Saiful H.

I build HTML5 games and playable ads that load fast, run smoothly on mobile, and keep players engaged. Top Rated Plus on Upwork, with 80+ projects delivered and 8+ years of game development experience. WHAT I BUILD - Playable ads: complete builds for AppLovin, Unity Ads, Google UAC, Meta, and IronSource, optimized to meet each network's file-size and technical requirements - 2D HTML5 games: Phaser and PixiJS games for web, mobile browsers, and branded campaigns - 3D web experiences: Three.js and WebGL product configurators, branded experiences, and 3D browser games - Performance optimization: smaller builds, smooth 60fps on mobile, faster load times PROVEN EXPERIENCE - Branded web games and campaign experiences for beverage and snack companies - Long-term work with repeat clients on browser games, AR web apps, and interactive projects - 57 client reviews and $100K+ earned on Upwork HOW I WORK - Clear communication and regular progress updates - Clean, well-organized source code delivered at the end - Flexible, available 40 hours per week TECH STACK Phaser, Three.js, PixiJS, PlayCanvas, WebGL, JavaScript, TypeScript, GSAP, Webpack, Node.js Have a playable ad or HTML5 game in mind? Message me with your platform, target ad network, and deadline, and I'll reply with a plan and estimate.