Sandeep Kumar K S
Bengaluru
Summary
Performance Testing Consultant specializing in optimization strategies for cloud environments. Expertise in workload modeling, script design, and execution. Engages stakeholders and leads teams to deliver performance solutions that enhance application efficiency and user experience. Skilled in automation tools such as Cypress, Node.js scripting, and WDIO framework.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Performance Testing and Engineering Consultant
BT Group
Bengaluru
12.2024 - Current
- Spearheaded performance engineering initiatives utilizing JMeter, Blazemeter, Dynatrace and Gitlab for API Services
- Developed optimization strategies that improved performance in complex cloud-based environments.
- Implemented engineering solutions with Dynatrace, Jenkins, and Kibana to deliver actionable performance insights.
- Utilized Lighthouse and Sitespeed.io frameworks for comprehensive front-end performance testing.
Senior Associate QA L2
Publicis Sapient
Bengaluru
09.2023 - 11.2024
- Delivered end-to-end performance test strategies and optimized system performance across AWS and Azure Cloud platforms.
- Led performance testing teams for Labcorp, Lloyds, and internal applications, ensuring alignment with organizational quality standards.
- Utilized JMeter, LoadRunner, Zabbix, Dynatrace, Splunk, AWS, and Azure to conduct comprehensive performance assessments.
- Designed Jenkins pipeline for seamless end-to-end execution of Lighthouse through Docker image, enhancing deployment efficiency.
Senior Software Engineer
Dell International Services
08.2019 - 09.2023
- Spearheaded performance testing for high-priority customer-facing web applications, enhancing reliability and user experience.
- Built a fully automated CI/CD performance pipeline using GitLab.
- Implemented Lighthouse and Puppeteer-based front-end performance capture to analyze TTI, Speed Index, FCP, and LCP metrics.
- Developed custom Python frameworks for New Relic API data extraction and automated server metrics visualization using Matplotlib.
- Managed a performance team of 4 members in the e-Support segment.
Test Specialist - Performance and Capacity Management
IBM India Pvt. Ltd.
10.2017 - 06.2019
- Facilitated performance test onboarding, developed PoCs, managed stakeholder communications, and conducted RCA for .NET applications to enhance testing processes.
- Collaborated on performance walkthroughs to deliver actionable recommendations for performance improvements.
- Executed advanced dump analysis using fastthread.io and IBM GC Analyzer to identify and resolve performance issues.
Senior Project Engineer
Wipro Technologies
02.2013 - 09.2017
- Managed performance testing engagements for major clients including Johnson & Johnson, Commonwealth Bank (Australia), JTI, and Cisco, ensuring high-quality deliverables.
- Conducted RCA using AppDynamics and Dynatrace, delivering performance tuning recommendations that enhanced application efficiency.
- Specialized in SAP Web, SAP GUI, Ajax TruClient, and mobile performance testing, contributing to comprehensive testing strategies.
Education
M.Tech - IT
Vellore Institute of Technology
Bengaluru03-2017
Master of Science - Computer Science
Kuvempu University
Shimoga06-2012
Bachelor of Science - Computer Science
Sri J.C.B.M College
Sringeri06-2010
Skills
- Performance testing and engineering
- Client-side performance
- Application performance monitoring
- Dynatrace, AppDynamics, and New Relic
- Splunk and Riverbed
- Load testing tools: LoadRunner, JMeter, Neoload, and Gatling
- Cloud platforms: AWS, Azure, and GCP
- Cloud migration strategies
- DevOps tools: Jenkins, GitLab CI/CD, Docker, and Kubernetes
- Programming languages: Python, JavaScript, and Nodejs
- Testing frameworks: Puppeteer and Cypress
- Front-end performance optimization
- Lighthouse and Catchpoint
- Database monitoring: MongoDB and query performance tuning
- Stakeholder engagement
- Team leadership skills
- Test strategy development
- Performance bottleneck analysis
Certification
- Microsoft Certified: Azure Fundamentals (AZ-900), Microsoft
- Data Science Basics using Python, Simplilearn
- Docker and Kubernetes, DevOps, Simplilearn
- Complete Python Bootcamp, Udemy
- Neoload Expert (5.1.4), Neotys
- Performance Testing Badge, IBM
- Certification on Banking Jumpstart, IBM
Timeline
Performance Testing and Engineering Consultant
BT Group
12.2024 - Current
Senior Associate QA L2
Publicis Sapient
09.2023 - 11.2024
Senior Software Engineer
Dell International Services
08.2019 - 09.2023
Test Specialist - Performance and Capacity Management
IBM India Pvt. Ltd.
10.2017 - 06.2019
Senior Project Engineer
Wipro Technologies
02.2013 - 09.2017
M.Tech - IT
Vellore Institute of Technology
Master of Science - Computer Science
Kuvempu University
Bachelor of Science - Computer Science
Sri J.C.B.M College