Database Performance Engineer Postgresql
Home Office, CH, Switzerland
Job Description
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For our client in the banking sector based in Basel, we are looking for an experienced, motivated, and open-minded Database Performance Engineer with strong expertise in PostgreSQL.
Your tasks:
Analyze ingestion and transformation workloads to identify performance bottlenecks and inefficiencies Evaluate the use of Citus vs. native PostgreSQL features, especially in single-node setups Conduct performance experiments comparing columnar and row-based storage Optimize query planning, indexing, parallelization, and memory/I/O usage Develop improved ingestion and transformation patterns using PostgreSQL and Citus features Set up and enhance observability tools (e.g., pg_stat_statements, auto_explain, pgBadger) Deliver actionable recommendations to improve performance, scalability, and maintainability
Your profil:
Deep expertise in PostgreSQL internals and query handling Strong understanding of database performance, data management, and SQL optimization Experience with analytical workloads and update-heavy scenarios Hands-on experience designing and interpreting performance experiments Familiarity with observability tools and performance metrics Strong SQL and data modeling skills Experience with Citus, including columnar storage, is a strong plus * Fluent in English
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Job Detail
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Job IdJD1726506
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IndustryNot mentioned
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Total Positions1
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Job Type:Full Time
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Salary:Not mentioned
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Employment StatusPermanent
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Job LocationHome Office, CH, Switzerland
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EducationNot mentioned