Khrystyna D.

Simulation & Data Systems Engineer | Python • C • Algorithmic Development I am a systems-oriented software engineer specializing in high-performance data processing, simulation engines, and scalable backend architectures. I help clients design structured, reliable, and efficient systems — whether it’s building a trading engine, processing large datasets, or automating business workflows. 🔹 Engineering & System Development (Primary Focus) • Algorithm design & performance optimization (C / Python) • Modular backend architecture (FastAPI, Flask) • Real-time data pipelines & event-driven systems • Simulation and analytics engines • Machine learning preprocessing & inference systems • API integrations & automation workflows I design clean, extensible systems with clear separation of logic, data, and execution layers. 🔹 Data Processing & Automation (Quick Turnaround Projects) • CSV / Excel data cleaning & transformation • Invoice & transactional data validation • OCR-based data extraction workflows • Log file parsing & reporting automation • Structured reporting (SQLite, CSV, dashboards) I focus on accuracy, structured validation, and reproducible results.