Remote Backend Engineer, AI Systems & Inference

CYGNIFY PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

CYGNIFY PTE. LTD. is a Singapore-based startup delivering AI applications with 100% remote work.

As a Backend Engineer, AI, you will own the inference and orchestration layer, building APIs used across mobile and desktop clients, while balancing latency, correctness, and cost. You will work within a small, globally distributed team, focusing on high throughput systems and production readiness, deploying with Kubernetes, Docker, Python, and PyTorch.

Qualifications

• Experience building production-grade APIs and services.
• Ability to run systems under load and debug distributed components.
• Knowledge of AI inference patterns (LLMs, embeddings, multimodal).
• Familiarity with containerized microservices and scalable architectures.

Responsibilities

• Own the inference and orchestration layer powering AI interactions.
• Build and operate production systems exposing fast, stable APIs for clients.
• Collaborate to optimize latency, accuracy and cost in real-world usage.

Skills

Backend engineering

Low-latency systems

AI inference patterns

Distributed systems debugging

Production delivery

Tools

Kubernetes

Docker

Python

Node.js

PyTorch

LLMs

SQL

NoSQL

Job description

CYGNIFY PTE. LTD. is a Singapore-based startup delivering AI applications with 100% remote work.

As a Backend Engineer, AI, you will own the inference and orchestration layer, building APIs used across mobile and desktop clients, while balancing latency, correctness, and cost. You will work within a small, globally distributed team, focusing on high throughput systems and production readiness, deploying with Kubernetes, Docker, Python, and PyTorch.