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Commerzbank · Praha

# BackEnd Developer (COPS cluster / SRE cell)

Praha Software Engineering 

Listed on Commerzbank’s official careers site. Posted September 21, 2026. Check that it is still open and apply there.
[Apply on Commerzbank’s careers site →](https://jobs.commerzbank.com/index.php?ac=jobad&id=62555)

[OpenNash Jobs](https://jobs.opennash.com/) / [Commerzbank](https://jobs.opennash.com/companies/commerzbank/) / BackEnd Developer (COPS cluster / SRE cell)

## Job description

We are seeking an independent and proactive BackEnd Developer (Azure AI Foundry, Python, …) to join our team. You will play a key role in developing AI agents. Your tasks 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. Your Profile 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.

The company 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? Contact In case of interest please apply via this job portal.

## At a glance
- Posted by the employer: Sep 21, 2026
- First seen by OpenNash: Oct 19, 2026
- Last checked: Oct 19, 2026
- Listed for: 28 days
- Location: Praha[Apply on Commerzbank’s careers site →](https://jobs.commerzbank.com/index.php?ac=jobad&id=62555)

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