SUMMARY:

• An SRE and I.T professional for about 14 years with extensive knowledge in Cloud and Middleware environments.
• Involved in designing and maintaining reliable production environments.
• Experience in automating throughout the software development life cycle and multiple production environments.
• Experience in architecting and engineering Public and Private cloud architectures and AWS
• Experience in managing and setting up EC2’s, Dockers, Kubernetes, ECS, EKS, ELK, IAM, S3, S3 Glacier, Load Balancers, EBS, EFS, VPC, Route 53, Auto Scaling, Redshift, RDS databases, Dynamo DB, Redis, Cloud Formation, Cloud Front, CodeDeploy, CodeCommit, CodeBuild, CodePipeline, Edge caching, Cloud Watch, SNS, SQS, ElastiCache on AWS
• Knowledge and assisted teams in API gateway in association with Micro Services
• Excellent skills as a lead in handling the Administration, Configuration and Maintenance of WebSphere Commerce Server Environment on different operating systems.
• Experience in architecting high available, reliable and secure environments.
• AWS Certified Solutions Architect Associate and AWS Certified Cloud Practitioner
• Knowledge in creating Virtual Private Clouds, Subnets, Routing Tables, Access Control Policies and Security Groups on AWS Cloud.
• Knowledge in Architecting High Availability, Fault tolerant and scalable environments on the Cloud.
• Knowledge in setting up Serverless architectures for application requirement.
• Knowledge in creating and setup of container services like Dockers and Kubernetes.
• Experience in migrating monolithic application
• Experience in installing and running Docker Desktop and enabling Kubernetes for Container Orchestration on AWS and Openshift.
• Experience in setting up Load Balancers for application high availability and configuring different routes for environment stability stability.
• Performed POCs for Dockers and Kubernetes container architecture for pilot projects.
• Experience in installing and setup of App Dynamics monitoring tool across non - production and production systems.
• Experience in detailed troubleshooting and analysis of multiple issues on Production and database queries.
• Setup AppDynamics cloud support and configured QA and Production environments for monitoring.
• Knowledge in creating LAMBDA functions using API gateway trigger points
• Experience in working with Cloud Formation and Terraform for IAAS implementation.
• Experience in DevOps, CI/CD integration using Jenkins, Github and CodeCommit
• Experience in creating work flows in managing DevOps and deploying cloud native applications using OpenShift and Kubernetes container orchestration.
• Performed POC’s in setting up Docker containers and running multiple applications and user scenarios.
• Experience in in automating SDLC with integrations and tools.
• Experience in handling IAAS, PAAS & SAAS services on AWS
• Knowledge in setting up Kubernetes and processing, scaling and managing Docker containers.
• Knowledge in API Gateway and Microservices architecture.
• Implemented auto-scale and high available applications through cloud-scale
• Experience in working as a Team Lead and worked on various components of WebSphere such as Cloning, Clustering and Troubleshooting
• Experience in augmenting the eXtreme scale clients with WAS profiles and documenting the structure.
• Extensive knowledge on IBM HTTP Server configuration, Plugins and Load Balancing and security.
• Experience in setting up Global Security with Federated repositories and LDAP user registries and experience in configuring SSL communication between WebServer Plugin and Application Server and expertise in creating Certification requests through Ikeyman and deploying the new Certificates.
• Experience in writing log scrapping and management scripts using Shell and Python using ipython.
• Involved in creating projects and containers in OpenShift and deploying applications for portal.
• Deployed portlets on different tiered environments and maintained dashboards and setup Portal configurations.
• Experience in PDLC and implementation of many products for middleware teams.
• Worked in pulling latest code from GitHub and importing onto OpenShift and executing containerized implementation of the code.
• Involved in continuous DevOps tasks of release management and Production support through sprints using OpenShift and kubernetes.
• Experience in modifying the ANT build scripts, which are used extensively for the builds and have experience in writing Deployment scripts for the Application deployment using WSADMIN Tools and Shell Scripting.
• Created IBM cases and experience in updating, troubleshooting the unresolved bugs or issues.

TECHNICAL SKILLS:

Cloud: Amazon Web Services, Azure, GCP, OMC, Akamai, Terraform, ServiceMesh, Istio

Monitoring Tools: AppDynamics, Prometheus, Grafana, Oracle Enterprise monitoring, Foglight, Tivoli Performance Viewer, Wily Introscope.

Operating Systems: RHEL Linux, SUSE Linux, Windows, AIX, Solaris.

Serverless and Containers: Lambda, Dockers, Docker-Compose, Kubernetes, API Gateway

DevOps Tools:: Jenkins, GITHUB, DockerHub, Opswork, Chef, Puppet, CI/CD, Ansible, CodeCommit, CodeBuild, CodeDeploy & CodePipeline

Servers: Websphere Commerce Server, WebSphere Application Server, WebSphere Portal Server, IBM HTTP Server, Apache, SOLR Server, WebSphere MQ, WebSphere eXtremeScale

Programming Languages and Software s: C++, Python, Powershell, Jython, Javascript, Shell, Perl

Others: PMP, TCP, MS Word, Excel, Powerpoint, Access, Adobes Photoshop, Visio

WORK EXPERIENCE:

Confidential, Melville, NY

Site Reliability Engineer, Cloud & DevOps

Responsibilities:

• Been a Site reliability Engineer and headed the Cloud and Middleware technologies.
• Involved in multiple automation setup throughout eCommerce and middleware systems.
• Experience in migrating on premises monolithic applications onto microservices and cloud.
• Worked in migrating on-premised ecommerce applications on to AWS magento environment with high available, scalable and fault tolence
• Assisted network teams in setting up Security groups, defining Access control policies and routing tables for Public and Private subnets on AWS cloud architecture.
• Experience in designing Public and Private Cloud architectures using AWS and micro services.
• Experience in managing and setting up EC2’s, IAM, S3, S3 Glacier, Load Balancers, EBS, EFS, ElastiCache, VPC, Route 53, Auto Scaling, Redshift, RDS databases, Dynamo DB, Redis, Cloud Formation, Cloud Front, Edge caching, CodeCommit, CodeDeploy, Cloud Watch, SNS, SQS on AWS
• Knowledge of Chef, Puppet and Ansible tools for configuration and infrastructure management.
• Experience in performing deployments across lifecycle environments using AWS CodeDeploy for the Magento project.
• Assisted teams in designing and setting up API gateways in use with micro services.
• Assisted network teams in setting up Security groups, defining Access control policies and routing tables for Public and Private subnets on AWS cloud architecture.
• Experience in CI/CD integration and deployment on cloud using CodeCommit and CodeDeploy
• Experience in creating pipelines and Ansible playbooks for DEVOps implementation
• Work with development team on a daily basis to implement Agile methodology and attend daily Scrum meetings.
• Experience in configuring single sign on using CA directory web agents and Site minder Policy servers.
• Experience in configuring ASA and TAI for authentication and authorization using CA directory service
• Handled IAAS, SAAS and PAAS services from AWS for on-premises needs.
• Strong experience in configuring IBM HTTP Server and Plugin and request routing through various load-balancing techniques.
• Setup multiple WebSphere eXtreme scale environments for WebSphere commerce application.
• Experience in configuring eXtreme scale configuration with DMGR profile including custom properties.
• Worked with IBM and experience in setting up client server architecture for eXtreme scale
• Strong experience in setting up various configurations for environment stability and performance based on application need.
• Experience in installing, configuration and setup of AppDynamics monitoring tool on QA and Production environments.
• Setup POCs on Docker containers and Kubernetes containers for microservices implementation.
• Setup highly scalable POC’s using Kubernetes and Dockers.
• Providing architecture support to the cloud teams in setting up AWS custom VPCs, private and public subnets.
• Involved in architecture and solutions design for implementation of APIGEE API gateways in association with microservices.
• Knowledge on Lambda functions and container services like Dockers and Kubernetes.
• Knowledge on CI/CD the pillars of DevOps through its lifecycle using Chef & Puppet.
• Knowledge on NoSQL databases like MongoDB and DynamoDB
• Involved in continuous release management through DevOps and provided 24/7 support of the environment.
• Working closely with database admins in setup and troubleshooting any issue relating to connectivity or SQL exceptions.
• Maintained DMGR Cell security using CA directory Federated repository, also check & update SSL certificates for all running application for all the lower and perf environments.
• Created multiple staging and authoring environments to support Production environment and its stability.
• Published various stores and its configuration on accelerator and CMC as per business logic.
• Server/Cluster and Instance creation using UNIX script and LDAP Definitions.
• Automated the WebSphere administrative tasks such as recycling the application server, deploying customer applications, log rotation, monitor application state by using UNIX Shell, Python, Jython and JACL
• Worked on building and configuration of Disaster Recovery (DR) set up
• Experience in finding Root Cause for WebSphere Problems and handling Problem Management Records (PMR) with the IBM and working with them on various issues related to Updating unresolved bugs or issues.
• Used ticketing tools like HP PPM, JIRA for day-to-day incidents management and completing day-to-day configuration tasks, Raised and completed change tickets for first time Deployments in Production Environments.
• Generating Heap & Thread dumps to analyze performance related issues and work with IBM support team to improve the performance and stability of the application.
• Working in co-ordination with Business teams, Testing teams (Both automation & manual testing) Operations teams & Development team in troubleshooting and implementing various tasks.
• Enabled Performance Monitoring services through admin console then monitored and analyzed the performance data.
• Experience in implementing Load Balancing to support high availability and scalable architectures involving large-scale enterprise applications.
• Responsible for creating DMGR and federating Commerce and Solr instances with DMGR.
• Responsible for configuring the Solr search configurations and setting up search indexes and creating the search instance.
• Performance Engineering and Root cause analysis of code releasing prior to going live in production environment.
• Created instances, published stores, created organizations, users, assigned roles in WebSphere commerce environment.
• Building and setting up jobs on Jenkins for various Continuous Integration jobs.
• Experience in working developers in developing work flows for CI/CD through Jenkins and Github and internal Kubernetes container orchestration through OpenShift.
• Responsible for configuring the SSL security for WebSphere commerce sites using key management utility.
• Setting up Commerce environment with SSL Accelerator for SSL offloading.
• Developed scripts of wsadmin using JACL, JYTHON, Python for automation of Websphere processes including start/stop, creating and configuring serves, clusters, JDBC and MQ resources, deploying applications.
• Worked with IBM Support and development teams in troubleshooting issues related to application memoryleaks, out of memory, hung sessions, session replication, analyzing java cores and heap dumps using Thread and Heap analyzer tools.
• Good understanding of Master & Slave configuration on SolrServer environment.
• Responsible for the setup of Disaster Recovery and route the traffic to offsite servers.
• Provided load/stress, Performance testing and troubleshooting on issues such as Out of Memory, 100% CPU Usage, hung Thread sessions, session replication, JVM Crashes
• Actively working with IBM team for open PMR issues.

Confidential, Denver, CO

Technical Lead - Middleware

Responsibilities:

• Done Installation and Configuration of WebSphere Application Server v6.0 in Dmgr and Base environments
• Created multiple clustered environments for the load balancing architecture.
• Designed the WebSphere Application Server failover and load balancing environments for the clients.
• Deployed and maintained multiple internal and web applications like CBMS, CBP and Eligibility.
• Setup the global security on a multiplatform cell environment.
• Configured the WAS environment as per the client request by creating multi clustered JVM’s.
• Installed Fix Packs, Refresh Packs and Cumulative fixes on multiple platforms
• Worked on different platforms like HP-UX and windows and Linux.
• Have very good experience in setting up multiple Webservers like Apache, IBM HTTP Server for load balancing the clustered JVM’s.
• Participated on high level meetings with the client and provided best practices input on multiple occasions
• Developed multiple Jacl, Jython, Python scripts for deployments of the Applications as well as have major experience in handling the Ant scripts for the build process.
• Worked on Tuxedo environments on HP-UX platform
• Configured the UBB config files and help in creating the tuxconfig and created the queues and helped in monitoring the Tuxedo processes
• Setup JDBC connections have lot of experience in creating multiple Datasources for the jndi lookup of the applications
• Setup several crontabs for the backup process of WebSphere and other major environments
• Extensively used Tivoli Performance Viewer as part of monitoring WebSphere Application Server environments.
• Have good experience in configuring NET-IQ to setup monitoring for WAS environments as well as troubleshooting the issues.
• Was handy in working late hours if required.

Environment: IBM WebSphere Application Server 6.0/6.1, Tuxedo8.1, Oracle 9i,10g,IBM HTTP Server 1.3.x/2.0.x, Apache, HP-UX, Linux, z\OS, Windows, Tivoli Performance Viewer, Jacl, Jython, Ant, Python and Shell Scripting

Confidential, Carle Place, NY

Middleware Engineer

Responsibilities:

• Done Installation, Configuration and Maintenance of WebSphere Application Server 5.1,6.0,6.1 along with Dmgr and Base Application Servers.
• Maintained WebSphere Application Servers and WebSphere Commerce on AIX, Solaris, Linux, z\OS and Windows.
• Migration of WAS v.5.1 to 6.0 and 6.0
• Worked extensively on migrating multiple environments of WebSphere Application Server to the later versions of 6.1 from 5.0
• Installed Fix Packs and Cumulative fix packs on all the environments and also Feature Packs on WebSphere Commerce environments.
• Provided 24x7 oncall for the application throughout the term.
• Installed, Configured and Maintained WebSphere Commerce Environment.
• Experience in creating different brands on WebSphere Commerce Environment like THEPOPCORNFACTORY.COM and CHERYLANDCO.COM
• Have experience working on BANDD and building and deploying the applications on WebSphere Commerce.
• Worked on Version Control System like CVS as a backend repository for building the applications for the deployment.
• Created Self-Signed Certificates and created Certificate Requests through Ikeyman and sent it to Verisign and deployed the new certificates sent by CA into the WebServers and Application Servers.
• Used Collector tool in gathering the log information and sent it to IBM as part of PMR process in resolving the issues.
• Experience in working in Installing, Configuring and Maintaining WebSphere MQ 5.3 and WebSphere Message Broker 6.1 and also administering the Broker by deploying the BAR files and maintaining the message flows and the execution groups.
• Experience in writing WebSphere related scripts like startup, monitoring and deployment scripts in ANT, Jacl, Jython and Python with the help of wsadmin tools and Shell Scripting.
• Experience in creating the Queue Managers and Queues through the console and through the JMS admin tool.
• Extensively used Tivoli Performance Viewer in monitoring the WebSphere Application Servers and problem determination.
• Provided extended support to the Load Tests of different applications and played a major role in Tuning the Application performance.
• Experience in Troubleshooting different JVM’s by continuously monitoring the JVM logs and webserver logs.
• Have very good experience in tuning the webservers like Apache and IBM HTTP Servers for better performance and have good knowledge on http configurations.

Environment: IBM WebSphere Commerce 6.0.0.4, BANDD, CVS, IBM WebSphere Application Server 5.1/6.0/6.1, Oracle 9i,10g, WebSphere MQ 5.3, 6.0, WebSphere Message Broker 6.1, IBM HTTP Server 1.3.x/2.0.x, AIX, SOLARIS, Linux, z\OS, Windows, Tivoli Performance Viewer, Jacl, Jython, Ant, Python and Shell Scripting.