Karthikeyan K

• Designed, developed, and deployed over 50 interactive Power BI dashboards and reports using Microsoft Fabric as the underlying data platform for enterprise-wide analytics.
• Leveraged Microsoft Fabric (Data Factory, Lakehouse, Warehouse, Real-Time Analytics) to build end-to-end data pipelines and unified analytics solutions.
• Created scalable data architectures using Fabric Lakehouses and Warehouses to support growing data volumes and complex reporting requirements.
• Implemented real-time data streaming and analytics pipelines using Microsoft Fabric Eventstream and Synapse Real-Time Analytics.
• Migrated legacy reporting systems to modern Microsoft Fabric-based solutions, improving data accessibility, and reducing infrastructure costs.
• Built semantic models and optimized dataset performance using Direct Lake mode and Fabric's OneLake architecture.
• Collaborated with data engineers to develop medallion architecture (Bronze, Silver, Gold layers) for data quality and transformation within Fabric.
• Integrated Power BI with Microsoft Fabric to deliver unified BI solutions, combining data engineering, warehousing, and visualization.

TEAM LEAD - Retail, Telecom, and Data Communication Testing.|Extreme Networks.| Alcatel

LEADERSHIP & TEAM MANAGEMENT (3 Years)
• Led and managed a cross-functional team of 10-15 testers, including hiring,
onboarding, and performance management
• Assigned roles and responsibilities based on team members' strengths,
ensuring optimal resource allocation for critical projects
• Conducted weekly team meetings, sprint planning, and one-on-one sessions to
track progress and ensure alignment with project goals
• Mentored and coached junior testers, creating personalized development plans
that increased team productivity by 25%
• Established team goals and KPIs, monitored performance, and implemented
improvement initiatives
• Coordinated with R&D, Product Management, Customer Support, and QA Engineering
to ensure seamless project deliveries

TECHNICAL TESTING EXPERTISE (7 Years)
• Designed and executed test strategies for telecom and data communication
products including switches, routers, wireless access points, and networking
solutions
• Performed functional, integration, regression, system, and performance testing
on enterprise networking equipment
• Conducted protocol testing for BGP, OSPF, VLAN, STP, and other networking
protocols to ensure compliance with industry standards
• Executed RF (Radio Frequency) testing for wireless products ensuring FCC
compliance and industry standards conformance
• Developed automated test scripts using Python and Selenium, reducing manual
testing efforts by 40%
• Performed interoperability testing with third-party devices from Cisco,
Juniper, and Hewlett Packard Enterprise
• Created comprehensive test plans, test cases, and test scripts based on
product specifications and customer requirements

PROCESS IMPROVEMENTS
• Implemented test automation framework that reduced testing cycle time by 35%
• Introduced agile testing methodologies, enabling faster sprint deliveries
• Reduced defect leakage to production by 45% through enhanced test coverage
• Established best practices for test case design and documentation