micro1 · Finance & specialist
Senior Metallurgist / Welding Inspector
Listed on micro1 as “Senior Metallurgist / Welding Inspector”
What this actually is
You bring your specialist expertise to AI evaluation. The shape of the work varies but the pattern is the same: review outputs, rate quality, write prompts, flag errors. The platform title (Senior Metallurgist / Welding Inspector) 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 micro1
Role Title: Senior Metallurgist / Welding Inspector
Role Type: Contractor
Location: Remote (US based preferred)
micro1 is engaging expert Senior Metallurgists and Welding Inspectors to participate in a high-impact project for a customer in advanced manufacturing and materials engineering. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required - your domain knowledge is what matters.
Scope of Work
• Evaluate and interpret metallographic microstructures to determine material acceptability and conformance to standards.
• Conduct heat treatment process analysis and acceptance reviews in accordance with AMS 2750, ASTM E112, and related US specifications.
• Assess weld quality through macro etch evaluation and apply CWI acceptance criteria to real-world case studies.
• Perform coating inspection tasks aligned with NACE/AMPP and SSPC protocols, ensuring surface integrity and protection requirements are met.
• Review and disposition additive manufacturing (LPBF) defects based on detailed build and cross-sectional data.
• Provide clear, well-documented written and verbal feedback on accept/reject decisions, supporting data-driven insights for AI model training.
• Reference and apply NADCAP, AWS, ASTM, and AMS standards to a variety of metal samples, weldments, coatings, and AM builds.
Preferred Qualifications
• At least 8 years of hands-on experience making high-stakes accept/reject calls on micrographs, weld macros, fracture surfaces, coatings, or LPBF additive builds.
• Advanced knowledge of US and international standards including ASTM, AMS, AWS, NADCAP, NACE/AMPP, and SSPC.
• Current or prior AWS Certified Welding Inspector (CWI) credentials, or equivalent metallurgical certification.
• Proven experience in metallographic analysis, heat treatment evaluation, weld inspection, and industrial coating assessment.
• Familiarity with additive manufacturing processes, especially laser powder bed fusion (LPBF) and associated defect mechanisms.
• Exceptional written and verbal communication skills, with a keen eye for detail and the ability to explain technical reasoning clearly.
• Experience in remote or digital project collaboration, with strong self-direction and accountability for deliverables.
Quoted from micro1's public listing on 2026-10-29. We don't edit platform copy; honest framing is in the title and the “what this actually is” block above.
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About micro1
Recruits experts and generalists for AI training projects and lists each role with an hourly range on its own job board. You apply per role, then do a role-specific interview with micro1's AI recruiter.
Is micro1 legit? Our review
A real US company that pays experts in USD through Deel twice a month. The hard part is getting from the Zara AI interview to paid work. Pay, who can join, and how Korean visa and tax rules apply.
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