Sai Bhargav Kottisa
Bangalore
Summary
Skilled software professional with 7+ years of experience in automating, optimizing and supporting mission critical deployments of cloud native applications. Have a rich expertise working in a collaborative environment engaging with different vendors, stakeholders, product owners across the world that includes Supply Chain Management, Telecom-Point of Sales, Logistics, D2C business
Overview
8
8
years of professional experience
Work History
Senior Technical Consultant(DevSecOps/Backend Dev)
Blue Yonder
12.2020 - Current
- Developed an Optimized Python-based microservices Luminate Transformation and Distribution, leveraging AsyncIO progarmming, Azure Event Grid, Event Hubs, Data Lakes, and Blob storages for real-time data ingestion and processing of large CSV, Parquet, and JSON datasets which enabled real-time supply chain data processing and improved data accuracy, operational efficiency for Luminate Control Tower.
- Addressed the challenge of limited real-time visibility into our SAAS application by implementing a comprehensive monitoring and alerting system using Grafana(created custom dashboards which provides KPI's) and Prometheus(Implemented critical issue alerts for Microservice Health, Messaging Queues, API performance, and DMS availability)
- Streamlined the CI/CD process and improved code security by implementing GitHub Actions to run SCA & SAST scans(resulted in the identification and remediation of critical vulnerabilities), regression tests, and deploy into Azure Kubernetes Service and sending notifications via Microsoft Teams
- Accelerated Order Management System upgrades by implementing Azure DevOps for PR-based deployments and Terraform scripts for Azure Function apps and Application Gateway infrastructure provisioning bringing deployment time to only few minutes
- Created a robust, data-driven REST API test automation framework using Groovy, Ready API, and Jenkins pipeline that tests configuration changes of Luminet Control Tower application for key subscribers including Diageo Great Britain, Beckton-Dickerson, Loblaws, and Electrolux ensuring high-quality SaaS software delivery to customers
- Developed a Python-based Triage Bot to automate annotation of inbound and outbound shipments, detecting exceptions and providing concise insights on the Luminate Control Tower UI for subscribers like Kawasaki and Baxter, improving shipment handling accuracy and operational efficiency.
- Optimized the Oracle SQL-based SCPO Configuration and Integration Framework for ITC. Implemented a data load interface with pre- and post-load custom SQL scripts to manage data flow
MTS-2(Site Reliability Engineer)
Verizon
10.2019 - 11.2020
- Orchestrated Build & Release management activities for Verizon's Point of Sales, Payment Services application deployed across multiple data centers (Sacramento, Tampa, and Twinsburgh). Facilitated deployment of new 5G plans, Offer Activation, and mobile launches (Samsung, iPhone, Motorola, OnePlus), significantly enhancing e-services and operational efficiency
- Designed and implemented GitLab CI/CD pipelines for POS microservices deployed on AWS EKS. These pipelines automated the build, test (unit, integration), and deployment processes, integrating tools like Docker, Kubernetes, SonarQube(code quality) resulted in a 40% reduction in deployment time and integrated Slack notifications to provide real-time feedback to the development team.
- Experienced in troubleshooting Load balancer issues and re routing traffic for POS green zone apps hosted on private cloud and AWS, provided Root Cause Analysis on P1 level issues
- Handled Weblogic JVM and Oracle http server installations for new services, SSL/TLS 2.0 cert upgrades on load balancers for POS frontend applications
- Designed and configured real-time monitoring and alert systems using New Relic for Verizon POS applications, which proactively tracked application performance, system health, and error rates. This reduced incident response times by 40%, providing actionable insights and significantly improving system reliability
- Automated AWS infrastructure provisioning using Ansible playbooks, accelerating global delivery time for multiple non-production environments from 2 days to just 6 hours. This optimization significantly enhanced operational efficiency and deployment speed.
- Configured ELK framework, created Logstash shipper configurations with customized Grok patterns and developed personalized Kibana dashboards to capture and analyze backend transactions for Verizon's Point of Sales enhancing visibility and operational insights.
Associate Consultant
Syntel international pvt ltd
12.2016 - 09.2019
- Developed Jenkins Shared Libraries to streamline PCF background deployment tasks using PAM service accounts. This implementation standardized and automated deployment processes, ensuring consistency and efficiency across Fedex Freight, Services, and Ground applications.
- Reduced Global outage of Jenkins, Nexus by implementing scriptler and cron to clear hanging builds, archiving & deleting older logs
- Onboarded the Fedex Apps into DevOps environment by writing Jenkins File that performs CI/CT/CD, Code Quality Checks, Code Vulnerability Scans and finally deploys the latest artifact and restarts the services across multiple linux servers only upon Pipeline Success
Education
B.Tech - CSE
Vignan’s Institute of Information Technology
05-2016
Skills
- Cloud Computing Platform(Azure, AWS)
- Languages & Scripting(Python, Java, Shell Script, PowerShell, Groovy)
- Test Automation(Pytest, Ready Api , Postman)
- Automation & Iac(Jenkins, GitHub Actions, Azure DevOps, Terraform, Ansible)
- Container Orchestration Tools(Docker, Kubernetes)
- Monitoring Tools(ELK, New Relic, Grafana, Prometheus)
- Application & Web Servers(IIS, Weblogic App Servers, Oracle http server 12c)
- Build Tools(Gradle, Maven, NPM)
- Quality & Security(SonarQube, BlackDuck, Nexus IQ, Snyk, CodeQL, Codacy)
- Artifactory(Nexus, JFrog)
- Operating Systems(Linux(RHEL, Ubuntu, Centos), Windows)
- DB(Oracle SQL, Snowflake)
Additional Information
- Received KUDOS award by Syntel for delivering best efforts in Fedex account
- Awarded as Best V teamer by Verizon for quicker RCA and resolution to reduce downtime of POS yellow zone apps
- Received CEO Pinnacle Award by BlueYonder for Successfully integrating Microsoft supply chain with Luminate Control Tower
Timeline
Senior Technical Consultant(DevSecOps/Backend Dev)
Blue Yonder
12.2020 - Current
MTS-2(Site Reliability Engineer)
Verizon
10.2019 - 11.2020
Associate Consultant
Syntel international pvt ltd
12.2016 - 09.2019
B.Tech - CSE
Vignan’s Institute of Information Technology
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