Harish Gadiya

Senior Frontend Engineer | React, TypeScript
Delhi, IN.

About

A seasoned Frontend Engineer with over 10 years of experience specializing in architecting and delivering scalable, high-performance web applications using React, TypeScript, and Node.js. Proven leader in UI modernization projects, developing robust component libraries, and optimizing performance by up to 60%. Adept at cross-functional collaboration with UI/UX, backend, and DevOps teams to build accessible, production-grade solutions that enhance user satisfaction and drive business value.

Work

Arctic Wolf (Blackberry Cylance)
|

Senior Systems Engineer

Bangalore, Karnataka, India

Summary

Leading frontend development and UI/UX initiatives to enhance platform stability, user experience, and feature delivery for critical security applications.

Highlights

Resolved over 30 critical production issues, significantly reducing error rates by 40% and improving overall user satisfaction.

Spearheaded the comprehensive UI rebranding initiative from Cylance to Aurora, successfully deploying across 20+ modules with zero downtime.

Collaborated effectively with Product Managers to strategize, plan, and execute the implementation of new features and critical updates.

Championed and enforced high standards for code quality, testability, and performance utilizing Jest and React Testing Library (RTL).

Mentored and guided junior engineers, fostering a culture of technical excellence and promoting best practices in code reviews.

Capgemini
|

Frontend Tech Lead

Gurgaon, Haryana, India

Summary

Led frontend technical initiatives, developing shared UI components and critical modules to accelerate development and ensure global accessibility standards.

Highlights

Architected and developed the Alloy design system library, leveraging React and Angular, which was adopted by 25 projects and reduced UI development effort by 35%.

Successfully delivered the E164 phone-validation module, critical for the product's global rollout across 12 international regions.

Collaborated closely with UX teams to achieve WCAG AAA accessibility compliance on a flagship portal, enhancing inclusivity for all users.

Publicis Sapient
|

Senior Associate Engineer L1

Gurgaon, Haryana, India

Summary

Drove significant improvements in web application performance, accessibility, and code quality while optimizing CI/CD pipelines.

Highlights

Optimized web application performance and loading times, resulting in a 20% faster homepage as validated by Google Lighthouse scores.

Elevated accessibility ratings from Level AA to Level AAA, ensuring broader usability and compliance with industry standards.

Increased unit test coverage to 90% utilizing Jest, which significantly reduced the incidence of production bugs.

Streamlined continuous integration and delivery (CI/CD) processes by deploying frontend builds efficiently via Jenkins.

Evalueserve
|

Senior Software Engineer

Gurgaon, Haryana, India

Summary

Spearheaded critical frontend modernization initiatives, transitioning legacy systems to React.js and improving mobile user experience.

Highlights

Led the successful migration of legacy systems from Backbone.js to React.js, significantly modernizing the frontend architecture.

Refactored a monolithic frontend codebase into reusable, modular React components, enhancing maintainability and development efficiency.

Pioneered the adoption of Redux across development teams, leading to a 40% improvement in application stability.

Implemented a mobile-first responsive design strategy, which boosted mobile traffic by 20% and improved user experience on mobile devices.

Developed intuitive drag-and-drop UI features, demonstrably enhancing user engagement and overall usability.

Knoldus Inc
|

Software Consultant

Noida, Uttar Pradesh, India

Summary

Contributed to diverse software projects, focusing on scalable React development, mobile-first design, and team mentorship.

Highlights

Developed and maintained scalable and performant React.js codebases for various client projects.

Applied mobile-first design strategies to successfully modernize legacy web applications.

Contributed to team growth by assisting in the onboarding and mentorship of new developers.

Education

Delhi University
Delhi, Delhi, India

Bachelor

Commerce

Languages

English

Skills

Frontend Technologies

React, TypeScript, JavaScript (ES6+), Redux, HTML5, CSS3, Tailwind, Styled Components.

Backend Technologies

Node.js, Express.js, Firebase, AWS Lambda.

Development Tools

Webpack, Babel, Git, Jira, Storybook.

Testing Frameworks

Jest, React Testing Library, Enzyme, Cypress.

DevOps & CI/CD

Jenkins, GitHub Actions.

Methodologies & Practices

Agile, Test-Driven Development (TDD), Responsive Design, Web Content Accessibility Guidelines (WCAG).

Interests

Tech Innovation
Open Source Contributions
UI/UX Design Systems

Projects

Little Tags - E-commerce Clothing Store

Summary

An online shopping store designed to help customers discover trending clothing, featuring advanced search and user engagement functionalities.

Bootstrap (v3.3) Contribution

Summary

A specific contribution to the Bootstrap v3.3 open-source framework, enhancing its functionality or stability.