Vasile B Dev
Senior Python, Quant Trading Bots and AI Engineer, VasileDev
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Portfólio
Experiência profissional
Founder & Principal Quant Systems Architect
Vasile Bratu • Freelance
Aug 2026 - Present • 1 mo
Founder and Principal Architect at VasileDev Group (P.IVA 04226190041), a registered Italian software & quant engineering consultancy. Key technical focus: - Engineering high-frequency algorithmic trading bots & execution daemons (IBKR TWS API, MetaTrader 5 EAs, Polymarket CLOB engines). - Architecting enterprise Python FastAPI microservices, AI biometrics, and multi-language edge-cached platforms. - Designing resilient web automation systems, TLS fingerprinting (curl_cffi), and proxy rotation infrastructure.
Senior Freelance Python Developer & Data Engineer
Fiverr • Freelance
Jan 2024 - Present • 2 yrs 8 mos
Architected and deployed high-performance, enterprise-grade automated data extraction systems. Specializing in building resilient scraper engines that bypass advanced web application firewalls (WAFs) and delivering executive-ready structured data dashboards. Key technical focus: - Bypassing advanced anti-bot protections (Cloudflare, Akamai, Imperva) using cryptographic TLS fingerprinting (curl_cffi) and custom proxy management. - Designing high-speed concurrent data pipelines using Scrapy and Playwright, optimized for absolute data integrity. - Engineering custom ETL pipelines, converting raw/chaotic web structures into premium styled Excel databases with dynamic formulas and real-time Google Sheets API sync. - Building robust script refactoring and debugging pipelines to optimize execution speeds and eliminate crash loops.
Python Developer / Data Automation Engineer
Upwork • Autônomo
Jan 2021 - Dec 2023 • 2 yrs 11 mos
Developed custom Python scripts and backend automation solutions for medium-sized business clients. Focused on creating efficient database integration systems, cleaning messy datasets, and automating repetitive data workflows. Key technical focus: - Building scalable database scripts (PostgreSQL, SQLite) to sync local business data with cloud endpoints. - Automating manual data entry pipelines using Pandas and OpenPyXL, reducing processing times by over 80%. - Designing and maintaining RESTful APIs to facilitate seamless data communication between business platforms. - Collaborating with international teams to deliver clean, documented, and fully tested codebases.