David Aoyama Email & Phone Number

Foster City, California, Us

Supervised and optimized performance of a team of 13 Software Engineers across three scrum teams supporting the Cybersource platform. Delivered high impact projects for key strategic merchants. Integrated GenAI technologies to accelerate software development, driving greater efficiency and productivity.- Business Delivery: Delivered numerous critical client enhancements including payment mandate compliance, PLCC and Cobrand support, and Airline payment solutions for our largest strategic clients.- Batching Acceleration: Launched next generation batching platform which increased transaction batching speed by more than 90%.- Security Compliance: Designed and architected security compliance solutions and processes across teams.- Agile Transformation: Leader in core team for organizational Agile transformation, migrating to JIRA Align. Streamlined quarterly planning process working across global teams.- Team Growth: Hired and onboarded 11 engineers, growing team capacity by 20%.- Release Improvement: Created best practices for global team for driving weekly releases. Delivered 60% improvement in release readiness speed and established repeatable playbook for continued improvement.- GenAI Enablement: Enabled GenAI software development across team, improving productivity and developer satisfaction.

Foster City, California, Us

Led a team of 12 Software Engineers who supported delivery of critical infrastructure improvements, enabling business growth and implementing key security compliance and operational enhancements. Collaborated with test engineering and release leaders to implement impactful changes in the testing and release process to improve predictability in the development lifecycle. Led system architecture enhancement to move key gateway processing components to Docker containers for increases development speed and efficiency.- Technology Innovation: Global Lead for Technology Infrastructure projects within Payments team. Delivered Key infrastructure innovations for enabling growth in new business areas such as mobile point of sale enhancements, tax calculation fallback redundancy, and authorization retry mechanism.- Gateway Containerization: Led effort to transform gateway components from a single monolithic application to separate Docker containers, increasing deployment agility, reducing operational risk, and accelerating time to market.- Security Enhancements: Overall Security lead for global payments organization. Led major Java upgrades, Kafka, Hazelcast migrations, and Secure Logger sensitive data handling, solving complex architectural challenges and providing 100% compliance with security mandates.- Security Process: Established team integration with Security Center of Excellence to streamline security finding process and integrated with team new finding sources for timely remediation.- Site Reliability Initiative: Organized “Reliability Day Hackathon” to raise awareness for 99.999% availability target to evangelize defensive programming, increase code coverage, and reduce Sonar code quality findings.- Team Growth: Represented VISA at UC Berkeley hiring events and hired and onboarded 5 Software Engineers

Foster City, California, Us

Transitioned to Cybersource team focused on growing Alternate Payments business to expand Cybersource’s global offerings beyond credit card payments. Led 10 engineers in designing and architecting new technical solutions to handle new payment workflows. Set paradigm for Common Transaction Processing platform for accelerated integration of alternate payment systems.- Common Transaction Processing: Developed Common Transaction Processing platform to create standard API for third party providers to integrate to, reducing the integration costs by 80%. Successfully integrated four alternate payment systems within first year.- Tax Platform Transition: Implemented new Tax platform integration, creating modular tax solution enabling new regional tax features and cost savings. Worked closely with external partners to ensure integration success and implemented key enhancements to integration.- Value Added Capabilities: Led effort to create third party support for encryption of credit card terminal data through an external provider, enabling key merchants onboarding to platform.- Security Champion: Overall lead for Security finding remediation in global Payments team. Organized “Security Day” Hackathon which saw remediation of 45 key security findings in one day.

Foster City, California, Us

Joined VISA PlaySpan engineering team leading core payment Checkout system and DevCon customer portal teams. Managed and led 10 cross functional team members to develop key customer enhancements and increase system and data security across the PlaySpan system. Oversaw transition of PlaySpan work to offshore team and was single point of contact for any operational and developmentactivities for PlaySpan.- Digital Payment Innovation: Met with external partners on expanding integration and services for digital wallet infrastructure for online gaming platforms. Expanded key client relationships.- Data Protection Initiative: Led cross functional group of teams to execute enhancement of data protection protocols which involved a complex multistage and multi team effort which resulted in 0% system downtime.- Agile Enablement: Integrated agile development processes across organization to streamline sprint planning process.- Team Transformation: Onboarded and oversaw transition of PlaySpan work to offshore team, led local team transformation to Alternate Payment team to enable expansion of payment systems on Cybersource platform.

San Mateo, California, Us

Directs front-end development of consumer shopping web, mobile web, and mobile applications. Oversees all aspects of analysis, development, and operations for new revenue stream websites. Manages interactions between development teams and stakeholders and provides executive summaries to company executives and board. Heads staff of over 20 engineers across three teams, reporting directly to the CTO.- Advocates and drives development of new Ruby on Rails platform leveraging service oriented architecture, responsive UI design, and best industry practices.- Drives new revenue initiatives with development of www.wize.com, focused on recommendations based on data mining intelligence, www.applianceshopping.com, a product specs oriented shopping experience, and collaboratively developed www.pricemachine.com, a price oriented shopping site.- Oversee development and launch of next generation Price Machine mobile iOS application featuring unique shopping experience focusing on “fair price” concept. - Managed strategic transition of Guenstiger integration and Silhouette work to Gurgaon, India office freeing up critical resources to help advance key company platform initiatives.

San Mateo, California, Us

Headed development of international sites while continuing to oversee Merchant Dashboard and Syndication development. Oversaw transition to agile development processes, greatly enhancing developer effectiveness. Managed cross team projects utilizing expertise in the Merchant Dashboard platform, finance systems, consumer facing sites, and search engine marketing systems to drive large integration projects and new merchant offerings.- Technical representative for Nextag in Guenstiger acquisition. Evaluated technical systems architecture prior to acquisition. Developed and oversaw execution of integration plan for Guenstiger finance, Merchant Dashboard, and front-end systems representing 15% of total company revenue.- Designed and launched Yahoo international Syndication/Cobrand partnership in five European countries integrating directly in Yahoo search results and on Yahoo’s homepages.- Key architect for Silhouette merchant solution utilizing search engine marketing optimized landing pages for individual merchants using cost per action payment model.- Integrated Syndication platform with Performance Horizon partner management system. Enhanced systems to use external publisher tracking mechanism and created robust, secure data transfer systems for partner data.

San Mateo, California, Us

Led cross team projects developing new systems for key company initiatives in merchant and consumer experiences. Served as coordinator between stakeholders, product managers, and development teams to crystalize requirements, resolve design challenges, and communicate progress.- Led engineering architecture and successfully launched Nextag Stores order management system, APIs, and payment processing systems. Managed all back-end system aspects for complete user order management system, balance management, payment processing, and third party fraud detection integration.- Oversaw design and launch of Deal Vault platform. Created scalable custom content management system integrated with existing platforms with real time inventory management of daily deal items.- Continued to manage Syndication engineering operations with over 20 major partner launches, including PC Magazine, Newsweek, and Discovery Kids. Syndication system scaled to 4 million requests per day.

San Mateo, California, Us

Took over management of entire Merchant Dashboard platform, working closely with sales teams to prioritize and develop new features. Built team to develop Syndication platform as a new revenue and margin channel. Continued to support ERP and finance systems as the primary point of contact across finance and internal teams.- Launched enhanced affiliate Cobrand and API based Syndication platform. Developed traffic metering systems, partner quality management controls, extensible payout system, and traffic reporting systems.- Enhanced marketing opportunities and signup flow on Merchant Dashboard. Streamlined merchant signup flow by simplifying steps and providing more user guidance. Coordinated cross team effort to add additional marketing options for merchants.- Increased finance team productivity by working with finance team to develop new tools to streamline processes.- Enhanced internal company task tracking through enhancements to Goal Manager to handle recurring tasks and R&D tax credit tracking.

San Mateo, California, Us

Versatile contributor to internal ERP systems and finance and billing systems. Drove solutions on complex features in core architectural components of the Nextag platform.- Independently developed and managed operations for internal ERP systems. Developed companywide portal application consolidating key goal metrics. Created integrated LDAP-based authentication for ERP and internal tool systems. Managed system upgrades and was primary contact for ERP operational issues.- Streamlined finance and billing workflows and operations. Coordinated successful upgrade of Great Plains systems ensuring system integration integrity. Enhancement of secure credit card processing queue system.

San Mateo, California, Us

Key contributor to strategic ERP systems and SEM traffic acquisition platforms. Quickly learned platform systems and technologies to create effective solutions. - Independently designed, developed, and launched the Goal Manager ERP system for companywide aligning of individual work to company initiatives.- Developed and launched AB testing framework for SEM traffic acquisition platform allowing for implementation of new revenue estimation algorithms for traffic keyword bidding.

Master Of Science - Ms, Computer Science

Bachelor'S Degree, Computer Science