Stack Developer Node Js

Bhargav Adsupalli Full Stack Developer

MA, USA +1-774-***-**** ****************@*****.*** LinkedIn SUMMARY

Full Stack Developer with 4+ years of experience building full-stack web applications using AngularJS, Spring Boot, Node.js, Express.js, and MongoDB. Proficient in creating reusable UI components, securing APIs with JWT, managing role-based access, and optimizing queries in SQL and NoSQL systems. Experienced in setting up CI/CD pipelines with GitHub Actions and GitLab. Comfortable working in Agile teams, delivering tested, production-ready features, and supporting deployment cycles across finance, healthcare, and insurance platforms. TECHNICAL SKILLS

Languages: Java, JavaScript (ES6+), TypeScript, HTML5, CSS3, SCSS Frontend: Angular (v17), React.js (Hooks, JSX), RxJS, Angular Material, Bootstrap, Responsive Web Design Backend: Node.js, Express.js, Spring Boot, RESTful APIs, JWT, OAuth 2.0, Passport.js APIs: RESTful API Development, GraphQL (Queries, Mutations), Postman, Swagger Databases: Relational: MySQL, PostgreSQL, SQLite, Oracle NoSQL: MongoDB, MongoDB Atlas, Mongoose ODM Version Control: Git, GitHub, GitLab, Bitbucket

IDEs & Tools: Visual Studio Code, IntelliJ IDEA, Eclipse, Postman, npm, Yarn, Angular CLI Testing & Debugging: Jasmine, Karma, JUnit, Chrome DevTools, Node.js Debugger Deployment & DevOps: Firebase, Heroku, Vercel, Render, PM2, GitHub Actions, Jenkins (basic pipelines) Architecture & Concepts: Object-Oriented Programming (OOP), MVC Architecture, Modular Design, API Security Agile Workflow: Agile/Scrum Methodology, JIRA, Trello, Slack Other Skills: Basic Docker (Containers), CI/CD fundamentals, Strong problem-solving and team collaboration PROFESSIONAL EXPERIENCE

MassMutual, MA, USA Jan 2025 - Current

Full stack Developer

Built and maintained scalable Angular (v17) components using Reactive Forms and RxJS, improving code consistency and reducing duplicate logic across investment planning modules.

Architected modular Angular applications with feature-based folder structure, lazy loading, and route guards improving load time by 25% and maintainability across teams.

Developed and enhanced RESTful APIs using Node.js and Express.js, integrating MongoDB for high-volume financial data processing and secure JWT-based authentication.

Migrated reporting modules from REST to GraphQL, reducing payload size by 40% and improving query performance for high-traffic financial dashboards.

Collaborated with backend engineers on Java Spring Boot microservices for core data orchestration, ensuring smooth integration with Node.js APIs and consistent client data flow.

Analyzed role-based permission systems at API level using middleware, enabling granular access control for internal users and reducing permission-related support tickets.

Integrated Swagger and Postman for API documentation and streamlined frontend-backend collaboration.

Participated in Agile sprints using JIRA and Confluence, translating technical requirements into tested and deployed product features while coordinating with QA and design.

State Street, India Jan 2021 - Jul 2023

Full Stack Developer - Associate

Led the development of clean, reusable UI components with Angular Material and SCSS, helping streamline internal dashboards and boost development efficiency across financial reporting and reconciliation tools.

Engineered RESTful APIs using Node.js with MongoDB and PostgreSQL, enabling scalable data transactions, enhanced audit trails, and efficient asset servicing operations for multi-party financial workflows.

Integrated Passport.js with JWT-based authentication to secure user sessions, implement access control, and enable detailed logging for compliance-driven modules across multiple microservices.

Authored and maintained Swagger and Postman API documentation to reduce frontend-backend integration delays, support QA testing, and enable faster onboarding of new developers across teams.

Designed GitLab CI workflows to automate unit testing, code linting, and deployment to staging environments, ensuring consistent release pipelines and reduced manual effort during sprint deliveries. Optum (UnitedHealth Group), India Jan 2020 - Dec 2020 Jr. MEAN Developer

Collaborated on a responsive Angular-based claims interface for internal health insurance applications, focusing on cross-browser compatibility, form validation, and dynamic rendering based on user interactions.

Authored backend Node.js microservices with MongoDB to manage provider eligibility, ensuring smooth integration with claims verification and prior-authorization workflows.

Improved data reliability by implementing strict Mongoose validation, proper schema definitions, and consistent error handling across Express.js routes in claims adjudication modules.

Increased test coverage using Jest and React Testing Library, focusing on component logic, edge cases, and API interaction points to ensure stable releases and regression protection.

Assisted QA teams during staging deployments on Heroku and configured GitLab CI for code linting and test automation to streamline early testing cycles.

EDUCATION

Master of Science in Data Analytics Aug 2023 - May 2025 Clark University, Worcester, Massachusetts, USA

Integrated M. Tech in Software Engineering Jul 2018 - May 2023 Vellore Institute of Technology (VIT), Vellore, Tamil Nadu, India CERTIFICATIONS

AI Associate Certification - Salesforce AngularJS Certification - Udemy Advanced JavaScript Certification - Udemy Node.js Certification - ShapeAI Full Stack Web Development Certification - ShapeAI PROJECTS

BookMyShow Clone – Live Demo Quiz Application – Live Demo Source Code – GitHub Repository

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