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Senior Software Engineer AI @ Antal

Kraków, małopolskie💼 Full-time💰 $180–$220🗓 2026-06-23 → 2026-08-06

Core

Design, build, and scale production-grade AI solutions leveraging Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), and modern ML techniques for complex financial data and decision-making systems in the Credit & Lending domain.

Role type

Senior IC AI/ML Engineer (LLM & RAG specialist)

Builds

Scalable AI services, APIs, and intelligent systems powering credit and lending applications

Domain

Financial services (Credit & Lending) + Generative AI

Deliverable

production ML models | product features

Required skills

Python, LLM architecture, RAG, prompt engineering, vector databases, FastAPI, microservices design, Azure/GCP, Kubernetes, CI/CD, TDD/BDD, NLP, Deep Learning

Preferred skills

Java, architecture decision-making, mentoring

Technologies

FastAPI, LangChain, PostgreSQL, Azure, GCP, Kubernetes

Responsibilities

Design and optimize prompts for LLMs, build intelligent solutions using RAG and vector databases, develop scalable services and APIs, work across the full AI solution lifecycle from ideation to production, collaborate with engineering and product teams to translate business needs, deploy and scale AI workloads on cloud platforms, lead architecture and technical design decisions, mentor engineers, evaluate and prototype new AI technologies

Seniority

Senior, hands-on IC with leadership responsibilities

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