Senior Backend Architect: AI-Powered Security Platform

Shopee; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

Shopee is seeking a senior technical lead to architect and drive the Business Security Platform, leveraging AI/LLM technologies to automate risk discovery, analysis, and governance. You will shape end-to-end workflows, build scalable services for anti-fraud, anti-scam, payments, and account security, and deliver reusable data computing products.

You will mentor engineers, perform critical reviews, and push for high engineering quality while collaborating with product and data teams to ensure

Qualifications

• Bachelor's degree or above in Computer Science, Software Engineering, Artificial Intelligence, or a related field.
• Hands-on experience in LLM application development and production implementation, with deep understanding of Context Engineering, AI Agents, Evaluation Frameworks.

Responsibilities

• Lead architecture design and core capability development of the Business Security Platform using AI/LLM technologies for end-to-end risk workflows.
• Design and implement high-performance, scalable platform services for anti-fraud, anti-scam, payments, and account security.
• Build data computing and data service capabilities for risk decisioning with reusable data computing products.
• Research, evaluate, and apply best practices in AI Agents, LLM application engineering, and anti-fraud system engineering to drive technology adoption.
• Collaborate with product, algorithm, strategy, data, and platform teams for smooth integration and scalable adoption of anti-fraud systems.
• As a senior technical expert, lead critical technical reviews, solve complex engineering challenges, and raise engineering standards and talent development within the team.

Skills

LLM application development

System design

Cross-functional collaboration

Problem solving

Team leadership

Education

Bachelor's degree in CS/SE/AI or related field

Tools

Go

Java

Job description

Shopee is seeking a senior technical lead to architect and drive the Business Security Platform, leveraging AI/LLM technologies to automate risk discovery, analysis, and governance. You will shape end-to-end workflows, build scalable services for anti-fraud, anti-scam, payments, and account security, and deliver reusable data computing products.

You will mentor engineers, perform critical reviews, and push for high engineering quality while collaborating with product and data teams to ensure