Mercor · Software & coding
Software Engineering Expert - review AI outputs in your specialty
Listed on Mercor as “Software Engineering Expert”
What this actually is
You review AI-generated code, rank model outputs against each other, write prompts that test edge cases, and provide expert feedback that gets used to train coding models. Not shipping production software. The platform title (Software Engineering Expert) reflects the rate band and the expertise required, not the day-to-day work.
Can you do this on your visa?
F-2 / F-4 / F-5 / F-6: open. E-1 to E-7: needs concurrent-employment permit. D-2 / D-4 students: S-3 permit, 20 hr/week cap. D-10 / D-8: case by case.
Korean tax on USD income
First 5 years in Korea: foreign-source income only taxed if remitted into Korea. After year 5: worldwide income. Full tax guide.
Original posting from Mercor
What you'll do
Depending on the project, work may include writing and evaluating code, reviewing model outputs, annotating technical tasks, or assessing AI-generated solutions across a range of programming languages and problem types.
Who we're looking for
\- 2+ years of professional software engineering experience
\- Proficiency in one or more of: Python, TypeScript/JavaScript, Java, Go, C#/C++, or similar
\- Strong ability to read, write, and reason about production-grade code
\- Comfortable working independently with strong attention to detail
Quoted from Mercor’s public listing on 2026-06-02. We don’t edit platform copy; honest framing is in the title and the “what this actually is” block above.
More on this platform
About Mercor
AI-interview-based talent network. One application, voice interview with their AI, then matched to projects across coding, research, and specialist work. Pay scales with track and seniority.
Mercor review: AI-interview talent network
4.1/5 on Glassdoor, fastest-growing platform in the category (+509% YoY). What the AI video interview actually asks, real pay across coding/research/medical/legal/finance tracks ($25-$200/hr), and the project-availability problem.
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