@hemasaikalathur
React Native Developer at OpsTree Global who streamlined DealShare’s BNPL checkout and built cross-platform mobile apps.
IndiaAt OpsTree Global, I worked on DealShare’s Buy Now Pay Later payment system and billing overhaul, streamlining a three-step payment journey. I also integrated CleverTap, MS Clarity, and GrowthBook for session replay and A/B testing.
At TechEnhance Pvt. Ltd, I engineered a standalone banking SDK for three partner applications. I’ve also contributed to mobile apps using Firebase Firestore and Google OAuth, and published DotAnimation, a reusable React Native package with TypeScript support.
Work history, roles, and key accomplishments
OpsTree Global
Feb 2025 - Jun 2026 (1 year 4 months)
Designed a Buy Now Pay Later payment system and billing overhaul, reducing checkout drop-offs. Led 16KB Page Support migration and integrated CleverTap, MS Clarity, and GrowthBook for analytics and A/B testing.
TechEnhance Pvt. Ltd
Jul 2024 - Nov 2024 (4 months)
Engineered a standalone SDK to embed a banking application in partner apps, streamlining onboarding. Built journey-resumption logic and reusable components, reducing feature build time by 30%.
Lobb Engineering
Feb 2024 - Mar 2024 (1 month)
Delivered UI components adhering to Atomic Design principles, accelerating feature development velocity for the product team.
Tudo Technologies Pvt Ltd
Sep 2022 - Jan 2024 (1 year 4 months)
Led end-to-end mobile app development, reducing production bugs by 40% and serving over 50K active users. Implemented real-time data sync with Firebase Firestore and Google OAuth.
Uvaan Infotech Pvt Ltd
Jul 2021 - Sep 2022 (1 year 2 months)
Improved test coverage by 30% through TDD using Jest. Applied Redux and Redux-Saga for data synchronization and built ReactJS interfaces for a financial web application.
Degrees, certifications, and relevant coursework
B.Tech, Mechanical Engineering
2016 - 2020
Grade: 74.3%
Completed B.Tech in Mechanical Engineering from PBR VITS, Nellore, Andhra Pradesh, with a GPA of 74.3%.
Software and tools used professionally
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