Naveen

Client – American Express – IVR (Interactive Voice Response)

Roles & Responsibilities -

• Led a team of 4 developers to design and implement microservices-based backend systems supporting over 50,000 daily users, ensuring 99.9% uptime.
• Developed RESTful APIs using Spring Boot integrated with multiple third-party services, reducing API response times by 30%.
• Collaborated with cross-functional teams to deliver 3 major product releases on time within agile sprints.
• Mentored junior developers, improving team productivity and knowledge sharing.
• Work with internal stakeholders and external clients to define that concept and create a process to bring it to fruition.
• Setting and managing client expectations, developing a detailed project plan, defining the scope of the project, understanding project risks and assigning team members to specific tasks.
• Participate in Agile/Scrum ceremonies – sprint planning, daily stand-ups, and retrospectives.
• Authored over 100-unit tests using JUnit and Mockito, increasing test coverage to 85% and reducing post-deployment bugs by 25%.

Client – American Express – AXIA (Platform Value Articulation)

Roles & Responsibilities -

• Migrated legacy Java EE/Monolithic applications into modern Spring Boot–based Microservices architecture, improving scalability, performance, and maintainability.
• Developed enterprise-grade applications using Java, Spring Boot, and SQL databases, serving 10,000+ users across India.
• Implemented CI/CD pipelines with Maven and Jenkins, reducing deployment time by 40%.
• Optimized SQL queries and database performance, improving response times for critical modules by 20%.
• Design, develop, and maintain Java-based applications and systems, ensuring high-volume and low-latency performance.
• Wrote and executed JUnit test cases for unit-level validation of application logic, ensuring high code coverage.
• Provided knowledge transition to new joiners by giving Domain & Functional as well as Technical knowledge on timely basis.
• Secured APIs using Spring Security & JWT-based authentication.

Client – Merrill Corporation

Roles & Responsibilities -

• Developed and supported applications using C#, ASP.NET, and .NET Framework.
• Built and maintained REST APIs and integrated external services using JSON/XML.
• Migrated build process from Maven/Ant to Gradle, reducing build time and improving CI/CD pipeline efficiency.
• Modernized legacy code base by migrating Java applications to latest LTS versions, ensuring compatibility, better performance, and long-term support.
• Conducted impact analysis, refactoring, and regression testing to ensure smooth migration with zero downtime.
• Assisted in creating backend components, business logic, and data-processing modules.
• Worked with SQL Server to write queries, stored procedures, and perform basic database troubleshooting.

Client – FedEx

Roles & Responsibilities -

• Contributed to the architecture and execution of robust loan and batch processing systems to ensure seamless financial operations.
• Delivered RESTful web services for authentication/authorization, enhancing access security and control across the platform.
• Contributed to CI/CD pipeline integration by incorporating automated tests, improving early defect detection.
• Determines operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions.