{"id":1852063,"url":"https://alion.io/job/commerzbank-group-backend-developer-cops-cluster-sre-cell-mfdiverse","title":"BackEnd Developer (COPS cluster / SRE cell) (m/f/diverse)","company":{"id":1869418,"name":"Commerzbank","domain":"commerzbank.com","url":"https://alion.io/company/commerzbank-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BeeSite","truth_index":{"grade":"B","score":83,"open_postings":36,"ghost_share":0,"stale_share":0.472,"repost_share":0,"time_to_fill_p50_days":67,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Prague, Czech Republic"],"countries":["CZ"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"AI Agents","optional":false},{"name":"Azure","optional":false},{"name":"Azure DevOps","optional":false},{"name":"Fine-tuning","optional":false},{"name":"Java","optional":false},{"name":"LangChain","optional":false},{"name":"LLM","optional":false},{"name":"MS SQL","optional":false},{"name":"Power BI","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"C#","optional":true}],"status":"live","first_seen_at":"2026-09-21T00:00:00Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-10-30T00:08:37Z","board_verified":true,"closed_at":null,"days_open":39,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":39},"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.\nYour tasks\n Developing and refining complex prompts and chains to solve specific business problems;\n Working with developers to integrate LLM capabilities into wider application architecture;\n Implementing RAG (Retrieval-Augmented Generation) pipelines to ground model responses;\n Establishing evaluation metrics to measure prompt performance and drift;\n Debugging complex chains and resolving issues related to hallucinations or latency;\n Creating automated test suites for prompt regression testing;\n Analyzing and developing data models\n Developing and managing databases\n Developing and managing automated tests\n Explaining technical AI limitations and capabilities to product owners;\n Participate in training of the trainees (BackEnd and FrontEnd)\n Sharing learnings with immediate colleagues;\n Supporting the team in achieving its goals.\n Develop, Extend and maintain a negotiation tool developed with Microsoft-based agent that supports Corporate Procurement users in negotiation coaching and email drafting.\n Your Profile\n Proficient at using Azure AI Foundry, Azure Data Platform, Power BI, Azure DevOps,\n Good knowledge of Python;\n High knowledge of Generative AI, Prompt Engineering, Model Fine-Tuning;\n Experience with LangChain;\n Experience with API Integration and Agentic AI Workflows;\n Developing and managing automated tests\n Experience using MSSQL\n Fluency in English;\n University degree in IT or relevant.\n The company\nIn Commerzbank Digital Technology Centre Prague, we are transforming a traditional bank into a digital agile enterprise! 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