James Sun
*************@*****.*** 408-***-**** San Jose, CA, 95148
TECHNICAL SKILLS
Java, MySQL, AWS, Python, Django, Hadoop, Spark, HBase, Linux/Unix, Spring WORK EXPERIENCES
Amazon.com, Software Development Engineer II, Sunnyvale, CA, 2019.3 - present
● 2019.3 - present
Working on various CPP (Classification & Policy Platform) teams under ASCS
(Amazon Selection & Catalog Systems) organization
Designed, built and shipped Filtering and Priority project to help better allocate resources for review tasks
Square, Software Engineer, San Francisco, CA, 2017.12 - 2019.3
● Built a scalable SMS service that helps all Square’s core businesses run.
● Built a scalable Email delivery service that helps all Square’s core businesses run. Coupang, Senior Software Engineer, Palo Alto, CA, 2016.06 - 2017.12
● Building an open/scalable Indexing Platform for Coupang using HBase, Spark, EMR
● Overhauled the entire search/serving infrastructure for significant latency/scalability/cost improvement
● Built a new service to sync Search Result Page (SRP) with near-real time data Amazon.com (AWS), Software Development Engineer, Palo Alto, CA, 2015.02 – 2016.06
● Designed and developed a suite of web services for user preferences.
● Overhauled the synchronous RESTful APIs for AWS WorkDocs API platform public launch.
● Overhauled the feedback request/reminder workflow to ensure best customer experience.
Amazon.com, Software Development Engineer Intern, Seattle, WA, 2014.05 – 2014.08
● Developed a back-end system to collect metrics to measure sellers’ performance on Amazon Marketplace; further added a page to display the collected metrics and made interaction possible.
University of Minnesota – Twin Cities, Department of Computer Science and Engineering, Graduate Teaching Assistant, 2013.02 – 2015.01
● Grade students’ homework/assignments/lab submissions/exams, hold weekly lab recitations, proctoring for exams, etc.
EDUCATION
Master of Science (M.S.) in Computer Science, 2013.09 – 2014.12, University of Minnesota – Twin Cities, Minneapolis, MN, USA. GPA: 3.7/4.0 (full tuition waiver with graduate assistantship) Bachelor’s degree in Health Information Management, 2007.09 – 2012.06, Anhui Medical University, Hefei, Anhui, China. GPA: 3.48/4.0. (Award: National Scholarship, Top 1%) PROFESSIONAL CERTIFICATES
AWS Certified Security – Specialty
AWS Certified DevOps Engineer – Professional
AWS Certified Solutions Architect – Professional
AWS Certified Developer – Associate
AWS Certified SysOps Administrator – Associate
AWS Certified Solutions Architect – Associate
AWS Certified Cloud Practitioner