Cole Vahey

Software engineer — Seattle, WA

Software engineer focused on building scalable systems, performant applications, and high-impact customer experiences. Skilled at working backward from customer needs, collaborating across teams to define clear requirements, and delivering intuitive features used by millions of users. Strong background in full-stack development and cloud architecture.

Projects

  • Trivial

    Explores actor and actress career data from The Movie Database (TMDB), mapping filmographies and career trajectories through the API.

  • sea-transit

    Personal Seattle transit tracker surfacing real-time arrival data for nearby stops, built as a lightweight JavaScript web app.

  • Attendance

    School attendance system for my technology class at the Community School of Davidson; JavaScript front end backed by an Arduino Uno handling physical check-in with RFID.

  • Pickem

    College football pick'em app that pulls live lines from the ESPN API and lets users predict game outcomes week by week.

  • NFL Scorigami

    Terminal visualization of every unique score combination in NFL history. Shows a scorigami table rendered in the command line using Python.

  • Enigma

    A browser-based message encoder and decoder. Encrypt text in one field, paste the output in another to get the original back.

Work

  • Amazon SDE II

    Build scalable systems and customer-facing features that improve the shopping experience for millions of Amazon users globally on the Worldwide Stores Accessibility team. Specialize in full-stack development, automating accessibility and quality workflows, and integrating them into developer pipelines.

  • Amazon SDE Intern

    Transformed large-scale performance data into actionable insights guiding optimization strategies across Amazon's retail systems, and contributed to a predictive modeling tool that dynamically detects latency anomalies to improve site reliability.

  • UNC Chapel Hill Learning Assistant

    Hosted weekly office hours and supported cohorts of 10–20 students per semester in core computer science concepts for COMP 211 and COMP 311.

  • Fidelity Charitable Analytics Intern

    Contributed to 8 projects including company-wide analyses that directly informed executive-level decisions.

Education

  • University of North Carolina at Chapel Hill

    BS Business Administration, BA Computer Science

    3.99 GPA

Skills

Languages: TypeScript, JavaScript, Java, Python, C, HTML/CSS

Cloud: AWS (Lambda, EC2, Step Functions, S3, IAM, SQS, CloudWatch, CloudFormation)

Databases: PostgreSQL, DynamoDB, MongoDB

Tools: Git, Linux, Vim, VS Code

Contact

Cole Vahey