Backend Engineer (m/f/d)

Sport Alliance GmbH; United States; Remote; USD 41,000 - 46,000; Full time

Benefits offered by this job

Private medical care

Sports card

Udemy Business access

Flexible remote work

Flexible working hours

Industry experience in Fitness & SaaS

International team

Team events

Job summary

Sport Alliance GmbH in Warsaw seeks an experienced JVM backend developer to enhance our payment platform by integrating payment service providers, working with Spring Boot and Hibernate in an agile team.

You will build scalable microservices for our B2B SaaS platform, ship high-quality components with fast deployment, and collaborate with product and dev teams in a global, English-speaking environment.

Qualifications

• Minimum 3 years of professional experience developing cloud-based software on JVM
• Experience with Spring Boot and Hibernate in production systems
• Experience building scalable, cloud-native platforms
• Strong English communication and collaboration in English-oriented teams

Responsibilities

• Integrate payment service providers (PSP) as part of a cross-functional team
• Develop the payment domain of our B2B fitness SaaS platform using JVM techs like Spring Boot
• Create high-quality software components in an agile environment and contribute ideas
• Develop and enhance resilient microservices and integrate them with the SaaS platform

Skills

JVM development

Spring Boot

Hibernate

Cloud-native platform

English communication

Job description

Join the Alliance: Your Expertise, Our Global Impact
Sport Alliance builds technology powering fitness and wellness businesses worldwide — from management platforms and payment solutions to member-facing applications.
We value ownership, collaboration, and people who challenge how things can work better. Our teams are encouraged to share ideas, shape decisions, and contribute across functions.
As we continue to evolve globally, we foster a culture where initiative is valued and expertise is respected.

Please note: this role is for an initial 12-month period.

Your position in our team

• You enhance our payment software solutions by integrating payment service providers (PSP) as part of a cross-functional team
• You develop the payment domain of our market-leading B2B fitness SaaS platform in close cooperation with product management and the developer team using JVM technologies and frameworks like Spring Boot.
• You create high-quality software components in an agile environment and contribute your ideas within flat hierarchies
• You develop and enhance resilient, maintainable microservices in an agile and autonomous environment and its integration with our SaaS platform

Your profile

• You have at least 3 years of professional experience in developing cloud-based software using JVM technologies, with knowledge of frameworks like Spring Boot and Hibernate.
• You have experience in working on a scalable, cloud-native platform
• You focus on delivering high-quality, reliable components with fast deployment cycles, continuously improving yourself
• You stay up to date with programming trends, thrive in collaborative environments, and communicate confidently in English. You apply proven design patterns pragmatically to build maintainable and efficient backend systems

Your salary

• PLN 14,000–16,000 gross/month (UoP)
• Final compensation will be based on experience, skills, and overall fit for the role.

Your benefits with us

• Benefits package – private medical care and a sports card to support your health and well-being
• Access to Udemy Business – boost your skills with thousands of high-quality online courses
• Flexible work model – work fully remotely or combine it with on-site collaboration at our modern office in Warsaw
• Flexible Working Hours – adjust your schedule to fit your lifestyle
• Unique experience in the Fitness and SaaS industry – join a market-leading company in a dynamic, fast-growing industry
• International team – work alongside talented colleagues from around the world in a diverse and inclusive environment
• Unforgettable company events – take part in engaging team-building activities and memorable celebrations