Optimize React/Next.js Application Performance

$30-250 USD

Completed

Posted 29 days ago

$30-250 USD

Paid on delivery

Title: React / [login to view URL] Website Performance Optimization Expert Project Overview: We are looking for an experienced developer to improve the performance, speed, and overall user experience of our existing React / [login to view URL] web application. The website is already live but suffers from slow load times, poor Lighthouse scores, and suboptimal Core Web Vitals. Key Responsibilities: Analyze current performance bottlenecks (frontend & backend) Optimize [login to view URL] rendering (SSR, SSG, ISR where applicable) Improve Core Web Vitals (LCP, CLS, INP) Reduce bundle size and eliminate unused JavaScript Optimize images, fonts, and assets Implement lazy loading and code splitting Improve API response times and caching strategies Ensure SEO performance improvements Optimize mobile performance Technical Requirements: Strong experience with React and [login to view URL] Deep understanding of performance optimization techniques Experience with Lighthouse, Web Vitals, Chrome DevTools Knowledge of caching strategies (CDN, edge, server-side) Familiarity with Vercel or similar hosting platforms Experience with Tailwind or modern CSS frameworks is a plus Deliverables: Performance audit report Optimized codebase Improved Lighthouse score (target: 90+) Documentation of changes made

Project ID: 40320882

About the project

78 proposals

Remote project

Active 29 days ago

Looking to make some money?

Email address

Benefits of bidding on Freelancer

Set your budget and timeframe

Get paid for your work

Outline your proposal

It's free to sign up and bid on jobs

Awarded to:

@gazmirs

Hi, Thanks for your invitation. I am happy to help you again. Could you please let me know your project in more details? Best Regards, Gazmir

$50 USD in 1 day

5.0

(5 reviews)

2.4

78 freelancers are bidding on average $159 USD for this job

@koolvishruth

Hello, I will optimise.I have prior 7 years experience in React,NextJS.I am Software Developer worked with more than 117+ clients here. Let’s connect

$100 USD in 2 days

5.0

(27 reviews)

5.3

@eaglegraphics247

I hope you're doing well! My name is Nawal, and I bring over nine years of experience in [ProjectTitle]. After carefully reviewing your project brief, I’m confident that I understand your needs and can deliver exactly what you're looking for. Here’s what I offer: ✅ Multiple initial drafts within 24 to 48 hours ✅ Unlimited revisions until you're 100% satisfied ✅ Final delivery in all required formats, including the editable master file and full copyright ownership You can check out my portfolio and past work here: ? Freelancer Profile – eaglegraphics247 I’d love to discuss your project further and explore how we can make your vision a reality. Let me know a convenient time for a quick chat! Looking forward to working together. Best regards, Nawal

$70 USD in 1 day