# Mark Klein

> Software Engineer

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

Started coding in elementary school and have loved it ever since.

## Work Experience
### Software Engineer @ Nova Intelligence
Jan 2025 – Present

### Funemployed @ Unknown
Jan 2022 – Jan 2025
Competitive coder
• Codeforces master, Meta Hacker Cup top 200
• Leetcode top 200 (top 0.03%)
Learner
• Studying math, ML, (and soon physics)
Climber
• Sending v7s, falling on v1s
Potter
• Building an army of mugs; not slaying Voldemort
Reader
• "In order to understand the world, one has to turn away from it on occasion."

### Senior Software Engineer II @ Addepar
Jan 2019 – Jan 2022 | New York City Metropolitan Area

### Software Engineer @ Addepar
Jan 2018 – Jan 2018
• Moved our existing airflow setup on a singular EC2 instance to Kubernetes.
• Wrote new downloader for our pipeline to support encrypted data at rest.
• Built decision tree framework to add support for computed attributes in our security master.

### Software Engineer @ Google
Jan 2017 – Jan 2017 | Mountain View, CA
• Created a framework to automate reviews for logging requests, which reduced toil by about 10%. 
• Worked on the migration of a log management system written in Python and Java (using GWT) to a new system written in C++ and Javascript (using Polymer). Managed both the front-end additions as well as many backend API changes.

### Software Engineer @ Coursera
Jan 2016 – Jan 2016 | Mountain View, California
• Designed and built a scala-based ETL dependency management system that also provided a graphical interface using vis.js on top of React.
•• Added revenue-based significance testing to our A/B testing framework.
•• Created a feature to view side-by-side differentials of saved SQL queries and rollback to past versions.


## Education
### Bachelor of Science (B.S.) in Computer Science
University of Southern California
Jan 2016 – Jan 2018

### Punahou School
Jan 2002 – Jan 2016


## Contact & Social
- LinkedIn: https://linkedin.com/in/mark-klein-29b837120

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Source: https://flows.cv/markklein
JSON Resume: https://flows.cv/markklein/resume.json
Last updated: 2026-04-01