AI-Driven Full-Stack Product Engineer - Build from Zero

United States Digital Space LLC; Singapore; On-site; SGD 120,000 - 190,000; Full time

Job summary

United States Digital Space LLC in Singapore is seeking a senior software engineer who will shape product, architecture, and technical direction from the ground up. You’ll work directly with the founding team and production users to turn messy workflows into reliable software across the stack.

This is not a narrow role; you’ll move across frontend, backend, data, and deployment, establishing engineering standards and owning decisions that balance speed, quality, and runway.

Qualifications

• 5+ years of software engineering experience.
• Strong frontend: React, Next.js, TypeScript.
• Strong backend: Node.js or Python.
• Experience with Postgres, Supabase, Firebase.
• Experience shipping production web applications.
• Good judgment around authentication, data security, reliability.
• Comfortable in an early-stage environment with incomplete information.
• Product-minded with the ability to think beyond tickets.
• Clear communicator who can work with non-technical founders.

Responsibilities

• Build and ship core product features across the full stack.
• Own frontend, backend, database, auth, and deployment decisions.
• Integrate AI and LLM workflows into user-facing product flows.
• Design secure handling of scripts, documents, and production IP.
• Build internal tools, dashboards, and workflow automations.
• Work with founders and production users to turn ambiguity into shipped software.
• Set engineering standards for future hires.
• Make pragmatic architecture decisions balancing speed, quality, and runway.

Skills

5+ years of software engineering

React/Next.js/TypeScript

Node.js/Python backend

Postgres/Supabase/Firebase

Production web apps

Auth & security

Product-minded

Clear communicator

Job description

United States Digital Space LLC in Singapore is seeking a senior software engineer who will shape product, architecture, and technical direction from the ground up. You’ll work directly with the founding team and production users to turn messy workflows into reliable software across the stack.

This is not a narrow role; you’ll move across frontend, backend, data, and deployment, establishing engineering standards and owning decisions that balance speed, quality, and runway.