Summary
Overview
Work History
Education
Skills
Websites
Certification
Additional Highlights
Skills Snapshot
Timeline
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Sujata Sihag

Sujata Sihag

Lead frontend developer
Gurgaon

Summary

Results-driven Lead Front-End Developer with over 8 years of experience designing, developing, and deploying high-performance web applications. Specialized in React.js, TypeScript, and modern front-end ecosystems. Proven leadership in delivering scalable enterprise applications in investment banking, healthcare, and gaming. Skilled in micro-frontends, GraphQL APIs, cloud integrations, and agile methodologies.

Overview

11
11
years of professional experience
2
2
Certifications

Work History

Lead Front-End Developer

Persistent Systems
03.2025 - Current
  • Leading design and implementation of scalable React apps for enterprise clients.
  • Built performance-optimized front-end architecture using TypeScript, React, and GraphQL.
  • Integrated Apollo Client with federated GraphQL APIs; enhanced cross-team schema collaboration.
  • Mentored junior developers and enforced coding standards, accessibility, and performance best practices.
  • Actively collaborated with UX designers and DevOps teams for seamless CI/CD delivery.

Senior Associate - Frontend Developer

Publicis Sapient
12.2019 - 12.2024
  • Worked on Goldman Sachs platforms, building enterprise-grade React components and micro-frontends.
  • Implemented Apollo Federation to manage complex GraphQL schema composition.
  • Optimized front-end bundles using lazy loading, code splitting, and efficient state management.
  • Contributed to a reusable component library shared across multiple teams.
  • Participated in architecture reviews and cross-team front-end strategy.

Senior Software Developer

Nagarro Software Ltd.
10.2017 - 11.2019
  • Developed interactive casino games using React and Canvas; tightly integrated Redux-based game logic.
  • Ensured cross-browser compatibility, including niche markets (UC, QQ browsers).
  • Automated unit and functional tests using Jest and Selenium.

Software Engineer

MphRx Pvt. Ltd.
06.2014 - 10.2017
  • Developed a patient portal and appointment booking system using Angular and MongoDB.
  • Integrated CI/CD pipelines using Docker and Jenkins for rapid deployment.
  • Created Selenium-based automation frameworks to ensure test coverage.

Education

B.Tech - Electronics & Communication Engineering

YMCA University

Skills

  • Reactjs
  • TypeScript
  • JavaScript (ES6)
  • Redux
  • HTML5
  • CSS3
  • Tailwind CSS
  • Styled Components
  • GraphQL (Apollo Client & Federation)
  • REST APIs
  • React Query
  • Jest
  • React Testing Library
  • Cypress
  • Git
  • Docker
  • Jenkins
  • SonarQube
  • GitHub Actions
  • AWS (Lambda, S3, Amplify)
  • Agile/Scrum
  • JIRA
  • Confluence
  • Figma
  • Code Reviews
  • Mentorship
  • Documentation
  • CI/CD pipelines

Websites

Certification

React – The Complete Guide (Advanced), Udemy, 2024

Additional Highlights

  • Strong foundation in building design systems, component libraries, and responsive UIs.
  • Hands-on with accessibility (WCAG standards) and performance optimization (Lighthouse audits).
  • Excellent communicator and team player with agile/scrum delivery mindset.

Skills Snapshot

React.js, TypeScript, JavaScript (ES6+), Redux, HTML5, CSS3, Tailwind CSS, Styled Components, GraphQL (Apollo Client & Federation), REST APIs, React Query, Jest, React Testing Library, Cypress, Selenium, Git, Docker, Jenkins, SonarQube, GitHub Actions, AWS (Lambda, S3, Amplify), Netlify, Agile/Scrum, JIRA, Confluence, Figma, Zeplin, Code Reviews, Mentorship, Documentation, CI/CD pipelines

Timeline

Lead Front-End Developer

Persistent Systems
03.2025 - Current

Senior Associate - Frontend Developer

Publicis Sapient
12.2019 - 12.2024

Senior Software Developer

Nagarro Software Ltd.
10.2017 - 11.2019

Software Engineer

MphRx Pvt. Ltd.
06.2014 - 10.2017

B.Tech - Electronics & Communication Engineering

YMCA University

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Sujata SihagLead frontend developer