Senior Fullstack Engineer (m/f/d)

You are a Senior Fullstack Engineer (m/f/d) with in-depth Frontend knowledge driving the end-to-end development of our online services. While your primary focus is delivering high-performance web-based interfaces, you possess the technical depth to navigate our Backend and Mobile ecosystem end-to-end. You'll maintain architectural oversight across the entire solution, collaborating with team members to engineer holistic technical solutions that translate into global well-being. Are you excited to build interfaces that impact millions of users? Then apply now as Senior Fullstack Engineer (m/f/d) for our teams in Berlin or Munich.* Feature Ownership: You will lead the development of customer-facing features, guiding them from initial concept and UX testing to full implementation* Operational Excellence: You will facilitate engineering best practices within our monorepo setup and participate in our Communities of Practice to drive platform wellness and technical ownership across the organization* Technical Leadership: You will provide direction to the team, helping define the technical roadmap, system architecture, and development processes* AI-Enhanced Workflow: You will leverage AI-assisted coding tools to accelerate development, improve code consistency, and focus on solving high-level architectural challenges* Frontend Excellence: You will create complex user interfaces with a deep focus on interaction design, clean code and testability using industry best practices* Cross-Functional Collaboration: You will communicate effectively across teams to unblock challenges and design scalable solutions that work across the entire EGYM ecosystemYour fitness levelFrontend Mastery: You have at least 7 years of hands-on experience in frontend development and operating professional web servicesWeb Expert: You possess advanced knowledge of TypeScript, React, and are comfortable solving complex UI challengesState & API Management: You are experienced in integrating APIs and managing application state using TanStack Query, Jotai, or similar modern state managersBackend Literacy: You can comfortably read and reason about backend code in our stack (Java/Go), follow data flows across microservices, understand service boundaries and dependencies, navigate SQL database structures, and diagnose the root cause of issuesModern Tooling: You have experience working with design systems and a strong commitment to unit, integration, and end-to-end testingCI/CD & DevOps: You have a solid understanding of CI pipelines and the principles of end-to-end continuous deliveryBonus Points: You have experience with web-to-native bridges like Ionic, Capacitor, or React Native is a big plusYour training goal for your first 6 monthsOwnership: You take full ownership of your work, understanding its architecture and delivering on product requirements while improving testabilityEcosystem Integration: You become familiar with the EGYM ecosystem and the roles of various teams within the software engineering departmentCodebase Proficiency: You contribute effectively and confidently to our shared codebaseThe equipment we provideLearning time: Use 10% of your time on learning topics of your choice (conferences, hackathons, internal and external events, videos, books or innovation projects)Continuous Development: Develop your skills with varied, challenging tasks and regular feedback to benefit from a steep learning curveTech Stack: Work with our modern tech-stack such as: Go, Kubernetes, Prometheus, Grafana, Terraform, gRPC or PubSub. Curious? Then see all the technologies we use here: https://tech-radar.co.ts.egym.comDynamic & International: Be part of a motivated, ambitious and international team that uses English as a working language - get some team insightsWork-Life-Balance: Enjoy a hybrid workplace model, lots of flexibility and 30 days of vacationFit & healthy: Train for free with EGYM Wellpass in several thousand sports and health facilities across Germany and/or use our in-house gym with EGYM productsFlex Budget: Use €60 per month flexibly for public transportation and a meal subsidyMentoring Program: Exchange knowledge and grow together across teams and locations through our self-organized mentoring platformDiscounts: Get a variety of great discounted offers, from fashion to leisure, through our employee benefits portalBike Leasing: Stay active and use our leasing bike offer for your way to work or in your spare timeSubsidized Pension: Profit from our employer-subsidized pensionYour warm up planContact InformationUpload your documents (CV, salary expectations and earliest possible start date) and specify the job ID #1883.Contact: Sven BunkusFor further information: https://career.egym.com#LI-DNI","identifier":{"@type":"PropertyValue","value":"2517600-13587"},"hiringOrganization":{"@type":"Organization","name":"EGYM ","logo":"https://assets.cdn.personio.de/logos/13587/social/3383fb3d52de19bc61460e22b5e9474f.png"},"jobLocation":[{"@type":"Place","address":{"@type":"PostalAddress","streetAddress":"Einsteinstraße 172","addressLocality":"München","addressRegion":"Bayern","postalCode":"81677","addressCountry":"DE"}},{"@type":"Place","address":{"@type":"PostalAddress","streetAddress":"Berliner Straße 80-82","addressLocality":"Berlin","addressRegion":"Berlin","postalCode":"13189","addressCountry":"DE"}}],"datePosted":"2026-02-03","employmentType":[]}Skip to main contentEnglishEnglishBack to all jobsSenior Fullstack Engineer (m/f/d)Germany, Berlin, Germany, MunichFull-timePermanent employeeApply for this jobYour daily workoutYou are a Senior Fullstack Engineer (m/f/d) with in-depth Frontend knowledge driving the end-to-end development of our online services. While your primary focus is delivering high-performance web-based interfaces, you possess the technical depth to navigate our Backend and Mobile ecosystem end-to-end. You'll maintain architectural oversight across the entire solution, collaborating with team members to engineer holistic technical solutions that translate into global well-being. Are you excited to build interfaces that impact millions of users? Then apply now as Senior Fullstack Engineer (m/f/d) for our teams in Berlin or Munich.* Feature Ownership: You will lead the development of customer-facing features, guiding them from initial concept and UX testing to full implementation* Operational Excellence: You will facilitate engineering best practices within our monorepo setup and participate in our Communities of Practice to drive platform wellness and technical ownership across the organization* Technical Leadership: You will provide direction to the team, helping define the technical roadmap, system architecture, and development processes* AI-Enhanced Workflow: You will leverage AI-assisted coding tools to accelerate development, improve code consistency, and focus on solving high-level architectural challenges* Frontend Excellence: You will create complex user interfaces with a deep focus on interaction design, clean code and testability using industry best practices* Cross-Functional Collaboration: You will communicate effectively across teams to unblock challenges and design scalable solutions that work across the entire EGYM ecosystemYour fitness levelFrontend Mastery: You have at least 7 years of hands-on experience in frontend development and operating professional web servicesWeb Expert: You possess advanced knowledge of TypeScript, React, and are comfortable solving complex UI challengesState & API Management: You are experienced in integrating APIs and managing application state using TanStack Query, Jotai, or similar modern state managersBackend Literacy: You can comfortably read and reason about backend code in our stack (Java/Go), follow data flows across microservices, understand service boundaries and dependencies, navigate SQL database structures, and diagnose the root cause of issuesModern Tooling: You have experience working with design systems and a strong commitment to unit, integration, and end-to-end testingCI/CD & DevOps: You have a solid understanding of CI pipelines and the principles of end-to-end continuous deliveryBonus Points: You have experience with web-to-native bridges like Ionic, Capacitor, or React Native is a big plusYour training goal for your first 6 monthsOwnership: You take full ownership of your work, understanding its architecture and delivering on product requirements while improving testabilityEcosystem Integration: You become familiar with the EGYM ecosystem and the roles of various teams within the software engineering departmentCodebase Proficiency: You contribute effectively and confidently to our shared codebaseThe equipment we provideLearning time: Use 10% of your time on learning topics of your choice (conferences, hackathons, internal and external events, videos, books or innovation projects)Continuous Development: Develop your skills with varied, challenging tasks and regular feedback to benefit from a steep learning curveTech Stack: Work with our modern tech-stack such as: Go, Kubernetes, Prometheus, Grafana, Terraform, gRPC or PubSub. Curious? Then see all the technologies we use here: https://tech-radar.co.ts.egym.comDynamic & International: Be part of a motivated, ambitious and international team that uses English as a working language - get some team insightsWork-Life-Balance: Enjoy a hybrid workplace model, lots of flexibility and 30 days of vacationFit & healthy: Train for free with EGYM Wellpass in several thousand sports and health facilities across Germany and/or use our in-house gym with EGYM productsFlex Budget: Use €60 per month flexibly for public transportation and a meal subsidyMentoring Program: Exchange knowledge and grow together across teams and locations through our self-organized mentoring platformDiscounts: Get a variety of great discounted offers, from fashion to leisure, through our employee benefits portalBike Leasing: Stay active and use our leasing bike offer for your way to work or in your spare timeSubsidized Pension: Profit from our employer-subsidized pensionContact InformationUpload your documents (CV, salary expectations and earliest possible start date) and specify the job ID #1883.Contact: Sven BunkusFor further information: https://career.egym.com#LI-DNIAbout usWarning regarding phishing emails: Please be aware that all official EGYM recruitment communication is sent exclusively from jobs@egym.com. If you receive a suspicious message from any other domain, please ignore it and do not share personal information if in doubt.EGYM is a global fitness technology leader, providing fitness and health facilities with intelligent workout solutions. EGYM makes exercising smarter and more efficient with its comprehensive suite of connected gym equipment and digital products that integrate seamlessly with 3rd-party-hard- and software. The result is a fully connected training experience that drives measurable business and health outcomes on and off the training floor.EGYM also offers subscription-based corporate fitness- and wellness solutions built on a combination of gym-access and EGYM fitness programs that directly target costly chronic conditions and boost employee health, leading to higher productivity and well-being.EGYM's global headquarters are in Munich, Germany, with North American offices in Denver, Colorado.EGYM is an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs, regardless of race, gender, religion, sexual orientation, age or any other aspect of an individual's identity.Apply for this job