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Verified client feedback from Upwork on Next.js, Web3, SEO, and frontend projects.

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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.

Frontend Developer (Next.js) – Blockchain & Multichain Integration

Web3 / Blockchain
Verified on Upwork
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!

Next.js SEO & Internationalization (i18n)

Next.js / SEO
Verified on Upwork
It was a pleasure working with Khalil! He's super responsive, easy to communicate with, and really knows his frontend development. The final product was spot-on. I'm looking forward to future collaborations.

Frontend Developer – React, Next.js & Tailwind CSS

Frontend Development
Verified on Upwork
Khalil played a key role in successfully migrating our application from the legacy Page Router to the modern App Router in Next.js 13+. He demonstrated a deep understanding of the framework's latest features, including layouts and server components, and ensured a smooth transition while maintaining code quality and structure. Khalil was a highly professional and skilled developer who delivered quality work on time and with great attention to detail. His technical competence, clear communication, and ability to adapt to project needs made the collaboration smooth and productive. I appreciate his commitment to excellence and would not hesitate to work with him again on future projects.

Next.js Developer – Page Router to App Router Migration

Next.js Migration
Verified on Upwork
Very professional! Solved the Next.js bug efficiently. Great experience overall.

Next.js Application Bug Fix Consultant

Next.js Consulting
Verified on Upwork