Senior Data Engineer (Databricks and Pyspark)

Unison GroupKuala Lumpur, Kuala LumpurOn-siteFull-timeSenior, 5–8 yearsListed 7 hours ago

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About this role

Position : Senior Data Engineer.
Location : Malaysia and Singapore.
Language : Mandarin Language must.
Role : Full Time Perm role + one month Bonus.

Requirements

We are looking for a Senior Data Engineer with strong expertise in Databricks, PySpark, Delta Lake, and cloud-based data pipelines . implement Lakehouse/Medallion architectures, and integrate data from multiple internal and external systems. This role requires strong technical leadership and hands-on architecture experience.

Key Responsibilities

- Design, build, and optimize data ingestion and transformation pipelines using Databricks, PySpark, and Python.
- Implement Delta Lake and Medallion architecture for scalable enterprise data platforms.
- Develop ingestion frameworks for data from SFTP, REST APIs, SharePoint/Graph API, AWS, and Azure sources .
- Automate workflows using Databricks Workflows, ADF, Azure Functions, and CI/CD pipelines .
- Optimize Spark jobs for performance, reliability, and cost efficiency.
- Implement data validation, quality checks, and monitoring with automated alerts and retries.
- Design secure and governed datasets using Unity Catalog and cloud security best practices.
- Collaborate with analysts, business users, and cross-functional teams to deliver curated datasets for reporting and analytics.
- Provide technical leadership and guidance to junior team members.

Required Skills

- 5–8+ years of experience in Data Engineering .
- Strong hands-on experience with Databricks, PySpark, Delta Lake, SQL, Python .
- Experience with Azure Data Lake, ADF, Azure Functions , or AWS equivalents (S3, Lambda).
- Experience integrating data from APIs, SFTP servers, vendor data providers, and cloud storage .
- Knowledge of ETL/ELT concepts, Lakehouse/Meddalion architecture , and distributed processing.
- Strong experience with Git, Azure DevOps CI/CD , and YAML pipelines.
- Ability to optimize Spark workloads (partitioning, caching, Z-ordering, performance tuning).

Good to Have

- Exposure to Oil & Gas or trading analytics (SPARTA, KPLER, IIR, OPEC).
- Knowledge of Power BI or data visualization concepts.
- Familiarity with Terraform , Scala, or PostgreSQL.
- Experience with SharePoint development or .NET (optional)