Principal Algorithm Engineer

SHOPEE IP SINGAPORE PRIVATE LIMITED; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

A leading e-commerce firm is seeking a technical leader to define and drive the roadmap for their search systems. This role requires deep experience in algorithm development, team management, and a strong grasp of e-commerce search technologies. The candidate must possess a minimum of 13 years in algorithm development and at least 4 years in managing large teams. Join a dynamic team focused on revolutionizing e-commerce search and improving user experiences through advanced algorithms and AI techniques.

Qualifications

• Minimum 4 years of people management experience, managing teams of 20 or more engineers.
• Minimum 13 years of experience in algorithm development.
• Proven ability to design and implement end-to-end search algorithms.

Responsibilities

• Define and drive the technical roadmap for Shopee’s search systems.
• Lead the optimization and evolution of large-scale e-commerce search systems and algorithms.
• Serve as the technical and people leader of an algorithm team.

Skills

TensorFlow

Machine Learning

Talent Development

Pipelines

Algorithm Optimization

Mathematics

Artificial Intelligence

Succession Planning

User Experience

Computer Vision

Product Engineering

PyTorch

Algorithm Development

Python

Statistics

People Management Experience

Education

Bachelor’s degree in Computer Science, Machine Learning or related fields

Job description

Roles & Responsibilities

About the Team

We are committed to building a top-tier e-commerce search platform that integrates platform revenue, user experience, and merchant ecosystem for symbiotic development. As a core pillar of Shopee's search core algorithm team, we are in a critical phase of technological iteration and business breakthroughs, taking the lead in defining the next-generation evolution direction of e-commerce search technology and driving a new curve of business growth through algorithm innovation.

Job Description

• Define and drive the technical roadmap for Shopee’s search systems, ensuring the platform remains at the forefront of e-commerce search technology. Actively explore, evaluate, and apply advanced AI techniques within real-world search scenarios.
• Lead the optimization and evolution of large-scale e-commerce search systems and algorithms to improve search efficiency, user experience, GMV, and platform revenue. This includes enhancing personalized recall and ranking, applying Large Language Models (LLMs) in search pipelines, and optimizing ranking mechanisms in close alignment with e-commerce business objectives.
• Serve as the technical and people leader of an algorithm team, responsible for talent development, succession planning, and building a strong engineering culture. Own the planning, resource allocation, and execution of core algorithm initiatives, and foster a highly cohesive, high-performing team with strong technical depth, innovation capability, and execution excellence.
• Collaborate closely with product, engineering, and business stakeholders to ensure algorithmic solutions are aligned with company strategy and directly support key business objectives.

Requirements

• Bachelor’s degree or higher in Computer Science, Machine Learning or related fields.
• Experience in large-scale e-commerce search systems.
• Minimum 4 years of people management experience, managing teams of 20 or more engineers.
• Minimum 13 years of experience in algorithm development.
• Proven ability to design and implement end-to-end search algorithms, including constructing algorithm architectures, optimizing samples, features, and model structures, and implementing Generative Recall using Large Language Models (LLMs). Demonstrated leadership in driving key technical initiatives and managing teams.
• Strong business sensitivity and data‑driven thinking; can accurately identify business pain points and solve core business problems through algorithm innovation; have successful cases of significantly improving key business indicators (such as search conversion rate, user dwell time, advertising ROI, etc.) through algorithm optimization.

Tell employers what skills you have

• TensorFlow
• Machine Learning
• Talent Development
• Pipelines
• Algorithm Optimization
• Mathematics
• Artificial Intelligence
• Succession Planning
• User Experience
• Computer Vision
• Product Engineering
• PyTorch
• Algorithm Development
• Python
• Statistics
• People Management Experience