Sep 2015 – Aug 2025 · 9 yrs 11 mos · Pune Area, India · Hybrid

• Drove CAAS APIs implementation to encrypt PII data at rest, leveraging RESTful services with JDK 8, collaborated with corporate security team, to mitigate payments, financial services, banking domain risk compliances.
• Assessed and navigated through to resolve technical issues 700+ unbilled requests faced by adding a new column in PostgreSQL DB, using Spring Data, and backfilling UUID by consuming REST APIs in provided by Mastercard Catalog.
• Adapted a GitHub branching strategy, reducing merge conflicts by 70% through develop, master, feature and hotfix branches, ensuring release stability and confident deployments on tomcat.
• Replaced obsolete Angular front-end libraries (ng-idle and ng-keepalive) with RXJS components, ensuring version-independent session timeout functionality, reducing vulnerabilities.
• Led vulnerability driven development by integrating Checkmarx and Blackduck scans with CI/CD pipelines, reducing production support's maintenance time by 70% through good coding practicing.
• Guided Redis-based caching layer implementation in back-end module caused DB calls, significantly reducing form load time from 70-80 seconds to just 4 seconds.
• Implemented SRE practices by designing Splunk threshold-based triggers, resolving 30% of production defects.
• Boosted code coverage by 40% in 3 weeks by leveraging Unit testing in Mockito to identify and address critical functional code, resulting in a A-grade application.
• Integrated Spring Batch scheduler with daily frequency to fetch UUIDs, yielding 95% accuracy in synchronization with Mastercard Catalog.
• Solved browser caching stale data issue by appending a unique random number to the application URL, to implement seamless user experience, practicing problem-solving capabilities.
• Automated Git tagging, versioning, and deployment to JFrog artifactory, ensuring all stages of software delivery, by leveraging the Maven Release Plugin,achieving a 100% reduction in manual effort.

May 2012 – Sep 2015 · 3 yrs 4 mos · Pune Area, India

• Initiated flowchart-diagram-based documentation in Confluence, increasing estimation accuracy through structured storytelling for 70% more accurate project timelines.
• Reduced code complexity using DRY principle, resulting in 50% faster feature development, clean code and high quality software solution.
• Conveyed pull request–based reviews in sprint stories, addressing inefficient code review processes. Resulted in 1 reduced story point per sprint, decreasing technical debt.

Aug 2009 – May 2012 · 2 yrs 9 mos · Pune Area, India

• Implemented a Spring framework-based API key interceptor that validated API keys against Hashicorp vault, resulting in 100% identification of client.
• Improved UI performance by sending emails asynchronously in Java/J2EE, reducing form submission response time by 40 seconds.
• Improved application security by implementing parameterized queries and secure coding practices to resolve a SQL injection vulnerability, achieving 100% audit clearance.