AI Engineer (Python Software Engineer + GenAI) | Digital&IPA (freelance)

The Digital&IPA team at PwC Poland consists of nearly 500 people. They are responsible for IT projects for both Polish and international clients, covering tasks from designing, building, and implementing solutions, developing functional specifications, analyzing data in source systems, defining business requirements, supporting testing, to creating mobile applications. The department provides IT consulting services mainly for financial sector institutions in Poland and abroad.

• Degree in computer science or a related field
• Advanced Python and SDLC experience (3+ years)
• Familiarity with AWS, Azure, or GCP cloud platforms
• Experience with SQL/NoSQL databases
• Deep understanding of LLMs: transformers, embeddings, tokenization, and API integrations
• Proficiency in prompt engineering and orchestration tools (LangChain, LangGraph, Semantic Kernel, Crew AI)
• Experience using vector databases (Pinecone, PGVector, Weaviate, FAISS, Milvus) in Gen AI solutions
• Strong Python software engineering skills with coding standards and best practices
• Experience with code reviews, debugging, testing, and version control
• Familiarity with CI/CD pipelines and automation tools (GitHub, Azure DevOps, Docker, Kubernetes)
• Experience containerizing AI solutions and deploying across enterprise environments
• Ability to integrate logging, monitoring, and alerting systems
• Strong problem-solving using systems thinking and first principles
• Ability to design scalable, resilient, and secure end-to-end systems
• Expertise in API design, event-driven architectures, microservices, serverless, and containers
• Familiarity with enterprise integration patterns (messaging, pub/sub, event sourcing)
• Knowledge of IAM, RBAC, secrets management, and network security (VPCs, firewalls)

• Design and implement modern AI-powered applications
• Contribute to high-performance solution architecture
• Create clear, maintainable project documentation
• Participate in software deployments and collaborate with users to resolve issues