Senior Front-End Software Engineer contributing to mobile product development at KingMakers. Focused on delivering scalable applications with a top-tier customer experience in the gaming industry.
Responsibilities
Develop and maintain UI components using React and TypeScript, ensuring high-quality and scalable solutions.
Integrate seamlessly with backend services through RESTful APIs, delivering a smooth user experience.
Build high-performance and responsive web applications that work flawlessly across devices.
Ensure maintainability and performance with best practices in CSS, responsive design, and accessibility.
Write and maintain unit tests with Jest or similar frameworks, ensuring code reliability.
Architect scalable frontend solutions, leveraging patterns such as SSG, SSR, Islands, and Streaming SSR.
Requirements
5+ years of professional experience in frontend development.
Experience with and strong interest in AI tools.
Strong expertise in React, TypeScript, JavaScript, HTML5, CSS, and Tailwind.
Experience integrating with REST APIs; GraphQL experience is a plus.
Familiarity with unit testing frameworks such as Jest or Vitest.
Deep understanding of frontend architectural patterns for building scalable applications.
Experience working with CMS platforms such as Strapi.
Knowledge of web hosting platforms like Cloudflare and Vercel.
Familiarity with package managers such as PNPM or Yarn.
Exposure to Application Performance Monitoring (APM) tools such as Kibana or Elastic.
Bonus / Nice-to-Have: Experience with high-volume transactional systems, fintech, or iGaming.
Experience in performance optimization, accessibility, and responsive design.
Familiarity with CI/CD pipelines and Docker.
Benefits
Hybrid work model (2 days onsite in our Madrid office, 3 remote).
24 days of annual leave + public holidays.
Birthday day off.
Private health insurance with Alan (including dental & mental health).
Flexible compensation plan with Alan for meals and transport.
Discretionary annual bonus based on company and individual performance.
Additional paid leave for life events.
Regular team breakfasts, offsites, and local events.
Work with global teams across Nigeria, South Africa, Malta & the UK.
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