Poulami Saha
Bengaluru
Summary
Senior Software Engineer with 7+ years of frontend leadership in React.js, TypeScript, Next.js, Redux, JavaScript, and Node.js, building high-performance, scalable applications, transitioning from enterprise financial systems to product innovation. Expert in modern web architectures, performance optimization, architectural decision-making, and delivering intuitive, user-centric product solutions.
Overview
7
7
years of professional experience
Work History
Senior Software Engineer
JP Morgan Chase
Bengaluru
12.2023 - Current
- Building a scalable equity management platform to support employee equity rewards and tax filing using React.js, Context API, and Hooks for a modular, performant UI.
- Developed and maintained automated E2E tests (Cypress) and component tests (Jules), promoting TDD, and ensuring feature reliability.
- Collaborated in an Agile environment, participating in code reviews, architecture discussions, and cross-functional planning.
- Mentored team members on React best practices, and led architectural discussions, ensuring enterprise compliance.
- Previously built a 10b5-1 Internal Advisor Tool for Private Bank Advisors, with secure workflows and complex approval mechanisms.
- Tech Stack: React.js, TypeScript, Cypress, Jest, AWS S3
Software Development Engineer - Consumer Banking
NatWest Group
Bengaluru
06.2022 - 12.2023
- Built a Carbon Footprint SaaS platform with real-time data visualization, serving multiple enterprises for sustainability tracking.
- Lead the TypeScript migration, reducing production bugs by 40%, and improving codebase type safety and team productivity.
- Implemented WCAG 2.1 standards, reducing accessibility issues by 60%; enhanced banking accessibility for diverse user groups.
- Increased Jest test coverage from 45% to over 85%; improved code reliability, and reduced regression bugs.
- Delivered UI features for internal tools, improving workflow efficiency for 500+ bank employees.
- Tech Stack: React.js, TypeScript, Jest, Node.js, WCAG, Git, CI/CD.
Software Engineer 1 - Frontend Development
Tata Consultancy Services (TCS)
Bengaluru
09.2018 - 06.2022
- Developed 5+ full-stack applications (React.js, Next.js, Node.js) serving millions of users across business domains
- Built web search platform with React.js frontend and Node.js/Express.js backend; reduced debugging time (MTTR) by 50%
- Optimized application performance reducing page load time by 35%; implemented SPA, PWA, and serverless architecture patterns
- Established reusable component library improving development velocity by 25% and cross-project consistency
- Recognized as Digital Expert in Top 1500 out of 60,000+ TCS employees (2021)
- Tech Stack: React.js, Next.js, Node.js, Express.js, REST APIs, SPA, PWA, Serverless
Education
Bachelor of Technology (B.Tech) - Information Technology
MCKV Institute of Engineering
Kolkata06.2018
Skills
- Reactjs
- TypeScript
- JavaScript (ES6)
- HTML5
- CSS3
- Redux
- React Hooks
- Context API
- REST APIs
- Jest
- Cypress
- SQL
- Git
- Agile
- System Design
- Accessibility standards
- Performance optimization
- Technical mentorship
Timeline
Senior Software Engineer
JP Morgan Chase
12.2023 - Current
Software Development Engineer - Consumer Banking
NatWest Group
06.2022 - 12.2023
Software Engineer 1 - Frontend Development
Tata Consultancy Services (TCS)
09.2018 - 06.2022
Bachelor of Technology (B.Tech) - Information Technology
MCKV Institute of Engineering