Senior Full-Stack AI Engineer (AI)

Location: Vietnam — Ho Chi Minh City, Hanoi, or Da Nang; work-from-home options are available, with daily collaboration during US Central morning hours.

Company

hirify.global is a development company established in 2010 that builds mobile, web, and enterprise applications for global clients across areas including IoT, blockchain, banking, fintech, networking, and ecommerce.

What you will do

• Build and maintain web applications with Next.js, React, and TypeScript.
• Design and work with PostgreSQL or Supabase data layers.
• Build and ship production LLM applications and AI Agents using prompt engineering, tool calling, structured outputs, and context engineering.
• Use Claude Code, Cursor, and Codex as part of the daily development workflow.
• Own features end to end for a browser-based platform running ComfyUI workflows and AI models for image and video generation, with workspaces, governance controls, and API-exposed workflows.
• Communicate clearly in written English and collaborate daily during US Central morning hours.

Requirements

• At least 5 years of experience; senior-level experience is preferred, while mid-level candidates may also be considered.
• Hands-on experience building production LLM applications and AI Agents.
• Strong experience with Next.js, React, and TypeScript.
• Experience with PostgreSQL or Supabase.
• Knowledge of prompt engineering, tool calling, structured outputs, and context engineering.
• Experience using Claude Code, Cursor, or Codex.
• Good working English and written communication skills.

Nice to have

• Experience with ComfyUI and image/video generation.
• Experience with Mantine, React Flow, Zustand, Vercel, or OpenRouter.

Culture & Benefits

• Flexible working hours and work-from-home options.
• Premium health insurance sponsored by the company.
• Windows or MacBook laptop and full work facilities provided.
• 12 days of annual leave plus public holidays under government regulations.
• Annual company trip, health check-up, professional development support, training programs, performance bonus, annual salary review, and employee appreciation gifts.
• Collaborative and dynamic work environment.

Hiring process

• Submit an application explaining why you want to work with hirify.global and why you consider yourself a good candidate.