Tin Tran

Senior Android Engineer

Vietnam

Professional Summary

Senior Android Engineer with 9+ years building fast, reliable mobile products with Kotlin and Jetpack Compose. Strong record of owning features end to end, improving release speed, and partnering closely with product to solve customer problems across Android and cross-platform stacks. Brings deep Android architecture expertise, React Native experience, and a bias for fast iteration, clean code, and shipping high-quality mobile experiences in cross-functional, remote teams.

Experience

Toggl

Senior Engineer, Android & React Native

May 2021 — Jan 2026 · 4 yr 8 mos · Remote

–Improved CI/CD and release workflows, cutting Android release time by ~50%.
–Owned experimentation infrastructure and shipped 10 onboarding/activation A/B tests, improving activation/retention ~10%.
–Delivered Shared Time Entries end-to-end, partnering across product and engineering.
–Migrated authentication to shared platform (OAuth, refresh, revocation, social login) while reducing app-specific complexity.
–Contributed to Jetpack Compose Material 3 migration and performance optimizations for smoother low-end device scrolling.

LOCKED · 20 May 2026, 07:43

Grab

Software Engineer, Android

Aug 2019 — May 2021 · 1 yr 9 mos · Singapore

–Reduced service queries-per-second by 18% by eliminating redundant network calls, lowering server costs and improving feed load times.
–Modularized the GrabFood Home Feed into 7 components, improving maintainability and enabling faster builds and safer feature development.

LOCKED · 20 May 2026, 07:45

SkedGo

Senior Software Engineer, Android

Apr 2016 — Aug 2019 · 3 yr 4 mos · Remote

–Supported multiple customer-specific TripGo app variants from a shared Android codebase, increasing reuse and reducing duplicate development effort.
–Reduced battery-draining GPS sessions by 65% by tuning signal frequency, improving daily active user retention.
–Resolved ~80 issues across concurrency, database, UI, and Android platform layers, improving stability and reducing customer-facing issues.

LOCKED · 20 May 2026, 07:55

Skills

A/B TestingAndroid SDKCI/CDClean ArchitectureCoroutinesExpoFlowJavaJetpack ComposeKotlinMVVMOAuthReact NativeREST APIs

Education

International University - Vietnam National University Ho Chi Minh City

Bachelor of Computer Science · Computer Science

2016

LOCKED · 20 May 2026, 07:37

Patents & publications

No patents or publications added yet.

External links

https://www.linkedin.com/in/tranhuutin/

GitHub

https://github.com/thuutin

UniTalent Verified

This candidate's record is append-only and has not been edited since submission.

Record ID: UT-2026-688913