Senior AI/ML Developer – Conversational AI (f/m/x)

Technologies we use

About the project

Your responsibilities

• Design, develop, deploy, and maintain conversational AI solutions with a focus on quality, scalability, and reliability
• Conduct root cause analysis, implement bug fixes, and deliver enhancements across existing AI/ML systems
• Optimize NLU models through tuning of utterances, intents, and entities, while monitoring bot performance in production
• Create and maintain technical architecture documentation, conversational flows, integrations, and diagrams
• Lead development activities, support UAT, mentor developers, and translate high-level designs into actionable tasks

Our requirements

• At least 5 years of experience in AI/ML engineering, NLP/NLU development, or conversational AI
• Strong hands-on experience in Python and modern NLU/NLP frameworks
• Practical understanding of DevOps practices, CI/CD pipelines, monitoring, and logging
• Ability to troubleshoot complex system issues and work with analytics dashboards
• Very good English skills (B2/C1), enabling effective communication in an international environment
• Fluent Polish required
• Residing in Poland required

This is how we work on a project

What we offer

• Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
• Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
• We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
• Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
• Comfortable workplace – class A offices or remote work
• Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
• PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
• Investment in your growth – meetups, webinars, training platform and technology blog – you choose
• Fantastic atmosphere created by all Sii Power People