Staff Software Developer
As a Staff Software Developer, you will lead through technical excellence by tackling the hardest technical problems and delivering production-quality solutions that improve the product at scale. Key responsibilities involve owning complex technical challenges, writing clean, maintainable code in languages like Go or Scala, and leading by example in code reviews and mentoring. This role requires a hands-on engineer deeply embedded in a development team who can design scalable solutions and drive high-impact outcomes.
Staff/seniorfrontend Engineer
Codat is seeking a highly experienced, product-minded Staff/Senior Frontend Engineer to act as a technical leader and SME, primarily specializing in React and TypeScript. Key responsibilities include driving frontend technical strategy, mentoring other engineers, and balancing hands-on execution with big-picture architectural decisions. The role requires deep proficiency in frontend systems while maintaining a strong understanding of full-stack data flow and promoting high code quality.
Full-Stack Software Engineer
Rho is seeking a Full Stack Software Engineer to join the core product team remotely from Poland to build and scale their commercial banking platform. The role emphasizes full-stack development, contributing to both high-performance frontend interfaces using TypeScript/React and robust backend systems using Python/Go. Responsibilities include working closely with cross-functional teams to deliver features across the stack, from database design to the user interface.
Sr. Software Engineer - Fos
The Senior Software Engineer will be a key contributor to Facility Optimization Solutions (FOS), a CannonDesign subsidiary, focusing on designing, developing, and implementing robust and scalable SaaS solutions. Responsibilities include leading development teams through the full software lifecycle, driving best practices in DevOps and code quality, and overseeing modernization efforts for legacy applications. This role requires significant technical contribution alongside people leadership and mentorship to translate business needs into high-quality products.
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.
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Senior Backend Engineer - AI
The role is for a Senior Backend Engineer on the Audio Intelligence team, focusing on building leading-edge audio and speech solutions leveraging AI and Deep Learning. Responsibilities include building and maintaining backend services (TypeScript, Node.js, Rust), integrating LLMs via APIs, and managing Postgres-backed deployments with Docker/Kubernetes. This is an individual contributor role that requires 4+ years of experience and a strong interest in applied AI.
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.
Senior Software Development Engineer
This Senior Software Development Engineer role involves building and improving GoCardless' payer proposition in a greenfield area, focusing on making payments rewarding for users. Key responsibilities include exploring and experimenting with new features, collaborating cross-functionally, and applying a data-driven approach to validate ideas. The engineer is expected to work at a senior competency level, contributing to engineering culture and mentoring others.
Extracurricular Internship QA Automation Engineer (f/m/div.)
This 1-year internship focuses on developing End-to-End (E2E) automated tests using Playwright and TypeScript to ensure software quality for heating appliances. Key responsibilities include expanding test coverage, improving GitHub Actions CI/CD workflows, and exploring modern testing approaches like visual regression. The role provides technical growth in modern testing, CI/CD, and DevOps workflows, allowing the intern to directly impact energy efficiency optimization for millions of users.
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App Development Architect (python, React)
The role seeks a highly experienced Software Architect/Technical Lead (8-15+ years) to design and lead the architecture for large-scale, cloud-native applications using Python backends and React UIs. Key responsibilities involve technical leadership, enforcing best practices, ensuring performance and security on cloud platforms, and integrating advanced DevOps practices. The architect will own the overall application architecture, oversee development and integration, lead engineering teams through mentorship, and drive technological innovation including AI/ML functionalities.
Full-Stack Engineerme
The Full Stack Engineer will collaborate with the team to analyze customer/system requirements, design software frameworks for new features, and manage software platform upgrades and defect fixes. Key responsibilities also include supporting cross-functional teams and resolving issues throughout product development phases. The role requires strong proficiency in programming languages like Python and C#, familiarity with modern frontend frameworks, and expertise in backend technologies like ASP.NET Core and relational databases.
Full-Stack Engineer - Subscriptions
The Fullstack Engineer will join the Customer Service Platform (CSP) team to prepare Spotify for an agentic AI future by building an AI-compatible technology stack. Key responsibilities include architecting core services, developing the technical integration of vendor AI offerings, and engineering a robust Trust and Safety layer. The role involves contributing to a centralized "CS AI Agent" and creating standardized data models to provide AI with full user context across support surfaces.
Senior Product Software Engineer - UI/gen AI Product Engineering
The role involves designing, developing, and deploying moderately complex customer-intent software solutions, focusing heavily on creating autonomous AI agents using Python and crafting prompts for generative AI models. Key responsibilities include developing consumer-facing UI applications and back-end services using TypeScript, React.js, and NodeJS, while ensuring security best practices and optimizing AI performance. This position participates actively in Agile development processes, including code reviews and sprint planning.
Principal Software Engineer - Full-Stack (react, GraphQL, Rails, Postgres, AI)
The Principal Software Engineer will be responsible for full stack development using React, GraphQL, and Rails, while also taking on a technical leadership role on projects. Key responsibilities include developing, testing, and maintaining web applications, modeling complex data, optimizing performance, and mentoring junior developers. This role requires strong architectural design skills and expertise in modern web technologies within a hybrid work model based in Boston.
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Technical Product Marketing Lead
The Technical Product Marketing Lead will build interactive experiences and visual stories that showcase the transformative potential of Anthropic's AI products, including the Claude app, Code, and API platform. This role requires engineering expertise to create proof-of-concepts, technical content ecosystems, and demos that clearly illustrate AI's real-world impact to diverse audiences. The lead will partner with product and engineering teams to translate the roadmap into compelling narratives that drive customer conviction.
Senior Software Engineer - Wallet Core
The Senior Software Engineer will join the Wallet Core Team to build an API-first platform for crypto products. Key responsibilities include designing and building scalable APIs, libraries, and services, owning functionality from inception to deployment, and collaborating cross-functionally. The role requires strong back-end development experience, expertise in TypeScript/Node.js/PostgreSQL, and a Bachelor's degree in a technical discipline.
Ingénieure Logiciel Senior Plateforme Expérience Client (CX)
The Senior Software Engineer for the Customer Experience (CX) Platform team will design, develop, and evolve core backend/full-stack systems supporting Hopper's post-booking experience, including HTS Assist, internal agent tools, and customer self-service flows. This role involves developing scalable APIs and microservices, integrating external systems, and contributing to architecture decisions to deliver intelligent, scalable customer service solutions. The engineer will work closely with Product, Design, AI, Data, and Operations teams to enhance customer experience and agent efficiency.
Senior Software Engineer - Customer Experience Platform
The Senior Software Engineer will design, build, and evolve the core backend and/or full-stack systems that power Hopper’s post-booking experience, including agent platforms and the HTS Assist AI platform. Key responsibilities involve developing scalable APIs, microservices, and orchestration logic while collaborating with cross-functional teams like Product, Design, and AI. The role requires owning features end-to-end, contributing to architectural decisions, and improving system performance for customer self-serve flows and internal tools.
Senior Software Engineer - Customer Experience Platform
The Senior Software Engineer will design, build, and evolve the core backend and/or full-stack systems supporting Hopper's post-booking experience, including agent platforms and the HTS Assist AI platform. Key responsibilities involve developing scalable microservices and APIs, collaborating cross-functionally with Product and AI teams, and owning features end-to-end through deployment and monitoring. This role requires a strong technical background in distributed systems and APIs, focusing on delivering intelligent, scalable customer service solutions.