Backend Engineer (AI Application) - TikTok Local Service (Singapore)

Ellis Technologies, Inc.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

Ellis Technologies, Inc. is looking for a skilled backend developer to join their AI Application team in Singapore. You will be responsible for designing and developing scalable backend systems for AI-driven products in the local service domain.

The ideal candidate should have a Bachelor's degree in Computer Science and solid programming skills in Go, Java, or Python. Familiarity with cloud-native systems is also essential.

Qualifications

• Solid programming skills in Go, Java, or Python.
• Experience with large-scale backend development.
• Strong understanding of distributed systems.

Responsibilities

• Design and develop robust backend systems for AI-driven products.
• Collaborate with product managers and frontend developers.
• Build APIs and data pipelines for operation tools.

Skills

Programming skills in Go, Java, or Python

Microservice architecture

Backend development

Cloud-native systems (Kubernetes, Docker)

Data structures and algorithms

Strong communication

Education

Bachelor's or higher degree in Computer Science, Software Engineering, or related fields

Tools

MySQL

Redis

MongoDB

Job description

Employment Information

Location:

Employment Type: Regular

Job Code: A223119

About the Team

TikTok Local Service is on a mission to empower local merchants, creators, and users by making local experiences more accessible, enjoyable, and intelligent. Our team focuses on leveraging cutting‑edge AI technologies to improve user conversion, enhance creator/merchant operations, and enable new forms of smart digital interaction across the local services ecosystem. You will join an AI Application team that is at the forefront of integrating LLMs and intelligent agents into real‑world scenarios such as smart content generation for creators, personalized shopping assistants, automated merchant support, and AI‑powered analytics for storefront operations.

Responsibilities

• Design and develop robust, scalable, and high‑performance backend systems for AI‑driven products in the local service domain.
• Collaborate closely with product managers and frontend developers to bring intelligent features into production.
• Build APIs, data pipelines, and microservices to support content generation, and operation tools for creators and merchants.
• Optimize systems for reliability, latency, and cost efficiency in a high‑traffic environment.
• Participate in system architecture design and tech planning discussions; drive best practices for code quality and engineering excellence.

Qualifications

Minimum Qualifications

• Bachelor’s or higher degree in Computer Science, Software Engineering, or related fields.
• Solid programming skills in Go, Java, or Python, and familiarity with microservice architecture.
• Experience with large‑scale backend development and cloud‑native systems (Kubernetes, Docker, etc.).
• Familiarity with relational and non‑relational databases (e.g., MySQL, Redis, MongoDB).
• Good understanding of data structures, algorithms, and distributed systems.
• Strong communication skills and ability to work in cross‑functional, international teams.

Preferred Qualifications

• Experience in AI‑related backend infrastructure, such as feature serving, vector retrieval, or LLM service integration.
• Familiarity with content platforms, or local commerce ecosystems.
• Experience working with business‑side teams (merchants, creators) and understanding of user/product feedback loops.