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Sonam Tamgadge

Open to work12 years experience

Senior Frontend Engineer

Nagpur, IndiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Senior Frontend Engineer with 10+ years in JavaScript, TypeScript, and React.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

44 skills
javascripttypescriptdartsqlpl/sqlreactreact nativeflutterhtml5css3scssresponsive designcomponent architectureweb sdk developmentbrowser apiscross-browser compatibilitysamsung tizenlg weboscode splittingtree-shakinglazy loadingbundle optimizationcore web vitalsjestreact testing libraryplaywrightunit testingintegration testingrest apiswebsocketsevent trackingnode.jsnode-fetchwebpackbabeleslintprettiergitci/cd pipelinesremote configfeature flagsencryptiontokenizationsiebel crm

Work Experience

Senior SDK Engineer

CleverTap

Jan 2022 - Present Remote, India
  • Owned full lifecycle development of a production Web SDK over 3+ years, running on 1,000+ client websites and processing millions of user events daily for analytics and engagement.
  • Reduced JavaScript bundle size by 30% via code splitting and tree-shaking, cutting Time-to-Interactive scores for all client sites.
  • Shipped Web Inbox and Popup modules that reached 60+ brand customers within 6 months, adding a new channel to the SDK product line.
  • Released Remote Config and Visual Builder tools so product managers could update UI copy and campaign rules without an engineering deploy.
  • Overhauled cookie storage and heap memory allocation, cutting campaign rendering failures by 40% and fixing cross-tab session state bugs.
  • Unified Web and Flutter SDKs under a shared data pipeline, giving 1,000+ customers consistent event tracking on both mobile and web with no breaking API changes.
  • Completed Smart TV SDK support for Samsung Tizen and LG WebOS in 2 months, onboarding 10+ clients to TV-platform analytics.
  • Migrated Node.js SDK from deprecated request to node-fetch, rewrote TypeScript type definitions, and cut third-party integration issues by 25% within one quarter.
  • Refactored a 4-year-old monolithic codebase into modular ES6 packages, added ESLint rule sets and PR checklists, cutting code review time by 50%.
  • Resolved 5+ P0 production incidents per quarter as the primary escalation engineer, consistently meeting a 4-hour SLA for enterprise clients.

React Developer

Xansr Technologies

Oct 2021 - Dec 2021 India
  • Built a React workflow and inventory portal adopted by 500+ users, replacing a paper inspection process and cutting data entry errors by 70%.
  • Shortened average inspection turnaround by 3 days through automated status tracking, deadline alerts, and role-based dashboards.

Application Developer (Freelance)

Self-Employed

Jan 2020 - Feb 2021 India
  • Launched a React Native live streaming app that handled 100+ concurrent viewers with under 2-second stream latency on 3G and 4G networks.
  • Delivered two Flutter apps for property management and staff monitoring across 10+ residential communities, reducing manual reporting effort by 50%.

Frontend Developer

Dhundhoo

Jan 2017 - Jan 2020 India
  • Developed a live GPS vehicle tracking UI with 5–10 second WebSocket polling for a fleet of 200+ vehicles, giving dispatchers sub-second map refreshes.
  • Structured a Redux state layer over REST APIs, keeping UI frame rate above 60fps during burst location updates.
  • Integrated Google Distance Matrix API and replaced straight-line estimates with route-aware ETAs, improving delivery prediction accuracy by 35%.
  • Profiled React component trees and eliminated redundant re-renders, dropping the average frame-drop rate from 12% to under 3% during peak load.
  • Extracted authentication, geofence alerting, and push-notification logic into reusable modules, cutting feature build time by 20% across follow-on projects.

Systems Engineer

Tata Consultancy Services (TCS)

Feb 2014 - Dec 2016 India
  • Administered Siebel CRM for 10,000+ enterprise users, sustaining 99.9% uptime via scheduled patch cycles and incident monitoring.
  • Rewrote slow PL/SQL batch-reporting queries, cutting average execution time by 60% and ending nightly job timeouts.

Projects

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Leaderboard Standings

Leaderboard Position Pending

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Assessment Highlights

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AI Collaboration Score

AI Collaboration Score Pending

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Role Compatibility Profile

Role Compatibility Analysis Pending

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Achievements

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About Details

Professional Bio

Senior Frontend Engineer with 10+ years in JavaScript, TypeScript, and React, shipping production SDKs on 1,000+ websites. Experienced in high-traffic Web SDK development, bundle optimization, and cross-platform architecture.

Bachelor of Engineering (B.E.) in Electronics

G.H. Raisoni College of Engineering ( - Present)

Languages: English, Hindi
Email: Locked