Luis Gustavo L.

🐍 Python Backend Development | Django, REST APIs, PostgreSQL 🕵️ Advanced Web Scraping | Private APIs, GraphQL, anti-bot, proxies 🤖 AI & Machine Learning | LLMs, NLP, deep learning, semantic search ⭐ Top Rated | 100% Job Success | 1,000+ Upwork hours I’m a Developer with 3+ years of hands-on experience building backend systems, advanced web scraping solutions, data pipelines, and AI-powered solutions. I specialize in solving complex data collection and backend challenges, from discovering private APIs and overcoming anti-bot protections to structuring data, developing REST APIs, integrating AI features, and deploying reliable systems with long-term maintenance. What I can help you with: 🔹 Python Backend & API Development: Django, Django REST Framework, REST APIs, JWT authentication, Google OAuth, third-party integrations, database optimization, background processing, testing, and API documentation. 🔹 Advanced Web Scraping & Automation: Data extraction from complex and heavily protected websites, private API discovery, GraphQL, browser automation, proxy integration, anti-bot handling, scheduled scraping pipelines, and large-scale data collection. 🔹 Data, AI & Machine Learning: Data preprocessing, exploratory data analysis, feature engineering, predictive modeling, deep learning, geospatial analysis, recommendation systems, LLM integrations, embeddings, NLP, semantic search, and document or product matching. 🔹 Databases, Deployment & Infrastructure: PostgreSQL, MySQL, Supabase, Airtable, Redis, Celery, Docker, Docker Compose, AWS, Heroku, Nginx, Gunicorn, HTTPS/SSL, staging environments, background workers, and scheduled tasks. What clients say about my work: ⭐⭐⭐⭐⭐ “His resourcefulness in solving problems was impressive, and he consistently went the extra mile to deliver high-quality work. I really appreciated his professional attitude and the helpful, thoughtful insights he shared along the way.” ⭐⭐⭐⭐⭐ “Very skilled in scraping and automation using python. Effectively communicates, stays in touch and listens for feedback. Will definitely work with him again on other projects!” What you can expect: ✓ Accurate, well-structured data with careful validation ✓ Clean, maintainable, and documented code ✓ Strong problem-solving for complex technical challenges ✓ Clear communication and regular progress updates ✓ Commitment to agreed requirements, priorities, and deadlines Send me your project requirements, target websites, expected data volume, or backend architecture needs. I can help determine the right technical approach and build a reliable solution from extraction to production.