Kastle vs Welo Data
How the two compare for AI training work, using pay and job counts from listings that are open right now.
 Welo Data | ||
|---|---|---|
| Open jobs here | 1 | 373 |
| Median pay | $30/hr | $20.30/hr |
| Typical range | $30–$30/hr | $10–$35/hr |
| Highest posted | $30/hr | $230.77/hr |
| Rating | 0.0 | 0.0 |
| Would recommend | 0% | 0% |
| Hires most for | AI Expert - Customer Success & Support | Response Rater, Bilingual LLM & Translation, Geospatial Annotation |
| Founded | 2024 | 2023 |
| Country limits | None listed | None listed |
About Kastle
YC S24 startup building AI voice agents for mortgage servicing: payments, escrow, loss mitigation. Founded 2024, SF, team of 10, $2.8M raised. Hiring, but roles are SF in-person, not remote.
Kastle pay, process, and 1 open jobsAbout Welo Data
Welocalize's AI data brand with 500,000+ experts across 100+ countries, offering annotation, RLHF, and LLM fine-tuning services.
Welo Data pay, process, and 373 open jobsCommon questions
Does Kastle or Welo Data pay more?
Based on live listings, Kastle pays more: a median of $30/hr against $20.30/hr at Welo Data.
Which has more open jobs, Kastle or Welo Data?
Welo Data has 373 open AI training jobs here, compared with 1 at Kastle.
Can I work for both Kastle and Welo Data?
Usually, yes. Most AI training work is freelance or contract, and many people work on several platforms to keep a steady flow of tasks. Check each contract for exclusivity terms.