AI-Driven Full-Stack Python/Next.js Developer – Hybrid Warsaw

Jit Team; Warszawa; Hybrid; PLN 166,000 - 240,000; Full time

Job summary

Jit Team in Warsaw is seeking a data science/AI engineer to lead the development of an Underwriter OS. You will build a React/Next.js frontend and a Python/FastAPI backend, integrating AI agents to transform underwriting workflows.

Join a hybrid role with 3 days on-site in Warsaw and 2 days remote, contributing to Azure-based deployments, data pipelines, and cross‑functional collaboration to deliver impactful insurance solutions.

Qualifications

• Minimum 2 years in Data Science/AI with at least 1 year of production deployments.
• Strong React/Next.js and Python/FastAPI proficiency.
• Azure Blob Storage, Document Intelligence, AI Foundry expertise.
• LangGraph or similar orchestration frameworks and prompt engineering.
• PostgreSQL and SQL fluency.
• Python libraries: pandas, scikit-learn, PyTorch/TensorFlow.
• MLOps hands-on experience (Azure ML, MLflow, Docker, Kubernetes, CI/CD).

Responsibilities

• Build an Underwriter OS with React/Next.js frontend and Python/FastAPI backend.
• Develop data extraction pipelines from broker documents and implement prompt strategies for insurance guidelines.
• Deploy on Azure with containerized CI/CD workflows and orchestrate AI agents for underwriting transformations.

Skills

Data Science

React/Next.js

Python/FastAPI

Azure

LangGraph

LangChain

PostgreSQL

Pandas

scikit-learn

PyTorch/TensorFlow

MLOps

CI/CD

Docker

Kubernetes

Tools

MLflow

Azure ML

Azure Blob Storage

Job description

Jit Team in Warsaw is seeking a data science/AI engineer to lead the development of an Underwriter OS. You will build a React/Next.js frontend and a Python/FastAPI backend, integrating AI agents to transform underwriting workflows.

Join a hybrid role with 3 days on-site in Warsaw and 2 days remote, contributing to Azure-based deployments, data pipelines, and cross‑functional collaboration to deliver impactful insurance solutions.