Justin Mui
@justinmui
Senior AI Data Engineer specializing in foundation model data platforms and AI-driven drug discovery.
United StatesWhat I'm looking for
Senior AI Data Engineer with 5+ years of experience building scalable data platforms for AI-driven drug discovery in regulated healthcare environments. Proven track record architecting end-to-end data pipelines supporting foundation models (KERMT, TEDDY) across 11M+ molecular and 100M+ single-cell datasets, enabling accelerated target identification and lead optimization. Expertise in lakehouse architectures (Databricks, Delta Lake), ELT frameworks (dbt, Snowflake), and cloud platforms (AWS, Azure), with strong focus on HIPAA-compliant data systems, multimodal data integration, and LLM-powered workflows (RAG, agent pipelines). Trusted partner to leadership in driving data and GenAI strategy across enterprise-scale initiatives.
Experience
Work history, roles, and key accomplishments
Senior Data Engineer
Merck
Jan 2023 - Present (3 years 5 months)
Led development of Merck's GPTeal GenAI platform and lakehouse pipelines, cutting clinical report creation time by 70% and saving 100+ hours/month while achieving GxP/FDA audit readiness within 6 weeks.
Database Engineer
Merck
Jul 2019 - Jan 2023 (3 years 6 months)
Architected the MANTIS manufacturing data lake on AWS, unifying 100+ systems to deliver 3× query performance and 50% lower compute cost while boosting ETL throughput 300% and ensuring GxP auditability.
Database Engineer
ADP
Sep 2014 - Jul 2019 (4 years 10 months)
Designed and scaled DataCloud ETL pipelines processing data for 90K clients and 30M+ employees, accelerating ML feature production and reducing query latency by 70% to enable sub-second analytics for 10K+ users.
Education
Degrees, certifications, and relevant coursework
Rutgers University-New Brunswick
Bachelor of Science, Information Technology
2010 - 2014
Completed a Bachelor of Science in Information Technology with coursework and training relevant to data engineering and systems integration.
Tech stack
Software and tools used professionally
Availability
Location
United StatesAuthorized to work in
Salary expectations
Social media
Job categories
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