AI Engineer / LLM Engineer
New
Locations: Warszawa, Warszawa, Poznań, Poznań, Wrocław, Wrocław, Gdańsk, Gdańsk, Kraków, Gdańsk, Warszawa, Country code: PLFull-TimeSenior
Salary23,520 - 31,920 PLN per month
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Job Details
- Languages
- English (C1), Polish (C1)
- Required Skills
- TypeScriptPrompt Engineering
Requirements
- Software engineering background (Typescript is a must)
- Experience building production systems leveraging LLM-based workflows beyond simple RAG or PoC implementations
- Strong understanding of modern agentic patterns (tool use, planner-executor, sub-agents, multi-agent, memory/context, routing)
- Methodical approach to evaluations, tuning, and error tracking
- Ability to track and optimize both cost and quality
- Practical experience with tool calling and structured outputs
- Practical MCP experience (consumer and provider/server)
- Understanding of prompt injection and agentic system risks
- Agentic coding as a daily workflow
- Very good English and Polish (C1 level)
Responsibilities
- Designing and developing production-grade agentic systems
- Building workflows powered by LLMs and multimodal models
- Implementing tool calling, routing, memory/context management, and structured outputs
- Developing agent orchestration and multi-agent architectures
- Evaluating output quality, debugging, and optimizing cost/performance
- Supporting the development of an internal agent engine
- Using agentic coding as a daily engineering workflow
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