Oct 2022 – Present · 3 yrs 5 mos

• Improved the customer experience at Checkout as part of the Purchase Experience team, driving a multi-year migration and re-architecture from Perl to Java. This cut total time to checkout by 85 seconds.
• Designed a federated architecture for Delivery Option selection, adopted as the standard for entity selection in the new Java platform, streamlining migration for 8+ Delivery Experience programs.
• Developed a solution for mandating services (Open Box Delivery for smartphones) that increased customer confidence, lowered product return rates by 260 bps, and enabled hold-out brands like Peloton to sell on Amazon.
• Piloted the alarms-as-code initiative, cutting critical issue detection time to under 60 seconds.
• Introduced and standardized a layered coding architecture. Got accolades for streamlining the code base structure. This enabled interns joining the team to implement new plugins without guidance.

Aug 2020 – Oct 2022 · 2 yrs 2 mos

• Engineered Amazon's next-generation scheduling platform as part of the Scheduling Technology team, ensuring guaranteed appointments for customers and efficient resource utilization for service providers.
• Implemented an automated system for associating and disassociating professionals to customer orders, streamlining operations and decreasing missed appointments by 64%.
• Drove org-wide adoption of infrastructure as code, enabling a seamless 4 week migration from Dublin to Spain with minimal code changes when mandated.
• Developed scalable Public APIs using AWS Lambda and API Gateway, enabling seamless onboarding of 30+ 3P sellers, including Urban Company, to offer services on Amazon.
• Identified potential caching opportunities and persuaded leadership to invest in the solution. This reduced downstream traffic by 80% and helped prevent annual outages during peak sales events.
• Designed essential checkout components as an away team member on an S-Team initiative, enabling in-store pickup at Best Buy.

Jan 2020 – Jul 2020 · 6 mos

• Part of the HBS - Finance Technology team.
• Built the organization's first AWS hosted internal website. This platform is used by 250+ business clients to create and manage Amazon Funded promotions, Rate cards and Service cancellation charge.