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May 12, 2026

Python Software Architect

Senior • Remote

Warsaw, Poland

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 in 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

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Warsaw, MZ, Poland

26,000 - 28,000 PLN/mo

🏢 Summary: Oferta dotyczy projektowania od podstaw architektury backendu, modeli danych i procesów ETL dla AI-native rozwiązań automatyzujących procesy back-office w branży usługowej i budowlanej. Rola obejmuje integracje z zewnętrznymi API oraz produkcyjne wdrażanie modeli LLM i rozwiązań agentowych. 🗂️ Requirements: Projektowanie baz PostgreSQL, Zaawansowane modelowanie danych, Projektowanie i wdrażanie API oraz integracji zewnętrznych, Produkcyjna integracja modeli AI/LLM i rozwiązań agentowych, Projektowanie i optymalizacja relacyjnych, dokumentowych i wektorowych struktur danych, Tworzenie i optymalizacja data pipelines, Podejmowanie decyzji architektonicznych i tworzenie dokumentacji, 8 godzin dziennego nakładania się z czasem ET, Biegła znajomość angielskiego 📃 Skills: PostgreSQL, API, LLM, ETL, Azure, Supabase, React, Tailwind 🏢 Description: Masz dość pieprzenia o „dynamicznych projektach” i „nieograniczonych możliwościach”? My też. W Code & Pepper tworzymy produkty, które działają, skalują się i przynoszą realną wartość biznesową. Bez korpo-slangu i projektów, które nigdy nie wychodzą z bety. Aktualnie rozwijamy rozwiązania AI-native dla branży usługowej i budowlanej, automatyzujące procesy back-office, takie jak obsługa gwarancji, przetwarzanie danych czy migracje ERP. Architektura opiera się na relacyjnych bazach danych, integracjach z zewnętrznymi API (np. MS Azure) oraz modelach LLM i interfejsach. Dołącz do nas i zaprojektuj architekturę backendu, modeli danych, procesów ETL od zera. Nasze must have Doświadczenie w projektowaniu bazy PostgreSQL oraz zaawansowanym modelowaniu danych Praktyczna znajomość projektowania i wdrażania architektury API oraz integracji z zewnętrznymi systemami Doświadczenie w integracji modeli AI/LLM i wdrażaniu rozwiązań agentowych w środowiskach produkcyjnych Umiejętność projektowania i optymalizacji złożonych struktur danych (bazy relacyjne, dokumentowe, wektorowe) Umiejętność tworzenia i optymalizacji data pipelines Doświadczenie w podejmowaniu decyzji architektonicznych i tworzeniu czytelnej dokumentacji Gotowość do pracy z zachowaniem 8 godzin dziennego nakładania się ze strefą czasową ET (US Eastern Time) Biegła znajomość języka angielskiego umożliwiająca swobodną komunikację w zespole Nasze nice to have Znajomość platformy Supabase oraz środowiska Microsoft Azure APIs Doświadczenie w pracy z rozwiązaniami typu agentic AI oraz interfejsami głosowymi/konwersacyjnymi Znajomość specyfiki systemów klasy ERP lub oprogramowania dla sektora SMB Podstawowa znajomość technologii frontendowych (React, Tailwind) ułatwiająca integrację z warstwą wizualną Doświadczenie w pracy w dynamicznym środowisku startupowym Co możemy Ci zaproponować? Współpracę w modelu B2B lub Umowa o pracę – Ty wybierasz Wynagrodzenie dla UoP: 21 500 - 27 000 zł brutto Stawka dla B2B: 26 000 - 33 000 zł netto + VAT Budżet szkoleniowy (do 2500 zł netto rocznie) Elastyczne godziny pracy (z uwzględnieniem core hours) Możliwość 100% pracy zdalnej Karta Multisport Plus i prywatna opieka medyczna (Luxmed)