Senior Full-Stack Engineer — AI & LLM Solutions

Aras Corporation; Kraków; On-site; PLN 180,000 - 300,000; Full time

Job summary

Aras Corporation in Kraków, Poland, seeks a Senior Full Stack Developer to advance AI-enabled features in our PLM product. You will design and deliver AI Platform and AI Agents, blending enterprise software with cutting-edge AI capabilities using .NET/C#, TypeScript, React, and Azure.

Responsibilities include discovering problems with stakeholders, implementing AI-powered solutions, and driving delivery from concept to production while applying DevOps practices and scalable cloud-native

Qualifications

• 7+ years in commercial software development.
• Deep knowledge of .NET/C# and modern frameworks.
• Proficiency with web technologies (TypeScript, React).
• Hands-on experience building AI Agents using orchestration frameworks (LangChain/LangGraph, Microsoft Agent Framework).
• Experience with Retrieval-Augmented Generation (RAG), fine-tuning, prompt engineering techniques and Generative AI Evals.
• Solid experience with cloud platforms (Azure).
• Hands-on with Docker and Kubernetes.
• Understanding and practical use of DevOps/GitOps practices: CI/CD pipelines, IaC (Terraform), and modern deployment strategies.
• Collaborative, team-oriented mindset with ability to thrive in Agile environments.
• Ability to drive discovery: problem framing, rapid prototyping, iterative scope refinement.

Responsibilities

• Discover solutions: partner with product and stakeholders to explore problems, run discovery experiments, and refine scope quickly.
• Design and implement AI-powered features, leveraging LLMs, NLP, and multimodal AI to enhance user experience, process efficiency, and decision-making.
• Develop enterprise knowledge management systems that combine vector search, RAG pipelines, and semantic retrieval to surface accurate, context-aware insights.
• Develop conversational AI solutions using various chatbot development frameworks and platforms.
• Work on cutting-edge tech: Azure, Docker, Kubernetes, OpenTelemetry, Grafana; explore AI-powered development and automation.
• Embrace DevOps: build and own CI/CD pipelines, GitOps workflows, and progressive delivery strategies.
• Deliver high-quality solutions: write clean, testable code; enforce best practices; ensure reliability, scalability, performance.
• Drive delivery: take features from concept to production, ensuring outcomes and customer value.
• Continuously improve adopt new practices, share knowledge, and help shape our engineering culture.

Skills

.NET/C#

TypeScript

React

AI Agents frameworks

RAG & prompt engineering

Azure cloud

CI/CD / GitOps

Agile

Discovery & prototyping

Problem framing

LangChain / LangGraph

Microsoft Agent Framework

Tools

Docker

Kubernetes

Azure

Terraform

LangChain

LangGraph

Microsoft Agent Framework

OpenTelemetry

Job description

Aras Corporation in Kraków, Poland, seeks a Senior Full Stack Developer to advance AI-enabled features in our PLM product. You will design and deliver AI Platform and AI Agents, blending enterprise software with cutting-edge AI capabilities using .NET/C#, TypeScript, React, and Azure.

Responsibilities include discovering problems with stakeholders, implementing AI-powered solutions, and driving delivery from concept to production while applying DevOps practices and scalable cloud-native