w
webdes1gner

MuhammadHamza

@webdes1gner
4,8(3)

Senior Ruby on Rails developer for payments, APIs and SaaS

Pakistan
Inglese, Urdu
Alcune informazioni sono riportate in lingua inglese.
Chi sono
Senior Ruby on Rails engineer with eight years in production Rails. I build systems that handle money and keep working when the internet doesn't: payment integrations (Stripe with 3D Secure, PayPal, Amazon Pay, Apple Pay, Google Pay), multi-tenant SaaS and API-only backends on PostgreSQL or MySQL. I'm the founder and sole engineer of Hajza, a booking and point-of-sale platform live with paying venues in Pakistan and the UAE, and a Senior Backend Engineer on restaurant reservation software. Every change ships with tests. Message me before ordering and I'll confirm scope, price and delivery.... Continua a leggere

Competenze

w
webdes1gner
MuhammadHamza
offline • 

Consulta i miei servizi

API e integrazioni
I will do stripe integration, stripe connect, subscriptions and webhooks
A partire da80 USD / progettoMaggiori dettagli
API e integrazioni
I will build a rails backend, rest API or graphql API for your web or mobile app
A partire da100 USD / progettoMaggiori dettagli

Portfolio

Esperienza lavorativa

UMAI_Restaurant Software

Senior Backend Engineer

UMAI Restaurant Software • Freelance

Jul 2024 - Present • 2 yrs 4 mos

Backend engineering on UMAI's restaurant reservation system: the reservation call feature, waitlists and queue management, and the APIs behind them. Also database query optimization, code review and mentoring junior developers. Fully remote.

K&W_Media Consulting

Senior Software Developer

K&W Media Consulting • Freelance

Oct 2022 - Feb 2025 • 2 yrs 4 mos

Remote contract role, engaged through D3velopers. Supported SaaS clients on a Rails and XSLT codebase: ongoing feature work, XML data processing, MySQL performance tuning, and payment gateway integrations with Stripe, Amazon Pay and PayPal.

Dubizzle_Labs

Senior Software Engineer

Dubizzle Labs • Full time

Jan 2022 - Sep 2022 • 8 mos

Team lead across several product teams: requirements and architecture with the product team, delivery across backend and frontend, and mentoring junior developers.

3 Recensioni
4,8

(2)
(1)
(0)
(0)
(0)
Valutazione dettagliata
  • Livello di comunicazione del venditore
    5
  • Consiglia a un amico
    4,7
  • Servizio conforme alla descrizione
    4,7
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