You will get Next JS Bug Fixing | Front End Development | JavaScript | TypeScript
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Project details
Looking for a skilled Next JS developer to fix bugs and enhance your website's functionality? Look no further! I specialize in resolving issues and optimizing existing React JS codebases. Rest assured, your site will be fully functional and bug-free.
Here's what I offer as a Bug Fixing Expert for Next JS:
Identifying and fixing bugs in your Next JS codebase to ensure smooth performance.
Streamlining and optimizing existing code for improved efficiency.
Timely resolution of issues within your budget.
Services include:
Bug fixing for Next JS applications
Optimization of Next JS code
Enhancement of website functionality
Troubleshooting and resolving frontend issues
Collaborate with me to improve your website's performance and user experience!
Here's what I offer as a Bug Fixing Expert for Next JS:
Identifying and fixing bugs in your Next JS codebase to ensure smooth performance.
Streamlining and optimizing existing code for improved efficiency.
Timely resolution of issues within your budget.
Services include:
Bug fixing for Next JS applications
Optimization of Next JS code
Enhancement of website functionality
Troubleshooting and resolving frontend issues
Collaborate with me to improve your website's performance and user experience!
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Performance Optimization, Security, W3C Markup Validation ServiceWhat's included
| Service Tiers |
Starter
$100
|
Standard
$200
|
Advanced
$400
|
|---|---|---|---|
| Delivery Time | 3 days | 5 days | 14 days |
Number of Revisions | 1 | 3 | 5 |
Bug Investigation | |||
Fix Documentation | |||
Detailed Code Comments |
Frequently asked questions
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RT
Ron T.
Dec 15, 2025
React Frontend Developer Needed for Web Game Responsiveness Fix
AQ
Abdul Q.
Jul 19, 2025
Frontend Web Developer – Next.js, Supabase, Tailwind CSS
An excellent freelancer, reliable, skilled, and delivers top-quality work.
AK
Asadullah K.
Jul 8, 2025
Next.js Application Bug Fix Consultant
Very professional! Solved the Next.js bug efficiently. Great experience overall.
AA
Asmar A.
Jul 4, 2025
Frontend Developer (Next.js) – Blockchain & Multichain Integration
Khalil did an outstanding job integrating blockchain and multichain support into our Next.js frontend. His code was clean, efficient, and delivered on time. Highly skilled, proactive, and a pleasure to work with him.
AA
Ahsan A.
Jun 15, 2025
Next.js SEO & Internationalization (i18n)
Khalil did a fantastic job setting up i18n routing, localized SEO, and dynamic metadata for our Next.js project. Everything works perfectly, language switching is smooth, all the SEO tags update correctly, and they even optimized performance for different regions. Great communication, delivered on time, and the code is clean. Would definitely work with them again!
About Khalil
Senior Frontend Developer for DeFi Blockchain | Dashboards & Analytics
100%
Job Success
Islamabad, Pakistan - 7:41 am local time
✅ 5+ years professional experience
✅ Build Fintech, Blockchain & Web3 platforms
✅ Track record on the portfolio
Hi, I’m Khalil, a Senior Frontend Engineer specializing in Next.js, React, and TypeScript for Fintech, Blockchain, and Web3 platforms.
I help startups and product teams build fast, scalable web applications and data-heavy dashboards where financial data, blockchain integrations, and reliability matter.
What I Build
Fintech dashboards & admin panels
Web3 / Blockchain dashboards (DeFi, analytics, monitoring tools)
Data-heavy SaaS frontends
Internal tools & analytics systems
High-performance Next.js applications
Skills & Tech
Next.js • React • TypeScript
Tailwind CSS • Shadcn UI
Redux Toolkit • RTK Query
REST APIs • GraphQL • Subgraphs
Blockchain & Web3 data integrations
What You Can Expect
Clean, scalable frontend architecture
Fast and responsive dashboards
Reliable API & blockchain integrations
Clear communication and long-term collaboration
If you're building a Fintech product, Web3 platform, or analytics dashboard, I’d be happy to help.
Steps for completing your project
After purchasing the project, send requirements so Khalil can start the project.
Delivery time starts when Khalil receives requirements from you.
Khalil works on your project following the steps below.
Revisions may occur after the delivery date.
I'll be using Next JS along with Tailwind CSS for the project's design.