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.

We are seeking highly skilled Software Architect with strong Python expertise specializing in LLM powered systems, RAG architectures, and agent based workflows, experienced in designing end to end solutions, leading development teams, and owning technical delivery for complex projects. A perfect candidate combines hands on engineering ability with architectural thinking, ensuring high quality software design, scalable systems, and efficient collaboration with stakeholders. They are comfortable working across backend services, data pipelines, cloud platforms, and modern DevOps toolchains.

What you will do:

Architecture & Delivery

• Design system architecture using FastAPI, LangGraph, and Azure OpenAI
• Own high-level design, API specs, module decomposition
• Lead technical planning, estimations, sprint planning
• Ensure compliance with coding standards, security, CI/CD AI/LLM Solution Development
• Build complex agentic workflows (LangGraph)
• Implement RAG pipelines backed by ChromaDB
• Optimize prompts, embeddings, context, memory, retrieval
• Integrate multiple LLM providers (Azure OAI, Anthropic, Vertex AI) Backend Engineering
• Develop backend services using Python 3.11+, FastAPI, async patterns
• Implement data models with SQLModel + PostgreSQL
• Design caching, throttling, session layers using Redis DevOps & Operations
• Oversee CI/CD with GitHub Actions
• Ensure containerization best practices
• Implement OpenTelemetry and observability dashboards

Team Leadership

• Conduct code reviews and mentor developers
• Communicate architectural decisions clearly
• Collaborate with product owners, UX, data scientists
• Maintain project documentation (MkDocs)

What you will need:

Software Architecture

• Software architecture expertise
• Architecture design (modular monolith, microservices, event-driven systems)
• Ownership of technical direction, backlog, and quality standards
• API design (REST, gRPC; GraphQL is optional)
• Domain-Driven Design and clean architecture principles
• System decomposition and technical roadmap planning

Python Engineering

• Advanced Python (asyncio, type hints, packaging, testing, profiling)
• Frameworks: FastAPI
• Data and processing pipelines: Pandas, PySpark (optional)
• ML/analytics exposure (NumPy, scikit-learn, MLOps basics — optional but valuable)

Cloud (experience with one or more)

• Azure: Functions, App Services, AKS, Event Hub, Cosmos DB

DevOps & Tooling

• CI/CD (GitHub Actions, Azure DevOps)
• Docker, Kubernetes
• Infrastructure as Code (Terraform preferred)
• Observability (OpenTelemetry)

Team Leadership

• Leading cross-functional development teams (3–12 engineers)
• Conducting code reviews and architecture reviews, mentoring engineers
• Translating business requirements into technical design
• Managing delivery risks, estimations, and sprint planning

What we offer:

• You choose your employment type – we’re open to both employment contracts and B2B arrangements.
• Learning & development opportunities – after your probation period, you’ll have access to a highly flexible and generous English language reimbursement program, along with an individual development budget to use as you see fit.
• Classic benefits like private medical care, a sports card, and a preferential life insurance plan. Plus, our infamous Fruit Tuesdays and a special summer bonus – ice cream.
• A hybrid work setup with plenty of flexibility. Delivery teams work mostly remotely. Support teams come to the office at least once a week – as an HR team, we meet every Wednesday. On other days, you decide where you work.
• A bunch of non-work activities, including Office Day (a fun-filled day when employees from all over Poland gather at the office), POP UP integrations, various competitions from cooking to photography, and the chance to submit charity causes to our CF4GOOD program, which provides support to those in need.
• A workplace that values people and is built on collaboration, not competition. If you’re tired of toxic work environments, you’ll finally get a chance to breathe. And if you’ve been lucky with great employers so far, we’ll do our best to keep that streak going.

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.