Staff Software Engineer - Coin Integration
This role involves acting as the technical lead for blockchain integrations within the Blockchain Support Team, owning their technical quality and maintainability. Key responsibilities include designing, implementing, and maintaining blockchain modules from exploration to production. The Staff Engineer will also mentor other engineers on blockchain protocols and Ledger's architecture.
Senior Full-stack Engineer
The Senior Full-Stack Engineer will lead the design and development of new product features across web, mobile, and desktop platforms for Nabla's AI-powered healthcare platform. Responsibilities include architecting back-end APIs, optimizing services, and driving cross-functional projects from concept to production. This role involves collaborating closely with Product, Design, and ML teams while mentoring junior engineers.
Senior Software Engineer - Xtm One
Filigran is seeking a Senior Software Engineer for their new XTM One team to help shape a state-of-the-art product and build the core platform for the XTM Suite. Key responsibilities include developing scalable Full Stack architecture using TypeScript and Python, refining software architecture for AI integrations, and rapid prototyping. This high-impact role requires balancing iteration speed with code quality to lay a scalable product foundation.
Senior Software Engineer - Doctors Marketing (x/f/m)
The role seeks a Senior Software Engineer to join the Growth Team, focusing on developing excellent user experiences and driving product-led growth for Doctolib's products. Key responsibilities include collaborating on feature implementation, establishing technical vision for performance and security, enhancing features written in Kotlin, React (TypeScript/Javascript), and Ruby on Rails, and taking leadership in delivering roadmap items.
Frontend Software Engineer
Gladia is seeking its first dedicated Front End Engineer to take full ownership of the company's web application, driving its vision, quality, and evolution within a backend-oriented team. Key responsibilities include end-to-end architecture, designing user-driven interfaces, and defining strong frontend standards. This role requires 3 to 8 years of experience in frontend development, strong proficiency in TypeScript, React, and Next.js, and the ability to operate autonomously in a fast-moving startup environment.
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Senior Full-Stack Engineer, React And Ruby
The Dashboard Platform team is seeking a Senior Fullstack Engineer with a heavy focus on infrastructure automation to lead projects autonomously. Key responsibilities include contributing to the operation and deployment of Dashboard Platform features, building agentic/AI features, and enabling quick deployment using technologies like Kubernetes and AWS. Candidates should have significant experience in modern infrastructure management and web development, taking ownership and sharing best practices across projects.
Software Engineer
The Software Engineer will be responsible for framing and building high-value features and pieces of infrastructure for Dust's AI operating system. This role involves owning critical features end-to-end, scoping technical projects, and collaborating closely with users to iterate on solutions. The engineer will work with technologies including TypeScript, React, Node.js, and Rust.
Software Engineer, Frontend
The company is seeking an experienced frontend engineer who can also handle backend tasks using React and Next.js. Key responsibilities include designing and implementing visually engaging frontend interfaces, leading technical projects, collaborating with designers, and handling REST API work and infrastructure improvements on the backend. This role demands a focus on shipping fast, maintaining code quality, and contributing to a product-first culture.
Senior Software Engineer Opencti
The Senior Software Engineer will join the OpenCTI team to contribute to the core open-source platform, focusing on new features and technical direction. Responsibilities include active codebase contribution, bug resolution, participation in technical planning, and leading technical workgroups. The role requires strong proficiency in a modern stack including Node.js, TypeScript, React, GraphQL, and ElasticSearch, along with experience in production-grade systems.
Senior Full-Stack Software Engineer
The Senior Full-Stack Developer will design, develop, and operate the technical layer for Product Lifecycle Automation (PLA), orchestrating configurations for physical products like sensors and cameras at scale. Key responsibilities include defining PLA architecture, automating IoT fleet provisioning (Salt), developing backend systems, building the internal back-office, and creating the installer application for field deployment. This role is critical for ensuring a reliable, traceable, automated, and scalable product lifecycle.
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Forward Deployed Engineer
The Forward Deployed Engineer will combine strong technical skills with excellent communication, working directly with customers to maximize value from HappyRobot’s AI platform through onboarding, implementation, and support. Key responsibilities include full-stack development using React, TypeScript, and Python, designing AI/ML solutions, and managing APIs and third-party integrations. This role requires iterative problem-solving and project management to deliver tailored solutions in a fast-paced environment.
Senior Full-Stack Engineer
Upflow is seeking a Senior Full Stack Engineer to join a small, efficient team based in Paris or remotely. Key responsibilities include architecting and implementing complex, high-impact product features from start-to-finish, working across workflow automation, payment processing, and AI foundations. The role requires strong proficiency in Typescript, React, and SQL, with a focus on shipping clean, maintainable code daily in a continuous deployment environment.
Senior Backend Engineer
Upflow is seeking a Senior Backend Engineer to join a small team in Paris or remotely, focusing on building high-impact features related to integrations with financial systems, real-time data synchronization, and REST API development. Key responsibilities include architecting and implementing features, shipping clean code daily, and ensuring data accuracy and scalability at high volume. The role requires 5+ years of industry experience, strong proficiency in Typescript, and a pragmatic approach within a continuous deployment environment.
Full-stack Engineer - Backend Focus
The AI Agent team is looking for a Senior Software Engineer to design, build, and scale the AI-driven platform that powers automated e-commerce support and sales. Key responsibilities include architecting for scalability and resilience, designing monitoring/observability strategies (using tools like Datadog/Grafana), and optimizing system performance. The role requires 4+ years of experience in building scalable web applications with expertise in system design, microservices, TypeScript, and Node.js.
Senior Software Engineer, Limited Partner Portfolio Analytics
The Senior Software Engineer will join the R&D team focusing on Carta's LP Portfolio Analytics group, building software to help fund investors manage documents, structure data, and gain portfolio performance insights. Candidates should have 5-10 years of experience developing robust, maintainable systems and should be comfortable breaking ground on new projects while owning work end-to-end. This role emphasizes building leverage for customers (investors, fund managers, CFOs) through automation of complex financial calculations.
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Ingenieur En Developpement Senior / Senior Software Engineer, Limited Partner Portfolio Analytics
This Senior Software Engineer role within the LP Portfolio Analytics R&D team focuses on designing the next generation of tools for private market investors. Key responsibilities include helping investors centralize documentation, transform documents into structured data, and analyze portfolio performance using powerful analytics. Candidates should have 5 to 10 years of professional software development experience, strong technical foundations, and a commitment to writing testable code and delivering clear, maintainable systems.
Full-Stack Software Engineer (x/f/m) - Medical Software
The Clinic crew at Alan is building a comprehensive health services platform offering personalized care via chat and video consultations with health professionals. As a Fullstack Software Engineer, you will work on services impacting members' health journeys, building the member experience, operations stack, and underlying platform infrastructure. Key focus areas include making healthcare personal through AI tools, scaling preventive care infrastructure, and ensuring security and compliance across international operations.
Full-Stack Software Engineer (x/f/m) - E-commerce Platform
The role involves engineering and enhancing Alan's e-commerce platform, The Alan Shop, which provides members with vetted health and wellness products integrated into the Alan app. Key responsibilities include creating a cutting-edge, scalable shopping experience, tackling high-impact projects, and influencing product direction. The ideal candidate should have 5+ years of experience, specialization in backend development, and expertise in building member-facing products at scale.
Full-Stack Software Engineer (x/f/m) - Claims Management
The Claims Management team is seeking experienced engineers to build and maintain infrastructure for processing over €350M in annual healthcare expenses across France, Belgium, Spain, and Canada. Responsibilities include advancing document processing using LLMs, enhancing the claims refund experience for members across multiple countries, and developing robust payment and fraud-fighting systems. Candidates must have 3+ years of experience building complex, highly available web applications.
Full-Stack Software Engineer (x/f/m) - Santé Au Travail
Alan is seeking a Fullstack Software Engineer to help build 'Prévenir,' a new occupational health service aimed at making mandatory health visits more valuable for employees and HR. The role involves crafting the product foundations, working on high-impact projects leveraging AI, designing secure systems for sensitive medical data, and collaborating closely with product teams and doctors. The ideal candidate should be passionate about user experience and open to working with TypeScript and Python.