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 scalable, high-performance backend services and APIs for products used daily by thousands of professionals. You will partner with an agile team to design secure microservices, improve reliability, and deliver clean, well-tested code—apply to help shape robust backend systems.
Responsibilities
- Design scalable backend services using Java and Spring Boot
- Build RESTful APIs for mobile and web applications
- Develop secure, reliable microservices with strong performance
- Optimize database models and data access layers
- Integrate external APIs and third-party platforms
- Collaborate with engineers, product, QA, and architects to deliver solutions
- Troubleshoot production issues and improve scalability and reliability
- Write clean, maintainable, well-tested code following best practices
- Participate in system design discussions, code reviews, and architectural decisions
- Improve delivery practices through CI/CD automation and engineering process enhancements
Requirements
- 3+ years of professional software development experience
- Strong Java and Spring Boot experience
- Solid REST API design knowledge
- Microservices architecture expertise
- Relational database experience with PostgreSQL, MySQL, or SQL Server
- JPA/Hibernate experience or similar persistence frameworks
- Strong Agile/Scrum collaboration skills
- Strong analytical and problem-solving skills
- Strong communication skills
- Upper-Intermediate English proficiency (B2)
Nice to have
- Cloud platform experience with AWS or GCP
- Docker and Kubernetes experience
- OAuth2, Single Sign-On, JWT, or related authentication experience
