Sfoglia categorie
Esplora
Fiverr Pro
Italiano
$
USD
Khizar hayat
@khizar477
Level 2
MERN and AI Developer
Pakistan
Inglese, Urdu, Hindi
Chi sono
Hi, I'm Khizar, a Full-Stack Developer having 5+ years of experience specializing in MERN, Next.js, SaaS, and AI-powered applications. I build scalable web apps, business platforms, admin dashboards, and AI solutions from frontend to backend. My expertise includes React.js, Next.js, Node.js, Express.js, MongoDB, PostgreSQL, OpenAI, LangChain, LangGraph, RAG, REST/GraphQL APIs, third-party integrations, Stripe payments, subscriptions, performance optimization, and debugging. Let's turn your idea into a reliable, production-ready application.
Competenze
Khizar hayat
15 USD/ora
offline •
Tempo di risposta medio: 1 ora
Consulta i miei servizi
Applicazioni web full stack
I will build a mern stack web app with react next js and node js
Integrazioni IA
I will build a custom ai chatbot using openai, claude or langchain
Vuoi lavorare su base oraria?
Spiega a Khizar hayat cosa ti serve.
15 USD
/
oraPortfolio
Esperienza lavorativa
Software Enginerr
Datics AI • Full time
Jun 2021 - Aug 2026 • 5 yrs 2 mos
Developed full-stack applications using React.js, Node.js, Express.js Next.js, FastAPI, PostgreSQL, and MongoDB. Built and integrated REST APIs, RBAC, 2FA, authentication, and third-party integrations. Worked on AI-powered applications using OpenAI, LangChain, and LangGraph. Handled production debugging, deployments, and infrastructure using Linux, Nginx, PM2, and VPS/cloud platforms. Collaborated on multiple SaaS products and delivered features from development to production. Progressed from backend-focused development to full-stack and AI application development.
25 Recensioni
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Valutazione dettagliata
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- Qualità della consegna
- Valore della consegna
1-5 di 25 recensioni
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Più rilevante
namazkhan
Corea del Sud
Collaborazione in corso
He created for me Tracks API for my WordPress website. Exceptional work. I am very satisfied and recommend his services to everyone. (It was not AI related work, so nobody is confused)
Risposta del venditore
Utile?
namazkhan
Corea del Sud
Collaborazione in corso
We had to do some revisions but, I am satisfied with the final result.
Utile?
namazkhan
Corea del Sud
Collaborazione in corso
Utile?
avelinoccus
Stati Uniti
Collaborazione in corso
Utile?
avelinoccus
Stati Uniti
Collaborazione in corso
Professional, responsive, and easy to work with. The core Milestone 2 functionality was delivered successfully, and issues were addressed promptly. Recommended.
Utile?
