Senior Backend Java/AWS Developer
Kaav Inc.
As a Senior Full Stack Java Developer , you will be responsible for designing, developing, and maintaining cloud-native, enterprise-level applications for the passenger rail transportation sector. Your primary focus will be on backend development using Spring Boot , Kafka , and databases such as Aurora and Postgres , while also ensuring system reliability and scalability using AWS . You will collaborate closely with business teams to analyze requirements and implement high-performance, full-stack solutions that meet functional and technical specifications.
Key Responsibilities : Architecture and Design :- Collaborate with clients to gather and analyze business requirements, providing technical insights and designing full-stack solutions.
- Architect and implement scalable backend systems using Spring Boot , Kafka (including stream processing via Amazon MSK ), and databases like Aurora and Postgres .
- Create technical documentation, including system architecture, external design, and detailed design documents.
- Develop and maintain RESTful APIs and microservices using Spring Boot , ensuring adherence to best practices.
- Implement real-time data processing with Kafka and integration of AWS services such as S3 , EC2 , Lambda , and RDS .
- Leverage Swagger for API documentation and testing.
- Ensure system performance and scalability through optimization techniques and load testing.
- Design and maintain highly available, fault-tolerant databases with Aurora and Postgres .
- Optimize SQL queries and database performance for large datasets.
- Provide production support and troubleshooting for backend services, including performance tuning and bug fixes.
- Apply Test Driven Development (TDD) principles to develop comprehensive test cases.
- Support system testing, including unit, integration, and performance tests.
- Strong experience with Java and Spring Boot for backend development.
- Proficient in real-time data processing with Kafka and Amazon MSK .
- Expertise in database design and management using Aurora and Postgres .
- Familiarity with AWS services (e.g., S3 , EC2 , Lambda , RDS ).
- Experience with Swagger for API design and documentation.
- Strong understanding of microservices architecture and cloud-native development.
Drug Screen : No
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