About

Alex Fan is a highly experienced software engineer with over 11 years of relevant experience. Currently working as a Staff Software Engineer at Salesforce, Alex is focused on enforcing security standards around data access and analyzing evolving production systems for vulnerabilities within the Authorization & Permissions Framework. Prior to joining Salesforce, Alex worked as a Senior Software Engineer at Lyft, where he was a part of the Payments Team. During his tenure, he focused on improving the payments platform in its flexibility, reliability, and observability, enabling the platform to scale with increased passenger and driver payments. He also mentored and established processes to increase developer productivity, worked cross-functionally with marketing, communications, and legal teams to maximize program adoption, and meet compliance regulations. Alex's notable projects at Lyft include the Chase partnership for riders to earn accelerated points for paying with Chase cards, Lyft Direct for drivers to receive instant payments after each ride, new payment provider integrations for reliability and flexibility, minimizing the cost of payment processing, automation of payments reconciliation, and fraud and incident detection. Alex has experience in Python, Go, PHP, Splunk, Kibana, and Grafana. Before Lyft, Alex worked as a Senior Software Engineer - Backend at Bill.com, where he was responsible for API infrastructure and technical infrastructure. He integrated OAuth 2.0 to secure public APIs and internal private APIs, increased throughput and robustness via API Throttling, enforced secure practices regarding cookie properties, HTTP headers, and sanitization, and improved consumption of legacy APIs. Alex also improved Oracle performance by adding new indexes and reducing load with Redis, introduced search service built with ElasticSearch, and defined deployment and configuration process with Vagrant and Ansible scripts and DropWizard. Alex's notable tools at Bill.com include Perforce, Git, Gradle, Ant, Jenkins, Swarm code review, Splunk, New Relic, JMeter, TestNG, and Mockito. Alex has experience in Java, Ansible, New Relic, test, Redis, Elastic Search, Jenkins, Microservices, Search, and UI. Alex holds a Bachelor of Science degree in Computer Science from the University of California, Los Angeles. Alex's tech stack includes Software Engineer, Senior Software Engineer, Salesforce, PHP, Python, UI, Backend, Infra, Ansible, New Relic, Test, Redis, Elastic Search, Jenkins, Microservices, Search, and Java.