Senior Data Scientist role based in Romania (remote). Hands-on position requiring 7+ years in data science/advanced analytics, expert-level SQL in BigQuery and MariaDB, strong Python and/or JavaScript for production-quality code, and experience building end-to-end analytical solutions, data pipelines, and data architecture. Responsibilities include statistical analysis, regression, clustering, forecasting, classification, using AI-powered tools (Windsurf, Gemini, Claude, Cursor), building lightweight applications/APIs (FastAPI), and communicating insights to stakeholders. Salary range: 160,000–200,000 RON per year. MariaDB does not sponsor work visas or relocation.

Role requires designing, building, and maintaining analytical pipelines and reporting on BigQuery and MariaDB; writing advanced SQL; developing tooling and automation in Python and FastAPI; applying AI/ML and AI-powered dev tools; documenting data architecture and working with business stakeholders. Location: Bulgaria (hybrid, Sofia) / Remote - Bulgaria. MariaDB does not sponsor visas or relocation.

MariaDB seeks a Senior Data Analytics Engineer (remote, based in Romania) to build and maintain analytics pipelines and reporting on BigQuery and MariaDB, write advanced SQL, develop internal tooling and automation in Python/FastAPI, and apply AI/ML tools (LLMs, embeddings) to analytics workflows. Requires 7+ years experience and a public GitHub profile. The role does not include visa sponsorship or relocation support.