Full Stack Engineer (AI Products & Platforms)

Location: Vietnam (Ho Chi Minh City, Hanoi, or Da Nang)

Company

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

What you will do

• Own end-to-end development of scalable, secure web applications integrating frontend, backend, cloud infrastructure, and AI services.
• Design and maintain responsive, accessible, performant frontend applications and reliable backend services and APIs.
• Deliver, enhance, and scale AI-enabled products in production for a Singapore public sector agency.
• Implement automated testing, CI/CD, infrastructure provisioning, monitoring, and cloud deployments in a DevOps-driven environment.
• Apply authentication, authorization, API security, frontend security, and secure coding practices.
• Continuously improve application performance, maintainability, software quality, and developer productivity.

Requirements

• Degree or diploma in Computer Science, Computer Engineering, Information Technology, or a related discipline.
• Strong proficiency in frontend and backend development, with experience delivering production-ready web applications and digital products across development, testing, deployment, and production support.
• Git and modern branching workflows.
• JavaScript and TypeScript; React and/or Next.js; responsive, user-centric web applications; and familiarity with Material UI or Tailwind CSS.
• Node.js with Express or NestJS and/or Python with FastAPI, Flask, or Django; strong REST API development; and familiarity with GraphQL and WebSockets.
• Experience with caching such as Redis, API rate limiting, horizontal scaling, load balancing, and integrations with enterprise systems and third-party platforms.
• Production experience building LLM-powered features, including RAG, tool or function calling, agent workflows, guardrails, and LLM output evaluation; proficient use of AI coding assistants with sound engineering discipline.
• GitLab CI/CD, modern DevOps practices, AWS services and architectures, Docker, and application monitoring and observability tools.
• Knowledge of LLM-specific risks including prompt injection and sensitive data leakage; authentication and authorization with OAuth or JWT; API security, secure coding, cloud security, and OWASP Top 10.
• Unit and integration testing, automated testing frameworks, and troubleshooting and resolution of production issues.

Nice to have

• Experience delivering projects for the Singapore Government or Public Service sector.
• Familiarity with government security, governance, and compliance requirements.
• Experience with Microsoft Copilot, Azure OpenAI, or other enterprise AI platforms.
• Experience developing AI agents, copilots, chatbots, or workflow automation solutions.
• Familiarity with Kubernetes and container orchestration platforms.

Culture & Benefits

• 14 days of annual leave, with up to 6 unused days carried forward.
• Paid sick leave, hospitalization leave of up to 60 days, paid public holidays, and time off in lieu when applicable.
• Group medical insurance covering outpatient and hospitalization care.
• Work equipment, office snacks and drinks, and family-related gifts and bereavement allowance.
• Mentorship and direct coaching from senior management, with skill development through client projects, workshops, and seminars.
• Clear progression toward leadership roles in a growing company.