· Architected and deployed VFID automation system for alternative payment processing using Node.js, React, and PayPal GENX tools, reducing manual vendor file generation overhead and improving workflow efficiency.

· Built full-stack solution with real-time batch processing, REST APIs, SSO/RBAC authentication, and comprehensive test coverage (94%+) using Jest/Cypress across 595+ test cases.

· Integrated Kraken.js, paypal-scripts, and Harness CI/CD pipeline for enterprise-grade deployment and configuration management.

· Led design and implementation of a Spring Batch–based PII sanitization framework for multiple payment tables, encrypting sensitive fields via PayPal CipherServ while preserving backward compatibility and ensuring zero disruption to live transaction processing.

· Led modernization of legacy CalPERS applications, improving system performance by 30% and reducing maintenance overhead by 25%.

· Designed and implemented secure, scalable web services using Java, Spring Boot, and RESTful APIs, enabling faster integration across pension workflows.

· Built custom data tools for the Benefits department leveraging Python and SQL, increasing reporting efficiency and reducing manual effort by 40%.

· Developed complex queries with multiple checks, constraints, and business logic, streamlining financial processes and cutting data processing time by 20%.

· Authored comprehensive technical documentation (design, testing, and integration specs) aligned with SDLC, ensuring smoother onboarding and reducing defects in UAT by 15%.

Ensure adherence to coding standards, performance optimization, and security protocols. Collaborate with cross-functional teams to gather requirements and define software specifications

Architect and develop scalable and robust software solutions aligned with business objectives. Built API backends with API Gateway, creating serverless RESTful APIs or GraphQL endpoints to expose business logic and integrate with frontend applications Ruby on rails or third-party services.Collaborated across teams in all SDLC phases, focusing on requirements and software specs.

Served as Solution Architect, developing scalable solutions with Java, Ruby on Rails, and microservices.

Experienced in Identity Access Management and UX development.

Implemented best practices in coding, testing, and deployment (BRD, TDD, SDD).

Designed front-end applications using JavaScript, HTML5, and CSS3.

Integrated APIs with GraphQL; maintained Docker images on GCP with Kubernetes.

Conducted code reviews, mentored team members, and troubleshot complex issues.

Ensured adherence to coding standards and security compliance.

Managed code repositories (GIT, PERFORCE, SVN) and followed DecSecOps practices.

Built Docker clusters on Azure; familiar with tools like Jira, Confluence, and SonarCube.

Managed and led the development of an internal AI data-analytic platform team across all regions. Prepare project plan and ensure its execution adheres to committed timelines, highlight risk with a mitigation plan. Optimized GraphQL queries and performance tuning of GraphQL Mesh Services. Created Typescript reusable components and services to consume Ruby on Rails for rapid application development, integrating with AWS services for scalability and performance. REST API’s using component-based architecture provided.Led development of an AI/ML analytics platform across regions.

Developed Java APIs for Synopsys, achieving 80%+ code coverage with SonarQube.

Integrated Salesforce, mobile apps, and microservices for seamless interoperability.

Identified EDA-AI improvement opportunities, utilizing BDD and hybrid automation.

Provided unified data access for EDA applications with GenAI (h2o.ai).

Used Kubernetes and Docker for CI/CD deployment and testing.

Created TypeScript components with Ruby on Rails and AWS for scalability.

Enhanced Microsoft Yammer’s GraphQL by transitioning from Ruby to Java.

Developed Golang backend APIs using gRPC, GraphQL, and REST.

Managed frontend MonoRepo projects with GraphQL, React, and Fusion.

Implemented Ruby on Rails features in an Agile environment.

Conducted software testing with QE tools for performance and automation.

Delivered a high-performance data validation application for ML modeling.

Assisted SG team in ML model data validation (millions of records daily).

Improved PostgreSQL performance by 40% through query optimization.

Led a webinar on data analytics in the Synopsys ML platform.