Hammad Javed Email & Phone Number

Riyadh, Saudi Arabia

• Revamped the existing permissions architecture to enable fine-grained access control, enhancing overall security.
• Monitored system performance using DataDog and optimized SQL queries, reducing response time from 500ms tounder 20ms.
• Implemented an activity logging system using AWS Firehose and AWS Elasticsearch for improved tracking andanalysis.
• Led the deployment of several new services as part of a company-wide effort to transition from a deterioratingmonolithic architecture to a microservice architecture, resulting in a more performant and fault-tolerant.
• Collaborated with the product team to provide valuable insights and suggestions for featureenhancements, resulting in improved product functionality and increased customer satisfaction.
• Led efforts to encourage thorough code reviews within the development team, resulting in better codequality and more efficient development processes.

• Helped lead a core area of the team working on the end-to-end softwaredevelopment lifecycle. From grooming tickets with the product team, to development, deployment, andfunctional testing.
• Provided support on production issues and conducted code reviews to ensure code quality across the team
• Restructured initial Monolith Service and broke it down into a separate Delivery Ops Microservice toensure no single point of failure.
• Implemented a Unit Test Case framework to ease the process of writing Test Cases across teams
• Resolved a recurring issue related to an in-house AWS SQS library ensuring optimized event delivery

• Developed solutions using Angular, NestJs and PostgreSQL.
• Worked on features to improve rider utilization.
• Built scalable solutions, used daily by tens of thousands of users.
• Worked on breaking a monolith to a microservice architecture.
• Developed tools to simply setup of multiple services for development.

• Automated grading of student's code by modifying an Open-Source autograder, and implementing multiprocessing in it.

• Worked on a project with micro-service architecture.
• Setup backend and connected services using RabbitMQ.
• Created backend service to listen to messages and trigger relevant events.