Joseph Yi

Leading the Discovery team!

I successfully led Turo's search engineering teams, driving substantial improvements in performance and user experience. • Developed new features that optimized vehicle search, increasing user satisfaction and engagement. • Reduced search latency by over 50% and maintained an impressive error rate of 0.001%. • Cultivated a growth-culture and successfully promoted mid, senior, and staff engineers resulting in nearly 100% retention.

• Led a team of over 30 engineers across six cross-functional squads, enhancing product delivery for millions of users. • Spearheaded the adoption of modern technologies like Docker and AWS, transitioning legacy systems to a scalable architecture. • Developed reusable template repositories for various backend technologies, significantly reducing setup time for new projects.

• Led a team of infrastructure engineers to develop the next-gen NS8 platform utilizing Kubernetes, Istio, and Kafka. • Optimized CircleCI pipelines, achieving a 70% reduction in build times through advanced techniques. • Implemented DevOps practices that decreased mean time to recovery (MTTR) from hours to under 10 minutes.

• Led a team of 40+ engineers in software, testing, and infrastructure at Ytel, a leading CPaas provider. • Spearheaded the implementation of New Relic, reducing Mean Time to Recovery (MTTR) from hours to under 30 minutes. • Established a cross-functional security committee, enhancing security measures and training on OWASP Top 10. • Achieved a 30% reduction in operational expenses on Google Cloud Platform, saving over $200,000 annually.

• Resolved dependencies across teams, modernizing engineering practices to achieve a 50% reduction in lead times. • Collaborated with backend engineers to optimize microservice releases and formalize RESTful API standards. • Managed New Relic services, driving adoption and creating dashboards that improved performance monitoring and issue resolution.

• Led a team of 10 engineers in delivering B2C initiatives, enhancing Spokeo’s premium user experience. • Acted as Scrum Master and Lead Ruby/Rails engineer, ensuring agile delivery and stakeholder alignment. • Optimized the purchase flow and subscription model, improving scalability through reusable libraries. • Mentored developers through code reviews, resolving critical bugs to maintain high-quality product delivery.

• Spearheaded the planning and implementation of AWS infrastructure, enhancing system reliability and scalability. • Developed robust web applications using Java 6, Spring, and Hibernate, optimizing performance for both desktop and mobile platforms. • Created Ant scripts for seamless deployment, significantly reducing release time and improving code quality.

• Developed and maintained a web-based CRM and inventory management system for car dealerships using Java 5, Spring, and Hibernate. • Mentored junior developers, facilitating their integration into the development process and ensuring timely project delivery. • Managed production builds and deployments, enhancing collaboration between developers, QA, and product managers. • Configured a high-availability JBoss cluster, improving system reliability and performance.

• Developed digital library projects utilizing Java, enhancing the ingestion and presentation of digitized collections. • Led the ARMS project, creating tools for budget management and personnel data for library administrators. • Spearheaded the Knowledge Base project, implementing an XML-based metadata store in Oracle for resource management. • Customized Tomcat Realm for secure authentication, integrating LDAP and Sybase for enhanced application security.