DigiEx Group ★ 3.8

About DigiEx Group

DigiEx Group digiex.asia is a global technology partner specializing in Innovation Software Development, AI-powered solutions, Tech Talent services, and digital transformation services. Headquartered in Vietnam, DigiEx supports innovative companies around the world in building scalable tech products and elite engineering teams. With a strong focus on quality, agility, and innovation.

Job Description

We are looking for a Senior ReactJS Engineer to join our product team in building and scaling a modern AI-powered SaaS platform.

This role focuses on developing high-quality, scalable frontend applications using ReactJS and TypeScript, while actively collaborating with AI/ML teams to integrate intelligent features into real-world user workflows.

You will play a key role in architecting frontend systems, improving user experience, and applying AI capabilities to enhance product performance and automation.

Responsibilities

● Design and develop scalable frontend applications using ReactJS and TypeScript

● Architect reusable, maintainable component systems and frontend modules

● Collaborate with backend and AI teams to integrate AI-powered features (e.g., content generation, smart suggestions, automation workflows)

● Consume and optimize RESTful / GraphQL APIs for high-performance user experiences

● Ensure high performance, responsiveness, and cross-browser compatibility

● Optimize application performance for large-scale SaaS environments

● Participate in technical design discussions and code reviews

● Apply AI tools to improve development productivity and code quality

● Contribute to frontend architecture decisions and best practices

● Mentor junior/mid-level engineers when needed

Your Skills and Experience

● 5+ years of professional experience in frontend development

● Strong proficiency in ReactJS, TypeScript, JavaScript (ES6+)

● Solid understanding of modern frontend architecture and state management (Redux, Zustand, Context API, etc.)

● Experience building and scaling SaaS products

● Experience integrating AI-powered APIs (e.g., LLM APIs, automation services, recommendation systems) is a strong plus

● Good understanding of performance optimization techniques

● Familiar with CI/CD workflows and Git-based development

● Strong problem-solving and analytical skills

● Ability to communicate effectively in English

● Experience working in Agile/Scrum environments

Nice to Have

● Experience working with AI/ML-driven products

● Familiarity with prompt engineering or AI workflow integration

● Experience building global-scale SaaS platforms

● Exposure to cloud environments (AWS, GCP, Azure)

Why You'll Love Working Here

● Flexible working hours in a dynamic and innovative environment

● Competitive salary and performance-based bonuses (reviewed 1–2 times/year)

● Opportunity to build an AI-powered product serving global users

● Clear career development path

● Exposure to cutting-edge AI technologies

● Company trips, team events, and global working culture