# Web Game Developer

> Side · São Paulo, Brazil (Remote) · Contract · Posted 2026-09-28

**Workplace:** remote

**Department:** CoDev

## Description

![](https://workablehr.s3.amazonaws.com/uploads/photos/302673/b4278d0ded10265affb06ed198a7366f.png)

_**\*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.
-   Proven experience optimizing web games for desktop and mobile browsers.
-   Strong understanding of responsive design, including different resolutions and aspect ratios.
-   Experience managing sprites, textures, atlases, and other game assets.
-   Comfortable using browser debugging and profiling tools to diagnose technical and performance issues.

**Nice to Haves:**

-   Experience with Tailwind CSS.
-   Testing experience with Vitest and/or Playwright.
-   Familiarity with analytics and telemetry tools such as PostHog or Sentry.
-   Experience with asset delivery or CDN pipelines.
-   Previous experience developing casual, puzzle, or other HTML5 games.

## Benefits

-   Competitive Salary.
-   Dynamic, multicultural and fun environment.
-   You will be working for the world's leading provider of game services.
-   We empower our people and offer regular progression opportunities to ensure our employees flourish.

**About Side**   
_Side (formerly PTW) is a global video game development and services provider, offering technical and creative solutions to many of the largest developers and studios around the world. Founded in 2009 and drawing on 30+ years' experience from our parent company in Japan, Side has since grown to become a global force with 20 studios in 14 countries across North America, Europe, South America, and Asia._ 

_Our industry-leading services include game development, art production, audio production, quality assurance, localization, localization QA, player support, community management, and datasets._ 

_Experience our side of life. For more information, visit_ [_**www.side.inc**_](https://www.side.inc/)

## Apply

[Apply at Side](https://apply.workable.com/sideinc/j/7BBC47F1CF/apply)

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