Senior Software Engineer (Java)
caterpillar
Job Description
Design, develop, and maintain Java‑based backend applications using Spring Boot and Microservices architecture
Build and expose RESTful APIs with proper validation, security, and error handling
Develop and deploy applications on AWS cloud (EC2, S3, Lambda, RDS, API Gateway, ECS/EKS)
Implement scalable, resilient, and high‑performance services
Integrate applications with databases such as MySQL, PostgreSQL, Azure SQL
Write unit and integration tests using JUnit, Mockito and ensure good test coverage
Participate in code reviews, design discussions, and architecture decisions
Troubleshoot production issues and provide root cause analysis
Work closely with cross‑functional teams in Agile/Scrum environments
Ensure adherence to coding standards, security, and performance best practices.
Required Skills:
Strong proficiency in Java 21
Hands‑on experience with Spring Boot, Spring MVC, Spring Data JPA
Solid understanding of Microservices architecture
Experience building REST APIs
Practical experience with AWS services such as:
EC2, S3, Lambda, RDS
API Gateway, ECS/EKS
Experience with CI/CD pipelines (Jenkins, GitHub Actions, etc.)
Knowledge of Git, Maven/Gradle
Good understanding of SQL and NoSQL databases
Familiarity with logging, monitoring, and performance tuning
Soft Skills:
Strong problem‑solving and analytical skills
Good communication and stakeholder interaction
Ability to work independently and in a team
Ownership mindset and attention to detail