# Mark Millstein

> Software Engineer

Location: New York, New York, United States
Profile: https://flows.cv/markmillstein

Software engineer working with HBase, Hadoop, and Kafka to build out the analytics tools at HubSpot

## Work Experience
### Software Engineer @ Suno
Jan 2025 – Present | New York, United States

### Senior Software Engineer 2 @ HubSpot
Jan 2021 – Jan 2024

### Technical Lead @ HubSpot
Jan 2019 – Jan 2021
- Led the design and development of an event processing system responsible for processing 10's of thousands of events a second
- Managed a team of 5 engineers through a massive data migration off of a legacy system for 500,000 customers
- Worked with other Tech Leads to gather requirements and drive the direction of our product to serve their needs

### Senior Software Engineer (Analytics) @ HubSpot
Jan 2018 – Jan 2019

### Software Engineer (Analytics) @ HubSpot
Jan 2017 – Jan 2018

### Software Developer Co-op (Reporting) @ HubSpot
Jan 2016 – Jan 2016
•  Maintained and expanded on existing Dropwizard services
• Developed a library to effortlessly export webpages as PDF, PPTX, or Zip files using Apache POI and PDFBox

### Software Engineer Co-op (Analytics) @ HubSpot
Jan 2015 – Jan 2015
•  Made heavy use of Amazon Redshift to store and query billions of events 
•  Aided in developing a fully functioning SQL generation tool that generates massive multi-join SQL queries
•  Built out a Kafka pipeline to copy data to S3 and bulk load it into Redshift

### Software Developer Co-op @ Intuit
Jan 2014 – Jan 2014 | Reno, Nevada


## Education
### Bachelor's degree in Mathematics and Computer Science
Northeastern University


## Contact & Social
- LinkedIn: https://linkedin.com/in/mmillstein
- GitHub: https://github.com/mmillstein

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Source: https://flows.cv/markmillstein
JSON Resume: https://flows.cv/markmillstein/resume.json
Last updated: 2026-04-13