Trust & Safety ML Engineer safeguarding Hapiko’s generative - AI sticker printer for children. Owning moderation pipelines, safety evaluations, classifiers, red teaming, and compliance systems.
About the role
- ML Engineer training diffusion models for Hapiko’s voice-activated Stickerbox, which turns kids’ spoken ideas into stickers. Bringing Spin Master characters into production safely and on-model.
Responsibilities
- Train and fine-tune diffusion models, pipelines, and adapters for characters
- Extend the evaluation harness to measure character fidelity alongside overall output quality
- Ensure a child’s spoken request for a character reliably produces the right outputs
- Work with brand teams to get characters approved and shipped
- Partner with the ML Serving engineer to get new products into production
- Partner with the Trust & Safety engineer to ensure products are safe for kids from day one
- Build and tune models and pipelines for generating approved, on-model character stickers for Stickerbox
- Build the data and evaluation systems behind the models
Requirements
- Hands-on experience fine-tuning diffusion or other generative image models
- Experience building training data pipelines with real provenance requirements
- Experience building evaluations for generative output and using them to make decisions
- Strong software engineering skills in Python
- Curiosity and willingness to get creative and help pioneer the future of play
Benefits
- Growth and Career Opportunities
- Flexible Work Hours
- Innovation, Collaboration and Fun
- Comprehensive Benefits
- Other fun Perks!
- Reasonable accommodation during the hiring process
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