GenAI Engineer (Python,RAG,LLM)

Capco; Poland; On-site; PLN 180,000 - 240,000; Full time

Job summary

Capco, a global technology and management consulting firm, is seeking a GenAI Developer in Poland to design, build, and deploy scalable AI-powered applications using large language models. You will work in cross-functional agile teams to deliver production-ready solutions integrated into enterprise environments.

The role emphasizes strong backend and cloud expertise with modern AI capabilities, including prompt engineering and RAG architectures, in a client-facing consulting setting.

Qualifications

• Must have hands-on Python development experience.
• Experience with Google Cloud Platform services (Vertex AI, BigQuery).
• Practical work with LLM APIs (OpenAI, Vertex AI).
• Understanding of prompt engineering and RAG architectures.
• Experience building REST APIs and microservices.
• Strong communication for consulting environments.

Responsibilities

• Design, build, and deploy AI applications leveraging LLMs.
• Develop scalable solutions on GCP (Vertex AI, BigQuery, Cloud Run/Functions).
• Integrate LLM APIs into enterprise systems.
• Design and implement RAG architectures.
• Apply prompt engineering to optimize model performance.
• Build and maintain REST APIs and microservices.
• Collaborate with cross-functional teams in agile settings.
• Deliver production-grade solutions to clients.

Skills

Python

GCP Vertex AI

BigQuery

REST APIs

Microservices

LLM APIs

Prompt engineering

RAG architectures

Tools

Vertex AI

BigQuery

Cloud Run/Functions

Job description

CAPCO POLAND

We offer a flexible collaboration model based on a B2B contract.

At Capco Poland, we’re not just another consultancy – we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we help clients tackle complex challenges across banking, payments, capital markets, wealth, and asset management.

The Role

As a GenAI Developer , you will play a key role in designing, building, and deploying scalable AI-powered applications using Large Language Models.

Working in cross-functional agile teams, you’ll deliver production-ready solutions integrated into enterprise environments, helping clients unlock real value from Generative AI.

This role is ideal for an engineer passionate about GenAI, who enjoys combining strong backend and cloud skills with modern AI capabilities.

What You’ll Do

• Design, build, and deploy AI applications leveraging LLMs
• Develop scalable solutions using GCP services (Vertex AI, BigQuery, Cloud Run / Functions)
• Integrate LLM APIs (e.g. OpenAI, Vertex AI) into enterprise systems
• Design and implement RAG architectures
• Apply prompt engineering techniques to optimize model performance
• Build and maintain REST APIs and microservices
• Collaborate with cross-functional teams including data, backend, and business stakeholders
• Deliver high-quality solutions in agile, client-facing environments

What We're Looking For

• 3-6 years of experience in software development
• Strong hands-on experience with Python
• Experience with Google Cloud Platform (Vertex AI, BigQuery, Cloud Run / Functions)
• Practical experience working with LLM APIs (OpenAI, Vertex AI, etc.)
• Understanding of prompt engineering and RAG architectures
• Experience building REST APIs and microservices
• Strong communication skills and ability to work in a consulting environment

Nice to Have

• Experience with LangChain or LlamaIndex
• Knowledge of embeddings and vector search
• Exposure to LLMOps / MLOps on GCP
• Understanding of AI governance and security
• Experience in banking or regulated environments

ONLINE RECRUITMENT PROCESS STEPS

1.Screening call with Recruiter

2.Technical Interview

3.Client Interview

4.Feedback / Offer