Design, build, and maintain secure, high-performance RESTful APIs and microservices using Java and Spring Boot. Collaborate with cross-functional teams, implement API security (OAuth2/JWT/OpenID Connect), optimize databases, integrate messaging systems, write unit/integration/API tests, participate in code reviews and architecture decisions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.
Position Summary
We are seeking a Senior Java API Developer to design, develop, and maintain secure, scalable, and high-performance RESTful APIs and microservices. The ideal candidate has extensive experience with Java, Spring Boot, API design, cloud-native development, and modern software engineering practices. You will collaborate with cross-functional teams to build enterprise-grade applications that are reliable, scalable, and maintainable.
Key Responsibilities
- Design, develop, and maintain RESTful APIs and microservices using Java and Spring Boot.
- Build scalable, secure, and high-performance backend services.
- Develop reusable and maintainable code following clean architecture and coding best practices.
- Collaborate with product owners, architects, frontend developers, QA, and DevOps teams throughout the software development lifecycle.
- Design and optimize database schemas, queries, and data access layers.
- Implement API security using OAuth2, JWT, OpenID Connect, and other authentication mechanisms.
- Integrate with third-party services, messaging systems, and enterprise applications.
- Develop unit, integration, and API tests to ensure code quality and reliability.
- Participate in code reviews, technical design discussions, and architecture decisions.
- Troubleshoot production issues, optimize application performance, and support deployments.
- Contribute to CI/CD pipelines and DevSecOps practices.
Required Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field.
- 5–8+ years of experience in Java backend development.
- Strong proficiency in Java 11/17 and object-oriented programming principles.
- Extensive experience with Spring Boot, Spring MVC, Spring Data JPA, and Spring Security.
- Strong experience designing and developing RESTful APIs and microservices.
- Experience with Hibernate/JPA and relational databases such as PostgreSQL, MySQL, or Oracle.
- Knowledge of NoSQL databases such as MongoDB or Cassandra is a plus.
- Experience with API documentation using Swagger/OpenAPI.
- Familiarity with messaging platforms such as Kafka or RabbitMQ.
- Experience using Git and modern CI/CD tools.
- Strong understanding of Agile/Scrum development methodologies.
Preferred Qualifications
- Experience with cloud platforms such as AWS, Azure, or GCP.
- Familiarity with Docker, Kubernetes, and containerized deployments.
- Experience implementing event-driven and distributed architectures.
- Knowledge of caching technologies such as Redis or Hazelcast.
- Exposure to GraphQL is a plus.
- Understanding of observability tools such as Prometheus, Grafana, ELK Stack, or Splunk.
Technical Skills
- Programming: Java 11/17, Core Java
- Frameworks: Spring Boot, Spring MVC, Spring Security, Spring Data JPA
- API Technologies: REST, OpenAPI/Swagger, JSON, GraphQL (optional)
- Databases: PostgreSQL, MySQL, Oracle, MongoDB
- Messaging: Apache Kafka, RabbitMQ
- Build Tools: Maven, Gradle
- Testing: JUnit, Mockito, REST Assured
- CI/CD: Jenkins, GitHub Actions, GitLab CI, Azure DevOps
- Containers: Docker, Kubernetes
- Version Control: Git
Compensation, Benefits and Duration
Minimum Compensation: USD 40,000
Maximum Compensation: USD 140,000
Compensation is based on actual experience and qualifications of the candidate. The above is a reasonable and a good faith estimate for the role.
Medical, vision, and dental benefits, 401k retirement plan, variable pay/incentives, paid time off, and paid holidays are available for full-time employees.
This position is not available for independent contractors
No applications will be considered if received more than 120 days after the date of this post
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