Ads Bidding Optimization Platform & Algorithms

• Designed and implemented a new streaming data pipeline for ETL (Extract, Transform, Load) operations on sensitive product usage data

• Reduced latency in processed data uploads from 4 days down to minutes, bolstering several business processes, including product development, customer data reporting, and machine learning

• Constructed a scalable and generalizable pipeline, enabling the painless addition of new types of data

• Created a continuous deployment strategy with error monitoring and seamless code/config updating

• Developed scripts and mechanisms for organized testing and iteration

• Implemented the streaming pipeline on Apache Spark and Kafka via AWS MSK and Glue

• Provisioned deployment and security infrastructure with Terraform and Ansible

• Led new feature development in Duo’s new Universal Prompt, creating an easier and more effective Multi-Factor Authentication (MFA) experience

• Redesigned the Duo Push experience with zero-click, automatic notifications

• Implemented new and improved authentication methods, including text messaging, phone calls, Duo Mobile one-time passcodes, and hardware tokens

• Consulted over a dozen customers directly and compiled usage data to intelligently drive the feature development process

• Shaped a brand new area of the Duo codebase, authoring internal-use articles on software architecture decisions, UI/UX considerations, and best practices for development

• Collaborated in an Agile development team, engaging in paired programming, regular code reviews, and daily/weekly presentation of work

• Derived solutions for drive design and production that adhered to design standards and integrated seamlessly across company documentation

• Provided timely response to engineering errors in the production of large drives, decreasing engineering defects per drive shipped by ~33%

• Improved quality through validation/correction of all deliverables, including assembly drawings, wiring schematics, factory acceptance testing, and system software, decreasing engineering ‘Quality Incident Reports’ per week by ~30%

• Communicated clear short-term corrective action plans to production workers

• Collaborated with the Engineering Core team to devise and document long-term solutions