Work Experience

My work experiences across different companies and roles.

All Experiences(4 experiences)

University of Windsor

University of Windsor

Teaching Assistant

September 2024 - December 2024

Windsor, ON

• Assisted in teaching Data Structures & Algorithms (COMP2540) to 2nd/3rd-year Computer Science students.

• Conducted tutorial sessions and office hours, clarifying concepts such as arrays, linked lists, stacks, queues, trees, graphs, recursion, sorting, and hashing.

• Reviewed and graded assignments, coding projects, and exams, providing constructive feedback to improve student understanding.

University of Windsor(Service Hub)

University of Windsor(Service Hub)

Web Developer

May 2024 - Aug 2024

Windsor, ON

• Optimized Student Services' Drupal site for mobile: reduced asset payloads and refactored templates, improving Core Web Vitals (Lighthouse mobile performance moved into 'Good' range).

• Standardized reusable components and streamlined content workflows, lowering page maintenance overhead and accelerating updates across pages.

• Completed an accessibility audit (WCAG) and resolved semantic roles, alt text, and focus issues to improve keyboard navigation and screen-reader compatibility.

Invisible Tech

Invisible Tech

Working

STEM AI Data Trainer (Freelance)

Jul 2025 - Present

Remote, Canada

Technologies

• Curated STEM datasets and rubric-based evaluations for LLMs; implemented checks to verify math / code output and prevent regressions.

• Surfaced insights that guided prompt/data updates and improved model behavior.

Leo Club Eternity Service (NGO)

Leo Club Eternity Service (NGO)

Web Developer

Jun 2023 - Aug 2023

New Delhi, India

• Co-designed and launched the organization website; improved information architecture and SEO (structured metadata, sitemap) to lift first-month organic traffic.

• Applied UX and accessibility best practices to simplify navigation and broaden reach.

Design & Developed by Arpan Tanwar
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