Profilbild von Anonymes Profil, Senior Cloud Consultant | Java | DevOps | Spring Boot | Kubernetes | Docker | Kafka | Azure | Python
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Letztes Update: 06.02.2024

Senior Cloud Consultant | Java | DevOps | Spring Boot | Kubernetes | Docker | Kafka | Azure | Python

Abschluss: Master of Science (M.S.) in Computer Science
Stunden-/Tagessatz: anzeigen
Sprachkenntnisse: deutsch (gut) | englisch (Muttersprache)

Dateianlagen

Microsoft-Azure-Administrator-Associate-AZ-104_251023.pdf
AWS-Certified-Cloud-Practitioner-certificate_251023.pdf
Microsoft-Certified-Azure-Solutions-Architect-Expert-AZ-305_301023.pdf
Sustaining-Edge-Award_301023.pdf
Sravan-Kumar-Kolichala-Senior-DevOps-and-Cloud-Consultant_080124.docx
Sravan-Kumar-Kolichala-Senior-DevOps-and-Cloud-Consultant_080124.pdf
Sravan-Kolichala-MS-Degree-in-Computer-Science_080124.pdf

Skills

Java Stack, Spring Framework, Spring Boot, Kafka, Kubernetes, Jenkins, RedHat OpenShift, DevOps, GitOps, Flux, Argo CD, GitHub, GitLab, Ansible, ELK, EFK, Elasticsearch, Logstash, Kibana, Fluentd, Fluent Bit, Grafana, Prometheus, Microsoft Azure, Azure DevOps, Azure Data Lake, Azure Data Factory, Azure Application Gateway, Azure API Management, Azure Data Factory, Amazon Web Services (AWS), Distributed Systems, Solution Architecture, Technical Architecture, Scalable Messaging, Integration, Microservices ' Cloud Migration, Enterprise Messaging, Report Generation, Event Driven Programming, Real-Time Data Sync Design, Scrum, Agile, Kanban

Projekthistorie

10/2023 - 11/2023
Cloud and DevOps Consultant
TSCNET (Energie, Wasser und Umwelt, 1000-5000 Mitarbeiter)

  • Created App Services, Azure Front Door and Azure API Management components in Azure using Terraform and configured with capabilities that include DDoS protection, load-balancing, and response caching with Ansible.
  • Configured mirroring of the source code from GitLab to Azure DevOps through repository mirroring feature.
  • Implemented Kubernetes scaling patterns using KEDA and Azure API Management request throttling metrics.
  • Analyzed and documented the microservice deployment configuration options (Kubernetes manifest files) in Azure Kubernetes Services (AKS) from the perspective of scaling, throughput, resiliency, observability, logging, and monitoring.
Technologies & Skills: GitLab Pipelines, Python, Maven, Bash, Docker, Terraform, Java, Spring Boot, Microsoft Azure, Azure Kubernetes Service (AKS), API Management (APIM), Azure Monitor, JIRA, Confluence, Kanban, Security, Request Throttling

11/2022 - 09/2023
Cloud and DevOps Consultant
TSCNET (Energie, Wasser und Umwelt, 1000-5000 Mitarbeiter)

  • Designed application migration strategy from OpenShift to Azure Kubernetes Service (AKS) to address scaling issues.
  • Created Terraform scripts for provisioning the application landscape to include Virtual Networks (VNets), Subnets, NSGs, App Services, Azure Event Hub, AKS cluster, Inbound & Outbound networking configurations, Ingress and Egress.
  • Converted existing Jenkins based build pipelines of microservices to Azure DevOps pipelines for deployment to AKS.
  • Created a GitOps based dynamic service deployment process in Kubernetes (AKS) for scheduled batch-processing tasks.
Technologies & Skills: GitLab, Maven, Docker, Python, Bash, Terraform, Terragrunt, Jenkins, JUnit, ArgoCD, CICD, Java, Spring Boot, Node.js, Kafka, JIRA, Confluence, OpenShift, Microsoft Azure, Azure App Services, Azure Kubernetes Service (AKS), API Management, autoscaling (HPAs), OAuth 2, Key Vault, Grafana, Azure Monitor, Service Mesh, EvRequest Throttling

03/2021 - 08/2022
Technical Lead (DevOps) and Architect
ITERGO (Versicherungen, >10.000 Mitarbeiter)

  • Responsible for cloud Infrastructure and DevOps adoption for AWS and Azure multi-cloud based data accumulation layer.
  • Created Azure Kubernetes Service (AKS), Function Apps, Logic Apps and Azure Data Factory in Azure using Terraform.
  • Provisioned AWS Lambda, AWS S3, Step Functions and Simple Notification Service (SNS) in AWS using Terraform.
  • Designed and implemented Ansible playbooks to configure the infrastructure components in AWS and Azure.
  • Created Azure DevOps pipelines for deployment of microservices that consolidate data in a database for reporting.
Technologies & Skills: GitHub Enterprise, GitHub Actions, Jenkins, Nexus, Maven, Docker, Terraform, Flux, Microsoft Azure, API Management, Azure Data Lake, Azure Data Factory, Java, MS SQL Server, Amazon Web Services (AWS), AWS S3, EC2, Kafka, Linux, JIRA, Powershell, Serverless Computing, GitOps, Liveness Probes, Readiness Probsh, EvRequest Throttling

08/2019 - 03/2021
Technical Lead (DevOps) and Architect
ITERGO (Versicherungen, >10.000 Mitarbeiter)

  • Designed and developed feature validation scripts using Golang and automated using Jenkins and Ansible and integrated with microservice deployment to OpenShift private cloud as part of automated unified release and rollback.
  • Integrated OpenTelemetry instrumentation in Dockerfiles to enable observability of the OpenShift based microservices.
  • Created Azure Kubernetes Service (AKS), App Services and App Gateway components in Microsoft Azure using Terraform.
  • Designed and implemented GitOps based deployment process using ArgoCD, Helm and Kubernetes manifest files.
  • Developed Java REST APIs and Shell scripts for storing and extracting Kafka cluster metadata in import and export jobs.

Technologies & Skills: GitHub, Bash Shell Scripting, OpenShift, Kubernetes (AKS), Golang, Jenkins, Ansible, Terraform, Helm, SonarQube, ArgoCD, Nexus, Maven, Docker, GitOps, Testcontainers, Java, Spring Boot, Scrum, JUnit, JIRA, code scanning

03/2017 - 07/2019
DevOps Lead & Associate Manager
Optum - UnitedHealth Group (>10.000 Mitarbeiter)

  • Designed and implemented dynamic environment creation using Terraform in Azure for on-demand load-testing tasks.
  • Developed Terraform and Ansible scripts for creation and configuration of App Gateway, API Management and firewalls that control access to microservices deployed in Azure Kubernetes Services (AKS) and Azure App-Services.
  • Written Jenkinsfiles for Jenkins CI/CD jobs to build microservices and published the build artifacts in JFrog Artifactory.
  • Created YAML based Kubernetes manifests and Helm charts to deploy microservices to Kubernetes (AKS).
  • Integrated Dynatrace agent in Dockerfiles and thus successfully implemented container monitoring capabilities.
  • Responsible for two scrum teams (7 members each) that handle development, DevOps, and analyst activities.
Technologies & Skills: Azure Resource Manager (ARM) Templates, Terraform, Maven, Gradle, Rally, GitHub, Jenkins, Helm, JFrog Artifactory, SonarQube, Docker, Apache Spark, Bash Shell, Fortify Scan, Chef, Java, Spring Boot, Selenium, Agile, Scrum, draw.io, Microsoft Azure, Azure Kubernetes Service (AKS), ServiceNow ITSM, Splunk, Dynatrace, Integration, Change Management, Monitoring, Release Management, security, Deployment, Microservices, Cloud Migrationrobsh, EvRequest Throttling

03/2015 - 03/2017
Principal Engineer (Cloud Infra & DevOps)
Oracle (Internet und Informationstechnologie, >10.000 Mitarbeiter)

  • Implemented Hybrid-Cloud Agent self-upgrade and monitoring framework using bash shell scripting and python.
  • Decomposed Maven build files of Java applications to implement DevOps practices and adoption of CI using Hudson.
  • Developed Dockerfiles for the decomposed modules and integrated with the build pipeline.
Technologies & Skills: Linux Administration, Java, Puppet, WebLogic, JIRA, Hudson CI, Docker, Oracle Cloud, High AvRequest Throttling

06/2013 - 03/2015
Technical Lead & Senior Software Engineer
Oracle (Internet und Informationstechnologie, >10.000 Mitarbeiter)

- Participated in design discussions in the beginning of each sprint to thoroughly understand the technical requirements and functionality of the modules
- Developed custom Java code in entity objects and view objects that deal with WorkOrder-Definition and WorkOrder- Execution orchestration
- Revised and developed programmatic business-rule validations using Java for the ADF entity objects to enrich data for publishing SOA events at various run-time states of the entity objects
- Developed client-side code using Java to invoke an Enterprise Scheduler Service (ESS) job that generates reports using BI Publisher’s XMLP server
- Mentored new-joiners as they go through the developed code, SCM domain, Fusion Applications libraries, organizational standards, internal process and Oracle Fusion Middleware technology stack
Skills & Technologies: Java, Oracle SOA Suite, Oracle ADF, Oracle BI Publisher, Oracle JDeveloper, Oracle DB, WebLogic, Report Generation, Architecture, Event Driven Programming

01/2012 - 06/2013
Technical Lead & Senior Software Engineer
Oracle (Internet und Informationstechnologie, >10.000 Mitarbeiter)

- Designed and developed a Java SE based validation framework for AABC (Agent Assisted Billing Care) module
- Integrated the validation framework into a SOA composite for automation enablement
- Exclusively developed a Java based library framework to interact with Oracle Billing and Revenue Management (Oracle BRM) using BRM Java APIs
- Frequently participated in discussions with pre-sales teams for understanding the requirements from the customers
Skills & Technologies: Java SE, Oracle SOA Suite, Oracle AIA, Oracle JDeveloper, Oracle Database, Oracle WebLogic Server, Oracle Application Testing Suite, Real-Time Data Sync

05/2011 - 01/2012
Java and Middleware Specialist
Emerson (Industrie und Maschinenbau, >10.000 Mitarbeiter)

- Developed stateless session beans and deployed them to activate web services that were used from BPEL processes as partner links
- Worked with web services and JMS adapters to deal with the model layer
- Implemented several facade components as part of Common Data-Model Repository (CDMR) layer that interacts with database
- Resolved hard-dependencies between model layer and Service Oriented Architecture (SOA) layer using Oracle Service Bus (OSB) 11g based proxy services
Skills & Technologies: Java SE, Java EE, Redhat Linux, Oracle Service Oriented Architecture (SOA) Suite, Oracle JDeveloper, Oracle DB, Oracle Service Bus (OSB), WebLogic, Eclipse, Middleware development, Messaging, WebService Orchestration

07/2010 - 05/2011
Java and Middleware Specialist
Oracle (Internet und Informationstechnologie, >10.000 Mitarbeiter)

-Developed an aggregator framework that consolidates the order header and line-items from the source system for processing in downstream systems
-Developed Java classes that supplement the Business Process Execution Language (BPEL) processes in efficiently handling the data
-Developed and deployed the service interfaces for ADF Application Modules and Java classes to make them available as partner links
-Definition and implementation of the onboarding process of new devices into the IoT Cockpit
-Developed SOA applications that have asynchronous BPEL processes to invoke the service interfaces and to perform certain tasks related to the aggregators' business logic.

03/2008 - 07/2009
Java and EAI Developer
Mettler-Toledo (Industrie und Maschinenbau, 5000-10.000 Mitarbeiter)

-Developed SQL triggers that are helpful in collecting data, which is used as input for the scheduled nightly batches
-Developed Java web services and Java-Embedding activities code as a replacement of webMethods Java services
-Developed Business Process Execution Language (BPEL) processes that internally call existing Java web services, database adapters, JMS adapters and FTP adapters to perform certain operations related to the business logic

Zertifikate

Microsoft Certified: Azure Solutions Architect Expert
2023
Microsoft Certified: Azure Administrator Associate
2023
AWS Certified Cloud Practitioner
2022

Reisebereitschaft

Verfügbar in den Ländern Deutschland
Profilbild von Anonymes Profil, Senior Cloud Consultant | Java | DevOps | Spring Boot | Kubernetes | Docker | Kafka | Azure | Python Senior Cloud Consultant | Java | DevOps | Spring Boot | Kubernetes | Docker | Kafka | Azure | Python
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