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Justin MuiJM
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Justin Mui

@justinmui

Senior AI Data Engineer specializing in foundation model data platforms and AI-driven drug discovery.

United States
Message

What I'm looking for

I seek roles where I can lead data platform modernization and GenAI initiatives, mentor engineers, and deliver compliant, production-grade lakehouse and ML solutions in highly regulated environments.

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

ME
Current

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.

ME

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.

Education

Degrees, certifications, and relevant coursework

Rutgers University-New Brunswick logoRB

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.

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