Hammad Javed Email & Phone Number

Karachi, Pk

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 system.• 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.• Emphasized the importance of writing clean, high-quality, and scalable code, resulting in moremaintainable and efficient codebase.• Enhanced the client reporting system to provide more comprehensive and accurate reporting.• Automated and optimized the deployment of reports to clients, reducing the time and effort required tomake changes from hours to a few seconds, increasing the efficiency of the reporting process.

• 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.