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Lead Full-Stack Software Engineer (Python + Pandas)

Lead Full-Stack Software Engineer (Python + Pandas)

SQUARE ONE RESOURCES sp. z o.o.Warszawa, mazowieckie, Polska
4 days ago
Job description

Lead Full-Stack Software Engineer (Python + Pandas)

Miejsce pracy : Warszawa

Technologies we use

Expected

  • Python
  • FastAPI
  • Pydantic
  • Pandas
  • Polars
  • MongoDB
  • Delta Tables

Optional

  • Azure Cloud
  • Databricks
  • Spark
  • PySpark
  • Docker
  • Kubernetes
  • About the project

    You will work within a modern technology environment and contribute to the development of scalable data-driven applications while leading a skilled engineering team.

    Your responsibilities

  • Design, develop, and maintain high-performance Python-based applications
  • Enforce development best practices and maintain high code quality across the project
  • Conduct code reviews and provide technical guidance to the development team
  • Collaborate closely with other engineers and cross-functional teams
  • Serve as a key point of contact for the client, ensuring clear communication and expectation alignment
  • Drive continuous improvement in performance, scalability, and reliability of solutions
  • Create and maintain technical documentation for code, architecture, and workflows
  • Mentor junior developers and support their technical growth
  • Our requirements

  • 7+ years of hands-on experience in Python development
  • Strong proficiency in FastAPI and Pydantic
  • Deep knowledge of Pandas or Polars for data manipulation
  • Experience with asynchronous programming using asyncio
  • Familiarity with various data formats and structures (e.g. MongoDB, Parquet, Delta Tables)
  • Proven experience in data processing and transformation pipelines
  • Solid analytical and problem-solving skills
  • Ability to self-manage, structure tasks, and deliver under tight deadlines
  • Optional

  • Experience with Azure Cloud and its components (Service Bus, Data Lake, Blob Storage, Redis)
  • Familiarity with Databricks, Spark, PySpark
  • Knowledge of containerization tools (Docker, Kubernetes)
  • Understanding of microservices architecture
  • This is how we organize our work

    This is how we work

  • at the client's site
  • What we offer

  • Remote work
  • B2B Contract – flexible collaboration, straightforward settlements.
  • Long-Term Cooperation – we offer long-lasting projects, and once they end, we strive to find new ones that suit your skill set.
  • SQUARE ONE RESOURCES sp. z o.o.

    At Square One Poland we link IT experts with the business. With over 25 years of experience, we specialize in recruitment processes on a global scale. Despite years of experience, we still have a startup DNA and this is our advantage. Our offices are located in London and Warsaw, however, we can reach clients from all over the world, from start-ups to big worldwide corporations.

    Klikając w przycisk „Aplikuj” lub w inny sposób wysyłając zgłoszenie rekrutacyjne, zgadzasz się na przetwarzanie Twoich danych osobowych przez SQUARE ONE RESOURCES sp. z o.o. z siedzibą w : Puławska 2, 02-566 Warszawa (Pracodawca), jako administratora danych osobowych w celu przeprowadzenia rekrutacji na stanowisko wskazane w ogłoszeniu.

    Twoje dane osobowe będą przetwarzane w oparciu o następujące podstawy prawne : (a) aby podjąć działania na Twoje żądanie przed zawarciem umowy (np. informacje o oczekiwanym wynagrodzeniu i dostępności do rozpoczęcia pracy); (b) w oparciu o nasz prawnie uzasadniony interes (np. imię, nazwisko, data urodzenia, dane kontaktowe, wykształcenie, kwalifikacje zawodowe, przebieg dotychczasowego zatrudnienia); c) w oparciu o Twoją zgodę, która wyrażona jest poprzez przeslanie dokumentów aplikacyjnych zawierających takie informacje jak np. wizerunek czy zainteresowania. Podanie wszystkich danych osobowych, o których mowa powyżej jest dobrowolne, natomiast dane wymienione w lit. a) i b) są niezbędne do wzięcia udziału w rekrutacji. Niepodanie danych skutkuje brakiem możliwości rozpatrzenia kandydatury. Podanie pozostałych danych jest dobrowolne, ale może pomóc w sprawnym przeprowadzeniu procesu rekrutacji. Masz prawo żądać dostępu do Twoich danych (w tym uzyskania ich kopii), sprostowania danych, ich usunięcia, ograniczenia przetwarzania, przeniesienia, jak również wniesienia sprzeciwu wobec ich przetwarzania. Masz także prawo wniesienia skargi do Prezesa Urzędu Ochrony Danych Osobowych. Twoje dane osobowe mogą zostać przekazane dostawcom usługi publikacji ogłoszeń o pracę, dostawcom systemów do zarządzania rekrutacjami, dostawcom usług IT (hosting), dostawcom systemów informatycznych. Podane przez Ciebie dane osobowe nie będą wykorzystywane w celu profilowania albo podejmowania decyzji w sposób zautomatyzowany. Twoje dane osobowe będą przetwarzane przez okres maks. 1 roku od zakończenia publikacji ogłoszenia, chyba, że wyraziłeś odrębną zgodę na wykorzystanie Twoich danych osobowych w przyszłych rekrutacjach. W celu realizacji praw lub w przypadku jakichkolwiek pytań związanych z przetwarzaniem Twoich danych osobowych skontaktuj się z nami pod adresem : plinfo@squareoneresources.com.

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    Lead Software Engineer • Warszawa, mazowieckie, Polska

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