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Senior Java Backend Developer

Remote in Brazil, & 2 others
Java& 6 others
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We are seeking a Senior Java Backend Developer to build and evolve scalable, high-performance backend services that power widely used mobile and web experiences. You will partner with a cross-functional agile team to design robust APIs, distributed services, and reliable integrations—apply now to help deliver quality at scale.

Responsibilities
  • Design scalable backend services using Java and Spring Boot
  • Build RESTful APIs for mobile and web applications
  • Develop secure and reliable microservices for distributed systems
  • Optimize database models and data access layers for performance
  • Integrate external APIs and third-party platforms
  • Collaborate with engineers, product partners, QA, and architects to deliver solutions
  • Troubleshoot production issues and improve reliability and scalability
  • Write clean, maintainable, and well-tested code
  • Participate in system design, code reviews, and technical decision-making
  • Improve delivery practices through CI/CD automation and engineering best practices
Requirements
  • 3+ years of professional software development experience
  • Strong Java and Spring Boot experience
  • Solid REST API design and microservices architecture knowledge
  • Experience with relational databases such as PostgreSQL, MySQL, or SQL Server
  • Experience with JPA/Hibernate or similar persistence frameworks
  • Strong analytical and problem-solving skills
  • Upper-Intermediate English proficiency (B2)
  • Strong communication skills for cross-functional collaboration
  • Agile/Scrum experience in iterative delivery
  • Version control experience with Git and collaborative workflows
Nice to have
  • Cloud platform experience (AWS or GCP)
  • Docker experience for containerized development and deployments
  • Kubernetes experience for orchestration and scaling
  • OAuth2 experience for secure authorization flows
  • Single Sign-On (SSO) experience with common identity patterns