Douglas Stull

About Douglas Stull

Lead developer with over 10 years experience in developing, implementing and management of software applications using Ruby, Ruby on Rails, Rspec, Javascript, CSS, SQL, Unix/Linux, Perl, Shell Scripting

Experience

1. Staff Fullstack Engineer

   GitLab

   Nov 2021 — Present

   Promoted to Staff Engineer within the Growth section, expanding scope to multi-team architectural leadership spanning Growth, Fulfillment, Analytics, and Engineering Productivity. The first engineer at GitLab to hold both frontend and backend maintainer status simultaneously, sought out for complex cross-functional initiatives requiring full-stack architectural judgment.Architecture & Technical Leadership- Co-led architecture of the Activation Engine, authoring the blueprint and aligning 10+ engineers across Growth, Fulfillment, and Analytics on instrumentation patterns now guiding Growth\'s measurement approach- Architected centralized SaaS trial eligibility logic across Growth, Fulfillment, and Analytics, establishing a single source of truth for trial experiences- Architected trial eligibility integration for GitLab\'s AI platform (Duo Agent Platform) with existing paid subscriptions, eliminating code duplication and laying the foundation for AI monetization- Drove technical architecture of the Free User Limits project from initial design through multi-year rollout, enabling GitLab\'s free tier monetization strategy- Maintainer of GitLab\'s experiment framework, establishing experimentation patterns across Growth initiativesBusiness Impact- Led technical strategy for a cross-team initiative that drove significant YoY growth in new direct customer acquisitions- Architected GitLab\'s free tier monetization controls, driving substantial ARR growth and thousands of new customer conversions- Improved CI pipeline runtime by 66% through test parallelization, saving ~160 developer-hours monthly- Established automated code quality enforcement organization-wide, reducing manual review cycles and preventing technical debtOrganizational Scale & Enablement- Coordinated technical execution across 4+ teams and 10+ engineers simultaneously- Launched recurring Fullstack pairing sessions as a cross-team learning forum to unblock engineers and raise the technical bar

Education

• Ohio University

  BS, Electrical Engineering

  1996 — 2001

Skills

• Tcp/Ip
• Ruby on Rails
• Disaster Recovery
• Apache
• Databases
• Servers
• Software Development
• Trading Systems
• Mysql
• Exchange Connectivity
• Internet Protocol Suite (Tcp/Ip)
• Software Development Life Cycle (Sdlc)
• Electronic Trading
• Shell Scripting
• Red Hat Linux
• Sql
• Linux
• Sdlc
• Low Latency
• Unix Shell Scripting
• Market Data
• Javascript
• High Availability
• Unix
• Perl
• Html
• Dns
• Enterprise Architecture