Web Game Developer
Posted 28 Sep 2026
BranchFactor Summary
The original posting with the fluff stripped out
- Management level
- Individual contributor
- Employment
- Remote
- Contract
- Contract
No salary listed for this role.
*Applications and CVs/resumes MUST be submitted in English to be considered*
At Side, we partner with some of the world's leading developers and publishers to solve complex production challenges and help bring exceptional games to life. From concept through live operations, our co-development teams work as trusted extensions of our clients' studios, contributing expertise across design, engineering, art, audio, QA, and production.
We're looking for a Web Game Developer with strong experience building browser-based games to help develop engaging, performant 2D experiences for desktop and mobile browsers. You'll work hands-on across rendering, animation, audio, responsive layouts, and performance optimization using a modern web technology stack.
This is a 3-month freelance engagement, working 40 hours per week, and is fully remote within Brazil.
Requirements
What you will be doing:
Browser Game Development
- Build and maintain 2D browser-based games using TypeScript/JavaScript, PixiJS, SolidJS, Vite, HTML5, and CSS.
- Implement game animations, transitions, and interactive experiences using tools such as GSAP.
- Integrate web audio using Howler.js and manage game assets, sprites, textures, and atlases.
Performance & Responsive Experiences
- Optimize games for performance across desktop and mobile browsers, including memory, rendering, loading, and runtime performance.
- Build responsive experiences that work across different screen sizes, resolutions, and aspect ratios.
- Use browser debugging and profiling tools to identify and resolve performance and technical issues.
Development Workflow
- Collaborate with the team using Git and established development workflows.
- Build reliable, maintainable systems that support efficient iteration and content development.
- Troubleshoot technical issues across the game, browser, and web technology stack.
What we are looking for:
- Strong professional experience developing 2D browser-based games.
- Proficiency with TypeScript/JavaScript and hands-on experience with PixiJS or a comparable 2D web rendering framework.
- Experience with HTML5/CSS, SolidJS, Vite, and Git.
- Strong understanding of browser-based animation and transitions, particularly GSAP.
- Experience implementing web audio, ideally with Howler.js.