SUMMARY

• Around 8 years of experience as Web Service Engineer/Middleware Engineer with administration of Middleware components such as Tomcat, JBOSS, and IBM Web Sphere and Apache web server, Web Logic, and Sun Directory server.
• Accomplished systems administrator with 4+ years of professional experience in managing appian server infrastructures across multiple environments
• Have an better understanding on integration of API gateways from a Appian infrastructure
• Providing and troubleshooting guidance related to any appian external API gateways (salesforce, apigee etc..).
• Worked with project development teams following Agile & Waterfall methodologies that design source code branching, release life cycles and CI/CD pipelines based on pace and project deliverables.
• Experienced in various operating systems including Linux, Unix, Sun Solaris and windows.
• Hands on experience in Installation, Configuration, Environment Build, Upgrade, and Maintenance Troubleshooting of Web Logic, IBM Web Sphere, JBOSS and Apache application servers.
• Experience in deploying applications, Load Balancing, High Availability and Failover functionality in a clustered environment.
• Managed Memory Leaks, tuned application server’s heap size and perm size and monitored error log files & messages for optimized performance of appian - tomcat application Server.
• Worked in automation, setup and administration of build and deployment CI/CD tools such as Jenkins, Anthill Pro and UDeploy/Ucode and integrated with Build Automation tools like ANT, Maven, Gradle and other Atlassian products- Bamboo, JIRA, BitBucket for building of deployable artifacts from source code.
• Implemented and managed Splunkmonitoring and reporting infrastructure
• Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple namespace versions.
• Installed and Configured webservers like Apache, IIS,etc…for Appian Infrastructure.
• Created Cron jobs for timely running of jobs. Developed start up, shutdown, back-up and recovery scripts for Web Servers and Application servers..
• Provided performance tuning w.r.t JVM heap arguments, Execute Threads, Custom Execute Thread, JDBC Connection Pools, Multi-pool, OS Parameters and network parameters
• Good scripting knowledge on Bash, Shell, and shell scripts for automation of the build and release process.
• Extensive experience in configuring and managing secured environments using SSL, Mutual Authentication and Digital Certificates.
• Good understanding of VMware, Disaster Recovery Procedures.
• Good understanding of ITIL concepts.
• Provided 24/7 on call support.
• Self-starter and a good team player with excellent troubleshooting skills, communication and presentation skills.

TECHNICAL SKILLS

Web servers: IBM HTTP, Nginx, Apache

Application servers: IBM Web Sphere Application Server, JBOSS, Tomcat and Web Logic.

Security Products: Site Minder Policy server, Ping Identity

LDAP: Sun One Directory server, Tivoli directory server

Shell scripting: Shell(bash)

Database: SQL, Oracle,Mongo DB

Automation & container Tools: Ansible, Kubernetes, Kickstart

Operating Systems: Unix, Linux, Sun Solaris, AIX and Windows.

Monitoring tools: Splunk, App Dynamics, Solarwinds, Wily Introscope, Cloud Watch

Cloud Environments: AWS, AZURE, CloudFormation, Terraform

PROFESSIONAL EXPERIENCE

Confidential, Seattle, WA

Application Engineer

Responsibilities:

• Managing Amazon instances by taking AMIs and performing administration and monitoring of Amazon instances using Amazon Cloud Watch.
• Creating S3 buckets and managed policies for S3 buckets and utilized S3 Buckets and Glacier for storage, backup and archived in AWS.
• Working on variety of Unix platforms RHEL 5.x/6.x,7 which includes installation, configuring and maintenance of applications for prod/stage/dev environments.
• Integration of GIT with Jenkins to automate the code check-out process with the help of Jenkins DSL Plugin.
• Managed, changed the Infrastructure with the help of versioning tool like Terraform.
• Served as subject matter expert for the Appian Platform working primarily on Administration tasks.
• Implementing GIT merging to create collaborative environment with the development team with the help of TFS (Team Foundation Server).
• Install and configure the application servers such as Apache Tomcat and JBoss for application deployment, and automated using Ansible playbooks.
• Appian installation, configuration, hotfixes, and version upgrades
• Data source configuration through tomcat resource file and admin console
• Written Ansible playbooks for push configuration management to automate the infrastructure
• Implemented and managed Splunk monitoring for appian infrastructure
• Responsible for Build and Install Schedules using Unix Cron jobs.
• Monitored Server logs like error log files and access log files for troubleshooting various issues.
• Have an better understanding on Rest based APIS
• Working with vendor to resolve any ongoing issues.
• Working with business and guiding them on any application related issues
• Monitor and maintain server performance and uptime
• Troubleshot problems on the various environments involving the integrations of Appian Engines, JBoss, IIS Servers, LDAP, Tibco, MDM services
• Implement Enhancements tasks such as SSO, Disaster Recovery, JBoss Cluster
• Conduct triage of major incidents resulting in system outages
• Developing build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments for Continuous Integration.
• Plan and manage/support Disaster Response activities
• Troubleshooting various problems in different stages of development, QA, Staging and Production by analyzing log files and checking connectivity to different end points
• Provided 24/7-system administration and support, ensured reliable operation of the environments.
• Set up systems for providing Training to clients and students
• Performed Health checks and provided 24x7 support.

Confidential

Application Engineer/Middleware Engineer

Responsibilities:

• As a member of Application Engineer installed, administrator, Design, migrate and troubleshoot our enterprise Appian installation, and will work in close coordination with team members and Architects to implement specific Appian configurations.
• As a member of the Application Engineering team, installed and Configured JBoss Application servers and IIS Web servers.
• Created and Installed SSL certificates to enable secure connection.
• Configuring Appian with Single Sign On (SSO) for secure authentication and to avoid multiple logins
• Monitored Server logs like error log files and access log files for troubleshooting various Appian issues.
• Working on Appian installation, configuration, hotfix, and version upgrades
• Working closely with internal clients, IS teams and vendors gathering requirements, designing and deploying Appian infrastructure components.
• Install plug-ins and manage migration of packages across instances
• Monitor and maintain server performance and uptime
• Setting up Monitors for URLs, Log files, CPU, utilization Memory
• Prepare documentation for both production and disaster recovery procedures for Appian, as well as take part in regular disaster recovery and business continuity tests.
• Execute periodic scheduled maintenance activities and tracking
• Preparing batch scripts for engine check, data backup and restore
• Conduct triage of major incidents resulting in system outages
• Plan and manage/support Disaster Response activities
• Resolve assigned support tickets per SLA
• Defect verification with full documentation of replication environment and workflow
• Deploy/debug Appian packages and patches on all portals
• Troubleshooting various problems in different stages of development, QA, Staging and Production by analyzing log files and checking connectivity to different endpoints
• Provided 24/7-system administration and support, ensured reliable operation of the PROD/ DEV/INT/QA environments.
• Responsible for documenting the current architectural configurations and detailed data flow and Troubleshooting Guides for application support.
• Firmware upgrades, technical administration and monitoring.

Confidential 

Associate

Responsibilities:

• Assisted in designing and formulating technical strategies that confirm to business standards, client specifications and best practices.
• Collaborated with stakeholders to understand and translate requirements into solutions that meet business objectives and goals.
• Contributed to review, design, fabrication and deliverance of enhanced software solutions.
• Coordinated with PEGA support team to troubleshoot and fix technical issues.
• Responsible for maintaining operational health of PEGA PRPC application
• Supported process development and team maintenance activities, and development and implementation of system updates.
• Performed configuration and integration of various PRPC components.
• Experience in developing applications using Service Oriented Architecture (SOA), ESB CSA such as Web Services (SOAP) and has Exposure in PEGA UX & JS Framework.
• Extensively worked with JAVA, J2EE, HTML, and XML.
• Extensively used Connect SOAP, Connect SQL rules for calling external Web Services and executing SQL queries.
• Performance Enhancements of the Application like implementing dynamic select controls for all the drop downs in the application.
• Reviewing the PEGA Log files, Rule logs and Technical design documents which are prepared by the team members.
• Involved in peer reviews between the business lead and the application relevant SME’s personal to design UI screens to convey the business information apparent to the Use case.
• Deployment of applications on WAS (Online Banking, Mobile, Remote Check Deposit), Administration of IBM HTTP Server (IHS), Monitoring TCP/IP connections on all JVMs on WAS.
• Configured SSL,requested digital certificates, created self-signed certificates and imported/exported public/private keys on IHS Servers.
• Implemented the Agile methodology in design and the rule development phases using the PEGA Rules Process Commander.
• Experience in applying Fix Packs, Refresh packs and Cumulative fixes to upgrade the existing Web Sphere versions.

Confidential

Programmer Analyst

Responsibilities:

• Experience in building multiple environments like DEV, QA FUNC, QA INT, Staging, Training and PROD environments.
• Designed the webservice in a way that the typical E-Apply front end is bypassed.
• Created validation xml to validate the incoming request using struts validation framework.
• Resolved the issues in testing phase & Involved in release management of the project.
• Worked on coding part of developing the new product and also the point-to-point journey.
• Redesign project in both front end and back end. used the AJAX call to save the values which are filled by the user. we are the webservice providers and used the SOAP UI based webservice call to check the request and response.
• Load balancing the Apache server to share the workload (F5 Hardware, mod proxy balancer, mod jk software).
• Responsible for the Enterprise level product support for Wily Introscope across the project.
• Implemented theClusters /Server GroupsandCluster Members /clones(Vertical scaling & horizontal scaling) for fail over and distribute the workload.
• Worked with QA team to improve the application performance.
• Tuned Thread pool, JVM, and DB values to improve application performance.
• Involved in problem determination using application and error logs.
• Maintained WebSphere Application servers on Windows and Linux platforms and setting up the Development, Testing and Staging environment for the ongoing application development.
• Created users and groups in LDAP servers and mapped them to the enterprise applications running on JBoss Application server.