Seth Dandridge

Summary

Full-stack Python engineer with over a decade of professional software development and management experience. Able to quickly adapt to new domains, with expertise in finance, legal tech, health care, and media.

Skills

Technical Accomplishments

• Key contributor at 3 consecutive companies which resulted in successful acquisitions
• In the Google Vulnerability Reward Program Hall of Fame for discovering a security vulnerability in Google Docs
• My article on Python's function attributes was cited by Python inventor Guido van Russum
• Sojourn, a platform for sharing vacation homes with friends and family
• Corgi Party, a platform for making simple websites. It has 40 million visits and hosts 1+ million user-generated pages
• @itsavailable, a Twitter bot that programmatically discovers unregistered .com domains
• Created this resume template in HTML and CSS

Work Experience

• Datastore engineering. Database scalability, AWS cost reduction, etc.

• Designed and implemented critical services that would scale elastically up to 100% market penetration
• Created developer-friendly APIs to broker all electronic messages between doctor and pharmacy
• Developed a process for identifying, monitoring, and mitigating system failures, ensuring the resiliency and recoverability of services

• Led backend development for the company's largest group of products ($80 million+ in annual recurring revenue) with half the ~20 person backend engineering organization reporting to me
• Saved hundreds of hours of development time by rearchitecting backend systems to allow clearer seperation of concerns between components, effectively eliminating cross-team regressions
• Developed the execution plan for products over 1+ year timespan

• Backend lead of the company's largest product ($22.5 million in annual recurring revenue)
• Developed hiring processes and conducted 70+ technical interviews and phone screens
• Defined coding standards and produced the onboarding documentation used by every new engineering hire
• Recognized as a "thought leader"—delivering technical presentations, making architectural decisions, and advising the engineering organization as a whole

• Developed a variety of data-intensive features such a user permission management tool, an alert system for sending ~1 million monthly notifications, and a Gmail-style message center—all under strict data privacy constraints
• Introduced asychronous concurrency patterns that dramatically improved system performance, decreasing login time from ~5s to ~2s. These patterns were ultimately adapted by the entire engineering organization
• Built an extensible billing system for PCI-compliant handling of recurring customer payments across multiple payment vendors
• Uncovered critical, unexploited security flaws potentially saving the company from substantial penalties

• Co-managed 60+ developers
• Rebuilt 2 critical applications in less than a year—integrating traditional and machine learning algorithms into the backend

• Built a machine learning algorithm to classify financial risk factors with over 95% accuracy. This technology was a key selling point when the company was purchased by Lexis Nexis in 2016
• Built a system to match stock ticker codes with companies' public filings with 100% accuracy
• Built dashboards to monitor application speed, reliability and data integrity

• Developed SQL reports across a database of 1000+ tables for business intelligence and sales teams
• Developed machine learning algorithms for classification, clustering, and document similarity

• Used modern front-end technologies to integrate a real-time social content delivery platform into customers' websites

• Responsible for RSS Graffiti, a SaaS for publishing content to social media, which powered over a quarter billion impression daily
• Managed customer support and social media marketing, reducing churn by ~20%

Education