Senior Data Engineer – Build Modern Data Pipelines

About the role

A Senior Data Engineer will design, build and own the data pipelines that power Asuer's insurance, telecoms, and upcoming payments businesses. You will be the foundation for analysts, scientists and business teams.

Key responsibilities

• Design, build and own Asuer's end‑to‑end data pipelines.
• Model the data warehouse on PostgreSQL.
• Orchestrate workloads with Airflow, Prefect or Dagster.
• Operate cloud infrastructure on GCP, AWS or equivalent.
• Build clean ingestion from ERP (Odoo) and other operational systems.
• Partner with Data Analyst and Data Scientist on the data layer.
• Document data sources, lineage, transformations and assumptions.
• Ensure data integrity, security and version control.

Required profile

• Minimum 5 years experience as a Data Engineer or Analytics Engineer.
• Proven track record of building production data pipelines.
• Ability to translate vague business questions into clean datasets and reliable pipelines.
• Strong documentation skills for data sources, lineage and assumptions.
• Clear communication with engineers and business stakeholders.
• Comfortable working in a small, high‑autonomy team.
• South African work authorization.
• Tertiary qualification in Engineering or Computer Science (preferred universities listed).

Required skills

• SQL (high proficiency)
• Python (including Pandas and Matplotlib)
• PostgreSQL
• Airflow, Prefect or Dagster
• GCP or AWS (cloud platforms)
• Excel
• AI tools such as Claude, ChatGPT, Cursor
• Jupyter Notebooks