Senior HTML5 Game Developer

About the role

Responsibilities

• Game Development & Implementation
  • Translate game design documents (GDD) into HTML5 game presentations.
  • Break down GDD features into a Work Breakdown Structure (WBS) and create JIRA tickets.
  • Ensure tasks are manageable within a maximum of one workweek and align with team estimates.
  • Implement game features and functionality using TypeScript (latest standard).
  • Follow best practices, ensuring well-typed and well-documented code.
  • Use JavaScript (ECMAScript) only when necessary, documented with JSDoc.
• Version Control & Code Management
  • Work with Git (GitLab as the central repository).
  • Commit code at least once per working day to feature branches.
  • Follow semantic commit conventions, including (JIRA or similair) ticket ID.
  • Submit merge requests (MR) when work is completed and defect-free.
  • Address feedback from MR reviewers and escalate disputes to the Architect or Engineering Manager if needed.
  • Ensure code adheres to Secure Development Principles.
• Visual & Audio Effects Implementation
  • Integrate static art, animations (Spine), image sequences, and particles.
  • Use libraries like PIXI.js for optimal rendering performance.
  • Collaborate with Tech Art to optimize assets for efficient implementation Code Quality & Optimization
• Code Quality & Optimization
  • Ensure clean, well-documented, and tested code.
  • Use browser developer tools to track FPS, memory, CPU/GPU usage, and draw calls.
  • Prioritize and fix bugs with utmost urgenc
  • Maintain unit and integration test coverage, ensuring communicated line coverage is not reduced.
  • Remove dead code and optimize project assets.
• Game Code Building & Delivery
  • Utilize Webpack for efficient bundling, minification, and optimizat
  • Optimize images, text, and assets for a production-ready build.
  • Understand and enhance GitLab CI for efficient deployment
  • Ensure games are optimized for HTTP/HTTP2/HTTP3, WebSockets, and other network communications to enhance player experience.
• Collaboration & Development Process
  • Work closely with Game Producers, Art Directors, and QA to ensure smooth development.
  • Conduct game demos for Product Owners.
  • Address QA-reported defects with highest urgency.
  • Follow structured development milestones:
    • Alpha – Game functions as per specification (even if assets are incomplete
    • Beta – Full asset implementation; game ready for QA testing

Requirements

• At least 3 years of Game Development experience and 5 years overall development
• Fluent in Typescript and Javascript (ES6) and HTML5/CSS3
• Highly experienced with PixiJS, Phaser, or equivalent
• Complete fluency in English, written and spoken
• Strong communication and teamwork skills
• Experienced with Git, JIRA (or equivalent Issue / Project tracking software), and GSuite
• Attention to detail, problem-solving, and multitasking skills
• Experience with Spine animations, including optimization

Nice to have

• Experience with WebGL or other graphics programming API.
• Casino slot player.
• Creativity.
• Background in statically typed languages.

Good to know

• This full-time position is on an indefinite freelance basis for contractors within the Central European Timezone +/-2.

Why Work for Booming Games

Our perks

• We’re a 100% remote-first company, offering a best-in-class remote experience
• Competitive package
• Dog friendly offices in Berlin and Malta
• Family friendly policies
• Career growth opportunities
• Zestful working environment
• Knowledge sharing opportunities
• Dynamic culture surrounded by industry experts
• Company social events for team bonding

Contact

About us

BOOMING GAMES has evolved from a shared vision into a leading slot provider, delivering exhilarating mobile and web-based games. Our drive for innovation shapes an extraordinary gaming experience featuring top-notch gameplay, stunning graphics, and a steadfast commitment to fair and responsible gaming. Join us on this thrilling adventure, where each game we create is not just a product but a captivating journey blending cutting-edge technology with boundless excitement.