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AGEST, Inc.

Senior Frontend Developer (React, Next.js, AI-Assisted Development)

Asia

July 12, 2026 at 8:04 AM

✨ AI summary

Location

  • Ho Chi Minh City, Vietnam

Languages

  • TypeScript

Frameworks

  • React
  • Next.js
  • Tailwind CSS

Cloud Services

  • AWS
  • Azure
  • GCP

Experience Level

  • 5+ years

We are looking for a skilled Senior Frontend Developer to join the TestArchitect Development Team and play a key role in enhancing and maintaining our cutting-edge software testing tool, TestArchitect. TestArchitect (https://testarchitect.com/ ) is a test automation platform with two main product lines:

  • TA On-premise: An installer-based product that users download and install locally. It supports testing across multiple platforms, including Web, Desktop Applications, Mobile Applications, and APIs.
  • TA Cloud (SaaS): A cloud-based product developed over the past year, offered as a subscription-based SaaS platform, integrated with AI functions and modern technologies.

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Responsibilities

  • Design, develop, and maintain scalable web applications using React, Next.js, TypeScript, and Tailwind CSS.
  • Utilize AI-powered development tools to accelerate coding, debugging, refactoring, testing, and documentation.
  • Collaborate with Product and Engineering teams to translate business requirements into technical solutions.
  • Participate in architecture discussions and contribute to frontend technical decisions.
  • Write clean, maintainable, and well-tested code following industry best practices.
  • Conduct code reviews and mentor junior and mid-level developers.
  • Optimize application performance, scalability, accessibility, and user experience.
  • Troubleshoot and resolve complex technical issues.
  • Stay current with emerging frontend technologies, AI development tools, and engineering best practices.

Requirement

5+ years of professional experience in frontend software development.

Strong proficiency in:

  • TypeScript
  • React.js
  • Next.js
  • Tailwind CSS
  • RESTful APIs

Solid understanding of:

  • Design patterns
  • Data structures and algorithms
  • Software architecture principles
  • Clean Code and SOLID principles

Experience writing:

  • Unit tests
  • Integration tests
  • Mocking and test automation
  • Strong experience with Git and collaborative development workflows.
  • Experience working in Agile/Scrum environments.
  • Strong communication and problem-solving skills.

AI Development Experience (Highly Preferred)

  • Practical experience using AI coding assistants such as GitHub Copilot, Cursor, ChatGPT, Claude, Windsurf, or similar tools.
  • Ability to use prompt engineering techniques to improve development efficiency.
  • Experience using AI for:

+ Code generation

+ Refactoring

+ Test case generation

+ Documentation

+ Debugging

+ Understanding of AI concepts including:

+ Large Language Models (LLMs)

+ Retrieval-Augmented Generation (RAG)

+ AI Agents

Nice to Have

  • Experience with Java Spring Boot or other backend technologies.
  • Experience with Docker and Kubernetes.
  • Familiarity with CI/CD pipelines and DevOps practices.
  • Experience with Single Sign-On (SSO) and Microservices Architecture.
  • Knowledge of cloud platforms such as AWS, Azure, or GCP.
  • Experience with monitoring and observability tools such as Grafana, Prometheus, InfluxDB, or Grafana Cloud.