---
title: Database Engineer (Working With Postgresql)
company: TeamQuest
category: Administrator
subcategory: Baz danych
experience_level: Senior
work_mode: hybrid
location: Warszawa
employment_type: B2B
salary_min: 18000
salary_max: 22000
salary_currency: PLN
salary_period: month
technologies: [database]
posted: 2026-03-10
valid_through: 2026-05-11
url: "https://solid.jobs/offer/30352/teamquest-database-engineer-working-with-postgresql"
---

# Database Engineer (Working With Postgresql) — TeamQuest

## Kluczowe informacje

- **Firma:** TeamQuest
- **Lokalizacja:** Centrum, Warszawa
- **Tryb pracy:** Hybrydowo
- **Wynagrodzenie:** 18.0k–22.0k PLN netto/m (B2B)
- **Forma zatrudnienia:** B2B
- **Wymiar etatu:** 100%
- **Godziny pracy:** Elastyczne godziny pracy
- **Poziom doświadczenia:** Senior
- **Kategoria:** Administrator
- **Specjalizacja:** Baz danych
- **Numer referencyjny:** TQ0102070
- **Data publikacji:** 2026-03-10
- **Aktywne do:** 2026-05-11

## Technologie i umiejętności

**Wymagane:**

- database — zaawansowany

**Mile widziane:**

- PostgreSQL

## Języki

- Polski — zaawansowany
- Angielski — zaawansowany

## Opis stanowiska

Requirements:   At least several years of experience working with SQL, PL/SQL, or PostgreSQL  Working with structures containing billions of records and terabytes of data, understanding how to ensure their efficient processing  Optimizing queries and long-running processes, even those lasting many hours  Ability to analyze query execution plans and quickly identify bottlenecks  Familiarity with working with stored procedures and the ability to use them effectively  Good knowledge of Python  Ability to handle L2-level performance problem solving  Ability to analyze data and problems from various sources  Ability to analyze system logs and use extensions such as pg_stat_statements to identify blocking processes and bottlenecks.  Knowledge of data partitioning (especially by date) to optimize searches in terabyte-sized tables  Experience working at the L2 level, i.e., solving problems and maintaining processes in a production environment  Very good English skills (B2/C1)

## Kogo szukamy

Responsibilities:   Working on projects based on PostgreSQL, data warehouses, and systems processing very large volumes of information  Co-developing a key banking application responsible for revenue management and stock reconciliation, working in a unique multi-cloud environment (AWS and GCP)  Developing competencies in DWH, data integration, and database solutions  Working on advanced PostgreSQL engine management, including MVCC mechanisms (Xmin/Xmax), Vacuum processes, and the selection of custom indexes such as BRIN   We offer:   Attractive salary  Clear plan and support for professional development;  Technological and development challenges, including in the areas of data and data analysis;  Benefits package: medical care, insurance, sports card;  Unrivaled working atmosphere.

## Lokalizacje

- Centrum, Warszawa, Polska

## O firmie — TeamQuest

**Wielkość firmy:** 20+

**Strona WWW:** https://teamquest.pl

Our client is an innovative company that has been dynamically contributing to the digitalization processes of enterprises, offering advanced solutions in the areas of Big Data, Kubernetes, cloud services, and microservices technology. Through collaboration with certified partners, such as the Snowflake platform, the company enables its clients to effectively implement and integrate cutting-edge technologies, supporting them in becoming more competitive in the digital market. We are looking for talented IT specialists who would like to join our team and work on digital transformation projects, cloud solution implementations, Kubernetes cluster audits and optimizations, as well as developing platforms for ESG reporting and commission calculation automation. If you are ready for challenges in a rapidly developing industry and want to have a real impact on shaping the future of technology, join us!

## Aplikuj

Aplikuj na: https://solid.jobs/offer/30352/teamquest-database-engineer-working-with-postgresql

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*Źródło: https://solid.jobs/offer/30352/teamquest-database-engineer-working-with-postgresql · Wygenerowano: 2026-04-30T05:27:31Z*