Aristos Theo

Computer Science graduate with hands-on full-stack and data work: shipped a fitness tracker (React/Node/Firebase), built Plotly Dash dashboards (SQL/Pandas), and trained ML models on real datasets. Strong fundamentals (data structures, concurrency, testing), reliable teammate with 4+ years of professional work discipline.

Freelance Web Developer at Self-employed / Remote (2024-09 – Present)

Designed and developed responsive web interfaces and client-ready websites and dashboards

• Designed and developed responsive web interfaces using React, TypeScript, and modern CSS, focusing on clean UI/UX and performance.
• Built and customized client-ready websites and dashboards, translating requirements into functional components and reusable layouts.
• Integrated REST APIs and Firebase (Auth & Firestore) for authentication, data persistence, and real-time updates.
• Optimized pages for mobile responsiveness, accessibility, and load performance.
• Worked directly with clients to iterate on designs, implement feedback, and deliver features on tight timelines.
• Used Git/GitHub for version control, issue tracking, and deployment-ready code.

Retail Associate at Shoppers Drug Mart (2020-10 – Present)

Supported digital POS/self-checkout systems and inventory tools

• Supported digital POS/self-checkout systems and inventory tools.
• Awarded Employee of the Year (2025) and Month (x3) for performance & reliability.

Bachelor of Computer Science (Honors) in Computer Science – York University (2020 – 2024)

IBM Data Science Professional Certificate in Data Science – Coursera (2025)

High School Diploma – Pierre Elliott Trudeau High School (2017 – 2020)