Senior Frontend Developer / Pixi.js
Skills
About the role
We're looking for a strong Senior Frontend Developer who can think beyond a single game, at the level of the entire product portfolio. Architectural decisions, reusable components, shared pipelines: what you build affects multiple projects at once.
We're a team of people who left safe jobs to build something better. No bureaucracy, no pointless meetings — just sharp minds building games that stand out.
What you’ll do
Build and ship slot games end-to-end — from initial prototype to production release;
Beyond game development, participate in shaping the frontend architecture and development standards across all projects — making technical decisions, reviewing code, and sharing expertise with the team;
Collaborate with Producers, Artists, and Backend Engineers to ensure seamless integration and optimized performance;
Contribute to code quality through reviews and shared standards, keeping our codebases scalable, maintainable, and reusable;
Contribute to the design and implementation of new features, UI components, and in-game effects;
Improve our core framework, build tools, and asset pipelines;
Profile performance and debug across platforms (desktop, mobile, WebGL) to keep games running smoothly everywhere;
Treat knowledge as a team asset — document your work and share what you learn with the team;
Stay curious about modern frontend technologies and trends in the iGaming ecosystem.
Requirements
What you bring
4+ years of frontend development experience, including at least 2 years building HTML5 slot games — enough to have shipped multiple titles end-to-end and learned from real production cycles;
Strong expertise with Pixi.js and modern JavaScript / TypeScript;
Solid understanding of OOP, asynchronous programming, and rendering performance optimization;
Strong knowledge of Spine animations and deep understanding of asset management pipelines;
Experience with Vue 3 or other modern UI frameworks;
Experience building or improving internal tools or frameworks for dev team;
Fluency in English.
Nice to have
Experience with game audio — Howler.js, Web Audio API, or similar;
Experience with build automation, CI/CD pipelines, or process optimization tools;
Familiarity with iGaming specifics: RNG logic, platform workflow, integrations.
Experience with GLSL/WebGL shaders for custom visual effects;
Benefits
21 vacation days + 5 extra day-offs annually;
12 paid sick days;
Fully remote format — work from anywhere you feel productive;
Flexible schedule: start your day anytime between 08:00–12:00 CET;
Fixed budget for health insurance and gym/fitness;
We provide all required work equipment;
Zero bureaucracy and direct communication with founders and C-level;
Minimal meetings, async-friendly workflow;
Startup energy: fast motion, creativity, and tight-knit communication;
Business trips and team meetups several times per year;
Multiple salary payout options (flexible formats);
…And many more perks unlocked after we hit break-even.
Questions about this role
How do I apply to this Senior Frontend Developer / Pixi.js role at Optiplay?
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