Timothy Spangler 👨‍💻 Full stack software engineer

Build, upgrade and maintain Rails monoliths powering digital subscriptions, metering, paywalls, engagement analytics and various internal tooling and user-facing experiences
Build distributed, serverless services using TypeScript, in the AWS ecosystem
Work with vendors to integrate our in-house metering and subscription technology
Communicate and collaborate with both technical and non-technical stakeholders
Transfer knowledge and records during the sale of the San Diego Union Tribune

Built products that process millions of email messages per day while maintaining HIPAA compliance and HITRUST certification
Co-invented (see Patents) and implemented a zero trust security mechanism for inbound email
Implemented Postfix filters and milters in Ruby
Built new features for and maintained the consumer-facing Rails application
Led the design and implementation of microservices to transcribe audio messages and automate tedious electronic health record workflows
Wrote Rails API endpoints and associated React components to onboard new users
Interviewed, onboarded and mentored new developers on a fast-growing team

Developed and maintained mission-critical, Rails-backed systems to manage paywalls and subscription services at enterprise scale for more than a dozen major news properties, including the Chicago Tribune and New York Daily News
Wrote fault-tolerant Ruby gems to consume internal and third-party APIs
Routinely reviewed the code of teammates, providing constructive feedback and quality assurance prior to production deployment
Ported undocumented legacy applications to Rails
Supported my future colleagues during the sale of the Los Angeles Times and San Diego Union Tribune

Planned, developed and deployed full stack Rails applications for large and small clients
Integrated payment gateways and APIs (including Stripe, Braintree and PayPal)
Localized and internationalized Rails apps in English and French
Pair programmed with and managed remote contractors worldwide

Patents

Spangler, Timothy and Greevy, Hoala. 2021. System and method for verifying authenticity of inbound emails within an organization. USPTO #63/231,845, provisional patent filed August 11, 2021.

Backend programming with Rails (since 2.x), Sinatra and node
Frontend programming with Hotwire, Stimulus, vanilla JavaScript, TypeScript, React, HTML5/CSS3
Inbound and outbound email flow and delivery, including Postfix configuration, custom filters, SpamAssassin rulesets and proper MX, DKIM, DMARC and SPF configuration
Linux shell scripting
API and microservice design and architecture
Native iOS development with Swift and Objective-C
DevOps experience deploying containerized cloud applications
Infrastructure as code via Terraform and SaltStack
Published newspaper reporter