Senior backend Engineer

As a Senior Backend Engineer (m/w/d) for our Core services, you are at the heart of our technical ecosystem: you will architect and scale robust backend services, drive our core API platform forward and ensure high availability and performance across our distributed systems. You bring deep expertise in Java and relational data architecture, a pragmatic DevOps mindset and the drive to take on technical ownership with the potential to grow into a Team Lead role. Are you up for that challenge? Then we would like to welcome you to our team in Berlin

Your daily workout

• API Platform & Architecture: You design, build, and maintain high-throughput, low-latency APIs and core microservices that power our global connected fitness ecosystem and integrate seamlessly with third-party systems.

• Microservices Implementation: You work as part of our Core Platform squad to implement robust services, manage service-to-service communication, and guarantee zero-downtime reliability.

• Data & Persistence Layer: You architect efficient, scalable data models and optimize queries using relational databases, primarily PostgreSQL.

• DevOps & Containerization: You containerize services with Docker, manage deployments, and ensure high availability, observability, and smooth operation across our infrastructure.

• Code Quality & Technical Ownership: You write well-designed, testable, and maintainable code adhering to clean architecture principles; you actively mentor team members through code reviews and pair programming.

• Leadership Track: You take ownership of architectural decisions within the team and bring the drive to step into technical leadership / Team Lead responsibilities as the platform expands.

Your fitness level

• Professional Experience: You are a seasoned Software Engineer with 5+ years of commercial backend engineering experience, with a solid track record in designing and maintaining distributed backend systems.

• Core Language Focus: Deep, hands-on expertise in Java and the modern JVM ecosystem (e.g., Spring Boot).

• Language Bonus: Practical experience with or openness to writing Golang is a strong advantage. Frontend Experience, such as in React, aber a plus!

• Database Fundamentals: Strong hands-on knowledge of relational databases, with proven experience in PostgreSQL schema design, query optimization, and indexing.

• Containers & DevOps Mindset: Strong working knowledge of Docker; comfortable working closely with deployment workflows, CI/CD pipelines, and modern container orchestration.

• Cloud & Platform Technologies: Working knowledge of cloud environments (GCP preferred, AWS is welcome) and experience with event-driven patterns, message brokers (e.g., Pub/Sub or Kafka), and microservice communication protocols (REST, gRPC).

• Ownership & Team Spirit: Pragmatic problem-solver who thrives on technical autonomy, communicates complex technical trade-offs clearly, and has the mindset to guide and mentor peers toward engineering excellence.

Your training goals for the first 6 months

• Ownership: You take ownership of the work you do, you are able to understand its architecture and deliver on product requirements and features as well as improving testability and functionality

• EGYM Knowledge: You are familiar with the EGYM ecosystem and the role of the different teams in the software engineering department

• Cultural Fit: You blend with the team and the company culture

• Codebase Familiarity: You are comfortable working with our codebase

The equipment we provide

• Learning time: Use 10% of your time on learning topics of your choice (conferences, hackathons, internal and external events, videos, books or innovation project

• Modern Tech Stack & AI Evolution: We don't just maintain; we evolve. Explore our Tech Radar to see our stack, and join us in building an AI-agentic, iterative, and incremental product culture where AI is a core accelerator of our development lifecycle

• Choose Your Equipment: Use state-of-the-art laptops (MacOS, Linux, Windows? Choose your weapon! Also choose your Distro!)

• International Team: Join our diverse and international team to collaborate with talented professionals from around the world - get some team insights

• Work-Life-Balance: Benefit from flexible working hours, home office possibilities and 30 days of vacation per year

• Fit and Healthy: Train for free with EGYM Wellpass in several thousand sports and health facilities across Germany and/or alternatively use our in-house gym with EGYM products

• Discounts: Get a variety of great discounted offers, from fashion to leisure, through our employee benefits portal

• Bike Leasing: Stay active and use our leasing bike offer for your way to work or in your spare time

• Flex Budget: Use €60 per month flexibly for public transportation and a meal subsidy

Your personal trainer

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 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 Boulder, Colorado.

Upload your documents (CV, salary expectations and earliest possible start date) and specify the job ID #0000..

Contact: Alex Berwanger

For further information: https://career.egym.com

About EGYM

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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.