ETL Engineer: Build Reliable, Scalable Data Pipelines

hayleys mobility; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

Hayleys Mobility in Singapore is seeking an experienced ETL Developer/Engineer to build and maintain robust data pipelines that extract from diverse sources, transform into analytics-ready formats, and load into data warehouses or data lakes. You will work with data analysts, scientists, engineers, and business teams to ensure timely, well-documented datasets.

As an ETL professional, you may design broader pipeline architecture, optimize processing for scale, and integrate batch or streaming

Qualifications

• Bachelor’s degree in computer science, information systems, data engineering, or a related field; equivalent experience may be considered
• Experience developing ETL or ELT pipelines, data integrations, or data engineering solutions
• Strong SQL skills and experience with relational databases and data modeling
• Programming or scripting experience in Python, Java, Scala, or another relevant language
• Familiarity with ETL tools and orchestration platforms such as Informatica, Talend, SSIS, dbt, Airflow, or equivalent
• Experience with data warehouses, data lakes, cloud platforms, and large-scale data processing is an asset
• Understanding of data quality, testing, lineage, transformation logic, and error handling
• Strong troubleshooting and performance optimization skills
• Ability to document data flows and collaborate with technical and business stakeholders
• Awareness of data security, privacy, access controls, and governance practices
• Good project-management and organization skills for coordinating dependencies and delivery timelines
• Relevant cloud, database, or data engineering certifications are beneficial
• Manager-level roles may require team leadership, architecture oversight, delivery planning, and stakeholder management experience
• Experience with streaming data, distributed processing, or platform migrations is an asset for engineering-focused roles

Responsibilities

• Builds and maintains data pipelines to extract, transform, and load data across source systems and analytical platforms
• Collaborates with data analysts, data scientists, software engineers, and business teams to meet data requirements
• Designs pipeline architectures, optimizes processing for scale, and integrates batch or streaming data
• Tests transformations, monitors data quality, and documents lineage and dependencies
• Improves pipeline performance, scalability, maintainability, and cost, and supports security and governance

Skills

SQL

Python

Data modeling

ETL workflows

Data quality

Education

Bachelor’s degree in CS/IS/Data Eng

Tools

Informatica

Talend

SSIS

dbt

Airflow

Job description

Hayleys Mobility in Singapore is seeking an experienced ETL Developer/Engineer to build and maintain robust data pipelines that extract from diverse sources, transform into analytics-ready formats, and load into data warehouses or data lakes. You will work with data analysts, scientists, engineers, and business teams to ensure timely, well-documented datasets.

As an ETL professional, you may design broader pipeline architecture, optimize processing for scale, and integrate batch or streaming