---
title: "Sagar Tanwar - SDE III in Delhi | Tal"
description: "Meet Sagar Tanwar, Lead Software Engineer @ Tata 1mg | 🤩 JavaScript Enthusiast | ❤️ ReactJS based in Delhi."
image: "https://tal.club/meet/sagar-9/share-image"
---

# Sagar Tanwar on Tal

## Headline

Lead Software Engineer @ Tata 1mg \| 🤩 JavaScript Enthusiast \| ❤️ ReactJS

## About

Hi, I'm Sagar Tanwar\. I am a motivated full\-stack developer and worked with several JavaScript frameworks, however, ReactJS is my go\-to library\. I'm passionate about design systems, blockchain, and everything JavaScript\.

## Location

Delhi

## Work experience

SDE III at Tata 1mg, Apr 2025 \- Present · 1 yr 3 mos

SDE II at Tata 1mg, Oct 2022 \- Mar 2025 · 2 yrs 6 mos, Payment Flow Migration & UPI Intent: Led complete migration of mWeb/dWeb payment flows; integrated UPI Intent → achieved 57% adoption within 2 weeks, improved UX, and reduced MDR costs\. Dopamine 2\.0: Owned rollout of the Dopamine 2\.0 design system, revamping major pages — including Home, Pharmacy, PDP, and SRP pages; delivered org\-wide tech talk to drive adoption\. INP Optimization: Proactively optimized INP ahead of Google’s rollout, reducing key interaction delays on Drug & OTC pages from 886 ms → 396 ms; authored an internal performance playbook\. Accessibility: Took ownership of accessibility fixes, delivering scalable, standards\-aligned improvements that enhanced usability for screen\-reader and keyboard\-only users and strengthened platform inclusivity\. Early Leadership: Mentored peers, reviewed PRs, and led best practice adoption within the frontend team\.

Software Engineer at Essence Software Solutions Pvt\. Ltd\., Jul 2021 \- Sep 2022 · 1 yr 3 mos, Gurugram, Haryana, India, Developed and optimized SPAs, collaborated with backend teams, and delivered UI features with strong UX focus\.

Full\-stack Developer at AMS SOFTECH, Oct 2019 \- Jun 2021 · 1 yr 9 mos, Delhi, India, Built REST APIs and responsive layouts, laying strong foundations in scalable frontend development\.

Frontend Developer at Freelance, Jun 2017 \- Oct 2019 · 2 yrs 5 mos, Remote, Built web applications and UI components for clients, delivering responsive layouts and custom features\.

## Education

Bachelor of Technology \- BTech, Information Technology, Inderprastha Engineering College

[View the original profile](https://tal.club/meet/sagar-9)

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