Frontend Developer (iGaming)

LESTARS MANAGEMENT CONSULTANCY; Singapore; On-site; SGD 70,000 - 120,000; Full time

Benefits offered by this job

Competitive salary

Career growth opportunities

Job summary

LESTARS MANAGEMENT CONSULTANCY is seeking a dynamic Frontend Developer for a fast-growing iGaming client in Singapore. You will build and maintain high-quality, responsive game frontends across mobile and desktop, collaborating with designers, backend engineers, and product stakeholders to deliver engaging, performant gaming interfaces.

Key responsibilities include implementing visuals, animations, and game API integrations; maintaining shared code packages; ensuring cross-device quality;

Qualifications

• 3+ years of professional React + TypeScript development experience (strict mode, no reliance on any)
• Able to hand-write CSS / SCSS to implement responsive layouts, without depending on UI framework templates
• Solid grasp of animation and timing control mechanism including: requestAnimationFrame, CSS transitions, CSS animations
• Hands-on debugging experience on mobile devices (iOS Safari / Android Chrome)
• Able to explain unit tests, familiar with : Vitest / Jest
• Ability to develop day-to-day with AI tools (Claude Code / Cursor / Copilot, etc.): break requirements down into executable instructions, review and verify AI-generated code line by line, and judge when to accept it, correct it, or discard it entirely
• Fluent in English, Chinese is an advantage

Responsibilities

• Responsible for game frontend development, including visual effects, interactions, animations, audio, and game API integration
• Maintain shared code packages (core framework / UI modules), including version releases and cross-project upgrades
• Own responsive quality across three layouts (phone portrait, phone landscape, desktop/tablet), verified on real devices
• Write unit tests and verify your own work in a browser before handing it over
• Continuously build out automated testing and frontend performance measurement

Skills

React

TypeScript

CSS/SCSS

Animation timing

Mobile debugging

Unit tests (Vitest/Jest)

AI tools usage

English

Chinese (advantage)

Tools

Vitest

Jest

Job description

On behalf of our client, a fast-growing iGaming company, we are seeking a dynamic Frontend Developer. In this role, you will be responsible for building and maintaining high-quality, responsive game frontend experiences across mobile and desktop platforms, working closely with designers, backend engineers, and product stakeholders to deliver visually engaging, performant, and reliable gaming interfaces.

Key Responsibilities

• Responsible for game frontend development, including visual effects, interactions, animations, audio, and game API integration
• Maintain shared code packages (core framework / UI modules), including version releases and cross-project upgrades
• Own responsive quality across three layouts (phone portrait, phone landscape, desktop/tablet), verified on real devices
• Write unit tests and verify your own work in a browser before handing it over
• Continuously build out automated testing and frontend performance measurement

Requirements

• 3+ years of professional React + TypeScript development experience (strict mode, no reliance on any)
• Able to hand-write CSS / SCSS to implement responsive layouts, without depending on UI framework templates
• Solid grasp of animation and timing control mechanism including: request Animation Frame, CSS transitions, CSS animations
• Hands-on debugging experience on mobile devices (iOS Safari / Android Chrome)
• Able to explain unit tests, familiar with : Vitest / Jest
• Ability to develop day-to-day with AI tools (Claude Code / Cursor / Copilot, etc.): break requirements down into executable instructions, review and verify AI-generated code line by line, and judge when to accept it, correct it, or discard it entirely
• Fluent in English, Chinese is an advantage

Nice to have

• Experience maintaining and publishing shared code packages / SDKs / Monorepos
• iGaming industry experience
• Familiar with Vite / Rollup build optimization, such as code splitting and bundle analysis
• Canvas 2D / WebGL, Web Audio API
• Real-time streaming with SSE / WebSocket
• A solid sense of design and aesthetics, with concrete input on layout, visual hierarchy, and interaction details
• Building AI development workflows: maintaining project rule documents, designing reusable prompts or agent workflows, MCP integration

What We Offer

• A competitive salary and benefits package.
• Extensive opportunities for professional development and career growth within a fast-paced, growing company.