Jiajun Zhou Email & Phone Number

Mississauga, On, Ca

Waterloo, Ontario, Canada

• In-depth understanding of GCP products' technology and underlying architectures by troubleshooting, reproducing, determining the root cause for reported issues.• Manage escalation of Google Cloud customers issue through effective diagnosis, resolution, documentation, or implementation of investigation tools.• Support Enterprise Customers with their GCP production deployments, achieve production readiness, availability, and scale.• Act as subject matter expert for internal stakeholders in Engineering, Sales, and Customer.• Contribute to Supportability Engineering with product, SRE, and engineering teams to improve product quality.

Toronto, Canada Area

• Developed features at full stack level using Python, C#, JavaScript, and PostgreSQL, etc.• Resolved oncall issues related to product features and verified behavior by reviewing code.• Performed QA by code review, ensured coding standards, and checked for logic errors and bugs.• Analyzed call stacks, trace files, and performance data to troubleshoot and root cause analysis.

Waterloo, Iowa Area

Implemented RESTful API using Flask to handle API request via HTTP protocol• Applied table modification to the PostgreSQL Database based on the request• Retrieved and modified the files on Web Servers and synchronized changes across Servers• Cybersecurity attack prevention such as Path Traversal Attack and IP spoofingUsed ExtJS framework to develop web application• Designed and implemented new projects for demo and production• Maintained existing ExtJS projects by adding more features and tools• Built and hosted network applications to update data in PostgreSQL DatabaseDeveloped automation tools for the networking teams• A script to keep existing projects across all system Up-To-Date using Gitlab API• A python message queue system for PostgreSQL to dispatch tasks among all servers• Maintained existing script tools and created customized reporting solutions