- Singapore Singapore
Working Location
Job Description
Responsibilities
Build an AI product from the ground up.
Most AI applications today are still glorified chatbots.
We're building something different.
A1 is creating an AI-native product that can plan, reason, remember, use tools, recover from failures, and proactively help users complete real-world tasks. Think beyond prompts and chat—this is about building reliable AI systems people can depend on every day.
We're looking for a Full Stack Engineer – AI Systems who wants to solve difficult engineering problems at the intersection of product, distributed systems, and LLMs.
What you'll be buildin
g• End-to-end AI-native product features across frontend, backend, and AI system
s• Agentic workflows capable of planning, tool usage, multi-step execution, and recover
y• Production-grade integrations with LLMs, memory, RAG, and external tool
s• Real-time AI experiences with streaming responses and low latenc
y• Reliable systems with strong observability, evaluation, and fallback mechanism
s
What we're looking f
or Strong Full Stack Engineering experience (Next.js / React, Python, Node.j
s) Experience building production AI applications using LLMs, RAG, or AI agen
ts Strong system design and API architecture fundamenta
ls Someone who thrives in ambiguity, takes ownership, and enjoys building from scrat
chTech Sta
ckNext.js • Python • Node.js • PyTorch • OpenAI / Anthropic / Open-source LLMs • SQL / NoSQL • Docker • Kubernet
es
Why jo
in?• Build a category-defining AI product from day
one• High talent-density team with a flat structure and no unnecessary bureaucr
acy• Significant ownership—you'll shape both the product and the engineering direct
ion• Remote-first work environm
ent• Solve some of the hardest problems in production AI to
day• Work alongside engineers passionate about building reliable AI systems, not de
mos
How To Ap
ply:Submit your application by emailing a detailed copy of your upd
atedResume in MS Word Format to Lin Jin Sen (EA Personnel Reg. No. R26159541, Achieve Career Consultant Pte Ltd EA Licence No. 05C3
451)by clicking the “Apply Now” or email to *************asia for a confidential discus
work
Equal Opportunity Sta
tement
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