d
devmahmud

Mahmudul Alam

@devmahmud
5.0(110)

Level 2

JavaScript and Python full stack developer delivering quality web apps

Bangladesh
English, Bengali
About me
Senior full-stack web developer with 7+ years building production apps for founders, startups, and agencies worldwide. I ship MVPs, SaaS platforms, dashboards, and APIs end-to-end — backend, frontend, database, deployment, all of it. Fluent in Python (Django, DRF, FastAPI, Flask) and Node.js/TypeScript (Express, NestJS) on the backend, with React and Next.js on the frontend. Clean code. Honest scoping. 1-hour response time. No ghosting. If you have an idea or a stuck project, message me — I'll tell you exactly what it takes to ship it.... Read more

Skills

d
devmahmud
Mahmudul Alam
$15/hour
Offline • 
Average response time: 1 hour

See my services

Full Stack Web Applications
I will be your full stack web developer with python nodejs react and nextjs
5.0(109)
Custom Websites
I will build typescript react node full stack application

Want to work on an hourly basis?

Tell Mahmudul Alam what you need.

$15

/

hour

Portfolio

Work experience

Individual Contributor (IC)

Creative Crowdfunding Protocol • Full-time

Sep 2022 - Present3 yrs 8 mos

- Led full-stack development of a large-scale crowdfunding platform using React, Next.js, Express.js, and TypeScript, delivering robust, production-ready features end to end. - Architected and led the frontend application for Catarse, one of Brazil’s largest crowdfunding platforms, ensuring scalability, maintainability, and high performance. - Led the frontend team for Rakunew and PledgeX, powering a Japanese eCommerce ecosystem enabling sellers/creators to distribute products across multiple platforms. - Architected and delivered maintainable Next.js codebases for multiple clients, with a focus on clean architecture, reusability, and long-term extensibility. - Implemented US payment methods, crypto on-ramp/off-ramp flows using Stripe and Bridge, and integrated Persona + Bridge KYC for regulatory compliance. - Built and integrated Web3 wallet connections, smart contract interfaces, and secure blockchain transaction workflows across multiple networks. - Designed reusable frontend and backend modules that improved contributor developer experience (DX) and reduced new feature development time by ~30%. - Optimized backend API performance and caching layers, significantly reducing server load and improving response times. - Collaborated closely with design, backend, and product teams to deliver high-quality, end-to-end features across multiple product lines. - Developed custom Shopify apps and integrated Shopify Liquid templates to implement a seamless pre-order with crypto flow for Karma Automotives.

110 Reviews
5.0

(108)
(2)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
1-5 out of 110 Reviews
Sort By
Most relevant
    W

    wynter_rave

    Repeat Client

    US

    United States

    5

    Mahmudul delivered excellent custom work with added features like barcode scanning and weekly email reports. He handled everything smoothly without any hassle. The final app matched the agreed scope perfectly. Professional, responsive, and very reliable throughout.

    Up to $50

    Price

    3 days

    Duration

    gig

    Full Stack Web Applications

    Worksample image
    Helpful?
    Yes
    No
    C
    image-docs

    cool4trade

    Repeat Client

    US

    United States

    5

    Seller is great to work with. He is a true professional and a team player who understands the complexities of a project and how to solve them. We will have more work for him

    $100-$200

    Price

    13 days

    Duration

    Helpful?
    Yes
    No
    W

    wynter_rave

    Repeat Client

    US

    United States

    5

    Mahmudul takes projects to the next level, he was attentive to any change and he was able to make it happen on time. very easy to work with, professional, and takes time to communicate back with me on issues. Awesome job as always thanks so much again!

    Up to $50

    Price

    2 days

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No
    K

    kelly_frias

    Repeat Client

    US

    United States

    5

    He handled the custom inventory app with strong professionalism. He quickly understood the requirements and delivered ahead of schedule. Communication remained smooth and straightforward throughout the process. I’m very satisfied with the overall quality of his work.

    Up to $50

    Price

    4 days

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No
    C
    image-docs

    cool4trade

    Repeat Client

    US

    United States

    5

    Great working with the seller. He is a true professional and an excellent developer. Happy to recommend to anyone.

    $50-$100

    Price

    8 days

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No