Senior
Development
Da Nang, Ho Chi Minh, On-site
7 months ago

Senior Frontend Engineer (Next.js & Headless WordPress)

We are looking for a Senior Frontend Engineer with strong expertise in Next.js and modern frontend development, combined with solid experience in Headless WordPress integration. This role focuses on building high-performance, scalable, and SEO-friendly web applications, while leading frontend best practices and collaborating closely with cross-functional teams.

Responsibilities

  • Design, develop, and maintain scalable, high-performance web applications using Next.js (App Router), ReactJS, and TypeScript.
  • Lead frontend architecture decisions, including:
  • Server vs Client Components
  • Data fetching strategies
  • Rendering patterns (SSR, SSG, ISR)
  • Build and integrate frontend applications with Headless WordPress (REST API / GraphQL).
  • Ensure pixel-perfect UI implementation and seamless collaboration with designers.
  • Optimize applications for performance, SEO, accessibility, and scalability.
  • Collaborate closely with Product Managers, Designers, and Backend engineers.
  • Conduct code reviews, enforce frontend standards, and mentor junior developers.
  • Proactively identify technical risks, bottlenecks, and propose effective solutions.
  • Deploy and maintain frontend applications on AWS infrastructure (CloudFront, S3, Lambda, etc.).
  • Maintain clean, maintainable, and testable codebases following modern frontend best practices.

Requirements

  • 5+ years of experience in Frontend development, with a strong focus on modern web technologies.
  • Expert-level proficiency in Next.js (App Router, Server Components, API Routes, performance optimization).
  • Strong experience with ReactJS, modern hooks, and component architecture.
  • Proven experience working with Headless WordPress (REST API / WPGraphQL).
  • Good understanding of WordPress customization & PHP (for integration and content modeling).
  • Hands-on experience deploying frontend applications on AWS (CloudFront, S3, Lambda, EC2).
  • Strong knowledge of CI/CD pipelines, Git workflows, and frontend tooling.
  • Deep understanding of web performance, SEO, and frontend best practices.
  • Fluent English communication skills (both written and verbal).
  • Strong ownership mindset, problem-solving skills, and ability to lead frontend initiatives.
Nice to Have
  • Experience with Docker, Kubernetes, or containerized environments.
  • Familiarity with performance monitoring tools (Datadog, New Relic, Lighthouse).
  • Experience in client-facing or consulting roles.
  • Knowledge of design systems and reusable component libraries.

Benefits & Perks

  • An open mind and flat structure where every voice is welcome.
  • A work environment built on transparency, seamless communication, trust, and a sensible approach ,combined with mixed cultures and a speaking environment
  • Individual assessments every 6 weeks with your line manager
  • Performance review every  6 months
  • 15 days of annual leave and + 6 days of fully paid sick leave per year – can be used for the care of sick child
  • Christmas Holiday
  • Competitive salary
  • Bonus: 13th-month Salary
  • Social insurance for employees who pass their probation

Learn more about Xenia Tech

If you have any questions, please feel free to get in touch with our HR department at [email protected].

Learn more about our culture and special benefits package here.

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