AI Engineer

appflame (AF) is a Ukrainian tech company with 500+ employees, ranked 5th employer in Ukraine (Forbes 2025). They are hiring an AI Engineer to develop an AI-powered productivity analytics platform.

Responsibilities

• Design and develop an AI-powered productivity analytics platform with data pipeline architecture
• Build scalable LLM pipelines using Claude and GPT APIs with data chunking and MapReduce parallel processing
• Create meta-workflow systems where LLMs generate, test, and deploy automation scripts with self-correction
• Develop prompt engineering libraries for analytical scenarios
• Build quality control frameworks including hallucination detection and consistency scoring
• Scale platform to new domains through configuration-based architecture
• Document AI architecture and present insights to stakeholders

Requirements

• 2+ years working with LLMs in production; minimum 1 year with advanced features (tool use, agents)
• Strong Python proficiency (async, dataclasses, type hints, API integrations)
• MapReduce pattern understanding for LLM processing
• Agentic systems experience with self-correcting loops and multi-agent workflows
• SQL and analytical database proficiency (PostgreSQL, ClickHouse)
• C1 English level for technical communication
• End-to-end ownership mentality

Preferred

• Orchestration platforms (Windmill, Dagster, Prefect)
• RAG architectures, vector databases
• LLM evaluation systems (LangSmith, PromptFoo)
• Databricks/Delta Lake or Snowflake
• TypeScript/JavaScript, LangChain, LlamaIndex

Core tech: Python, SQL, Claude API, OpenAI API, PostgreSQL, ClickHouse, Docker, FastAPI, Pydantic, pytest, asyncio

Remote, Ukraine-based. Hiring process: recruiter outreach, interview, test task, final interview, offer.