A5 Labs

Compensation

Full Description

Job Title: Senior Web Engineer Job Description: We are looking for a Senior Web Engineer to join our architecture team. In this role, you will be responsible for designing and implementing core web components and systems, with a strong focus on performance, scalability, and long-term maintainability. You will work closely with product managers, designers, and backend engineers to build high-quality web applications that run reliably across modern browsers and platforms. The ideal candidate has solid experience with JavaScript / TypeScript, a deep understanding of modern web architectures, and the ability to make sound technical decisions while collaborating effectively within a team. Responsibilities: ● Design, implement, and maintain Jenkins CI/CD pipelines; manage and maintain build nodes. ● Develop and maintain large-scale Web and Electron frontend applications. ● Participate in frontend performance optimization, making informed trade-offs between performance, maintainability, and system evolution. ● Collaborate with backend engineers, product managers, and designers to design scalable and maintainable frontend architectures and deliver high-quality UI/UX. ● Write testable, maintainable, and refactor-friendly code. Requirements and Qualifications: ● Proficient in TypeScript. ● Familiar with at least two modern frontend frameworks (Vue / React / Angular), with a solid understanding of their design philosophies and differences. ● Strong ability to design state management architectures, establishing clear state boundaries and data flows to improve maintainability, testability, and long-term scalability. ● Experience with modular and component-based development, capable of writing maintainable and testable code. ● Ability to read, understand, and work with existing large-scale frontend codebases. Additional Skills: ● Experience with any game engine such as Unity, Cocos, Egret, or PixiJS. ● Experience with desktop application frameworks such as Electron or Tauri. ● Hands-on experience analyzing and resolving real-world performance bottlenecks, memory issues, and stability problems. ● Familiarity with modern data fetching and caching strategies, including request deduplication, cache invalidation, and stale-while-revalidate. ● Experience with Strapi (Headless CMS). ● Experience with any SSR framework (e.g., Next.js, Nuxt.js, Nest.js). ● Hands-on experience with frontend security, familiar with common attack vectors and browser security mechanisms, and capable of reducing security risks in frontend applications. ● Experience with error tracking, performance monitoring, and issue investigation (e.g., Sentry).