Darren Lane
@darrenlane
Senior software engineer building scalable backend systems and delightful customer-facing features.
United StatesWhat I'm looking for
I am a Senior Software Engineer with over a decade of experience designing and shipping scalable backend systems and customer-facing features at major technology companies.
At Stripe I led onboarding and payment enablement work using React, TypeScript, GraphQL, Next.js and Python, reducing launch delays from weeks to days and cutting dashboard load times by 38%.
At Microsoft I developed and scaled the persistent chat system for Teams using C#, ASP.NET, Azure Service Fabric and Cosmos DB, supporting millions of daily users while improving API responsiveness and maintainability.
I prioritize performance, reliability, observability, and cross-functional collaboration, and consistently deliver measurable impact through testing, instrumentation, and thoughtful system design.
Experience
Work history, roles, and key accomplishments
Engineered StripeAtlas onboarding features using React, TypeScript, GraphQL, and Python, reducing launch delays from 3–5 weeks to under 3 days and cutting dashboard load times by 38%. Implemented data orchestration and observability that improved pre-fill accuracy to 99% and reduced incident debug time by 40%.
Developed and scaled Microsoft Teams persistent chat and backend APIs using C#, ASP.NET, Azure Service Fabric, and Cosmos DB to support 13M+ daily users and improved API response times by 28% through refactoring and async processing.
Education
Degrees, certifications, and relevant coursework
Carnegie Mellon University
Bachelor of Science, Computer Science
2009 - 2013
Completed a Bachelor of Science in Computer Science with coursework and projects preparing for large-scale backend and real-time systems development.
Tech stack
Software and tools used professionally
Availability
Location
United StatesAuthorized to work in
Salary expectations
Social media
Job categories
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