
Tisha J
Data Scientist
Kompetenzen

Meine Dienstleistungen

Arbeitserfahrung
Other
Freiberufler • 1 yr 7 mos
Freelance Data Analytics and Automation(Python)
May 2025 - Present • 1 yr 4 mos
• Processed and standardized 10K to 50K row real-world datasets, improving data quality and downstream analytics reliability • Performed EDA and feature preparation to support predictive analytics and business forecasting use cases • Built KPI dashboards generating 3 to 5 actionable business insights per project • Developed SQL based data extraction and validation workflows supporting reporting and analytics
Web Developer
Sep 2025 - Dec 2025 • 3 mos
Engineered “MyGardenBook,” a full-stack data-driven web application for aquarium fish and plant ecosystem management. Designed and implemented admin and user modules with end-to-end CRUD functionality, enabling structured storage, retrieval, and real-time updating of fish and plant datasets. Developed responsive frontend interfaces using HTML, CSS, and JavaScript, integrated with backend APIs for dynamic data rendering and database operations. Optimized data workflows and UI structure to improve content management efficiency and reduce manual tracking effort. Applied modular development practices to ensure scalability, maintainability, and seamless feature expansion.
AI Systems Evaluator
Outlier.ai • Vollzeit
Sep 2024 - May 2025 • 8 mos
• Evaluated 1,200+ AI responses, improving output reliability through structured checks for correctness and consistency. • Reduced repeated quality issues by ~20% by documenting failure patterns and strengthening evaluation rules. • Worked in fast delivery cycles, maintaining clean outputs and clear written reasoning for reviews.