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Full Stack Engineer, AI systems

bjakcareerSingaporeActAI Engineering
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Mid
Posted
28 Sept 2026
Status
Open · checked 7d ago

About this role

This role suits an engineer with full-stack and artificial intelligence experience who wants to build proactive applications in Singapore. The Full Stack Engineer, AI systems position at bjakcareer involves developing the product layer that turns intelligent capabilities into reliable, production-grade workflows.

Role Overview

The Full Stack Engineer, AI systems position is based in Singapore and focuses on creating production-grade product layers for proactive applications. The professional in this role will design how autonomous agents operate, handle failures, recover, and deliver consistent value to users.

Key Responsibilities

Build end-to-end product features across frontend systems, backend architectures, and artificial intelligence integrations.
Design agent workflows that manage planning, tool utilization, failure handling, and recovery across multiple steps.
Integrate large language models, memory components, and external tools into systems operating under real-world conditions.
Design real-time artificial intelligence interactions featuring streaming, partial results, and tight latency constraints.
Enhance system reliability, observability, and fallback mechanisms.
Collaborate with machine learning, backend, and product teams to ship features end-to-end.
Iterate continuously based on real usage patterns and failure modes.

Requirements

Strong background in full stack engineering covering both frontend and backend development.
Solid understanding of system design principles and application programming interface architecture.
Experience working with large language models, retrieval-augmented generation systems, or artificial intelligence applications.
Ability to navigate ambiguity and make pragmatic engineering decisions.
Strong ownership capability to take features from initial ideas to production.
Comfort operating in fast-moving environments with evolving requirements.

Skills and Tools

Next.js
Python
Node.js
PyTorch
OpenAI, Anthropic, and open-source large language models
SQL and NoSQL databases
Kubernetes
Docker

About the Company

ACTAI builds proactive applications for users worldwide, aiming to bring intelligence to conversations, errands, organizing, and workflows with minimal prompting. The organization focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion to reduce hallucinations and help individuals spend time on meaningful tasks.

How to Apply

Interested candidates should apply on the official company careers page.

Skills and tech stack

Questions candidates ask

Where is the Full Stack Engineer, AI systems position located?

The job is located in Singapore.

What technologies are used in this role?

The tech stack includes Next.js, Python, Node.js, PyTorch, OpenAI, Anthropic, open-source large language models, SQL, NoSQL, Kubernetes, and Docker.

What is the primary focus of the engineering work?

The focus involves building end-to-end product features, designing multi-step agent workflows, integrating large language models and memory systems, reducing latency, and improving system reliability.

What does the interview process look like?

The evaluation includes three to four interviews conducted via virtual meetings and or onsite sessions with technical team members.

What kind of team environment does the company have?

The team operates as a small, high-talent density group that makes decisions collectively, moves rapidly, and expects members to execute independently.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site