The role requires English language skills, and candidates to be based in Switzerland, with one day per week in the office.
Key Responsibilities:
- Analyse current ingestion and transformation workloads to identify performance bottlenecks
- Assess the continued use of Citus in the set-up, including a comparison of its benefits and limitations versus native PostgreSQL features
- Conduct targeted experiments comparing Columnar and regular row-based tables
- Query performance for large analytical workloads
- General performance optimisation including Query planning and execution, Index usage and tuning parallelisation
Desirable Requirements:
- Strong background in PostgreSQL
- Expert in SQL and Data Modelling
- Experience designing and interpreting performance experiments
- Hands-on experience with Citus, including columnar storage is a plus
The role offers the flexibility of a hybrid work arrangement and is a contract until the end of the year, which will likely be extended until the end of Q2 next year
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