- Architect and upgrade microservices using Spring Boot integrated with AWS and Google Cloud Platform and implement Kubernetes automating deployment, scaling, and management of containerized applications- Design and build highly scalable data pipelines using Apache Beam, Dataflow, Pub/Sub, Memorystore, and BigQuery to induct data from various systems to provide efficient reporting in BigTable and Cloud Storage- Design, build and deploy the BigTable autoscaler using Cloud Schedular, Cloud functions, and Firestorm to ensure the performance for all down streaming applications- Build, deploy, monitor and orchestrate the workflows using Apache Airflow in Google Cloud Composer

- Designed, implemented, and deployed big data analytics and highly scalable pipelines using Java, Spark, Kafka and HDFS to improve audience targeting for the advertisement technology business- Integrated Kafka and Spark into traditional ETL, reducing time lag from 4 hours to 2 hours- Automated, designed and implemented failure resilient pipelines for ingesting third party feeds- Loaded and aggregated data into MySQL database for reporting in Tableau for sales and management teams to refine strategiesJava, Hadoop, Spark, Kafka, MapReduce, Hive, Jenkins, Tableau, Shell, Git, Bitbucket, AWS S3

• Designed and architected data analytics software for report automation using Python (Pandas, Matplotlib, scikit-learn, Scipy) and PostgreSQL which reduces the time cost for report preparation by 75%. • Conducted clustering analysis of hedge fund and investment data through an interactive web app for multidimensional data visualizations using d3.js. • Collaborated and performed regression-based analysis with quantitative researchers• Extracted, Transformed and Loaded of quantitative investment data and performed quality assurance by cross-validating the transaction and holding records from brokerage firms consistently and accurately for around 1500 transactions on a daily basis to AWS S3 servers.

Provided one-on-one ACT/SAT Math tutoring to students whose scores increased by around 26% within 3 months.Developed lesson plans and gave personal advices to AP Calculus and AP Statistics students from different high schools. 87% of them scores 4+ in schools. Updated and discussed with center manager and parents on students’ progressImproved students’ problem solving skills and develops strategies and efficient way of thinking for problem solving, and fostered academic success.