Senior Python Developer

C&F is a technology services company providing innovative solutions in Data Management, Big Data, Advanced Analytics and Compliance. With a highly integrated team of 400+ experts, for over 20 years C&F has been delivering superior engineering and premium operations to Fortune 500 companies, primarily in the Life Science industry.

You will be responsible for:

• Design architecture of GenAI applications,
• Design, develop, and maintain Python code in AI applications and components,
• Code review and identification of areas of improvments,
• Collaborate with data scientists and machine learning engineers to utilize AI models in the applications,
• Knowledge of basic types of solutions using GenAI models (RAGs, agentic workflows, etc.)
• Collaborate with other roles (managers, testers, DevOps, etc.) through the whole life cycle of a project,
• Develop and maintain APIs and microservices for AI integration with other systems,
• Conduct experiments and evaluations to measure the performance of GenAI models,
• Stay up-to-date with the latest advancements in GenAI technologies,Contribute to a collaborative and innovative team culture.

Additional advantages, but not required directly for the position:

• Knowledge of another object-oriented programming language (Java/C#/C++)
• Knowledge of Machine Learning algorithms and libraries (scikit-learn, PyTorch)

What you will need:

• At least 6 years of experience and fluency in Python development ecosystem,
• Experience in building back-end services in Python with frameworks like FastAPI (or Flask), SQL and NoSQL databases,
• Knowledge of clean code and design patterns in Python, strong attitude to build well structured, high quality solutions,
• Experience in writing robust unit tests for developed applications,
• Experience in using GenAI models in building business applications,
• Familiarity with cloud platforms (AWS, GCP, Azure) and cloud-native technologies,
• Familiarity with Continuous Deployment lifecycle,
• Excellent problem-solving and analytical skills,
• Ability to work independently and as part of a team,
• Very good knowledge of English and Polish
• Strong communication and documentation skills

What we offer:

• Flexible cooperation terms: Choose between full-time employment or a contract-based agreement.
• Professional Development Support: Access a dedicated budget for your professional development and get reimbursed for English classes.
• Remote-First Approach: While we primarily work remotely, we ask employees to be open to occasional office visits (in agreement with their leader).
• Comprehensive Benefits Package: Enjoy private medical care (Medicover/Luxmed), sports memberships (Multisport), and access to the Employee Capital Plan (PPK).
• Exciting Events: Experience the best of C&F Office Days—great food, exciting tournaments, and expert-led sessions during our Happy Tech Hours. Plus, enjoy spontaneous pop-up events like kayaking adventures, guided tours, and family picnics.
• Team-Building Budget: Take advantage of a quarterly budget for team fun—whether it’s dining out, bowling, or any other experience you choose.
• A Vibrant Company Culture: We foster a respectful, collaborative environment that values teamwork over competition. Whether you're seeking a refreshing change from corporate monotony or looking to continue thriving in a positive work culture, you'll find a supportive and engaging workplace here.

Uprzejmie informujemy, że:

(1) Udostępnienie przez Kandydata danych osobowych ma charakter dobrowolny;

(2) Administratorem danych osobowych podanych przez Kandydata jest C&F S.A. z siedzibą w Warszawie przy ulicy Domaniewskiej 50, 02-672 Warszawa.

(3) W ramach procesu rekrutacyjnego C&F S.A. może udostępnić dane osobowe Kandydatów spółkom powiązanym:

• C&F EMEA GmbH z siedzibą w Friedrich-Ebert-Anlage 64, Heidelberg 69117, Niemcy

• C&F LLC z siedzibą w 411 N Lincoln Ave, Loveland, CO 80537, Denver, USA

(4) Kandydatowi przysługuje prawo dostępu do swoich danych osobowych, sprostowania i/lub usunięcia danych osobowych, wycofania zgody w zakresie przetwarzania danych osobowych, ograniczenia przetwarzania danych osobowych oraz do złożenia skargi do organu nadzorczego;

(5) Wykorzystanie i przetwarzanie danych osobowych przez C&F S.A. jest zgodne z obowiązującymi aktami prawnymi w zakresie danych osobowych w tym, z Rozporządzeniem Parlamentu Europejskiego i Rady (UE) 2016/679 z dnia 27 kwietnia 2016 r. w sprawie ochrony osób fizycznych w związku z przetwarzaniem danych osobowych i w sprawie swobodnego przepływu takich danych;

(6) Zgłoszenia w zakresie realizacji praw Kandydatów związanych z przetwarzaniem danych osobowych należy kierować na adres e-mail administratora danych: dpo@candf.com

(7) Szczegółowe informacje w zakresie przetwarzania danych osobowych przez C&F S.A. znajdują się w „Polityce Prywatności”.

Wysyłając CV, oświadczam, że akceptuję Politykę Prywatności C&F S.A. i wyrażam zgodę na przetwarzanie moich danych osobowych podanych w formularzu aplikacyjnym przez C&F S.A. z siedzibą w Warszawie przy ulicy Domaniewskiej 50, 02-672 Warszawa w celu niezbędnym do realizacji bieżącego procesu rekrutacyjnego prowadzanego przez C&F S.A. lub spółki powiązane.

Kandydat, który w toku procedury rekrutacyjnej posiadł wiedzę o naruszeniu przez C&F S.A prawa w obszarach wskazanych w Ustawie o ochronie sygnalistów z dnia 14 czerwca 2024 roku, zgodnie z przepisami tej ustawy jest uprawniony do dokonania zgłoszenia wewnętrznego lub zewnętrznego. Zgłoszenie wewnętrzne powinno zostać dokonane zgodnie z „Procedurą zgłaszania przypadków naruszeń prawa oraz podejmowania działań następczych w C&F S.A.” opublikowanej na stronie internetowej C&F S.A. www.candf.com w sekcji „Dokumenty”.

We respectfully inform You, that:

(1) The provision of personal data by the Candidate is voluntary;

(2) The controller of the personal data provided by the Candidate is C&F S.A. with its registered office in Warsaw, at ul. Domaniewska 50, 02-672 Warsaw;

(3) As part of the recruitment process C&F S.A. may share Candidate's personal data with its affiliates:

• C&F EMEA GmbH headquartered at Friedrich-Ebert-Anlage 64, Heidelberg 69117, DE

• C&F LLC headquartered at 411 N Lincoln Ave, Loveland, CO 80537, Denver, USA

(4) The Candidate has the right to access his/her personal data, to rectify and/or delete personal data, to withdraw consent to the processing of personal data, to restrict the processing of personal data and to lodge a complaint with a supervisory authority;

(5) The use and processing of personal data by C&F S.A. complies with applicable legal acts in the field of personal data, including Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data;

(6) Notifications regarding the exercise of the Candidate's rights in relation to the processing of personal data should be sent to the email address of the data controller: dpo@candf.com

(7) Detailed information regarding the processing of personal data by C&F S.A. can be found in the "Privacy Policy".

By sending CV, I hereby declare that I accept the Privacy Policy of C&F S.A. and I consent to the processing of my personal data provided in the application form by C&F S.A., with its registered office in Warsaw, at Domaniewska 50, 02-672 Warsaw, for the purposes necessary to carry out the current recruitment process conducted by C&F S.A or it’s affiliates.

A candidate who, during the recruitment process, becomes aware of C&F S.A.'s violation of the law in the areas specified in the Whistleblower Protection Act of June 14, 2024, is entitled, in accordance with the provisions of this act, to make an internal or external report. The internal report should be submitted in accordance with the "Procedure for Reporting Legal Violations and Taking Follow-Up Actions at C&F S.A." published on C&F S.A.'s website, www.candf.com, in the "Documents" section.