We are seeking an experienced Senior Java Developer to join our dynamic engineering team. The ideal candidate will be responsible for the design, development, and maintenance of high-performance, scalable backend systems, working closely with cross-functional teams to deliver cutting-edge software solutions for global clients.
The core responsibilities for the job include the following :
Application Development and Integration :
- Design and develop complex, scalable, high-performance Java-based backend systems.
- Implement RESTful services and microservices using Spring Boot and related technologies.
- Build efficient and testable code following best practices and design patterns.
- Ensure secure authentication and authorization using OAuth2 and JWT.
- Collaborate with QA for robust testing and defect resolution.
- Optimize database design and query performance.
Architecture and Code Quality :
Engage in architecture-level discussions with solution architects.Ensure high code quality through unit testing (JUnit), static code analysis, and peer reviews.Create and maintain detailed technical documentation and coding standards.Resolve bugs, memory management issues, performance bottlenecks, and multithreading challenges.Collaboration and Agile Practice :
Work in cross-functional teams, including product managers, UX designers, and developers.Participate in agile ceremonies such as daily stand-ups, sprint planning, and retrospectives.Stay up to date with emerging technologies and propose improvements.Contribute to CI / CD pipelines and deployment best practices.Requirements :
Mandatory Skills : Java, Spring Boot, Spring Security, Spring Data JPA, RESTful Services, Microservices, JUnit.Preferred Skills : OAuth2 JWT, Hibernate, SQL, NoSQL (MongoDB / Cassandra), Redis.Bachelor's degree in Computer Science, Engineering, or a related field.5+ years of hands-on backend development experience using Java.Expertise in Spring Boot, Spring MVC, Spring Security, and Spring Data JPA.Strong knowledge of RESTful API development and microservices architecture.Familiarity with multithreading, synchronization, and memory management in Java.Experience with relational databases (MySQL, PostgreSQL, Oracle) and strong SQL skills.Knowledge of NoSQL databases such as MongoDB or Cassandra.Proficiency in debugging, problem-solving, and algorithm design.Preferred Qualifications :
Experience with authentication and authorization mechanisms (OAuth2 JWT).Exposure to caching mechanisms (Redis, Ehcache).Familiarity with messaging queues and microservice communication (e. g., gRPC, RabbitMQ).Understanding of DevOps and CI / CD tools.Experience in Agile / Scrum environments.Excellent communication and interpersonal skills.(ref : hirist.tech)