Thomas Callen
Software Developer
Spring Lake, MI
+1 (616) 558-8366
University of Michigan
B.S.E Computer Science (May 2025)
Skills
Languages:
C
C++
Python
Java
MATLAB
SQL
JavaScript/TypeScript
HTML/CSS
Frameworks:
Next.js
Flask
Express.js
Spark
Hadoop
Libraries:
React
Tailwind CSS
NumPy
Matplotlib
qiskit
OpenCV
Databases:
PostgreSQL
MySQL
Firebase
Tools:
Git
GitHub
Docker
Figma
Platforms:
Node.js
AWS
Raspberry Pi
Arduino
Hardware:
MicroPython
CircuitPython
Arduino
Summary
Computer Science engineer with experience in embedded systems, IoT hardware/software integration, and full-stack development. Skilled in building prototypes from concept to deployment, including Raspberry Pi/Pico-based sensor systems, cloud integration (Azure, AWS), and React frontends. Proven leadership in NASA-funded student design challenges and nonprofit engineering initiatives.
Work Experience
GLBL Foundation
website
Software Engineer
Nov. 2024-Present
Design and prototype the embedded systems of a free-source internet-connected water purifier/analyzer
Build responsive web and mobile UIs using React to visualize data from water purifiers
Kinetix LLC
website
IT and Business Analytics Intern
May 2024-Aug. 2025
Automated the remote deployment and installation of software updates and applications
Created interactive and business reports with Power BI and Microsoft Excel
Assisted in the programming, installation, and testing of network appliances
The Deck
website
Line Chef
May 2023-Aug. 2023
Thrived in an extremely fast-paced kitchen; routinely handled a workload equal to ~10 hours within an 8-hour shift while keeping orders moving.
Prepared salads and side dishes to order
Handled dishwashing and closing tasks to support the kitchen.
Assisted with basic prep such as chopping, portioning, and labeling.
Callen Engineering, Inc.
website
Civil Engineering Intern
Sep. 2020-Aug. 2021
Utilized Sketchup and rendering software to create life-like 3D models of structures and terrain
Drafted and organized professional engineering documents for various civil projects
Provided duties of inspector throughout the construction of multiple housing developments to ensure abidance to local and national building codes and ordinances
Lake Michigan Surveying LLC
website
Survey Technician
Sep. 2020-Aug. 2021
Operated surveying equipment to map topographic and boundary surveys
Mentored new employees regarding proper equipment usage and survey strategy
Village Baker
website
Line Chef
May 2018-Aug. 2018
Prepared salads and side dishes to order and operated grill and fryer stations
Handled dishwashing and closing tasks to support the kitchen.
Assisted with basic prep such as chopping, portioning, and labeling.
Extracurriculars
UofM's Bioastronautics & Life Support Systems Team
website
Electrical Sub Team Lead
Aug. 2024-May 2025
Led requirements, trade studies, verification, and risk for an ISS EXPRESS rack prototype
Coordinated with NASA stakeholders and cross-functional leads; mentored and delegated tasks
Integrated sensors, Raspberry Pi controllers, and power relays to actuate pumps/lights/heaters; bench-tested
Built React front end + Express.js back end with a peer-to-peer link to a control laptop; enabled CSV (comma-separated values) logging, manual control, and live video
UofM's Bioastronautics & Life Support Systems Team
websiteData Sub Team Member
Sep. 2023-May 2024
Conducted trade studies, requirements decomposition, and verification planning for early-stage astronaut exercise equipment
Designed embedded firmware (Arduino), sensor integration (I²C/UART), and a touchscreen GUI for real-time data acquisition, visualization, and logging
Entrepreneurship Creativity Club
website
Treasurer
Jan. 2023-Sep. 2024
Applied for grants and dispersed funds to selected startups and entrepreneurs based on campus
Interviewed established entrepreneurs to inquire lessons learned from their experiences