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Senior HTML5 Game Developer with 7+ years of experience building and shipping 50+ browser-based casual games using PixiJS, PhaserJS and TypeScript. Experienced in the full lifecycle of HTML5 game development from prototype to live operations, including gameplay systems, performance optimization, debugging and cross-platform compatibility. Strong collaborator experienced working with game designers, artists and QA in Agile development environments to deliver stable and maintainable code for large-scale player audiences.…Senior HTML5 Game Developer with 7+ years of experience building and shipping 50+ browser-based casual games using PixiJS, PhaserJS and TypeScript. Experienced in the full lifecycle of HTML5 game development from prototype to live operations, including gameplay systems, performance optimization, debugging and cross-platform compatibility. Strong collaborator experienced working with game designers, artists and QA in Agile development environments to deliver stable and maintainable code for large-scale player audiences.

Ahmed Sazzad Hossain

Game Developer, Web Developer, Front-End Developer, +2

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Senior HTML5 Game Developer with 7+ years of experience building and shipping 50+ browser-based casual games using PixiJS, PhaserJS and TypeScript. Experienced in the full lifecycle of HTML5 game development from prototype to live operations, including gameplay systems, performance optimization, debugging and cross-platform compatibility. Strong collaborator experienced working with game designers, artists and QA in Agile development environments to deliver stable and maintainable code for large-scale player audiences.…Senior HTML5 Game Developer with 7+ years of experience building and shipping 50+ browser-based casual games using PixiJS, PhaserJS and TypeScript. Experienced in the full lifecycle of HTML5 game development from prototype to live operations, including gameplay systems, performance optimization, debugging and cross-platform compatibility. Strong collaborator experienced working with game designers, artists and QA in Agile development environments to deliver stable and maintainable code for large-scale player audiences.

Available to hire

Senior HTML5 Game Developer with 7+ years of experience building and shipping 50+ browser-based casual games using PixiJS, PhaserJS and TypeScript. Experienced in the full lifecycle of HTML5 game development from prototype to live operations, including gameplay systems, performance optimization, debugging and cross-platform compatibility.
Strong collaborator experienced working with game designers, artists and QA in Agile development environments to deliver stable and maintainable code for large-scale player audiences.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Advanced

Work Experience

Independent Game Development Consultant at Independent / Freelance (Upwork, Freelancer.com & LinkedIn)

January 1, 2019 - Present

High-Volume Delivery: Designed, developed, shipped, and maintained 50+ commercial HTML5 games for global clients, including casual, multiplayer, casino-style, and educational games. Cross-Platform Engineering: Built games using PixiJS and PhaserJS with TypeScript, ensuring smooth performance across mobile and desktop browsers. Technical Ownership: Took full ownership of game features from technical design and architecture through implementation, testing, and live delivery. Live Game Optimization: Improved existing codebases by optimizing live game features, balancing new functionality with performance and runtime stability. Asset Pipeline Efficiency: Reduced loading times by optimizing assets, spritesheets, and texture atlases, working closely with designers and animators. Performance Profiling: Conducted deep browser profiling using Chrome DevTools and Lighthouse, improving Core Web Vitals, FPS stability, and memory usage. Platform Integration: Shipped games to Facebook Instant Games

Unity3D Game Developer at Kibibyte Games

December 1, 2016 - January 1, 2019

Multi-Genre Development: Developed multiple casual and FPS games using Unity, contributing to gameplay systems, debugging and performance optimization. 3D Asset Creation: Created and optimized 3D assets and animations using Blender.

Game Developer at Bitlovin

April 1, 2021 - January 1, 2023

Chicken Derby: Scalability Optimization: Optimized this PhaserJS racing game for thousands of daily active users, focusing on asset compression and memory management. Web3 Integration: Integrated wallet-based authentication (MetaMask) and dynamic loading of NFT-driven game characters using on-chain metadata on the Polygon network. Cross-Team Collaboration: Worked with multiple developers, designers, and animators to implement gameplay logic, UI, and animations. Rendering Stability: Ensured smooth rendering, synchronization, and performance consistency across browsers and devices.