Fintech and Crypto Expert (English)

You will review AI-generated responses about fintech, payments, banking, crypto, and Web3. You will judge whether the responses are accurate, clear, safe, useful, and faithful to the prompt.

You will also write expert explanations, scenario analyses, risk summaries, and model answers. The work requires practical judgment across payment systems, blockchain concepts, financial risks, and compliance concerns.

• Review AI responses for accuracy, clarity, safety, and prompt adherence
• Find errors in payment flows, financial product logic, blockchain concepts, and custody risks
• Assess fraud, account takeover, social engineering, AML, sanctions, consumer protection, and disclosure issues
• Write clear explanations and model solutions for fintech and crypto topics
• Compare and rank responses based on reasoning quality and practical usefulness
• Review topics including authorization, settlement, chargebacks, fees, card networks, ACH, wires, custody, key management, smart-contract risk, and token mechanics

What it pays and takes

This is a part-time contractor role for an experienced fintech and crypto subject matter expert. Strong written English is needed to explain complex topics clearly.

• Pay: $35 to $100 per hour
• Time: 20+ hours per week
• Work arrangement: Part-time contract work
• Language: Minimum C1 English proficiency
• Location: Open to candidates in Bangladesh, Bhutan, Brazil, Cambodia, Germany, India, Indonesia, Malaysia, Nepal, Pakistan, Singapore, Sri Lanka, Thailand, the Philippines, the United States, Timor-Leste, and Vietnam
• Experience: 5+ years in fintech, payments, banking, crypto, or a related field
• Education: Bachelor’s degree in finance, economics, computer science, engineering, business, or a related field, or equivalent experience
• Knowledge: Strong understanding of payments and money movement, including authorization, settlement, chargebacks, fees, card networks, ACH, and wires
• Knowledge: Strong understanding of blockchain fundamentals, including transaction lifecycles, consensus basics, on-chain and off-chain concepts, and token mechanics
• Judgment: A strong risk mindset covering fraud, account takeover, social engineering, custody risks, and safety-first guidance
• Preferred: Experience in AI data training, financial content quality assurance, risk and compliance review, or technical writing

How it works

Apply on OpenTrain with your resume, then complete the application on the hiring site.

About AI training work

AI training is the human work behind artificial intelligence. People review and write examples so models can give more accurate, useful, and safer answers, and experienced professionals are needed for work that depends on specialized judgment.