Andrii M.

👋 I am new to Upwork, but not new to the work. I have 8+ years of real production experience, and I take every project seriously. I build data systems, AI pipelines, and automation workflows that work reliably at scale.😎 I am a Senior Data Engineer and AI Integration Specialist with 8+ years of experience. I do not just move data from one place to another. I design systems that turn complex and messy data into clean, useful information and build automation that saves teams hours of manual work every week. 🧠 Tech stack: Python, SQL, PySpark, AWS, Snowflake, BigQuery, Databricks, PostgreSQL, Airflow, dbt, Docker, FastAPI, n8n, Claude API, OpenAI, LangChain, Playwright, Supabase, Airtable, Salesforce, GoHighLevel 💡 What I bring: • Pipelines that process 100M+ records every month • Up to 70–80% reduction in manual reporting • AI and LLM integrations that automate real business workflows • Web scraping systems that collect and enrich data at scale • Strong focus on data quality, testing, and stability • Solutions that are easy to support and scale ⚙️ What I do: • Build data pipelines from APIs, databases, and files • Design data models and warehouse architectures • Work with cloud platforms: AWS, BigQuery, Snowflake, Databricks • Set up orchestration with Airflow, Prefect, and dbt • Build AI agents and RAG systems using Claude and OpenAI APIs • Automate workflows with n8n, Make, and custom Python scripts • Build web scrapers with Playwright, Scrapy, and BeautifulSoup • Integrate CRMs: Salesforce, HubSpot, Airtable, GoHighLevel • Create dashboards in Power BI, Tableau, Looker, Metabase, and Retool Experience: ▶️ eCommerce: 100+ data sources, product datasets, marketplace integrations ▶️ FinTech: data pipelines, financial reporting, regulated environments ▶️ Healthcare: data cleaning and structuring for analysis and reporting ▶️ Real Estate and PropTech: pricing models, permit data pipelines ▶️ Government: automated document and data processing ▶️ Migrations: legacy SQL and Excel to modern cloud platforms 🚀 If you need reliable data infrastructure, AI automation, or clean analytics, I can help.