Ahmed Hussain

· Design, implement, and manage observability solutions using tools like Dynatrace, Prometheus, Grafana.
· Develop metrics, alerts, and silences for comprehensive system monitoring.
· Automate infrastructure tasks using Ansible and Terraform .
· Script solutions using Python, Bash to enable automation across the infrastructure.
· Propose and implement innovative ideas to reduce manual workload and improve operational efficiency through automation.
· Troubleshoot and resolve system issues with an SRE (Site Reliability Engineering) mindset, focusing on root cause analysis and corrective actions.
· Develop and enhance documentation, including application guides, runbook, and system configurations.
· Toil Reduction using reducing the manual effort by automation the manual efforts.
· Plan, design, and execute scalable and redundant system architecture to meet organizational goals.

• Optimized database queries, enhancing application efficiency and tune the JMV setting to enhavnce overall user experience.
• Implemented capacity planning processes to accommodate growth in user base and system demands.
• Designed load testing scenarios to simulate real-world usage patterns, validating system capabilities under peak conditions.
• Mentored junior engineers on performance engineering techniques, fostering professional growth within the team.
• Established performance benchmarks for software releases, ensuring consistent quality across product iterations.
• Reduced server response times through diligent troubleshooting and root cause analysis of performance issues.
• Reviewed scalability, performance and load balancing of each application.
• Gathered and defined business and functional requirements for each program.
• Developed and deployed test load scripts with Load Runner, Vugen, Jmeter, Neo load.
• Monitored Application Performance using APM tools like App Dynamics, Dynatrace, Grafana, JVisualVM, Thread Logic, SPLUNK.
• Facilitaed in migrating the application hosted on On-Premises, Virtual server to Cloud environment Amazon AWS, Microsoft Azure, PCF.
• Tested applications of Monolithic, N-Tier and Micro services on Amazon AWS, Microsoft Azure, and Pivotal cloud foundry.
• Good experience of Testing API, Rest API, Web Services, Micro services and SOAP UI, KAFKA Topic. Good experience and understanding of Java Virtual machine, JVM architecture and .NET framework CLR, Performance Tuning.
• Good experience of Database (Oracle DB), Mainframe DB2 and AWR report analysis, SQL language, SLQ Manager and SQL Developer tool. Good understanding and writing skill of SQL Queries.
• Extensive experience of DB Performance testing on Prem Oracle DB and Amazon Relational Database Service (Amazon RDS). Good Understanding and testing and monitoring experience on Application hosted on Cloud Server, Pivotal Cloud Foundry (PCF), AWS, Microsoft Azure, Azure Kubernetes system (AKS), Elastic Kubernetes system (ESK), Docker.
• Good exposure in testing the XML message, JMS, JSON message, API using API tools SOPA UI and Postman. Good experience in open-source Performance testing tool JMeter, Blaze meter tool.
• Good Understanding of Application servers like WebSphere, WebLogic, and Web Sever Tomcat, F5 Load balancer, APIG gateway and DB servers.
• Good experience and understanding of identifying potential performance bottlenecks of the applications and recommending tuning configuration for the application. Good Experience of testing application developed in .NET, Java, API level testing REST, SOAP, XML, MQ.
• Good experience of testing Healthcare Domain, Banking and finance and E commerce and Telecom domain. Proficient in performing various types of non-functional testing including Load, Stress, Endurance, Resiliency, Failover, Chaos etc.
• Extensive experience in Chaos/resiliency testing using NetEM(Network Emulator) , TC Unix commands and Gremline tool.
• Hands-on with CI/CD pipelines – integration of (Jmeter and Performance center) performance tests with build pipelines using tools. Git, Jenkins DevOps Pipelines CI/CD tools.
• Service Virtualization of backend system using Wire Mock and CA Dev tools. Leading and coordinate onshore and offshore teams.
• Leading the triage calls for performance defect, debug session for identifying the performance issues and KPI. Leading the Defect analysis and Test review meeting calls Sending the weekly report to higher management on performance update Train the team members with performance testing best practices.