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real_coder20

Saad Ullah

@real_coder20
4,8(11)

Senior Full Stack Web and Mobile App Developer

Pakistan
Engels, Urdu, Russisch
Sommige informatie wordt in het Engels weergegeven.
Over mij
I am a Senior Full Stack Developer with 5.5+ years of professional experience building scalable web and mobile applications. I specialize in Ruby on Rails, React, and React Native, delivering high-performance, secure, and production-ready solutions. I have worked on real-world applications in FinTech, Fitness, Logistics, Healthcare, and eCommerce industries. I focus on writing clean, maintainable code and building systems that scale. Whether you need a new application, API development, performance optimization, or fixing an existing project. I can help. Let’s build something great together.... Lees meer

Skills

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real_coder20
Saad Ullah
offline • 

Bekijk mijn diensten

Platformonafhankelijke development
I will do android app and ios app mobile app development using react native cli expo
5,0(8)
VanafUS$ 120 / projectMeer informatie
Full stack webapplicaties
I will do any task or project of java html CSS servlet ajax javascrip jquery
5,0(1)
VanafUS$ 15 / projectMeer informatie

Portfolio

Werkervaring

Sr Software Engineer/Sr Full Stack Developer | MTBC CareCloud

Devsinc • Fulltime

May 2020 - Present • 6 yrs 1 mo

At Devsinc, I worked as a Software Engineer, contributing to full-stack web applications using Ruby on Rails and ReactJS. I developed and maintained scalable backend systems following MVC architecture and built RESTful APIs for frontend and third-party integrations. - I worked on a Shopify embedded app (Recurate) that automated product resale workflows and contributed to a Lead Management System to track sales pipelines, multi-stage processes, and commission structures. - I also implemented dynamic frontend features using ReactJS, JavaScript, and AJAX, optimized databases (PostgreSQL/MySQL), fixed bugs in legacy code, and collaborated with cross-functional teams in agile sprints. Tech Stack: Ruby on Rails, ReactJS, Shopify API, JavaScript, AJAX, PostgreSQL, MySQL, Git.

11 Reviews
4,8

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Specificering van de beoordeling
  • Communicatieniveau van de freelancer
    4,9
  • Aanbevelingswaardig
    4,8
  • Dienst zoals beschreven
    4,8
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