Frontend engineer

2ヶ月前


Tokyo TEKsystems ¥2,000,000 - ¥2,500,000 per year
  • High traffic system.
  • Competitive package.
  • Flat company with lots of career growth

Position Details

  • Delivering end-to-end systems, including design, coding, testing, and deployment.
  • Communicating effectively with the team, related departments, and stakeholders.
  • Monitoring system stability and performance, optimizing performance, designing and maintaining system architecture, refactoring, optimizing, and troubleshooting.

Mandatory Qualifications

  • Proven 5 years' experience as a Frontend Engineer.
  • Proficiency in modern frontend technologies, including HTML5, CSS3, and JavaScript (ES6+).
  • Strong experience with TypeScript for building scalable and maintainable applications.
  • Expertise in frontend frameworks/libraries, specifically (more than 3 years experience).
  • Strong understanding of responsive design, cross-browser compatibility, and web accessibility (WCAG).
  • Familiarity with CSS preprocessors (e.g., SASS, LESS) and CSS-in-JS solutions.
  • Experience with version control systems (e.g., Git).
  • Strong problem-solving skills and attention to detail.
  • Strong communication skills, capable of effectively articulating technical challenges and solutions to both technical and non-technical team members.
  • Japanese Language Level: Business-level proficiency (capable of conducting business conversations).

Desired Qualifications

  • Experience with state management libraries (e.g., Redux, MobX, Zustand).
  • Knowledge of testing frameworks and tools (e.g., Jest, Cypress, React Testing Library).
  • Familiarity with design systems and component libraries (e.g., Material-UI, Tailwind CSS).
  • Understanding of performance optimization techniques (e.g., lazy loading, code splitting).
  • Experience with server-side rendering (SSR) and static site generation (SSG).
  • Familiarity with CI/CD pipelines and deployment processes.
  • Experience working in an Agile/Scrum environment.


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