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Python Developer & Web Scraping Specialist 🐍 I am a Python Developer with freelance experience since 2022, focused on building automation tools, web scraping systems, and backend solutions. I specialize in extracting, processing, and structuring data from the web, as well as developing scalable scripts and services that help businesses automate workflows and collect valuable data efficiently. My work combines clean, maintainable Python code with reliable data pipelines and automation systems, allowing clients to gather structured information, monitor websites, and integrate external services through APIs. 🚀 Core Skills & Technologies • Python, HTML, CSS • FastAPI • Telethon, Aiogram • SQL, PostgreSQL, MongoDB • BeautifulSoup (BS4), Selenium 💻 My Expertise Includes 🏆 Web Scraping & Data Extraction: Selenium, Playwright, BeautifulSoup, Scrapy, Requests 🏆 API & Data Parsing: REST APIs, GraphQL, JSON, XML 🏆 Headless Browsers & Automation: Puppeteer, undetected-chromedriver, curl_cffi 🏆 Scalable Scraping Systems: Async scraping, distributed crawlers, Scrapy-Cluster 🏆 Proxy & Session Management: Residential proxies, datacenter proxies, rotating IPs, session handling 🏆 Data Storage & Processing: PostgreSQL, MongoDB, Redis, Pandas, Parquet 🏆 Task Scheduling & Queues: Celery, RabbitMQ, Apache Airflow 🏆 Cloud & Deployment: AWS Lambda, Google Cloud Platform, Docker, Kubernetes 🏆 Security & Anti-Detection: Browser spoofing, AI-powered detection avoidance 🏆 DevOps & CI/CD: Git, GitHub Actions, Jenkins, Azure DevOps I focus on building high-performance, scalable, and reliable solutions for tasks such as web scraping, automation, API integrations, and backend services. Whether you need data extraction, automated workflows, or custom Python tools, I aim to deliver clean and efficient solutions tailored to your project needs. I continuously improve my skills and stay up to date with new technologies to ensure stable, efficient, and production-ready systems for every project. 🚀

I’m a Python developer with over 5 years of experience, working alongside my small but highly skilled team. Together, we specialize in delivering high-quality, scalable solutions tailored to our clients’ needs. ➥ Our Services Include: ● Blockchain Integration: Implementing Subgraph and Substream integrations for efficient blockchain data handling. ● Telegram Bot Development: Building custom Telegram bots using Aiogram, tailored to streamline workflows and enhance automation. ● API Development: Designing and implementing robust RESTful APIs for seamless data exchange. ● Data Services: Web scraping, data parsing, and aggregation from various sources. ● Image Processing & OCR: Parsing images with OpenCV and extracting text using TesseractOCR to digitize and transfer large volumes of data efficiently. ● Message Queues: Expertise in integrating RabbitMQ and Kafka for efficient task management and real-time data streaming. ● Custom SDK Solutions: Providing access EVM blockchains through SDK. Airdrop automation apps. ➥ Key Skills: ✚ Programming Languages & Frameworks Python | Django | Flask | FastAPI | Scrapy | Playwright | Selenium | Pyppeteer ✚ Image Processing & OCR OpenCV | TesseractOCR ✚ Database Technologies PostgreSQL | MongoDB | Redis ✚ Server & Infrastructure AWS | Docker | Shell | DigitalOcean | Mailu ✚ Messaging & Queues RabbitMQ | Kafka ✚ Blockchain Tools Subgraph | Substream | Web3 ✅ Notable Achievements: Scraping data from different websites and save data to database with optimization. Extracted and processed large datasets from scanned images using OpenCV and TesseractOCR, automating data entry tasks and significantly reducing manual effort. Transferred and digitized image-based data into structured formats for use in analytical and operational systems. Built a custom Telegram bot for task automation, improving workflow efficiency for multiple clients.

Need a web scraping expert who can also build the backend around your data? I have 5 years of experience solving difficult extraction tasks, browser automation (Selenium, Playwright), session/cookies. I’ve built scrapers and data pipelines for different websites, where scraping is allowed. I always keep terms of service and do ethical scraping. I can deliver results in CSV, Excel, Google Sheets, send to your API, or ship the scraper itself. Just write me! Recent projects: • Scraped 200k car listings for an ML price prediction model using multiprocessing. • Built a content-harvesting backend (pipelines + Google Drive/Sheets) used in production. • Led a Django project that scrapes 100k+ content items (videos, articles, etc.) per week. • Developed an internal Python library for PostgreSQL via asynchronous SQLAlchemy. • Reviewed and fixed a client’s FastAPI project to improve reliability and speed. • Built automation tools for various websites. • Scraped transcripts for YouTube via an official YouTube API. Tech stack: • Python 3.12+, SQL; asyncio and multiprocessing for fast crawling • Scraping: Beautiful Soup, Scrapy, aiohttp, requests; Selenium, Playwright; HTML, CSS, XPath, JSON, • Backend: FastAPI, Django; JWT, OAuth2; PostgreSQL, SQLAlchemy (sync/async), SQLite, Alembic; Redis • Data & automation: Pandas, NumPy; Google Sheets/Drive; Telegram API (Telethon, python-telegram-bot); OpenAI GPT API • Dev & ops: Docker, CI/CD, GitLab, GitHub; pytest If you need parsing, scraping, crawling, data extraction, data mining, or an automation script, just send 1-2 target URLs and a sample of the desired output columns. I’ll propose the best approach, the anti-bot plan, and a quick prototype. I always keep the terms of service. I also handle data cleaning and enrichment with Pandas, plus ETL pipelines, so you get ready to use datasets. As a Python developer who cares about code quality, I write clean, readable code that follows PEP8 and OOP principles, and I cover key parts with tests for long-term stability. Send me a brief description and technical requirements of your project, and I’ll solve your problem!

🎓 With 100+ completed projects and over 3,000 hours of successful work delivered, I bring dedication, consistency, and proven results to every collaboration. I combine technical expertise with a results-driven mindset. As a seasoned Python Developer with a Master’s in Computer Science and 10+ years of experience, I also work as a Python developer to help businesses transform raw data into actionable insights that drive smarter decisions and measurable success. By specializing in data mining, web scraping, OCR, and machine learning solutions, I deliver tailored, efficient systems that streamline data processes and empower you to achieve your goals faster. 💼 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗜 𝗢𝗳𝗳𝗲𝗿: • Data Mining & Web Scraping: Expertise in scraping data from dynamic websites, PDFs, images, and captcha solving, with delivery in formats like CSV, JSON, XML, or SQL DB. • Machine Learning | AI | Data Science: Proficient in building predictive models and data analysis using libraries like Pandas, Scikit-learn, TensorFlow, and PyTorch. • OCR & Image Processing: Skilled in extracting text from images and solving captchas using Tesseract OCR, EasyOCR, and Google Cloud Vision. Over the years, as a Python developer, I've developed many cross-platform scraping tools for popular websites like Amazon, Booking, eBay, Craigslist, and other social networks and e-commerce sites. I'm well-versed in handling complex and well-protected sites using techniques such as user-agent changing, IP-rotation, headless browsers, captcha solving engines, and custom captcha solving solutions. In addition to my data mining and extraction skills, as a Python developer, I'm also proficient in data analysis and machine learning. I can help you build predictive models that will enable you to make informed decisions based on your data. I have worked on various projects that required analyzing large datasets and presenting insights in a clear and concise manner. Furthermore, as a Python developer, I pride myself on being a problem solver and a team player. I enjoy collaborating with clients to understand their needs and providing tailored solutions that meet their requirements. As a Python developer, my algorithm for providing these services is as easy as ETL (Extract, Transform, Load), which makes it simple for you to get the data you need. I'm excited to collaborate with you and deliver high-quality results. Let's work together soon! 💻 𝗦𝗸𝗶𝗹𝗹𝘀 & 𝗧𝗼𝗼𝗹𝘀: ✓ Web Scraping, Data Mining, Web Crawling, Email Scraping (Python + Beautiful Soup, Scrapy, lxml / HTTPX, aiohttp / asyncio, Selenium Webdriver / Playwright , PhantomJS, and other Frameworks, Scraping Hub, Crawlera, Google Cloud/DigitalOcean/Azure or AWS deployment) ✓ Data Analysis and Visualisation (NumPy, SciPy, Pandas, scikit-learn, Matplotlib / Seaborn, Jupyter Notebook, Tensorflow) ✓ AI, Prompt Engineering & Model Optimization (ChatGPT, OpenAI API, LLama) ✓ Image Processing & OCR (OpenCV, Tesseract OCR, EasyOCR, TrOCR, PIL, Image Magick, Google Cloud Vision) ✓ Image/Text/CAPTCHA Recognition (Tesseract OCR, Antigate API, reCaptcha, DeathByCaptcha) ✓ PDF Mining (QPDF, XPDF, PyPDF, pdfminer, pdfplumber, PyMuPDF, Tabula) ✓ Desktop Applications Development (PyQT, wxPython) ✓ Database Systems (SQL, MS SQL Server (T-SQL), PostgreSQL, MongoDB, MySQL, MS Access, SQLite, Firebird) ✓ API Integration (Rest API, Twitter API, Facebook API, Instagram API, Google API, Youtube API, Bing API, eBay API) 📝 𝗥𝗲𝘃𝗶𝗲𝘄𝘀: ✓ "Top notch developer!" ✓ "Excellent work is done by Nataliia. She exceeded my expectations!" ✓ "Extremely thorough and quick!" ✓ "She does excellent work on long tasks, and is highly recommended." Does that suit you? 🕙 If you’re looking for a reliable Python developer, feel free to contact me anytime, and let's discuss the details of your task during the interview. I'll be glad to help you to reach your goals!

Are you spending hours on manual data entry, repetitive Excel workflows, or complex reporting? I can help you automate those processes and integrate cutting-edge AI into your business. I am a Python Developer focused on data automation, advanced analytics, and AI-assisted business solutions. I help businesses transform slow, manual workflows into reliable, lightning-fast applications that process large datasets, generate insights, and support data-driven decision-making. What I Do Best (Proven Results): Instead of just writing scripts, I deliver complete, ready-to-use solutions. In my recent projects, I have: • Engineered robust data pipelines that automatically clean, transform, and analyze massive datasets. • Reduced daily manual reporting and data processing workflows from several hours to approximately two minutes. • Developed automated analytical scanners that calculate complex business metrics and generate visual reports (Charts, PDFs, Excel). • Packaged complete workflows into user-friendly, portable Windows desktop applications (.exe) that require absolutely no installation for the end-user. • Supported scheduled, overnight cloud processing for uninterrupted business operations. AI & LLM Capabilities (High-Demand): I leverage modern Generative AI to take business automation to the next level: • LLM Integration: Connecting business applications with Large Language Models via API (OpenAI, Anthropic, open-source models). • RAG (Retrieval-Augmented Generation): Building smart systems that allow you to "chat" with your own documents, CSVs, and databases securely. • AI Workflows: Automating text processing, data extraction from unstructured documents, and intelligent report generation. • Prompt Engineering: Optimizing AI requests for accuracy, speed, and cost-efficiency. My Core Technical Stack: • Languages & Version Control: Python, OOP, Git • AI & Machine Learning: LLM APIs, RAG concepts, scikit-learn • Data Processing: pandas, NumPy, openpyxl, Data Cleaning, Statistics • Visualization: matplotlib, Automated Dashboard Generation • Development & Deployment: Tkinter (Desktop GUI), FastAPI, REST APIs, PostgreSQL, Docker How I Can Help Your Business: • Automate complex Excel/CSV workflows and data migrations. • Build custom Python scripts, API connections, or standalone desktop/web applications. • Clean and transform messy data into structured, actionable formats. • Integrate LLMs into your existing tools to automate data summarization or text generation. • Improve, scale, or debug your existing Python infrastructure. I focus on practical solutions, clean code, and clear communication. Whether you need a simple automation script to save time or a full-fledged AI-integrated analytics tool, I am ready to understand your business process and build a system that works perfectly for you. Let's discuss how we can optimize your workflow today!

Are you looking for an AI Full Stack Developer who can build scalable SaaS platforms, AI-powered web apps, LLM integrations, and production-ready backend systems? You’re in the right place. I’m a Full Stack Developer with 6+ years of experience building modern web applications, SaaS platforms, AI integrations, and high-performance APIs using Python, FastAPI, Django, React, and cloud infrastructure. I help startups and businesses turn ideas into reliable software by combining strong backend architecture, clean frontend implementation, and practical AI integration. Over the years, I have delivered: • 50+ full-stack web applications • 100+ third-party API integrations • 20+ subscription-based SaaS platforms • Systems handling 10M+ monthly requests • AI-powered dashboards, automation tools, and API-based workflows • Raised $2M+ / $5M+ / $8M+ after product development • Scaled platforms to 1M+ users and millions of operations • Built secure, compliant systems with HIPAA, GDPR, authentication, and role-based access My main focus is building software that is not only functional, but also scalable, maintainable, secure, and easy to improve over time. AI, LLM & Automation Experience I can help you build and integrate AI-powered features such as: ✅ OpenAI API integrations ✅ AI agents and workflow automation ✅ Chatbots and AI assistants ✅ LLM-powered SaaS features ✅ Document analysis and data extraction ✅ AI summaries, recommendations, and classification ✅ RAG systems and vector search ✅ Prompt engineering and evaluation workflows ✅ LangChain, LangGraph, embeddings, and AI pipelines Whether you need an AI chatbot, internal automation tool, document processing system, AI dashboard, or custom AI-powered SaaS product, I can help design and build the full solution from backend to frontend. Backend Development ✅ Python, FastAPI, Django, DRF, Flask ✅ REST APIs, GraphQL, WebSockets ✅ Microservices and async architecture ✅ Celery, Redis, AsyncIO, background jobs ✅ OAuth2, JWT, RBAC, multi-tenant SaaS architecture ✅ Third-party API integrations: payments, accounting, CRM, AI services Frontend Development ✅ React.js, Next.js, TypeScript ✅ Redux Toolkit, React Query, React Hook Form ✅ Tailwind CSS, Chakra UI, Material UI, Bootstrap ✅ SaaS dashboards, admin panels, responsive web apps ✅ SPA, SSR, SSG, reusable component architecture Databases & Data Processing ✅ PostgreSQL, MySQL, SQLite ✅ SQLAlchemy, Alembic, Django ORM ✅ MongoDB, Redis, Elasticsearch ✅ Pandas, NumPy, ETL workflows ✅ Data processing and automation pipelines Cloud, DevOps & Deployment ✅ AWS: EC2, S3, Lambda, ECS, RDS, CloudWatch ✅ Docker, Docker Compose ✅ CI/CD with GitHub Actions and GitLab CI ✅ NGINX, Caddy, load balancing ✅ Production deployment, monitoring, and scaling Why clients choose me 🔹 I understand both business goals and technical implementation 🔹 I build clean, scalable, production-ready architecture 🔹 I communicate clearly and keep the process transparent 🔹 I can work independently or as part of a team 🔹 I focus on long-term maintainability, not quick hacks If you need a developer who can build a SaaS product, an AI-powered platform, an automation system, or a full-stack web application, I’d be happy to help. Let’s discuss your project and find the best technical solution for your business. Ich spreche auch Deutsch und stehe Ihnen gerne für weitere Diskussionen oder Zusammenarbeit zur Verfügung.