Jeff Lin Email & Phone Number

San Francisco, California, Us

San Francisco, California, Us

San Francisco, California, Us

Basking Ridge, Nj, Us

Lead Systems/Platform design and development for new generation of Messaging application to support tens of millions of users and billions of messages in multiple regions of AWS. • Liaison between Product Management, Software Development and DevOps; translate product designs into architectures, call flows, data structures, technical requirements, Sprint Planning, development, testing and deployment. • Design multi-region systems in AWS, including VPC, subnet and routing, VPN (regions and on-premises) Security Groups, Route53, ELB, Auto Scaling Groups, ECS, S3, SNS, SES, cross-region data replication, etc.• Design call flows, APIs, data structures with Kafka, Redis, MongoDB, Hbase/Hadoop, Zookeeper, Nginx, ELB, Route53• Design interfaces of REST, MQTT, APNS, FCM (GCM) for mobile clients on iOS and Android• Design micro-services architecture based on Sprint Boot (Java), Vert.x and Docker• Design CI/CD pipeline with GIT, Maven, Gradle, Bamboo, SonarQube, Python, AWS ECS• Automate testing with Python, PyUnit, JaCoCo• Establish DevOps best practices with auto-recovery, auto-failover, active monitoring/alarming, real-time systems dashboards with Grafana, and centralized logs management with ELK (Elasticsearch, Logstash, Kibana)• Document and communicate architectures, call flows, and systems/platform visions to various teams in the company• Advocate of collaboration with tools like Jira, Confluence, Fisheye, Bamboo, etc. • Prototype and demo products, systems and platform• Evaluate and test latest technologies, including Cassandra, Project Voldemort, Splunk, DynamoDB, Mesosphere, Kubernetes, Spark, etc.• Participate and follow trends in tech industry to refine visions and design of systems and platform.

Cupertino, California, Us

Led a team to develop systems and services for Worldwide Apple Developers of iOS, macOS, tvOS and watchOS.• Liaison between Product Marketing, Engineering and Operation; translated product design to technical requirements, software development, software releases.• Migrated millions of Worldwide Apple Developers accounts and other data in Oracle Database with PL/SQL and partitioning for new requirements and better performance• Automated build and deployment processes• Improved test automation• Improved documentation of architectures, call flows, and operation guides• Managed software releases

Basking Ridge, Nj, Us

Built and managed a software development team to design and develop Messaging (SMS/MMS) products• Managed end to end SDLC with Agile Development Process • Worked with cross-functional teams to prototype, design, develop, deploy and promote products• Presented product initiatives/prototypes to executives for funding and resources• Managed and allocated budget and resources on multiple projects• Hired, mentored and developed team members• Designed systems/platform architecture, call flows, APIs, data structures to meet product requirements• Developed frameworks and core components • Evaluated, tested and selected hardware platforms, frameworks, middleware, databases, etc.• Key communicator of product visions, architectures, systems designs to various teams in the companyProjects• Cloud based, highly scalable and award-winning Verizon Messages Service, which enables users to send/receive messages (SMS/MMS) on multiple devices with single phone number.o Tens of millions of users, billions of daily messageso Apps in multi-devices including Android, iOS, Mac, PC, Web; 4.6 rating in Google Play Storeo Developed with Java/J2EE, Struts, Apache, ActiveMQ, Tomcat, Netty, SOAP/REST, HTML5/AJAX, WebRTC, Oracle, Golden Gate, MongoDB, Cassandra, Linux/Solaris, Android, iOS, GCM, APNS, SMPP, MM4/MM7, IMAPo Deployed in multiple data centers with Sun Blade 6000, HP C7000, EMC VNX, EMC Atmos• Verizon Enterprise Messaging Gateway, enabling Enterprises to send/receives messages (SMS/MMS) to/from the Verizon Messaging Networko 1000+ enterprises, billions of monthly messageso Developed with Java/J2EE, Struts, Apache, ActiveMQ, Tomcat, SOAP/REST, HTML5/AJAX, Oracle, Golden Gate, Linux, SMPP, MM4/MM7o Deployed in multiple data centers with HP C7000, EMC VNX• Verizon Mobile Alerting Platform, alerting users about news, weather, sports scores, etc. based on subscriptions; Developed with Java/J2EE, Struts, SonicMQ, WebLogic, SOAP, HTML/AJAX, Oracle, Solaris, SMPP, MM4/MM7

London, Gb

Led a team of developers on the Mobile Service Delivery Platform • Deployed in 15 Vodafone operators around the world serving more than 100 million mobile users• Developed with Java/J2EE, Portlet, EJB, Spring, Hibernate, Struts, HTML, WML, XSLT, Oracle, Solaris, Weblogic, JBoss, Apache

Cn

Maintained and managed GSM/GPRS Mobile Network; Developed ticketing system with Java and Oracle.

Mba, Management Science

Master Of Science, Electrical Engineering

Bachelor Of Science, Electrical Engineering