AI Developer

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

Join our CIB AI team, a specialist group within CTO DATA, dedicated to delivering cutting-edge Generative AI solutions in an ethical and responsible way. We are expanding our Data Integration team to enable seamless access to multiple data sources for use in GenAI models, unlocking new insights, improving decision-making, and building innovative, value-driven solutions for colleagues and clients globally.

As an AI Developer, you will play a crucial role in creating AI Agents, data pipelines, and microservices that power advanced GenAI systems. You’ll work on integrating diverse datasets, ensuring scalability, performance, and alignment with enterprise architecture.

Sounds like your kind of challenge?

What you’ll be doing

Design and implement AI Agents capable of sourcing and processing enterprise data for Generative AI models.
Develop high-performance data transfer pipelines and integrate with internal/external systems.
Architect and build microservices synchronized with core GenAI capabilities.
Work with specialists in RAG (Retrieval Augmented Generation), Context Engineering, and Memory Stores to enhance AI efficiency and accuracy.
Contribute to designing evaluation systems for prompt engineering and model optimization.
Ensure all solutions adhere to ethical AI practices, security standards, and compliance requirements.

Note: Detailed project information will be shared during the recruitment process.

What you get in return

Flexible cooperation model – choose the form that suits you best
(B2B, employment contract, etc.)
Hybrid work setup – 6 days from the office per month
Collaborative team culture – work alongside experienced professionals eager to share knowledge
Continuous development – access to training platforms and growth opportunities
Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
High quality equipment – laptop and essential software provided

Who we’re looking for

Strong experience in Python development, with a focus on FastAPI and microservices architecture.
Proven track record of building and deploying data pipelines in distributed environments.
Familiarity with vector databases and data virtualization platforms.
Knowledge of cloud technologies (GCP and/or Azure) and cloud-native design patterns.
Understanding of Retrieval-Augmented Generation (RAG) techniques, AI evaluation workflows, and LLM-based architectures.
Ability to work with large-scale, heterogeneous data sources (structured and unstructured).

Nice to have:

Experience in prompt engineering, GenAI application development, or enterprise AI governance.
Background with Starburst, BigQuery, or similar data virtualization technologies.
Exposure to LangChain, LlamaIndex, or AI-focused frameworks.

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

AI Developer

Kraków

B2B

1300 - 1700 PLN /MD

Apply for position

I will handle your recruitment

Karolina Kuśmierczyk-Pazdro

SUPPORT & BENEFITS

Private healthcare

Fast access to doctors and medical tests.

Mindbox fully covers the individual package. You can extend the coverage to your partner and family on preferential terms. A wide network of medical providers and clear rules for everyday use.

Multisport

Energy that pays off.

We cover 50% of the card cost. You get access to thousands of sports facilities across Poland, plus a convenient mobile app. Additional cards for family members are available.

Training & development

Practical support for your career growth.

We co‑fund courses, certifications and conferences under a clear Training Policy. You also get access to a library of recorded webinars and trainings – available whenever you need them.

Eyewear or contact lenses co‑funding

Clear vision means comfortable work.

Up to PLN 500 every two years, with an additional PLN 300 available in justified cases. Simple reimbursement, regardless of your form of cooperation.

Group life insurance

Real protection from day one.

Option I is fully funded by Mindbox, Option II is co‑funded. You can include your partner and adult children, with coverage that also applies to treatment and hospitalisation abroad.

Ongoing support from the Talent Network Development

You’re not on your own in a project.

Regular contact, quick response and a partnership‑based approach. You focus on your work — we help take care of the rest.

Regular integration meet‑ups

Relationships that work beyond the project.

Cyclical meet‑ups for contractors in major cities across Poland. A space to talk, exchange experience and stay in real contact with the Mindbox team.

Annual company‑wide integration

One event. The whole community.

A two‑day company gathering with accommodation, transport and a full activity programme. Time to connect teams from across Poland and build shared experiences.