EXPLORE


5.3
5.3
96%
$50 USD / Hour
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United States (9:53 AM)
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Joined on October 17, 2025
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3 Recommendations
$50 USD / Hour
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I am a full-stack software engineer specializing in building scalable web and mobile applications, automation systems, AI-powered solutions, embedded systems, game applications, and eCommerce platforms. I help businesses turn ideas into reliable, production-ready digital products with a strong focus on performance, usability, scalability, and maintainability. My experience covers end-to-end development—from frontend interfaces to backend architecture, API design, database systems, cloud deployment, mobile applications, game development, and embedded hardware solutions. I also work extensively on automation workflows, AI integrations, IoT solutions, PCB-based product development, interactive applications, and low-code/no-code platforms to accelerate delivery and reduce operational overhead. Core Skills & Technologies: Frontend: React.js, Next.js, Tailwind CSS, Redux, Vue.js, Angular, React Native, Flutter, Swift, iOS Development Backend: Node.js, Express.js, NestJS, Python, Java, PHP, Laravel Mobile Development: iOS Apps, Swift, SwiftUI, UIKit, React Native, Flutter, Mobile App Architecture, App Store Deployment Game Development: Unity, C#, Game Programming, Game Design, Gameplay Systems, 2D/3D Game Development, Mobile Games, Physics Systems, Animation Systems, Game UI/UX, Asset Integration, Performance Optimization Shopify: Shopify Themes, Shopify Apps, Shopify Plus, Liquid AI & ML: Large Language Models (LLMs), Machine Learning, LangChain, AI Integrations, AI Agents, Computer Vision Embedded Systems & IoT: Embedded C/C++, Arduino, ESP32, ESP8266, Raspberry Pi, STM32, ARM Microcontrollers, FreeRTOS, UART, SPI, I2C, CAN Bus, MQTT, BLE, Wi-Fi, Sensor Integration, Firmware Development, Edge AI PCB Design & Electronics: PCB Design, Schematic Capture, KiCad, Altium Designer, Eagle CAD, Circuit Design, PCB Layout, Prototype Development, Hardware Bring-up, Component Selection, Electronics Debugging Blockchain: EVM, Solidity, Hardhat, Rust, Ethers.js, Web3.js Databases: PostgreSQL, MongoDB, Firebase, Redis APIs: REST, GraphQL No/Low-code: Webflow, [login to view URL], Framer DevOps & Tools: Docker, Git, CI/CD (GitHub Actions), AWS, Vercel
Verifications
On time
100%
On budget
97%
Accept rate
68%
Repeat hire rate
11%

Mobile — Rewards - Crypto

Crypto Dashboard Overview

Activity Tracking and SLA Dashboard

Activity Tracking and SLA Dashboard

Activity Tracking and SLA Dashboard

Online Food Ordering Restaurant Webs

React Performance & integration

WIX Website

Mobile — Rewards - Crypto

Crypto Dashboard Overview

Activity Tracking and SLA Dashboard

Activity Tracking and SLA Dashboard

Activity Tracking and SLA Dashboard

Online Food Ordering Restaurant Webs

React Performance & integration

WIX Website
It has been very easy to work with Osama. Highly recommended.
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Osama is awesome and exactly what I needed. On time and under budget and I already have him working on new projects. Good reputable and trustworthy!
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Great worker. Does everything he says he will.
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Osama - Was excellent - He was timely - and provided exactly what I needed - I will use him again - Beth
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Working with Osama was such a breeze. He was efficient, highly skilled, and brought our website vision to life effortlessly. Great communication, fast turnaround, and amazing quality of work!
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Experience
Senior Full-Stack Developer
Sep, 2023 - Present
•
2 years, 10 months
Self Employed Information Technology
Sep, 2023 - Present
•
2 years, 10 months
Started in IT support, providing networking, troubleshooting, hardware/software installation, and customer service. Gained practical experience solving technical challenges and delivering reliable solutions.

Las Vergas, United States
Sep, 2023 - Present
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2 years, 10 months
Senior API Engineer
Apr, 2021 - Mar, 2023
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1 year, 11 months
Satsyil Corp
Apr, 2021 - Mar, 2023
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1 year, 11 months
Developed and maintained backend APIs for the National Archives Catalog using Node.js with Express. Mentored frontend developers and contributed to the React.js‑based frontend when needed. Enhanced Python-based data processing scripts to support OpenSearch ingestion workflows. Integrated Airflow pipelines to manage bulk updates, field additions/removals, and large-scale data imports. Deployed containerized services using Docker and Kubernetes, integrated with API Gateway.

Remote, United States
Apr, 2021 - Mar, 2023
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1 year, 11 months
Full-Stack Developer
Apr, 2020 - Apr, 2021
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1 year
Hutech Solutions
Apr, 2020 - Apr, 2021
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1 year
Designed and developed fintech platform backend in Golang and front-end in React.js Built secure API services with gRPC for high-volume financial data processing Implemented WebSocket-based real-time data updates, improving system responsiveness by 40% Automated AWS infrastructure provisioning using Terraform, reducing manual setup time by 50% Partnered with UX designers to optimize UI/UX across devices and browsers

Sunnyvale, United States
Apr, 2020 - Apr, 2021
•
1 year
Education
Mohawk College
2017 - 2019
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2 years
Bachelor of Business Administration

Canada
2017 - 2019
•
2 years
Certifications
JavaScript
Python
P
Preferred Freelancer Program SLA
US English