React Native Performance Specialist

Posted 2 weeks ago

Only freelancers located in the U.S. may apply.U.S. located freelancers only

Summary

Seeking a senior React Native engineer to improve performance of our eCommerce application containing 20,000+ machine parts. Current issues include: - Slow product list rendering - Search delays - Lag during scrolling - Occasional screen freezes - High memory consumption - Long initial app load times Tasks: - Analyze performance bottlenecks - Optimize FlatList and pagination - Improve API data handling - Optimize Redux state management - Reduce unnecessary component re-renders - Improve image loading performance This is a performance-focused project rather than new feature development. Required Experience: - React Native - TypeScript - React Profiler - Flipper - Redux Toolkit - Mobile app optimization

Less than 30 hrs/week
Hourly
< 1 month
Duration
Expert
Experience Level
$30.00
-
$70.00
Hourly
Remote Job
One-time project
Project Type

Skills and Expertise

Mandatory skills

React Native

iOS

Android

Activity on this job

Proposals:20 to 50
Interviewing:
0
Invites sent:
0
Unanswered invites:
0

About the client

Member since Jun 23, 2026

United States
1:57 PM

Explore similar jobs on Upwork

[$250] Frontend Uses Wrong Country Field to Determine Proof of Ad…Fixed-price‐ Posted 2 months ago

[$250] iOS - Report - Expense report loads infinitely after delet…Fixed-price‐ Posted 2 months ago

How it works

Create your free profile
Highlight your skills and experience, show your portfolio, and set your ideal pay rate.
Work the way you want
Apply for jobs, create easy-to-by projects, or access exclusive opportunities that come to you.
Get paid securely
From contract to payment, we help you work safely and get paid securely.