Sagar Yakkundi
Bangalore
Summary
Results-driven Observability APM Consultant experienced in shaping observability and performance monitoring strategies. Reduced downtime and improved MTTR through effective utilization of AppDynamics, Datadog, Splunk Observability Cloud, Prometheus, and Dynatrace. Focused on driving system reliability and business alignment while mentoring cross-functional teams in best practices.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Assistant Consultant | Observability SME
TCS
Bengaluru
06.2021 - Current
- Designed and deployed end-to-end Observability solutions including APM, Infrastructure Monitoring, RUM and Synthetic across a diverse range of landscape technologies for seamless service monitoring and rapid issue resolution.
- Deployed Splunk Observability Cloud for full-stack monitoring of hybrid cloud environments, correlating logs, metrics, and traces to cut incident response time by 35%.
- Enhanced application performance monitoring by implementing AppDynamics, Dynatrace, Datadog and Splunk Observability Cloud enabling deep transaction tracing and reducing mean time to resolution (MTTR) by 40% through real-time dashboards and anomaly detection.
- Optimized cloud infrastructure observability by deploying Prometheus and Grafana for Kubernetes cluster monitoring, proactively identifying bottlenecks and reducing infrastructure costs by 20%.
- Developed Datadog synthetics and RUM monitoring for web apps, achieving 45% reduction in user-reported issues through end-to-end transaction tracing.
- Streamlined monitoring strategy by integrating Splunk Observability with Splunk Cloud and Splunk ITSI, enhancing visibility and facilitating faster issue resolution across the distributed environment.
- Led migration of monitoring stack from AppDynamics to Splunk Observability Cloud, integrating CI/CD pipelines for deploying and configuring Splunk SignalFx Open Telemetry (OTel) agents across 2000+ servers, improving deployment efficiency.
- Collaborated with the Architecture team to define best practices and design Observability architecture for production, strategizing collector installation and data onboarding.
- Built custom Splunk detectors and streaming pipelines, identifying performance bottlenecks that improved application throughput by 30%.
- Performed root cause analysis for application and infrastructure issues using telemetry and deep-dive analysis.
- Delivered actionable insights through custom metrics and log analysis, enabling data-driven decisions that enhanced system reliability and improved user experience.
- Led POCs for implementing observability best practices, integrating Distributed tracing, Log correlation, and Anomaly detection for improved system insights.
- Implemented automation scripts and CI/CD pipelines using Ansible to reduce manual intervention, reducing onboarding time by 60%.
- Mentored team members to enhance understanding of proactive monitoring methods.
Associate Consultant | APM Consultant
Wipro Limited
Bengaluru
09.2019 - 06.2021
- Architected Dynatrace OneAgent deployment across 200+ VMs and cloud instances, leveraging Davis AI to automate 60% of incident triage and resolution.
- Configured Dynatrace PurePath analytics for distributed tracing, pinpointing latency issues in Java apps that boosted response times by 25%.
- Implemented and configured AppDynamics agents (Java, .NET, Node.JS, SAP ABAP Agent), machine agent for comprehensive monitoring across diverse environments.
- Fine-tuned business transaction detection to track critical services and provide detailed performance insights.
- Set up synthetic monitoring and private agents to proactively test and address application URL issues.
- Deployed Browser RUM (BRUM) to capture and analyze user journeys, sessions, and interactions.
- Created custom dashboards in AppDynamics for real-time monitoring of infrastructure, applications, and databases, enhancing visibility into performance metrics.
- Configured health rules and policies for proactive alerting, reducing potential outages by 25%.
- Developed and deployed AppDynamics Monitoring Extensions customized to meet specific client requirements, improving monitoring capabilities.
Subject Matter Expert | APM SME
IBM India Pvt Ltd.
Bengaluru
11.2015 - 09.2019
- Troubleshot application and transaction performance issues, resolving slow performance, memory leaks, and CPU usage concerns to enhance system reliability in AppDynamics controller and agents.
- Installed and configured AppDynamics application agent (Java & .net) and machine agent to optimize monitoring of server-based applications.
- Created application dashboard, managing transaction snapshot, scorecard, and diagnostic session to enhance monitoring capabilities.
- Configured custom dashboards for applications, aligning performance metrics with business needs to improve visibility and decision-making.
- Configured Service Endpoints, Data Collectors, Information Points, Error Detection, Events Service, Entry points and Exit points.
- Maintained application servers, including Application, Tier, and Node.
Senior Software Analyst
Dell Services
Bengaluru
03.2010 - 09.2015
- Upgraded Netcool Impact from 5.1 to 6.1 and Netcool Webtop from V2.2 to Web GUI to improve user experience and system functionality.
- Created and customized Pages, Filters, Views, Entities, Maps, and AEL in Webtop 2.0, 2.1, and 2.2, enhancing user interaction and data accessibility.
- Configured Netcool/SSM and AbliSoft agents to monitor server system resources more effectively.
- Administered Omnibus, Webtop, Precision, ISM, SSM, and Impact 5.1 and 6.1 software systems, improving operational efficiency.
- Participated in a migration project from BMC Remedy to Service-Now application.
Education
Bachelor Of Engineering - Computer Science
B.V. B College of Engineering
Hubli, Karnataka05-2008
Skills
- Monitoring tools: AppDynamics, Datadog, Dynatrace, Splunk observability, Grafana, Prometheus, OpenTelemetry
- Cloud services: AWS, Azure, GCP
- Containerization technologies: Docker, Kubernetes
- Automation: Ansible
- Programming languages: Python, Bash
- Data handling: JSON, YAML, PromQL
- Performance analysis
- Incident management
- Agile methodologies (Scrum)
- Project management
- Database knowledge
Certification
- Dynatrace Associate Certified
- Splunk O11y Cloud Certified Metrics User
- Splunk Cloud Certified Admin
- Splunk Core Certified Power User
- Azure Fundamentals (AZ-900)
- ITIL v (3) Expert
Awards
- TCS Spot Award, 10/24, for independently leading the successful migration from AppDynamics to Splunk Observability.
- TCS Spot Award, 02/24, for leading efforts in managing and optimizing AppDynamics.
- Dell Champion Award, 2013-2014, for driving process improvement initiatives in a banking project for UBS client.
- Bronze Award, Q2 2014, for my contribution to the project.
- Best performer Spot Award, Q3 2011, for key contributions to successful migration from BMC Remedy to Service-Now project.
Projects
- Lean Project, Led the automation of on-boarding process of new application onto the Netcool domain as part of a Lean project initiative, achieving a 60% reduction in average resolution time and improving SLA compliance to over 90%, resulting in significant cost saving.
- Lean Six-Sigma Project, Implemented an automated upgrade of Abli-soft agent versions across 12000+ servers using shell scripts. This initiative reduced incident volume by 50%, cut resolution time by 30 minutes per incident, and delivered annual cost savings of USD 800K.
Timeline
Assistant Consultant | Observability SME
TCS
06.2021 - Current
Associate Consultant | APM Consultant
Wipro Limited
09.2019 - 06.2021
Subject Matter Expert | APM SME
IBM India Pvt Ltd.
11.2015 - 09.2019
Senior Software Analyst
Dell Services
03.2010 - 09.2015
Bachelor Of Engineering - Computer Science
B.V. B College of Engineering