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Kareem R.

Kareem R.

Expert Full-Stack Next.js Developer | React |TypeScript | React Native

Have you considered how much a well-designed, mobile-optimized website or app can boost your business performance? In today’s mobile-first world, users expect speed, responsiveness, and seamless experiences on any device. That’s where I come in. 👋 I’m Kareem a results-driven full-stack and mobile app developer with 4 years of experience building fast, scalable, and responsive solutions using Next.js, React, React Native, TypeScript, TailwindCSS, PostgreSQL, and Supabase. With over 20 successful frontend and mobile projects, I help startups, SaaS founders, and growing businesses bring their ideas to life across both web and mobile platforms. 🚀 What I Can Help You Build: ✅ Pixel-perfect, responsive web interfaces (Next.js + Tailwind) ✅ Cross-platform mobile apps (React Native) Android & iOS ✅ Full-stack apps (auth, dashboard, data, API integrations) ✅ High-converting landing pages ✅ Speed & performance optimization ✅ Cross-browser and mobile compatibility ✅ Basic SEO setup and page structure ✅ Ongoing bug fixes, maintenance & support 🧠 My Tech Stack: Frontend & Mobile: React, Next.js, React Native, TypeScript, TailwindCSS, HTML, CSS, Bootstrap Backend & DB: Supabase, PostgreSQL Other Tools: Figma to Code, Git, Firebase, WordPress, SEO tools Whether you're launching a mobile-first product, need a landing page that performs, or want a complete app that works beautifully on both web and mobile, I’ve got you covered. 📩 Let’s chat. I’m here to bring your vision to life and deliver results that scale across every screen. Send me a message or invite me to your job; I’m ready to start today!

🇳🇬Lagos, Nigeria$15/hr100% JSS5.00 (1)Since Jun 2022

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#333,648 / 412k
🇳🇬Country#9,718 / 13.8k
Revenue, last 30 days
$0
Total earnings
$2k
World#333,648 / 412k
🇳🇬Country#9,718 / 13.8k
Per project
$2k
Projects, last 6 months
0
World#209,850 / 412k
🇳🇬Country#8,972 / 13.8k
Projects in all
1
100% fixed0% hourly
World#360,671 / 412k
🇳🇬Country#12,872 / 13.8k

Earnings, last 30 days

$2kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,980$2,000$2,020Oct 8Oct 23Nov 7

Skills