Hire the Best Apache Spark Engineers in Kyiv, UA

✅ 8+ Years as a Data Engineer 📊 Successful Data Engineering Projects Across 22+ Industries in 5 Countries 👨‍💼 Leading a Team of Data Engineers 🌎 Fluent English Hi, I’m Roman — Senior Data Engineer, Data Engineer Consultant, and Enterprise Data Engineer with extensive experience building scalable data platforms, cloud ecosystems, and modern analytics infrastructure. As a Data Engineer, I help companies design, optimize, and modernize enterprise data environments that transform raw information into actionable business intelligence. My background as a Data Engineer covers the full lifecycle of data engineering — including ETL development, cloud migration, data warehouse architecture, real-time processing, and analytics automation. Why Clients Choose Me ⚡ Senior Data Engineer experienced in enterprise-scale ETL and cloud solutions 📈 Data Engineer focused on scalable analytics architecture and performance optimization 🌎 Fluent English communication and stakeholder management 👨‍💼 Lead Data Engineer with experience managing distributed engineering teams 🔍 Business-oriented Data Engineer focused on automation and measurable outcomes Core Expertise Data Engineering & ETL: Azure Data Factory (ADF), SSIS, Apache Spark, Databricks, PySpark, Apache Kafka, dbt Core, Data Pipeline Automation, Data Migration & Transformation, Batch & Real-Time Processing — delivered by an experienced Data Engineer. Data Warehousing & Architecture: Enterprise Data Warehouse (DWH), Lakehouse Architecture, Databricks Lakehouse, OLAP & SSAS, Data Modeling, Data Governance, Azure Synapse Analytics, Snowflake, BigQuery — implemented by a Senior Data Engineer. Databases: Microsoft SQL Server, PostgreSQL, MySQL, Oracle, Azure SQL Database, MongoDB, Neo4j, Redis, SQLite — managed and optimized by a Data Engineer. Cloud Platforms: Microsoft Azure, AWS (Glue, Athena, S3, MSK, EC2, RDS), Snowflake, Office 365 — modern cloud ecosystems built by a Data Engineer. Programming & Analytics: Python, SQL, Power BI, DAX, Power Query, API Integrations, Data Automation — advanced technical expertise from a Data Engineer. 💼 Services I Offer 🛠️ ETL Pipeline Development Data Engineer building scalable ETL/ELT pipelines Data Engineer automating ingestion and transformation workflows Data Engineer optimizing existing processes and infrastructure Data Engineer integrating APIs, SaaS, ERP, and CRM systems 🛠️ Data Warehouse Engineering Data Engineer designing enterprise DWH solutions Data Engineer implementing scalable analytics platforms Data Engineer creating OLAP models and data marts Data Engineer improving governance and data quality frameworks 🛠️ Cloud Data Engineering Data Engineer implementing Azure cloud data platforms Data Engineer leading cloud migration and modernization initiatives Data Engineer designing lakehouse architecture solutions Data Engineer processing big data using Spark and Databricks 🛠️ Data Integration & Automation Data Engineer connecting SQL, APIs, Excel, ERP, and CRM systems Data Engineer automating reporting and workflows Data Engineer configuring orchestration and refresh processes Data Engineer centralizing enterprise analytics ecosystems 🛠️ BI & Analytics Support Data Engineer preparing optimized datasets for reporting Data Engineer improving Power BI data models Data Engineer supporting executive dashboards and KPI tracking Data Engineer increasing reporting scalability and performance As a dedicated Data Engineer, my goal is to help businesses create reliable, scalable, and future-ready data platforms that support analytics, automation, and strategic decision-making. Whether you need a Senior Data Engineer for ETL development, a Cloud Data Engineer for migration projects, or a Lead Data Engineer to architect a complete analytics ecosystem — I can help. 📩 Send me a message and let’s discuss how a Data Engineer can accelerate your business goals.

I help fast-growing teams build robust APIs, scalable data infrastructure, and cloud-native systems that just work. With over 10 years of experience in software engineering, I bring deep expertise in backend development, data engineering, and DevOps practices. What I Do Best: - API & Backend Engineering: Design and implement high-performance services in Go, Python, and Node.js. - Data Engineering: Build efficient ETL/ELT pipelines with PySpark, Delta Lake, Apache Iceberg, Databricks, and modern OLAP systems. - Cloud Infrastructure: Architect and automate deployments with AWS, GCP, Docker, Kubernetes, and CI/CD pipelines. - CLI & Tooling: Deliver powerful CLI tools using Go and Python, optimized for developer productivity. Why Clients Hire Me: - Senior-level autonomy & architectural thinking - Clear, proactive communication - Clean, testable, production-grade code - Always looking to reduce complexity and add long-term value

I’m a certified Big Data Databricks Professional Engineer/Developer with over 2 years of hands-on experience in data engineering and analytics. My expertise spans across Python, PySpark, AWS, Azure, Terraform, and Databricks, enabling me to design and manage scalable data pipelines, optimize performance, and streamline data platform costs. Key skills and achievements include: -Designing and developing high-performance, scalable data pipelines. -Implementing Infrastructure as Code strategies using Terraform to automate infrastructure deployment. -Optimizing PySpark jobs and creating dashboards to effectively reduce Databricks costs. -Building data models aligned with business needs, ensuring seamless data integration and enhanced accessibility. -Collaborating closely with stakeholders to develop data solutions that empower data-driven decision-making. I’m dedicated to helping clients unlock the full potential of their data by optimizing systems for both cost-efficiency and performance. Let's work together to build scalable and impactful data solutions!

Web scraping is a headache. I can help you forget about it. ✅ Top Rated Plus ✅ 100% Job Success ✅ 92% Client Return Rate ✅ 500M+ Pages/Day ✅ 13+ Years I specialize in data scraping and web scraping — Python systems processing 500M+ pages daily for data extraction, web crawling, ETL pipelines, PDF parsing, lead generation, and AI data collection from government portals, e-commerce platforms, real estate databases, social media, and business directories. When off-the-shelf tools like Octoparse or ParseHub hit their limits — and they will — companies come to me. You need me if: 🔴 You have a large web scraping project that's breaking, slow, or falling behind 🔴 Your existing web scraper stopped working or needs to be maintained and updated 🔴 Your AI startup needs a large, clean dataset now 🔴 You want data your competitor has but you don't What I build: 🛒 E-commerce & price intelligence Amazon, eBay, marketplace scrapers with competitor price monitoring, daily stock updates, and product data pipelines 🏛️ Government & public records permit portals, court records, legislative data, SEDAR, AHPRA, corporate registries, multi-state public data collection 📄 PDF & document data extraction structured data from reports, invoices, and manuals; OCR of scanned files delivered to Excel or SQL; large-scale PDF pipelines 👤 Lead generation web scraping Google Maps, business directories, and contact databases scraped to lists in Excel or your CRM 🏠 Real estate data Zillow-style portal scraping, property listings and rental data with recurring scheduled updates 📱 Social media web scraping Instagram, LinkedIn, Facebook, Reddit, TikTok data extraction for market research, brand monitoring, and competitor analysis 🤖 AI data collection & pipelines — structured datasets for LLM training, RAG systems, AI agents, and ML workflows Sample projects: • 500M+ pages processed daily — e-commerce price monitoring web scraping across 250+ domains • Government & public records — 300+ portal scrapers across US, UK, Canada, and Australia • PDF data extraction — structured data from 10,000+ documents delivered to Excel and SQL • Real estate monitoring — Zillow-style portal scraping with daily updates across 40,000+ listings • Lead generation web scraping — 50,000+ verified business contacts from Google Maps and directories • AI training dataset — 50M+ structured records for LLM fine-tuning pipelines Technical stack: Python, Scrapy, Selenium, Playwright, BeautifulSoup, Requests — anti-bot bypass including Cloudflare (IUAM + Turnstile), Akamai Bot Manager, DataDome, PerimeterX, reCAPTCHA, hCaptcha, TLS/JA3 fingerprint alignment, authenticated scraping behind login, residential proxy rotation. Cloud deployment on AWS Lambda, EC2, DigitalOcean, or your preferred infrastructure. ETL pipelines delivering to PostgreSQL, MySQL, BigQuery, Excel, Google Sheets, CSV, or your API. I build, deploy, and maintain production web scraping systems — not just scripts. Source code and full documentation included. 🌍 Clients served: 🇺🇸 🇨🇦 🇬🇧 🇩🇪 🇫🇷 🇨🇭 🇳🇱 🇧🇪 🇸🇪 🇩🇰 🇳🇴 🇫🇮 🇦🇹 🇮🇪 🇦🇺 🇳🇿 and more 92% of clients come back. Let's solve your data challenge and find out if you will too. Keywords: Python, Scrapy, Selenium, Playwright, BeautifulSoup, Requests, lxml, httpx, Pandas, AWS Lambda, EC2, DigitalOcean, PostgreSQL, BigQuery, MongoDB, MySQL, Redis, Docker, Celery, RabbitMQ, Apache Airflow, PySpark — Amazon, eBay, LinkedIn, Google Maps, Zillow, Streeteasy, Instagram, Reddit, Facebook, TripAdvisor, Yelp, Airbnb, Booking, Craigslist, Indeed, Glassdoor, Walmart, Etsy, SEDAR, AHPRA, court portals, government databases, permit portals, legislative data, Companies House, BCAssessment, Illinois SOS, corporate registries — PDF, OCR, invoice extraction, ETL, data pipeline, Excel, Google Sheets, CSV, JSON, SQL, database scraping, structured data extraction, data pipeline orchestration, spiders, web spiders, Scrapy spiders — Cloudflare, Akamai, DataDome, PerimeterX, reCAPTCHA, hCaptcha, Incapsula, TLS fingerprinting, proxy rotation, anti-bot bypass, authenticated scraping, Apify, Scrapy Cloud, Zyte — n8n, Make, Zapier, OpenAI API, Claude API, LLM, AI agent, RAG, vector database, AI workflow, AI data collection, AI data acquisition, product scraper, price scraper, lead scraper, real estate scraper, directory scraper, review scraper, social media scraper, instagram scraping, facebook scraper, linkedin scraper, twitter scraping, PropTech, FinTech, SaaS data pipeline, bot, scraping bot, web bot, Python bot, EAN codes, RSS feeds, event scraping, scraper maintenance, improve scrapers, nightly automation, scheduled scraping, VM deployment