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Muhammad Zeeshan RanaMZ

Muhammad Zeeshan Rana

MERN & GenAI Full Stack Developer

€240/day
Berlin, DE
3-7 years

Average response time: 1 hour

About Muhammad Zeeshan

Are you building a production SaaS, a real-time system, or an AI-powered product—and need a developer who ships reliable, secure systems?

I’m a Full Stack Developer (4+ years) specializing in MERN + Generative AI integrations and real-time architectures. I build scalable backends, clean React frontends, and AI orchestration that turns models into production features (voice, chat, email automation).

What I deliver:
• End-to-end MERN applications (React / Next.js + Node.js)
• OpenAI / LLM integrations and conversational voice agents (Twilio, Vapi.ai)
• Real-time systems: WebSockets, streaming, low-latency voice/chat
• Secure fintech & SaaS architecture (JWT, RBAC, Stripe, Redis)

Recent outcomes:
• Built an AI customer support system that cut human workload by ~40% while keeping sub-1s voice latency.
• Delivered a real-time fintech dashboard that halved fraud response time.
• Scaled a multi-vendor marketplace serving 10k+ active users with 99.9% uptime.

How I work: clear milestones, frequent demos, concise reporting, production-grade code and documentation.

If you want a developer who understands product goals and technical constraints (not just code), tell me: what would success look like in 30 days for your project?
  • Urdu

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • NESL LLC
    Senior Full Stack Developer
    TECH
    August 2024 - Today (1 year and 10 months)
    Islamabad, Pakistan
    • Architected AI-powered support platform (OpenAI, Twilio, Vapi.ai) and optimized Node.js services for concurrent AI sessions.
    • Reduced manual support by ~40%, implemented low-latency voice agents.
    • Tech: MERN, OpenAI API, Twilio, Python, Docker.
    MERN OpenAIAPI Twilio Python Docker
  • Emumba
    Full Stack Developer
    LUXURY GOODS
    February 2023 - February 2024 (1 year)
    Islamabad, Pakistan
    • Built fintech analytics dashboard with WebSocket streaming, D3 visualizations, JWT + RBAC security.
    • Tech: React, Node.js, MongoDB, WebSockets.
    React.js Node.js MongoDB Websocket OpenAI
  • SAS Technologies
    Software Engineer
    E-COMMERCE
    February 2021 - February 2023 (2 years)
    Islamabad, Pakistan
    • Built multi-vendor e-commerce platform, real-time inventory sync (Redis), WebRTC telemedicine.
    • Tech: MERN, Redux, WebRTC, Stripe API, Redis
    MERN redux WebRTC Stripe Redis

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Education

  • Bachelor's Of Science In Software Engineering
    Foundation University Islamabad
    2019

Skill set

Categories