Linguitronics Co., Ltd.

• Research competitors, social feeds, and emerging ad formats to generate a continuous stream of creative hypotheses specific to GPTZero's audiences: educators, students, enterprise buyers, and writers • Write tight, hypothesis-driven creative briefs for each batch, with a clear angle, messaging rationale, and target audience per ad • Design 100 to 150 static ad concepts per week in Canva or Figma for Meta (Facebook and Instagram), using internal templates and tools to keep production efficient • Incorporate real product imagery into statics: screenshots, UI moments, and feature highlights so ads feel grounded in what GPTZero actually does • Synthesize performance data from live tests to identify winning patterns and apply those learnings to improve the next cycle • Support brand design and blog post imagery on an ongoing basis, keeping the visual language consistent as we publish content across channels • Own the creative strategy layer over time, building a repeatable system for ideation, production, and iteration that scales with the team

• Review and edit AI critique of writing samples using professional criteria • Articulate evaluation methods for writing quality in your domain • Participate in live workshops to explain edits

• Test our chrome extension and web application, executing detailed test plans on a variety of browsers and operating systems • Created detailed error reports using video recording software and task management software • Create automated E2E tests to gate new releases using our drag-and-drop E2E testing tool • Work with our engineering team live to reproduce and understand errors and improve our platforms robustness