Bharathwaj R

Client: Charter Communications

Project: Network & Provisioning Management System

Duration: Dec 2022 – Present

• Designed and developed RESTful APIs using Java Spring Boot to integrate with third-party systems, enabling real-time data exchange and system-to-system communication.
• Implemented end-to-end API workflows to fetch, process, and persist data into Oracle Database, ensuring data accuracy and backend stability.
• Created comprehensive unit test cases using JUnit 5, improving code quality, reliability, and test coverage.
• Implemented Log4j2 for structured logging to support effective debugging, monitoring, and issue resolution across microservices.
• Worked with multiple databases including Oracle, SQL, and MongoDB for data storage, querying, and performance optimization.
• Documented APIs using Swagger (OpenAPI) and validated endpoints using Postman to ensure seamless integration with dependent systems.
• Used GitLab for version control, code reviews, and CI/CD pipelines to support controlled and reliable deployments.
• Actively participated in Agile/Scrum ceremonies including sprint planning, daily stand-ups, reviews, and retrospectives using Jira.
• Developed and maintained applications using Eclipse and Spring Tool Suite (STS), following Java best practices and coding standards.

Client: Charter Communications

Project: MVNO

• Provided L2 application support for backend services, handling production issues and ensuring system stability.
• Analyzed and resolved incident and service tickets by identifying root causes and coordinating with development teams.
• Used Postman and Swagger to validate REST APIs, troubleshoot request/response issues, and verify fixes.
• Reviewed and maintained technical and API documentation to support faster issue resolution and team knowledge sharing.
• Monitored application behavior and assisted in debugging issues using logs and API traces.
• Ensured timely ticket resolution in line with SLA requirements, reducing recurring issues through proper analysis