Backend Developer (Java / SpringBoot or similar – Outside IR35) Location: Remote / Hybrid (flexible) Contract Type: Freelance / Full-time – Outside IR35 Project Duration: 6 months (with possibility of extension) About the Project We’re lookingfor a skilled backend developer to join a project focusedon building and scaling a modern, cloud-based platform for media processing and related services. The core backend stack is Java with Spring Boot, PostgreSQL, Redis, AWS, and RabbitMQ — but we’re open to candidates with equivalent experience in similar technologies. Tech Stack (actual or equivalent experience welcomed): Languages & Frameworks: Java with Spring Boot 3.x (REST APIs, gRPC, Security, JPA) Alternatively: Java EE, or Scala Databases: PostgreSQL or any relational DB (e.g., MySQL, Oracle) Messaging / Caching: RabbitMQ or similar (Kafka, ActiveMQ) Redis or similar caching systems Cloud & DevOps: AWS (S3, ECS, RDS) Docker Linux/Ubuntu experience Tools & Libraries: Git Flyway for DB migrations MapStruct (or similar mapping frameworks) TUS protocol (for resumable file uploads) Media Handling (Nice to Have): Experience with video/audio manipulation (e.g., FFmpeg, GStreamer) Desired Skills & Experience: Strong backend development experience with Java or Scala Solid understanding of RESTful services, microservices, and gRPC Experience with relational databases and asynchronous communication Comfortable working in Linux/Ubuntu environments Proficient with Docker-based development and deployment Familiarity with software design principles and hexagonal architecture Good knowledge of design patterns and clean coding practices Bonus Points For: Experience with MapStruct, Flyway, TUS Familiarity with video/audio processing pipelines Exposure to frontend technologies, especially TypeScript / Angular Understanding of CI/CD pipelines, TDD, and modern DevOps practices Full-stack mindset or interest in cross-functional collaboration Perks: 100% remote work Flexible schedule Opportunity to contribute to architecture and tech decisions Long-term collaboration with a modern stack