Machine Learning Engineer - Search Ranking

Aitopics; Singapore; Hybrid; SGD 120,000 - 199,000; Full time

Benefits offered by this job

Childcare Creche Services

Dental coverage

Employee assistance program

Health insurance

Health screening

Flexible work schedule

In person collaboration days per week

Mentorship and career growth

Work from home flexibility

Job summary

Aitopics in Singapore is seeking a senior Machine Learning Engineer to advance our search ranking capabilities. You will build generative model based recommendation systems, design ranking and retrieval algorithms, and optimize large-scale indexing and training workflows.

This hybrid role offers collaboration with research institutes, mentorship, and a benefits package including healthcare and flexible work arrangements.

Qualifications

• Build generative model based recommendation systems and ranking pipelines.
• Design search and recommendation algorithms for scalable systems.
• Develop and optimize ranking and reranking models at scale.
• Explore multimodal machine learning for improved ranking.
• Optimize large scale indexing and model training workflows.

Responsibilities

• Build and improve search ranking models and retrieval algorithms.
• Collaborate with research institutes on advanced methods.
• Implement APIs and cloud-based ML services.
• Operate in a hybrid work environment with regular in-person sessions.
• Mentor teammates and share knowledge during sessions.

Skills

Algorithms

Data Structures

Deep learning

Graph Algorithms

Knowledge graphs

LLM

Language Processing

Data Pipeline

Data Fusion

Distributed Systems

Distributed Consensus

Computer Vision

Tools

AWS

AWS Lambda

Amazon Bedrock

Amazon DynamoDB

Docker

ClickHouse

PyTorch

Python

Java

C++

C#

DeltaLake

CI/CD

Canary Deployment

Job description

Machine Learning Engineer - Search Ranking

SGD 120K-199K (estimate) Senior-level Full Time

• Build generative model based recommendation systems
• Design search and recommendation algorithms
• Develop and optimize ranking and reranking models
• Explore multimodal machine learning for ranking
• Optimize large scale indexing and model training

• APIs
• AWS
• Agent systems
• Agentic AI
• Autogen

• Collaboration with research institutes
• Hybrid work
• Knowledge sharing sessions
• Mentorship

• Childcare Creche Services
• Dental coverage
• Employee assistance program
• Health insurance
• Health screening

• AWS
• AWS Lambda
• Agents SDK
• Amazon Bedrock
• Amazon DynamoDB

• Flexible work schedule
• In person collaboration days per week
• Mentorship and career growth
• Work from home flexibility

• API Design
• Artificial Intelligence
• Batch Processing
• Cloud Computing
• Data Governance

• Flexible work practices
• Learning opportunities
• Self development time 40 hours per year

• Accelerometer
• C#
• C++
• Control Theory
• Data Fusion

• Mentorship opportunity
• Professional development

• Alerting
• Automated rollback
• C++
• CI/CD
• Canary Deployment

• Algorithms
• C#
• C++
• ClickHouse
• Data Structures

• Audit Logging
• Backup
• Clean Code
• Disaster Recovery
• Docker

• A/B
• A/B Testing
• Autonomous Agents
• B testing
• Data Mining

• Deep learning
• Java
• Knowledge graphs
• LLM
• Language Processing

• Data pipeline
• Fraud Detection
• Machine Learning
• PyTorch
• Python

• Click Through Rate
• Click Through Rate Prediction
• Conversion Rate
• Conversion Rate Prediction
• Deep learning

• Algorithms
• CTR Prediction
• CVR Prediction
• Data Structures
• Deep learning

• C++
• Fine Tuning
• Graph Algorithms
• Human Feedback
• Inference Optimization

• Batch Processing
• C#
• C++
• Data Architecture
• Distributed Consensus

• Batch Processing
• C++
• Columnar Storage
• Data Warehousing
• DeltaLake

• Computer Vision
• Data Structures
• Data Structures and Algorithms
• Deep learning
• Distributed Systems

• Algorithms
• C++
• Data Structures
• Information Retrieval
• Java