Senior Artificial Intelligence/Machine Learning Engineer

Ciklum is looking for a Senior Artificial Intelligence/Machine Learning Engineer to join our team full-time in the Czech Republic.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

We are seeking a Senior Artificial Intelligence/Machine Learning Engineer with 6+ years of experience in AI/ML engineering. The ideal candidate will have strong Python skills, hands-on experience with embedding pipelines, retrieval-augmented generation (RAG) loops, and applied NLP with multilingual models. You will work closely with the AI/ML lead to design, implement, and optimize pipelines that power knowledge generation and retrieval across multiple languages.

Responsibilities:

• Implement the retrieval and generation pipeline under the guidance of the AI/ML lead
• Build and tune the embedding pipeline to ensure high-quality vector representations
• Develop the draft-to-publish KB article generation loop with confidence scoring
• Ensure multilingual quality across all confirmed Phase 1 languages
• Build retrieval evaluation harnesses to measure pipeline performance
• Lay the groundwork for LLM tuning in Phase 2, including fine-tuning strategies and evaluation metrics

Requirements:

• 6+ years of experience in AI/ML engineering
• Strong proficiency in Python for ML and data workflows
• Experience building embedding pipelines and RAG generation loops
• Familiarity with vector databases (Qdrant or pgvector)
• Applied NLP experience, ideally with multilingual models
• Hands-on experience with LLM API integration
• Solid understanding of ML evaluation methods and confidence scoring

Desirable:

• Strong problem-solving and analytical skills
• Ability to collaborate effectively with leads and cross-functional teams
• Experience working with large-scale knowledge systems
• Passion for advancing AI/ML solutions in real-world enterprise environments

What’s in it for you?

• Flexible working hours
• Home office option
• 5 weeks of holiday
• 5 sick days
• Multisport Card
• Meal allowance
• Internal trainings including workshops and seminars
• Paid certifications and technical as well as soft-skills training
• Possibility to participate in international conferences
• Fresh fruit, coffee, and a weekly company breakfast in the office
• Loyalty bonus after 5, 10, 15 and more years with the company
• Referral bonus programme
• Corporate events including team building, outdoor activities, Christmas party, health week, summer ice cream, and more
• Hybrid and remote working options available across our Czech offices in Prague, Hradec Králové, and Zlín

About us:

At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.

With delivery centers in Prague, Hradec Králové, and Zlín, our Czech team delivers end-to-end solutions across industries. Here, innovation thrives through collaboration, and every idea drives our partners' success.

Explore, empower, engineer with Ciklum!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.

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