You will get Bug Fixes in React Next.js Node.js DevOps Server and Database
Rising Talent
Project details
Your app or website has a bug and it is costing you users, sales, or time. I fix it fast.
I debug and fix bugs in React, Next.js, Node.js, Express, MongoDB, PostgreSQL, Nginx, and AWS, VPS servers. Frontend errors, backend crashes, API failures, database issues, server misconfigurations, DevOps problems I handle all of it.
Most bugs fixed in 3 hours. Complex issues within 1 day. Video proof sent after every fix so you can see exactly what was wrong and how I fixed it.
I have fixed bugs in live production apps, admin panels, ecommerce stores, booking platforms, and SaaS dashboards for clients across the US, UK, Canada, and Australia.
How it works you share your code via GitHub or ZIP file, describe the bug, and I get to work immediately. For server issues I access via credentials or AnyDesk remotely.
No guessing. No back and forth. Just a fast clean fix with proof.
Share your bug now I will reply within 5 minutes.
I debug and fix bugs in React, Next.js, Node.js, Express, MongoDB, PostgreSQL, Nginx, and AWS, VPS servers. Frontend errors, backend crashes, API failures, database issues, server misconfigurations, DevOps problems I handle all of it.
Most bugs fixed in 3 hours. Complex issues within 1 day. Video proof sent after every fix so you can see exactly what was wrong and how I fixed it.
I have fixed bugs in live production apps, admin panels, ecommerce stores, booking platforms, and SaaS dashboards for clients across the US, UK, Canada, and Australia.
How it works you share your code via GitHub or ZIP file, describe the bug, and I get to work immediately. For server issues I access via credentials or AnyDesk remotely.
No guessing. No back and forth. Just a fast clean fix with proof.
Share your bug now I will reply within 5 minutes.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$49
|
Standard
$109
|
Advanced
$149
|
|---|---|---|---|
| Delivery Time | 1 day | 1 day | 1 day |
Number of Revisions | 1 | 2 | 3 |
Bug Investigation | |||
Fix Documentation | |||
Detailed Code Comments | - | - |
Optional add-ons
You can add these on the next page.
Detailed Code Comments
(+ 1 Day)
+$10Frequently asked questions
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JB
Jeff B.
Jul 11, 2026
Full AI Expert Developer | Crafting Intelligent Apps, Custom Features & Reliable Bug/Error Fixes
Hafiz found problems in my code before he even started the work. He explained every issue clearly, told me what needed to be fixed, and earned my trust right away.
Working with Hafiz was a great experience. He really took the time to understand my project before writing any code. He didn't just do the job I could tell he wanted the project to be done the right way.
His communication was excellent. He replied fast, kept me updated, and answered all my questions. The work was clean, well organized, and finished on time.
If you need someone who understands your project, finds hidden problems, fixes bugs, and delivers quality work, I highly recommend Hafiz. I will definitely work with him again.
Working with Hafiz was a great experience. He really took the time to understand my project before writing any code. He didn't just do the job I could tell he wanted the project to be done the right way.
His communication was excellent. He replied fast, kept me updated, and answered all my questions. The work was clean, well organized, and finished on time.
If you need someone who understands your project, finds hidden problems, fixes bugs, and delivers quality work, I highly recommend Hafiz. I will definitely work with him again.
MA
Muhammad A.
May 1, 2026
React Developer Needed for Real Estate Website
Hafiz is a great person. He first understood my business, then he understood my problems and what I overall needed. After that, he built exactly what I wanted in fact, when I saw the output, the website he built was way better than what I had imagined, and that too fully dynamic. I am very happy. Hafiz does great work and delivers fast. The best thing is, he replies quickly and works with consistency. I would say, without thinking twice, if you want a great output for your business, hire him quickly and you will be happy too.
About Hafiz
AI Mobile & Web Developer | React Native | Blockchain | Next.js
100%
Job Success
Lahore, Pakistan - 9:57 am local time
Mine do.
6+ years. 32 live products. Clients across the US, UK, Canada, Australia, Singapore, and UAE. Mobile
apps, web platforms, AI systems, and blockchain products all built, tested, and live in production.
Want to see the work? Search fiznex everything is there.
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PRODUCTS I HAVE SHIPPED
GetDropGo — On-demand delivery platform with customer app, driver app, web platform, and admin panel. Live in the US.
StayCasa — Property rental platform with short and long-term listings, booking integrations, and full property management admin panel. Live in the UK.
Spoused — Marriage-focused dating app with iOS and Android apps, website, and admin panel. Live in Singapore.
AfroHoney — Dating and relationship app with matching, chat, subscriptions, and complete admin panel. Live on both stores.
MaybeArt — Solana NFT marketplace for digital art, physical art with escrow, and music NFTs with royalty shares. Live today.
POW Tech — Decentralized GPU platform for AI agents with NFT staking and on-chain Solana rewards. Live today.
Several more projects completed under NDA for clients across the US, UK, Canada, Australia, and Middle East.
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AI FEATURES I BUILD
→ OpenAI and ChatGPT integration
→ Open source LLMs — Llama, Mistral, Ollama
→ AI agents and multi-agent workflows
→ LangChain and LlamaIndex pipelines
→ RAG systems — chat with your documents
→ AI automation bots for business workflows
→ Custom AI chatbots for support and sales
→ Voice AI — speech to text and text to speech
→ AI powered search and recommendations
→ Hugging Face model integration
→ Groq and Together AI fast inference
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BLOCKCHAIN AND NFT I BUILD
→ NFT Marketplaces — buy, sell, list, and auction
→ Minting Platforms — whitelist, presale, and IPFS
→ Smart Contracts — Solidity and Rust on Anchor
→ Token Development — ERC20, SPL, staking, governance
→ Web3 dApps and wallet integrations
→ DeFi platforms and staking systems
→ Solana, Ethereum, Polygon, and BSC
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WHAT I BUILD
→ Mobile Apps — iOS and Android (React Native, Flutter)
→ Web Platforms and Business Websites (Next.js)
→ Admin Panels and CRM Systems
→ Property Management Systems
→ Delivery and Marketplace Platforms
→ Dating and Social Apps
→ Event and Ticketing Platforms
→ SaaS Dashboards and Tools
→ Booking and Appointment Systems
→ Ecommerce Platforms
→ Healthcare and Clinic Platforms
→ Vehicle Rental and Automotive Apps
→ Cybersecurity and AI Assessment Tools
→ Any Custom Idea — from MVP to full product
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HOW I WORK
You share your idea → I send a clear plan with timeline and budget → I build with weekly updates → I test on real devices → I submit to stores → I support you after launch.
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WHAT YOU GET
→ App live on App Store and Play Store
→ Web platform and admin panel if needed
→ Blockchain integration if required
→ Backend and database fully set up
→ Complete source code — you own everything
→ 14 days free support after launch
→ Clear communication throughout the project
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READY TO START?
Send me your idea. I will reply with honest feedback and a simple plan. No pressure at all.
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AI Automation | LLM | Ollama | Llama | Mistral | LangChain | LlamaIndex | RAG | AI Agent | AI Bot | Hugging Face | Groq | OpenAI | Multi Agent | AI Workflow | Vector Database | Pinecone | ChromaDB | Solana | Ethereum | Polygon | BSC | Smart Contract | NFT | Web3 | DeFi | dApp | Token | Solidity | Rust | Anchor | Wallet Integration | NFT Marketplace | Minting | IPFS | React Native | Flutter | Next.js | Node.js | NestJS | MongoDB | PostgreSQL | Firebase | Supabase | Stripe | iOS | Android | Web App | Admin Panel | CRM | SaaS | Delivery App | Dating App | Marketplace | Booking App | Ecommerce | Startup MVP | TypeScript | REST API | Push Notifications | Expo | Redux | AWS | Vercel | Payment Integration | Social App | App Launch | Video Call | Chat App | User Authentication | Driver App | Admin Dashboard | Fintech App | Food Delivery | Hotel Booking | Chatbot | Automation | B2B App | B2C App | White Label App | Full Stack | Backend Development | Frontend Development | Cloud Deployment | Docker | VPS | Nginx | Healthcare App | Vehicle Rental | Property Management | Cybersecurity
Steps for completing your project
After purchasing the project, send requirements so Hafiz can start the project.
Delivery time starts when Hafiz receives requirements from you.
Hafiz works on your project following the steps below.
Revisions may occur after the delivery date.
Bug Report Review
I review your bug description, code, and error logs immediately
Root Cause Analysis
I find the exact root cause of the bug in your codebase