Senior Frontend & Full-Stack Engineer
I build scalable design systems and high-performance React/Next.js products — from polished UI to APIs, deployment, and measurable UX gains.
Selected work
Production-grade web apps and marketing experiences — performance, accessibility, and maintainability baked in from day one.
02AI Forms revolutionizes workplace interactions by standardizing prompt engineering across teams. It is like having Google Forms but for Generative AI.
03Discover the next frontier in enterprise-level data analysis with boxMind Enterprise, a groundbreaking AI solution that transcends traditional data processing limitations. Powered by advanced Large Language Models (LLMs), our platform offers an unprecedented ability to glean insights from both structured and unstructured data.
04Welcome to our Ocean Waves, your gateway to luxury yachting adventures! Whether you want to rent a yacht or book a trip, we've got you covered. Explore our collection of stunning yachts for rent or embark on a custom-designed yacht trip tailored to your desires. Your dream yacht experience begins here!
05CheckOut Forex is an online platform that let you search and review brokers around the world. This website will be updated regularly to provide users with the smoothest experience.
06Crypto Global United began as a platform for lending NFTs to blockchain gamers in the developing world, helping to increase their earnings and access better opportunities on play-to-earn (P2E) titles. Leveraging the emergence of P2E, CGU has evolved to offer our community the ability to take part in a decentralised economy, generate sustainable income via learn to earn and metaverse work opportunities, while developing new digital skills and engaging with an energised global community.
07Dilmun is a website that allows people to sell, buy, and even donate products with a click of a button. With its availability in 3 different languages, it also helps people to meet and connect online. By signing up with either your email, Google, or Facebook account, you'll get to see the world we built in Dilmun.
Career
Senior-level delivery: product engineering, cross-functional collaboration, and ownership across the full stack where it matters.
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Served as a Senior Frontend Developer on a 6-month contract, contributing to the development of the Riyadh Municipality system, a large-scale government platform.Four Principles Senior Frontend Engineer
Designed, developed, and maintained dynamic, API-driven websites, integrating multiple external services to streamline data flow and support key application features.CGU (CRYPTO GLOBAL UNITED)Web Developer
Led ongoing maintenance and feature enhancements for a React-based content moderation web application, ensuring high performance, scalability, and a smooth user experience.AddChatAppFrontEnd Web Developer
Designed and built fully responsive, high-performance web applications using Next.js, Tailwind CSS, and Framer Motion, delivering smooth, engaging user experiences across desktops, tablets, and mobile devices.Markaz WebFull Stack Developer
Front End Web Development : Html/Css, JavaScript , ReactRe:CodedWeb Developer
Front End Web Development : Html/Css, JavaScript , C# and RazorMercy Corp'sWeb Developer
Era
2026 — 2023
Jul 2023 — Apr 2026
boxMind.ai
boxMind.ai
Jun 2025 — Oct 2025
Four Principles
Four Principles
Era
2023 — 2022
Jan 2023 — Oct 2023
CGU (CRYPTO GLOBAL UNITED)
CGU (CRYPTO GLOBAL UNITED)
Mar 2023 — Apr 2023
AddChatApp
AddChatApp
Jun 2022 — Feb 2023
Markaz Web
Markaz Web
Jul 2022 — Dec 2022
Re:Coded
Re:Coded
Aug 2022 — Oct 2022
Mercy Corp's
Mercy Corp's
Engineering stack
Frontend systems, TypeScript, React ecosystems, and the backend/API surface area needed to ship complete features — not just pixels.
Stack in depth
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Profile
Based anywhere the internet reaches — spin the globe for context; Lebanon is home base, with direct ways to reach me right beside it.
I'm a web developer with a passion for creating user-friendly, visually appealing websites and web applications. My background in computer science has provided me with a solid foundation in programming and problem-solving, which I apply to every project I work on. I take pride in my ability to turn ideas into reality, and I'm always looking for new ways to improve and stay up to date with the latest industry trends. I'm dedicated to providing my clients with the best possible experience, and I'm always willing to go the extra mile to ensure their satisfaction. If you're in need of a web developer to bring your next project to life, feel free to reach out to me.
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oussamamasri16120@gmail.com
Location
Lebanon
Phone
+96179183343
Contact
Engagements, consulting, or full-time opportunities — send context on stack, scope, and timeline. I typically reply within one business day.
