Ning Wei Email & Phone Number

Westlake Village, California, Us

● Designed and spearheaded the implementation of a high-throughput Instant Messaging system in Go on GKE with Pub/Sub, supporting millions of concurrent users.● Decomposed monolithic chat server into microservices (Go, GCP).● Optimized and maintained video-related services supporting millions of users.● Implemented robust WebSocket servers to power new features.● Diagnosed and resolved complex concurrency, data race, and lock issues in a C++ legacy codebase.

• Developing an institutional holdings search feature based on 13F SEC filings & successfully design and store more than 4 million data entries.• Cooperate with 3 Biopharma Experts, developing Biopharma Drug Pipeline & Biopharma Visualized Reports.• Successfully designed and stored Clinical Trail data.• Designed and Implemented a real-time Stock Screener that supports over 9000 stocks with AWS Lambda, ECR, and Django Rest Framework. • Designed and successfully launched quantvortex.com which has a modern frontend-backend separated architecture using Next JS, Django, React, and AWS services.• Refactored Dark pool tracker 2.0, include this service in quantvortex.com.

● Designed and implemented ​Dark Pool Tracker 1.0,​ a data analysis solution to support a dark pool trading strategy with a senior trader● Developed and delivered ​Dark Pool Tracker 2.0, ​a fully functional website using Bootstrap & Django which is used by 4 traders. This product satisfies users' needs including login & user management, table sorting & filtering by certain conditions, fetching data from the database, visualizing data through frontend pages.● Successfully cleaned and analyzed 50 million row data of US equity tick trades per day● Built a Postgresql database on AWS RDS, and post analyzed data into DB each trading day● Hosting and maintaining multiple linux servers crossing vendors using Nginx and Gunicorn

Seattle, Wa, Us

• Successfully Designed and developed a new feature, one customer facing API• Created the design plan, updated 5 versions by working with senior engineers• Implemented the design by writing the core Java code, worked with more than 10 experienced engineers. • Wrote and passed all 20 unit tests by using Mockito and JUnit• Created integration testing plan, covered all edge cases, passed all 16 testing cases• Created Bug Bash plan and wrote the Bug Bash notebook for beta testing• Utilized multiple AWS services including DynamoDB, Lambda, S3, CloudFormation to build the API

St. Petersburg, Fl, Us

• Designed the prototype of the new feature with the UX designer.• Successfully created a new feature using React, Redux and Saga following the Scrum methodology. • Developed the new home page using HTML & CSS. Crosscompute.com

• Built a cross-platform App using Flutter, Dart.• Led the frontend team with 4 engineers.• Designed the app’s prototype, wireframe and frontend architecture.

I run a NYC Taxi & Limousine License training company, and also a computer science student in Queens College at the same time.

Trained new traders with trading skills, and was responsible for the U.S. stock trading department.

I worked in proprietary trading firm , we trade American stocks in NYSE& NASDAQ&AMEX exchanges.

Master Of Computer Science(Incompletion), Computer Science

Bachelor Degree In Computer Science, Computer Science

Bachelor Of Business Administration, Industry & Business