Data Engineer
Ascendion Geylang Temporary
Role:
- This team builds an enterprise data lake/warehouse powering product, operations, and analytics.
- We’re hiring a data engineer with strong Big Data engineering and stakeholder-facing analytics skills to design data models, build reliable pipelines, and deliver trusted BI insights across functional teams.
- You’ll partner with the BSA and business stakeholders to translate needs into scalable data solutions while ensuring security, governance, and high data quality.
Responsibilities:
- Design and build distributed ETL/ELT pipelines for large datasets (batch and/or near real-time).
- Develop and optimise data models (dimensional/warehouse patterns) to enable self-serve analytics.
- Implement data quality controls, reconciliation checks, and monitoring/alerting for pipeline reliability.
- Build and maintain CI/CD for data pipelines (testing, deployment, and rollback practices).
- Troubleshoot performance/data issues (skew, partitioning, late data, duplicates), and propose fixes at the source.
Required skills:
- 5–7 years in data engineering with hands-on big data exposure.
- Strong SQL (window functions, tuning, complex transformations).
- Hands-on with Spark and at least one ecosystem component (Hive/Hadoop) in production.
- Experience with data modelling/warehousing patterns (star schema, SCD, ETL design).
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