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SK

Sunil Kumar

Open to work8 years experience

Senior Frontend Engineer

Noida, Uttar PradeshTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Senior Frontend Engineer specializing in ReactJS development.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

23 skills
reactjsreact hooksreduxredux toolkitjavascript (es6+)typescripthtml5css3restgraphqlcomponent-driven developmentstate managementperformance optimizationchart.jsfirebase firestoregitvs coderest apisjsonresponsive designagile developmentdebuggingscalable ui design

Work Experience

Senior Software Engineer

Tech Mahindra

May 2024 - Jul 2025 Noida / Delhi
  • Rebuilt the Employee Attendance System UI by converting the application into reusable React components, improved for internal teams.
  • Implemented React performance optimization techniques such as component memoization, state management, and lazy loading.
  • Optimized UI rendering by minimizing unnecessary re-renders, leading to a smoother user experience.
  • Replaced Class based components with Function based components.

Senior Software Engineer

Tech Mahindra

Sep 2021 - Dec 2023 Noida / Delhi
  • Developed LEO app frontend, an enterprise-level React application used by engineering teams for monitoring and analytics, improving visibility into system operations and supporting data- driven decisions.
  • Implemented data visualization dashboards using Chart.js for crash analytics and performance tracking.
  • Worked on Android system-level applications including Emergency SOS and Call Service modules.
  • Received 'Pat on the Back' award for significant contribution to Emergency SOS application.

Senior Software Engineer

MobileComm Professionals Inc.

Mar 2021 - Aug 2021 Gurugram
  • Developed MPULSENET ticket management portal using ReactJS.
  • Integrated real-time chat functionality using Firebase Firestore into Admin Panel based on Javascript.
  • Built chat system used across web and mobile apps
  • Implemented UI improvements and improved system responsiveness.

Senior Software Engineer

Inventia Technology Consultants

Sep 2019 - Oct 2020 Noida
  • Developed Complaint Management System using ReactJS for electricity distribution companies.
  • Delivered production apps used by field staff and customers.
  • Maintain Android applications for electricity, water, and gas billing platforms.
  • Integrated Razorpay payment gateway enabling secure digital payments.

Senior Software Engineer

MyQSoft Infotech Pvt. Ltd.

Sep 2016 - Sep 2019 Noida
  • Built Android applications for photo printing products including mugs, albums, and calendars.
  • Implemented image upload and payment gateway integration.
  • Maintained large production applications and delivered multiple feature releases.

Projects

Projects Not Populated

Personal applications, open-source work, and code repos will show here.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Team Leadership

Led and supported a team of 45 engineers at Samsung R&D for onboarding, issue resolution, and coordination.

Internal Award

Recognized with internal award for contributions to Samsung Emergency SOS project.

Pat on the Back Award

Received 'Pat on the Back' award for significant contribution to Emergency SOS application.

About Details

Professional Bio

Senior Frontend Engineer with 8+ years of software development experience including 5 years specializing in ReactJS development. Proven ability to design reusable components, optimize application performance, and deliver production-ready products in Agile environments.

Bachelor of Technology in Computer Science

Krishna Engineering College ( - 2013)

Languages: English, Hindi
Email: Locked