Senior Software Engineer (Contractor)

Senior Software Engineer – Java (Contractor)ContractorStart Date: ASAPFully remote within HungaryAs a Senior Software Engineer (Java) – Contractor at Beyond Sports, you’ll be focused on delivering robust, high-performance backend services and APIs that power digital experiences for millions of sports fans globally. This role is ideal for an experienced, hands-on engineer with strong Java and Spring expertise who thrives in a collaborative and fast-paced delivery environment.You’ll work closely with cross-functional teams to build, integrate, and optimize systems that handle real-time sports data, video, and live commentary. This position is project- and delivery-focused, with no line management or people-leadership responsibilities required.Key Responsibilities:Design and develop scalable backend systems using Java and Spring BootDeliver well-structured, maintainable, and testable code aligned with project requirementsBuild and maintain RESTful APIs to support web and mobile applicationsIntegrate with third-party data providers (e.g. sports data, video, commentary)Use Git to manage code versioning and contribute to shared repositoriesManage deployments across multiple environments (Dev, Test, Staging, Prod)Ensure systems are performant, secure, and resilientIdentify and manage project-level technical dependenciesParticipate in sprint planning and delivery-focused meetings with the wider teamWrite and maintain clear technical documentationContribute to code reviews and uphold development best practicesCore Skills & Experience:Expert-level knowledge of:Java 11+Spring Boot and Spring Framework (v5+)JPA/Hibernate and ORM principlesDesigning and building microservice architecturesCreating and consuming RESTful APIsGit for version control and collaborative developmentJSON and working with structured dataUnit testing with frameworks like JUnitTask management tools like JIRAWriting technical documentation for APIs and backend componentsProficient with:SQL (PostgreSQL, M