/risk models for equities (derivatives) are essential.

The Cybersecurity Architect designs and reviews IT and OT architectures, ensuring secure implementation. The role leads cybersecurity risk assessments, integrates security best practices, and advises stakeholders on security matters.

The Sales Enablement Manager Advanced Staining develops and executes commercial strategies to drive sales growth in France. This role supports and coaches the sales team, manages key customer relationships, and collaborates with cross-functional teams.

Data Analyst / Data Quality Manager needed to manage, analyze, and validate agricultural data for European Carbon Farming projects. Must have strong data analysis skills, agronomy or environmental science background, and proficiency in Python, Tableau, or similar tools.

The Chief People Officer will oversee all HR practices and processes, partnering with business leaders on organizational design, employee engagement, performance management, and legal compliance.

Lead the development of novel generative AI architectures for biological data, including transcriptomics, proteomics, and clinical data. Design and implement models to synthesize realistic patient profiles and drug response scenarios. Publish research in top-tier venues and collaborate with computational biologists to translate AI advances into drug discovery applications.

Design, develop, and maintain scalable features for Scaleway's Block Storage offering. Collaborate with a team of engineers to deliver a robust and performant storage solution. Contribute to product documentation and participate in on-call rotations.

Licensed Aircraft Engineer with EASA Part-66 B1/B2 License and B737 Classic/NG Type Rating needed for line and heavy maintenance operations. Responsible for fleet status updates, rapid problem solving, ensuring on-time performance, and upholding compliance with regulations. Must have proven eligibility to work legally within the EU and good command of English.

Senior Software Development Engineer - Backend will design, implement, test, deploy, and maintain production systems. Responsibilities include writing high-quality code, participating in code reviews, and collaborating with other team members. Requires a Bachelor's degree in computer science, engineering, or related fields, 5+ years of experience as a Software Engineer, proficiency in Micronaut, and experience working in cloud-native environments.

Senior DevOps Engineer to design, maintain, and improve CI/CD pipelines for desktop applications. Collaborate with development teams to ensure quality, reliability, and scalability. Requires 5+ years of experience in DevOps and CI/CD for desktop applications, proficiency with CI/CD tools, scripting, and automation skills. Fluent in English and French.

Founding Backend & Data Infrastructure Engineer to design and build an industrial data platform for real-time sensor connectivity, scalable data pipelines, and AI-driven analytics.

Employee Relations Associate Manager will conduct workplace investigations, manage conflict resolution, and deliver training on topics such as conflict management and respect in the workplace. Requires fluency in English, French, and German. Experience in a large international organization is preferred.