Senior
Development
Da Nang, On-site
16 days ago

Senior Full-stack Developer

We are seeking a highly skilled Senior Full-Stack Developer to join our team. This role requires strong expertise in ReactJS with NextJS, WordPress (Headless), PHP, and AWS. The ideal candidate will have proven experience in building and scaling modern web applications, demonstrate proactive problem-solving skills, and take a leadership role in guiding the development team. This role requires a strong backend mindset with hands-on experience in building multiple APIs, rule engines, and ideally exposure to the finance domain (e.g., credit limits, transaction systems). You will collaborate closely with product managers, designers, and other engineers to ship reliable, secure, and high-performing features.

Responsibilities

The Senior Fullstack Developer will be responsible for the following:

  • Design, develop, and maintain scalable web applications using ReactJS, NextJS, and Headless WordPress.
  • Write clean, maintainable, and efficient code in PHP for backend and WordPress customizations.
  • Architect and deploy solutions on AWS cloud infrastructure.
  • Lead technical discussions, code reviews, and mentor junior developers.
  • Collaborate closely with designers, product managers, and stakeholders to deliver high-quality solutions.
  • Ensure performance optimization, security, and best practices across applications.
  • Proactively identify risks, bottlenecks, and propose effective solutions.

Requirements

The Senior Full-stack Developer will report directly to the Line Manager and will possess the following attributes:

  • 5+ years of professional development experience in modern web technologies.
  • Strong proficiency in ReactJS and NextJS (App Router, Server Components, API routes).
  • Experience with Headless WordPress development and integration.
  • Solid knowledge of PHP and WordPress customization.
  • Good experience with TypeScript.
  • Hands-on experience with AWS services (EC2, S3, RDS, Lambda, CloudFront, etc.).
  • Strong understanding of CI/CD pipelines, Git workflows, and DevOps practices.
  • Excellent communication skills in English (both written and verbal).
  • Strong leadership skills with experience mentoring and guiding teams.
  • Proactive mindset with the ability to take ownership of projects.

Nice to Have

  • Familiarity with Docker, Kubernetes, or containerization.
  • Knowledge of performance monitoring tools (Datadog, New Relic, etc.).
  • Previous experience in a client-facing or consulting role.

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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