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Hammad Y.
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Hammad Y.

Senior Full-Stack & Mobile Dev | React Native, MERN, and AI Apps

Most mobile and web projects don't fail because of missing features; they fail because of the wrong architecture decisions made on day one. I've delivered 𝟒𝟎+ 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 across mobile, web, and AI-powered SaaS over 10+ years. That includes multi-agent AI systems, RAG pipelines, LLM-integrated products, and cross-platform mobile apps all shipped to real users, not just demos. 𝐂𝐋𝐈𝐄𝐍𝐓 𝐒𝐓𝐎𝐑𝐘 "Your work inspired me when it was most difficult for anyone to inspire me." A client, after a complex project delivery I'm a Top Rated Plus freelancer (top 3% on Upwork). Clients don't just come back for the code; they come back because I help them think clearly when the product gets complicated. 𝐖𝐇𝐀𝐓 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐂𝐎𝐌𝐄 𝐓𝐎 𝐌𝐄 𝐅𝐎𝐑 A cross-platform mobile app that works reliably on iOS & Android (React Native) A SaaS platform with AI agents, RAG pipelines, or LLM-powered features built into the core, not bolted on as an afterthought Multi-agent AI workflows that automate real business processes end-to-end Rescuing or extending an existing codebase that has become hard to maintain A technical partner who surfaces risks early, before they become expensive problems 𝐌𝐘 𝐀𝐏𝐏𝐑𝐎𝐀𝐂𝐇 𝐏𝐫𝐨𝐝𝐮𝐜𝐭-𝐟𝐢𝐫𝐬𝐭 𝐭𝐡𝐢𝐧𝐤𝐢𝐧𝐠 — I understand your users and flows before writing a single line of code 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧-𝐫𝐞𝐚𝐝𝐲 𝐀𝐈 — I build deployed systems, not experiments; every AI feature is designed to scale 𝐂𝐥𝐞𝐚𝐫 𝐬𝐲𝐬𝐭𝐞𝐦 𝐝𝐞𝐬𝐢𝐠𝐧 — features don't collapse under growth when the foundation is right 𝐏𝐫𝐞𝐝𝐢𝐜𝐭𝐚𝐛𝐥𝐞 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐲 — realistic timelines, transparent progress, no false promises 𝐃𝐢𝐫𝐞𝐜𝐭 𝐜𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧 — you always know what's happening and why 𝐂𝐎𝐑𝐄 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 / 𝐌𝐮𝐥𝐭𝐢-𝐀𝐠𝐞𝐧𝐭 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 RAG Pipelines LangChain / LlamaIndex OpenAI GPT-4o Claude API (Anthropic) MCP (Model Context Protocol) n8n / Workflow Automation AI SaaS / AI-powered MVP Prompt Engineering LLM Fine-Tuning 𝐌𝐨𝐛𝐢𝐥𝐞 React Native (iOS & Android) Performance optimization App Store & Play Store deployment 𝐖𝐞𝐛 & 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 React / Next.js Node.js / NestJS / Express REST & GraphQL APIs AWS / Firebase / Google Cloud 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 MongoDB PostgreSQL MySQL Firebase 𝐈𝐍𝐃𝐔𝐒𝐓𝐑𝐈𝐄𝐒 SaaS Fintech Healthcare E-commerce Logistics Real estate Food delivery Fitness Blockchain I work comfortably with distributed teams and EST-aligned schedules. If you want a developer who thinks like a product partner, someone who builds AI agents that actually work in production, not just proofs-of-concept, click 𝐈𝐧𝐯𝐢𝐭𝐞, share your idea, and let's see if we're a good fit.

🇵🇰Karachi, Pakistan$18/hr100% JSS5.00 (15)Since Nov 2017
GlobeUpwork

Earnings and projects

MRR
$3.1k

Last 6 months ÷ 6

World#12,339 / 412k
🇵🇰Country#1,331 / 52.9k
Revenue, last 30 days
$2.9k

Last 6 months: $18k

World#13,521 / 412k
🇵🇰Country#1,506 / 52.9k
Total earnings
$144k

Billed in all: $149k

World#24,893 / 412k
🇵🇰Country#1,860 / 52.9k
Per project
$5.8k

$6.1k in the last 6 months

World#29,987 / 412k
🇵🇰Country#1,633 / 52.9k
Projects, last 6 months
3
33% fixed67% hourly
World#66,481 / 412k
🇵🇰Country#13,400 / 52.9k
Projects in all
25

Across 30 contracts

50% fixed50% hourly
World#113,043 / 412k
🇵🇰Country#18,604 / 52.9k

Earnings, last 30 days

$149k+$2.9k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$146k$148k$150kOct 8Oct 23Nov 7

Skill rankings: Top 3% in Android App

Ranked by MRR among everyone on Upwork with the skill.

  1. #25Android App776 freelancers · 🇵🇰 #10Top 3%
  2. #45Native App Development833 freelancers · 🇵🇰 #10Top 5%
  3. #95AI Bot1,765 freelancers · 🇵🇰 #23Top 5%
  4. #122Prompt Engineering2,859 freelancers · 🇵🇰 #26Top 4%
  5. #123AI Mobile App Development1,401 freelancers · 🇵🇰 #41Top 9%
  6. #148Chatbot Development3,106 freelancers · 🇵🇰 #56Top 5%
  7. #179Mobile App3,535 freelancers · 🇵🇰 #25Top 5%
  8. #214Android4,975 freelancers · 🇵🇰 #32Top 4%