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  •  ...EST). MUST HAVES - 4+ years of professional experience ; - Deep understanding of PostgreSQL internals, performance tuning, and optimization; - Deep understanding of JPA and Hibernate ORM , experience with performance tuning techniques for Java web... 
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    Pełny etat
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    AgileEngine

    Gdynia
    7 dni temu
  • 100 - 125 zł / stawka godzinowa

     ...retries, and guardrails., Ship Next.js and Tailwind-based design systems web apps., Own database schemas, migrations, and performance tuning for PostgreSQL-heavy workloads., Automate tests (pytest, React Testing Library) and keep Docker-based dev/staging environments... 
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    Pełny etat

    Idego Group Sp. z o.o.

    Gdynia
    miesiąc temu
  •  ...maintain ETL/ELT workflows orchestrated in Airflow and Oozie, Ensure performance, scalability, and reliability of Spark jobs, including tuning, partitioning, and memory optimization, Implement high-quality, testable code with strong unit and integration test coverage,... 
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    2 dni/tydzień
    Praca na wakacje
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    Jit Team sp. z o.o.

    Gdynia
    24 dni temu
  • 20500 - 28000 zł

     ...clear, structured prompts to ensure well-formatted and reliable LLM outputs, Validating responses for relevance and accuracy, and fine-tuning prompts and workflows accordingly, Developing and integrating tools (e.g., topology lookups, telemetry APIs) and verifying their... 
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    CodiLime

    Gdynia
    11 dni temu