Mason Sansom
Associate Software Engineer
Experience
Associate Software Engineer
Best Buy
May 2025 — Present
Minneapolis, MN
- ▪ Engineered high-throughput data pipelines using Google Cloud Platform and Java to process customer interaction data, enabling faster decision-making and data-driven customer experiences
- ▪ Migrated data architecture to composite feature storage, reducing monthly Dataflow costs by 96% (from $1,356 to $52) and improving data accessibility for ML and analytics teams
- ▪ Migrated an existing Dataflow pipeline to a Cloud Function, reducing yearly costs from $1,300 to $4, a 99.7% reduction, while maintaining full functionality
- ▪ Took ownership of end-to-end data flow and collaborated cross-functionally with data science and analytics teams to continuously improve pipeline reliability and scalability
Associate Software Engineer Intern
Best Buy
June 2024 — Aug 2024
Minneapolis, MN
- ▪ Developed and maintained large-scale ETL pipelines using BigQuery and Google Cloud Platform, supporting critical business data workflows
- ▪ Implemented and optimized backend services with Java and Micronaut, enhancing system performance and resilience under load
Projects
Easy Going
Node.js, AWS EC2, PostgreSQL, Amazon RDS, S3
Jan 2025 — May 2025
- ▪ Designed and deployed a Node.js backend on AWS EC2 with PostgreSQL on Amazon RDS and integrated AWS S3 for secure, scalable cloud infrastructure
- ▪ Built RESTful APIs and an intelligent photo caching system, reducing redundant external API calls and improving responsiveness and cost-efficiency
Memory Allocator
C, Systems Programming
Sept 2024 — Dec 2024
- ▪ Implemented a custom dynamic memory allocator in C, including malloc, free, and realloc using an explicit free list with first-fit allocation
- ▪ Optimized memory management with block splitting, coalescing, and 16-byte alignment, reducing fragmentation and improving allocation efficiency
Education
Bachelor of Science in Computer Science, Minor in Mathematics
University of Utah
GPA: 3.90
Aug 2021 — May 2025
Salt Lake City, UT
Technical Skills
Languages
JavaC++PythonCC#JavaScriptNode.jsReact Native
Cloud & Tools
Google Cloud PlatformBigQueryDataflowCloud FunctionsAWSEC2RDSS3DockerGitLinuxFirebase AuthCI/CD
Databases
PostgreSQLSQL Schema Design
Activities & Leadership
University of Utah Marching Band Coding Club University E-Sports Team