AI Trainer - Maths HN/HCM

A. Overview

We are hiring AI Trainers – Mathematics for our AI-powered math solver and tutor for students and instructors in the US. You'll create step-by-step solutions, review AI-generated answers, and improve how AI explains math.

Two tracks available:

• Contractor: For final-year students and recent graduates. $200/month fixed + performance-based pay, with expected total income of $500–800/month, depending on performance. A 12-month contract, with potential extension.
• Full-time: For candidates with 2–5 years of relevant experience. $800–1,000/month fixed salary.

Location: 100% on-site in HCMC (An Loi Dong, Thu Duc) or Hanoi (Thuy Khue, Tay Ho).

Schedule: Monday–Friday, 8 working hours/day, starting between 8–10 a.m., with a corresponding finish time. Students with classes 1–2 sessions/week may discuss schedule adjustments.

B. What you'll do

• Create training data: Write and label step-by-step solutions in College Algebra, Precalculus, Calculus, and Statistics, with opportunities to expand into Physics and Chemistry.
• Review AI output: Check solutions and labeled data for accuracy, reasoning, notation, and formatting.
• Work with technical formats: Use LaTeX, basic Python, JSON, and Markdown within the labeling workflow.
• Provide feedback: Review data labelers work and help improve their accuracy and clarity.
• Improve workflows: Collaborate with the Operations Content team to resolve content issues and strengthen training-data quality.

C. Who we're looking for

• A final-year student or graduate in Mathematics, Applied Mathematics, Statistics, Math Education, Computer Science, Engineering, or a related STEM field. Experience requirements vary by track.
• Strong foundations in Algebra, Calculus, and Statistics, with the ability to explain solutions clearly.
• Basic programming knowledge, ideally Python, and confidence reading and editing code-like syntax.
• Good English reading and writing; IELTS 7.0+, TOEIC 850+, or equivalent proficiency preferred.
• Careful attention to detail and the ability to spot and correct errors in multi-step solutions.

Nice to have: LaTeX proficiency; math tutoring experience, especially in English for SAT, AP, IB, or university-level courses; a math competition, math-specialized school, or research background; or experience with AI tools, data annotation, content QA, or startups.

D. Why join us

• Make an impact: Your work directly improves a live AI education product serving students in the US.
• Learn from experienced colleagues: Work with people whose backgrounds include Google, Facebook, Lyft, Apple, Oracle, GREE, and leading Vietnamese companies.
• Be rewarded: Competitive compensation, with performance-linked bonuses and stock options subject to applicable employment terms.
• Get equipped: MacBook Pro, external displays, and access to phones and tablets.
• Enjoy everyday support: Flexible start times and free daily lunch and dinner.

Benefits and eligibility vary by engagement type and will be confirmed during the hiring process.

E. Hiring process

1. Application: Complete this form and share your CV in English.
2. Practical assessment: Complete a short math-labeling task covering math, English, and basic coding.
3. Competency interview: Meet Operations team leaders to discuss your skills and approach.
4. Team interview: Meet colleagues from other teams and learn how we work together.