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Heaven of 7 | Slot Provider
We don’t just create slot games – we craft moments where anticipation becomes celebration.Every reel we design, every feature we build, carries the precision and passion that drives players to hit spin again. From concept to launch, our slots are built for one thing: delivering that perfect rush when everything aligns.
Part of VeliTech, we bring the same “bet on our tech” philosophy to slot development. Our games aren’t just tested in labs – they’re proven where it matters most, with real players seeking real thrills.
European team | Slots that deliver
Let’s create some winning moments together.
We invite a Team Lead Front End Engineer(Pixi.js) to join the Heaven of 7 | Slot Provider team.
Responsibilities:
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We don’t just create slot games – we craft moments where anticipation becomes celebration.Every reel we design, every feature we build, carries the precision and passion that drives players to hit spin again. From concept to launch, our slots are built for one thing: delivering that perfect rush when everything aligns.
Part of VeliTech, we bring the same “bet on our tech” philosophy to slot development. Our games aren’t just tested in labs – they’re proven where it matters most, with real players seeking real thrills.
European team | Slots that deliver
Let’s create some winning moments together.
We invite a Team Lead Front End Engineer(Pixi.js) to join the Heaven of 7 | Slot Provider team.
Responsibilities:
- Lead the design and development of cross-browser slot games for both desktop and mobile using PixiJS and TypeScript
- Be the primary point of contact for frontend technical decisions, mentoring, and troubleshooting
- Set technical direction and implement best practices for code quality, structure, and performance
- Integrate Sentry and other monitoring tools to track frontend errors, performance, and user behavior
- Collaborate with game designers, backend engineers, artists, and animators to deliver polished game experiences
- Participate in architectural planning, task estimation, and code reviews
- Implement and maintain development workflows, including CI/CD pipelines (GitLabCI) and Docker
- Optimize performance, loading times, and memory usage across devices
- Ensure clean HTML/CSS integration for UI components and responsive layouts
- Drive continuous improvement in tooling, processes, and documentation
- Support recruitment and onboarding of frontend developers
- Proven experience in HTML5 slot game development is a must
- 7+ years of JavaScript experience, with strong knowledge of TypeScript and modern JS patterns (ES6+, async/await, modules, etc.)
- Experience with React Pixi or integrating PixiJS into larger app frameworks
- 2+ years of experience in a team lead or technical lead position
- Deep knowledge of PixiJS and performance-optimized 2D rendering
- Strong command of HTML/CSS, including responsive and cross-browser layouts
- Familiarity with serialization protocols such as Protobuf, MessagePack, or similar
- Familiarity with Webpack for bundling and serialization
- Hands-on experience in implementing and monitoring production apps with tools like Sentry, LogRocket, or Datadog
- Experience integrating animations (Spine or similar skeletal animation tools)
- Solid understanding of software architecture principles (e.g., SOLID, FSD)
- Comfortable working in Agile/Scrum teams with DevOps mindset
- Strong communication and mentoring skills, capable of managing developers in international teams
- Working knowledge of Node.js, REST APIs, and full-stack architecture
- Experience with AWS services (e.g., EC2, S3, CloudFront, ECS) and GitLabCI
- Hands-on with WebGL, Three.js, or custom particle/visual effects
- Familiarity with Strapi or other CMS solutions
- Background in micro frontends and scalable frontend architectures
- Knowledge of Next.js or similar SSR frameworks
- Awareness or usage of AI-assisted development tools (e.g., GitHub Copilot, Cursor)
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Ready to apply?
Join VeliTech and take your career to the next level!
Application takes less than 5 minutes
Post Date
2025-07-07
Job Type
-
Employment type
Full-time
Category
Sales, Business Development
Level
Mid-Senior
Country
Poland
Industry
Internet Publishing ,
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