AI Backend Engineer – Agent Systems

ActAI; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

ActAI is seeking a Backend Engineer, AI to own the inference and orchestration layer powering every AI interaction in the product. You will build and operate production systems that turn model capability into fast, stable APIs used across mobile and desktop clients.

Focus on low-latency, scalable services, orchestration around models, and robust monitoring. Join a team delivering reliable AI-native experiences at scale.

Qualifications

• Experience building backend services with high throughput and low latency.
• Familiarity with AI inference patterns (LLMs, embeddings, multimodal).
• Bias toward shipping and learning from production behavior.

Responsibilities

• Build and operate backend systems that serve AI-powered features in production.
• Design inference pipelines, orchestration layers, and service boundaries around models.
• Own production concerns: monitoring, logging, alerting, and incident response.
• Optimize latency and throughput across inference, caching, batching, and streaming.

Skills

Backend engineering

Low-latency systems

AI inference patterns

Production observability

Tools

Docker

Job description

ActAI is seeking a Backend Engineer, AI to own the inference and orchestration layer powering every AI interaction in the product. You will build and operate production systems that turn model capability into fast, stable APIs used across mobile and desktop clients.

Focus on low-latency, scalable services, orchestration around models, and robust monitoring. Join a team delivering reliable AI-native experiences at scale.