Tom Calloway

Conceptualized technical designs and implemented them in small increments of lean, clear, tested code. Actively sought improvements to feature delivery operations, quality, and implementation techniques.

Delivered HRIS features for the flagship product by implementing Public and Internal REST APIs. Conformed to disciplined team design standards.

Built a logic-rich LiveView dashboard for daily status data. Provided detailed feedback on specialized topics and performed analysis to generate productivity insights.

Exposed AI-driven accounting functionality through a GraphQL API. Contributed to external accounting system integrations and developed automated approval flow engine.

Developed prototype engine in Elixir to achieve efficient collection and inference of SaaS metrics. Conducted feature-building experiments on web frameworks.

Expanded functionality of Clojure back-end Lacinia GraphQL API. Generated statistics for customer compliance with nutrition plans.

Built Smart Ice Rails logic to calculate ice pack quantities based on local weather. Developed tablet web apps to track meal bag production rates.

Built React client app and Rails API features for project-based learning experience. Improved market fit and funnel metrics through iterative prototyping.

Developed high-value features for consumer-facing web app. Built internal Rails apps and enhanced A/B experimentation Rails API.

Paired-programmed Rails feature sets for web marketplace and B2B API.

Delivered iterations for client's applications and new products. Built a custom Ruby framework using dry-rb and rom-rb.

Developed a unified lead engagement Rails web app. Led efforts to introduce XP/Agile practices.

Extended and supported a legacy JRuby on Rails app. Learned Ruby language idioms and Rails framework.

Performed factory air emissions calculations and drafted permits.