Machine Learning Engineer, Data & Training

Summary

Wordbricks is an AI company focused on making complex technology accessible and improving how people work with messy data. The Machine Learning Engineer, Data & Training will own the workflow from raw data through trained models, including data collection, dataset curation, model training, fine-tuning, and evaluation, while partnering with product and engineering teams to deliver user-facing improvements.

Responsibilities

• Build and run data collection and labeling pipelines
• Own dataset curation, quality, and versioning
• Train, fine-tune, and evaluate the models behind our products
• Work with product and engineering to turn model improvements into user-visible wins

Skills

• 3+ years of experience in ML engineering, data engineering, or a related role
• Hands-on experience training or fine-tuning models (LLMs a plus)
• Strong Python and data tooling skills
• You care deeply about data quality and can prove it
• Experience with RLHF, preference data, or synthetic data generation
• Background in evaluation design for LLM systems
• Contributions to open-source models or datasets

Qualifications

Must Haves

• 3+ years of experience in ML engineering, data engineering, or a related role
• Hands-on experience training or fine-tuning models (LLMs a plus)
• Strong Python and data tooling skills
• You care deeply about data quality and can prove it

Nice to Haves

• Experience with RLHF, preference data, or synthetic data generation
• Background in evaluation design for LLM systems
• Contributions to open-source models or datasets

Benefits

• 100% Remote Work
• Flexible Work Schedule
• Annual Company Retreat
• Comprehensive Insurance Coverage and Retirement Benefits