(senior) Software Engineer, Frontend Development (ad Cloud Platform Team)

(Senior) Software Engineer, Frontend Development (Ad Cloud Platform Team)

Appier is a software-as-a-service (SaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier's mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180).

Frontend engineers at Appier focus on handcrafting sophisticated web UIs and ad content using cutting-edge front-end development technologies and tools. We collaborate closely with designers and backend engineers to deliver high-quality, smooth, and elegant web applications for the advertising domain as well as support daily operations within Appier.

Minimum Qualifications

• 3+ years of experience in software development
• Good knowledge of HTTP, CSS, modern JavaScript, TypeScript, HTML, DOM, and web standards
• Respect coding convention, language standard syntax, documentation
• In-depth knowledge of front-end frameworks and technologies (e.g., React.js) and their ecosystems.
• Experienced in integrating with REST APIs and GraphQL
• Proactive, good interpersonal and problem-solving skills
• Self-motivated, proactive, and a strong team player
• Solid understanding of version control (Git) and CI/CD workflows
• Experience leveraging AI-assisted development tools (e.g., GitHub Copilot, Cursor, Windsurf) to accelerate coding, debugging, and refactoring. Familiarity with these tools is expected as part of our team's daily development workflow.
• Passion for clean code, scalability, and performance, curious about new technologies and enthusiastic about developer experience

Preferred Qualifications

• Familiarity with modern build tools and bundlers (e.g., Babel, Webpack, Vite, Rspack, esbuild, etc.)
• Experience in modern CSS solutions (e.g., CSS Modules, Tailwind CSS, Styled Components).
• Experience with testing frameworks such as Jest, React Testing Library, Vitest, or Playwright
• Experience in web performance optimization
• Experience with data visualization