AI Engineer at appflame

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.