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Data Scientist - MID Profile - BN 12/11/26

MARGO · Warsaw

hybridfull-timeData & AnalyticsConsulting

About the role

Context:

A team responsible for the development and industrialization of applications for the Investment Banking division. Accelerating the integration of generative AI solutions and AI agents into business processes. A strategic environment within the platform, with high-impact use cases in document analysis, credit, and finance.

Expectations: • Strong Python with extensive experience in Object-Oriented Programming and enterprise software design patterns. • Proven track record building asynchronous microservices and endpoints using FastAPI. • Hands-on practice in pytest (unit, functional, and integration testing for ML/LLM pipelines). • Bash scripts for automation, data handling, and container interaction. • LLMs Architecture understanding proven by project portfolio. • Architecting multi-step, stateful agentic graphs using LangGraph or Google ADK. • Hands-on experience optimizing LLM pipelines programmatically using DSPy. • Practical knowledge of deploying and running high-throughput open-weight models on GPU infrastructure using runtimes such as vLLM (experience with CUDA and fine-tuning is a strong plus). • Hands-on familiarity with automated build, test, and release pipelines (Jenkins). • Experience setting up tracing, drift detection, and automated evaluations for generative workflows using tools like Phoenix Arize. • Dedication to shipping stable, secure code into flagship banking infrastructure where compliance, auditability, and data security are non-negotiable. • General Stack: Google ADK, LangGraph, DSPy, vLLM, FastAPI, Python, Pytest. Arize Phoenix. Kubernetes, Jenkins, GPUs.

Responsibilities: • Design and develop LLM-based agentic solutions to automate complex business processes. • Work closely with business teams to identify needs and drive the adoption of AI solutions. • Develop data extraction pipelines and implement evaluation and observability frameworks for AI agents. • Deploy and industrialize models (LLMs, GPUs), ensuring quality through testing and DevOps best practices • You are taking full ownership in driving AI features. • You remember to respect the boundaries and non-deterministic nature of LLMs, communicate constraints clearly, and build robust safety rails. • You are a team player, communicate technical trade-offs cleanly with architects and business users, and enjoy mentoring peers. • You are testing ideas and PoCs quickly, validate feasibility with data and avoid technical debt.

Career Prospects: • Build expertise in Agentic AI architectures and the industrialization of LLMs in production. Work on high-visibility projects within the Investment Banking division.

Text as published by MARGO. We don't edit postings; apply and ask questions on the employer's site.

PLN 130–160 / hour
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Posted
Nov 11, 2026 (today)
First seen by us
Nov 12, 2026
Still listed
Nov 12, 2026
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