BackEnd Developer (COPS cluster / SRE cell)

• Developing and refining complex prompts and chains to solve specific business problems;
• Working with developers to integrate LLM capabilities into wider application architecture;
• Implementing RAG (Retrieval-Augmented Generation) pipelines to ground model responses;
• Establishing evaluation metrics to measure prompt performance and drift;
• Debugging complex chains and resolving issues related to hallucinations or latency;
• Creating automated test suites for prompt regression testing;
• Analyzing and developing data models
• Developing and managing databases
• Developing and managing automated tests
• Explaining technical AI limitations and capabilities to product owners;
• Participate in training of the trainees (BackEnd and FrontEnd)
• Sharing learnings with immediate colleagues;
• Supporting the team in achieving its goals.
• Develop, Extend and maintain a negotiation tool developed with Microsoft-based agent that supports Corporate Procurement users in negotiation coaching and email drafting.

• Proficient at using Azure AI Foundry, Azure Data Platform, Power BI, Azure DevOps,
• Good knowledge of Python;
• High knowledge of Generative AI, Prompt Engineering, Model Fine-Tuning;
• Experience with LangChain;
• Experience with API Integration and Agentic AI Workflows;
• Developing and managing automated tests
• Experience using MSSQL
• Fluency in English;
• University degree in IT or relevant.

30 days of vacation; Employer-funded pension; Employee conditions; Digital learning; Diversity; Family & job friendly; Friendly work environment; Inspiring company culture; Work-life balance; Flexible work

In Commerzbank Digital Technology Centre Prague, we are transforming a traditional bank into a digital agile enterprise! We provide a wide range of various IT solutions, .Net and Java development, services in the area of application operation and infrastructure. As a part of Commerzbank Group, we work closely together with the Delivery Organisation of more than 50 different Clusters in our Headquarter in Frankfurt and around the globe.

We are looking for thinkers with unconventional ideas and in return, we offer the freedom to create own job with own vision, wide range of benefits including home office. Sounds interesting?

In case of interest please apply via this job portal.