# Dennis Hahn

> Software Engineer II

Location: New York City Metropolitan Area, United States
Profile: https://flows.cv/dennishahn

Software Engineer. BS in Computer Science and BS in Applied Mathematics and Statistics from Stony Brook University.

## Work Experience
### Software Engineer II - Automation @ North Atlantic Industries
Jan 2024 – Present | Bohemia, New York, United States
●	Led a team of 2 to automate numerous business and production processes, namely addressing a critical, monolithic C#/.NET WinForms legacy product used by 100+ daily users by architecting and developing a distributed solution using Python, Jenkins, Docker, and AWS.
●	Architected and implemented serverless microservices used across multiple applications that handled controlling industrial machinery and providing vital sales and product information to stakeholders.
●	Improved build times by 80% by leveraging Docker to handle dependencies and automate build jobs.
●	Migrated crucial codebases to Git and into test harnesses using MSTest, CppUnitTest, PyTest, and JUnit.
●	Built CI/CD pipelines using GitLab and Jenkins to automate builds, tests, deployments, and reporting.
●	Reduced the runtime of a crucial product’s test by 70% by monitoring test logs and stack traces.
●	Utilized Jira for Scrum/Agile project management and GitLab for Git-based version control.

### Software Engineer I @ North Atlantic Industries
Jan 2022 – Jan 2024 | Bohemia, New York, United States
●	Developed NAI’s flagship product testing suite ‘NATS’ using C#/.NET, SQL/SSMS, and C.
●	Created and maintained a Python and React web app for viewing NAI product test data with FastAPI, Pandas, Tailwind CSS, Plotly, MSSQL, Docker, and AWS while following SOLID and TDD principles.
●	Compiled and summarized test data of 80+ products to highlight issues with product test yields to upper management, identifying an opportunity to capture an additional $2M+ in lost sales.
●	Improved a React render by 3x by redesigning the data structure of a large component and using Virtuoso.
●	Achieved a 70% reduction in deployment times by optimizing dependencies, including PyTorch.
●	Developed tests for NAI’s single board computer and module products using Linux tools and benchmarks such as iperf, hdparm, and lm-sensors administered using Jenkins via SSH, Telnet, and Serial protocols.
●	Implemented a video streaming demo in C/C++ running on Deos, a Real-Time OS, to showcase Time-Sensitive Networking capabilities on multiple new products shown at a major industry conference (AAAA).
●	Developed and tested embedded C/C++ code for an assortment of architectures and platforms including x86, ARM, PowerPC, PetaLinux, VxWorks, BareMetal, Deos, and U-boot.

### Software Engineer Intern @ North Atlantic Industries
Jan 2022 – Jan 2022 | Bohemia, New York, United States

### Tutor @ Suffolk County Community College
Jan 2019 – Jan 2019 | Selden, New York
Tutored students in Computer Science for 12 hours per week during final semester as a student. Topics included, but were not limited to, Java, JavaFX, Assembly, Computer Architecture, Object-Oriented Programming, Data Structures and Algorithms.


## Education
### Bachelor of Science - BS in Computer Science
Stony Brook University

### Bachelor of Science - BS in Applied Mathematics and Statistics
Stony Brook University

### Associate of Science - AS in Computer Science
Suffolk County Community College


## Contact & Social
- LinkedIn: https://linkedin.com/in/den-hahn

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Source: https://flows.cv/dennishahn
JSON Resume: https://flows.cv/dennishahn/resume.json
Last updated: 2026-04-05