Must have

• Degree

• Python

• Hugging Face

• TensorFlow

• PyTorch

• English

Requirements description

• 6+ years of experience as a Backend Developer, Data Engineer, or ML Engineer
• Bachelor’s degree in Computer Science or a related STEM field
• Strong proficiency in Python and ML tooling
• Proven ability to build production-grade ML systems end-to-end
• Deep experience with LLMs and ML frameworks (e.g., LangChain, LangGraph, Hugging

Face, TensorFlow, PyTorch)

• Solid foundation in system design, architecture, and microservice patterns
• Excellent problem-solving skills and ownership mindset
• Strong collaboration and communication abilities

Offer description

Matrix Eastern Europe, the offshore division of Matrix IT, one of the leading global R&D services companies with more than 10,000 professionals, is looking for an AI Senior Software Engineer to join one of our teams -Stampli!

We’re hiring a Machine Learning Engineer to accelerate AI-driven innovation across our B2B SaaS product and the broader Stampli organization.

This is a hands-on, end-to-end development role where you’ll lead the implementation of ML/LLM-based solutions that boost operational efficiency and deliver exceptional product experiences. As an AI-First company, Stampli embed AI across every department and workflow—you’ll be at the heart of this transformation.

You will collaborate closely with product managers, engineers, and stakeholders to identify impactful AI opportunities, build state-of-the-art systems, and scale them across the organization.

Your responsibilities

1. Build Intelligent Systems: Design and develop ML/LLM-powered solutions that solve
2. real-world challenges across Stampli’s product and internal workflows.
3. Own Full Lifecycles: Take projects from concept all the way to production, including
4. model training, evaluation, integration, and monitoring.
5. Leverage State-of-the-Art Tools: Work with leading frameworks like LangChain, Hugging
6. Face, TensorFlow, and PyTorch to deliver cutting-edge functionality.

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