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September 5, 2026
AI Agent Middle/Senior Developer
Senior • Remote
Warsaw, MZ, Poland
Apply now
We are looking for a skilled AI Agent Developer to join the AI team. You should have proven production experience with AI systems and a strong interest in learning and growing with modern agent technologies.
Requirements
- Strong Python skills and proven production experience with agentic ecosystems
- Embeddings and vector search
- Prompt and context engineering
- RAG, CRAG, and GraphRAG
- LangChain, LangGraph, and CrewAI
- Agent testing and verification
- Agentic tools and skills
- AI-assisted coding models and tools
- Strong analytical and problem-solving mindset
- Ability to clearly communicate findings and trade-offs
- Ownership of tasks from research to implementation
- Curiosity and willingness to explore new approaches
- English level sufficient for efficient technical and business communication with native speakers
Nice to Have
- Autonomous Agents and Deep Agents
- Model types and capabilities, including Thinking and Multimodal models
- LLMOps
- GenAI observability
- Memory management and prompt caching
- Model Governance and Data Governance (Responsible AI)
- Basic knowledge of cloud infrastructure
- Agentic patterns
- Integration mechanics, including MCP and AA-protocol
- Basic understanding of machine-learning fundamentals: supervised learning, feature engineering, model evaluation, overfitting, regularization, and cross-validation
- Knowledge of statistical methods and probability theory
Responsibilities
- Develop, implement, and optimize AI agents capable of autonomous decision-making, reasoning, and tool usage in real-world scenarios
- Build and maintain pipelines for agent planning, memory, retrieval, and multi-step task execution
- Integrate LLMs, vector stores, APIs, and external tools to enable complex agent behaviors
- Design and refine prompting strategies, reasoning chains, and agent policies to improve reliability and accuracy
- Implement evaluation frameworks for agent performance, safety, and robustness across diverse tasks
- Monitor agent behavior in production, troubleshoot failures, and continuously improve output quality
- Optimize inference pipelines for speed, cost efficiency, and model/tool selection
We Offer
- Projects for clients including PayPal, Wargaming, Xerox, Philips, Adidas, and Toyota
- Competitive compensation based on qualifications and skills
- Career development system with clear skill qualifications
- Flexible working hours aligned to your schedule
- Remote work options
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