o
onbuyexpert

Muhammad Usman

@onbuyexpert
5.0(6)

Full Stack Developer, SaaS AI and Ecommerce Automation

Pakistan
About me
If you ship half-built apps and chase devs for updates, I fix that. I'm Muhammad Usman, a Full-Stack Developer with 5+ years building SaaS platforms, e-commerce automation tools, and AI-powered systems. Stack: Next.js, React, Node.js, TypeScript, PHP/Laravel, PostgreSQL, OpenAI and Claude API. Portfolio: SaaS project management app with Stripe billing and WebSockets, price monitor tracking 8,000+ products across eBay/OnBuy/Amazon, AI chatbot with 78% auto-resolution rate. Clean code. Clear delivery. Message me to get started today.... Read more

Skills

o
onbuyexpert
Muhammad Usman
Offline • 

See my services

Full Stack Web Applications
I will build your ai saas mvp with nextjs, stripe and supabase
From$150 / projectMore details
Scripting
I will build a price monitoring bot with instant alerts for your store
From$150 / projectMore details

Portfolio

Work experience

Self-Employed_/ Freelancer

E-commerce Automation Developer

Self-Employed / Freelancer • Self-employed

Jul 2022 - Present • 4 yrs 2 mos

Founded and scaled eBay and OnBuy dropshipping operations while simultaneously engineering the full-stack automation systems to power them. Built Python automation tools managing 8,000+ active product listings, covering real-time price monitoring, inventory synchronization, and order management across multiple marketplaces. Developed internal dashboards for profit margin tracking, sales KPI analysis, and automated reporting, reducing manual operations by 70% and enabling near-autonomous store management.

6 Reviews
5.0

(6)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Recommend to a friend
    5
  • Service as described
    5
1-5 out of 6 Reviews
Sort By
Most relevant
    P
    image-docs

    paragonmart

    GB

    United Kingdom

    Ongoing collaboration
    5

    excellent and very professional as usual.

    $200-$400

    Price

    12 days

    Duration

    Helpful?
    Yes
    No
    T

    tomkubala

    GB

    United Kingdom

    Ongoing collaboration
    5

    perfect as always

    $100-$200

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
    P
    image-docs

    paragonmart

    GB

    United Kingdom

    Ongoing collaboration
    5

    it was an excellent experience to work with the seller, he has extensive knowledge / skill / experience about Onbuy.

    $200-$400

    Price

    Helpful?
    Yes
    No
    P
    image-docs

    paragonmart

    GB

    United Kingdom

    Ongoing collaboration
    5

    Very professional, quick and have excellent knowledge about OnBuy.

    $200-$400

    Price

    Helpful?
    Yes
    No
    M
    image-docs

    musta123

    MA

    Morocco

    5

    Efficient and fast

    $50

    Price

    Helpful?
    Yes
    No