Rajesh Duraimanickam
Cloud Architect
Summary
Cloud Architect for Banking domains like Wealth, Digital and Payments Infrastructure. Adopted the Cloud solution through Open source technologies (ECS & Kubernetes) for Digital Banking. Deployed Cloud solutions through Amazon web services components EC2, Red Shift & S3 for the migration of legacy applications to onboard to Cloud environment. Automated the Infra build for the wealth applications to have Infrastructure as a Code which had optimized the environment build from 24 hours to 2 hours. Responsible for overall Infra Build and maintaining cloud infrastructure, OpenShift cluster, Redis Enterprise[K8s], WebSphere ND, Tomcat, Apache, Nginx, WebSphere Liberty & IHS. Automating repetitive efforts via scripts to reduce human efforts for cloud operations. Providing Architecture assistance/ Development Support / Production Support to Cloud & Middleware components. Implementing Observability dashboard for system Health Monitoring for Cloud/Infra components. Performed POC for many cloud products such as Chef, Docker, Kubernetes as part of CITI cloud strategy.
Overview
15
15
years of professional experience
3
3
years of post-secondary education
3
3
Certifications
Work History
Cloud Architect & WebApp MW Solutioning
Citibank
05.2023 - Current
- Responsible for overall Infra Build and maintaining cloud infrastructure, OpenShift cluster ,Redis Enterprise[K8s], WebSphere ND, Tomcat, Apache, Nginx, WebSphere Liberty & IHS
- Providing Architecture assistance/ Development Support / Production Support to Cloud & Middleware components
- Implementing Observability dashboard for system Health Monitoring for Cloud/Infra components
- Performed POC for many cloud products such as Chef, Docker, Kubernetes as part of CITI cloud strategy
- Delivered hands-on training sessions on various aspects of cloud computing, empowering team members to excel in their roles effectively.
- Reduced time-to-market by automating build, test, and deployment workflows for application releases on the cloud platform.
- Evaluated emerging cloud technologies to maintain a competitive edge within the industry landscape.
- Developed custom automation scripts to improve operational efficiency and reduce manual intervention.
- Defined cloud architecture for both hybrid and non-hybrid cloud solutions.
- Successfully migrated legacy systems to modern cloud platforms, minimizing downtime during transitions.
- Optimized cloud infrastructure using data-driven analysis, resulting in significant cost savings.
Cloud Architect & Middleware Infrastructure Lead
TCS
02.2017 - 05.2023
- Worked with application team to provide solution to on board/Migrate legacy applications to Cloud infrastructure
- Prepare and maintain the Bill of material, Cloud Deployment Architecture for the respective project based on the Non-functional requirements
- Worked with developers to address challenges during their adoption of CICD Pipeline to deliver their application on cloud
- Forecasting any new Infra Requirements and circulating it to the aligned teams to give heads-up for any new technical setup requirements
- Worked with engineering team on enhancement and POC of new requirements and features on cloud infrastructure
- Develop and evolve technology strategy, aligned to, and prioritized by business objectives
- Defining the platform architecture solution based on provided constraints and various advanced technologies
- Responsible towards organizational changes regarding capability development, restructuring product-centric team models, and transitioning to modern agile SDLC
- Manage priorities and make decisions in high stakes scenarios
- Deliver the programs with one or more business applications which will be drivers for the emerging delivery infrastructure and API platforms
- Strategize with the client and Thought Works subject matter experts on creating and combining elements of a platform and ensure delivery against it
- Responsible for engaging with technical and business stakeholders to understand clients’ needs, prioritize the delivery approach, and guide technical leads in solution delivery
- Identified and remediated single points of failure and security risks.
- Designed and developed scalable cloud solutions for enhanced performance and cost optimization.
- Improved overall cloud architecture efficiency by implementing cutting-edge technologies and best practices.
- Partnered closely with technical stakeholders to implement security, operational, compliance and privacy-related controls as part of cloud blueprints.
- Championed the adoption of DevOps best practices, fostering a culture of continuous integration and deployment within the organization.
- Resolved issues related to operational components for LAN, WAN and voice systems.
Middleware Infrastructure Lead
Citibank
10.2013 - 02.2017
- Installation, configuration and Maintenance of WebSphere 8.5.5.3 base and Network Deployment Application
- Installation, configuration, and Maintenance of IHS 8.5.5.3
- Experience in setting up Nodes, web server and Appserver as per the standard
- Configuration like SSO, SSL, Virtual host, Shared Library, Webserver Variable
- Application Deployment through BAA automation
- Verifying and Monitoring after the Deployment
- Validating the fine Tune Parameters
- Renewal of SSL certificates
- Poodle fix implementation for Nonproduction environments
- GEM IFIX for Nonproduction environments
- Struts related vulnerabilities on Nonproduction environments
- Webagent version upgrade for Nonproduction environments
- WebSphere Application server Upgrade from 7.0.0.31 to 7.0.0.33
- IHS Upgrade from 7.0.0.31 to 7.0.0.33
- WebSphere MQ upgrade from 7.0.1.11 to 7.5.0.2
- Good working Knowledge in MQ SSL concepts
- Configuration of JMS Setup for the communication between WebSphere MQ clients to QMGR
Software Consultant
Emerio Globlesoft PTE. LTD
08.2011 - 10.2013
- Installing and Configuring Portal (Both authoring and rendering) and Web Content Management V6.1.5 on a supported Linux on x86 platform
- Configuring the federated repository in WebSphere Portal V6.1.5 with the shared LDAP server
- Configuring the search functional on both authoring and rendering and scheduling the crawling for the dedicated virtual portals
- Configured SSO with respect to LTPA keys and exporting and importing the key across the infrastructure
- Configuring the TAI configuration for the PROD environment for SSO and running the config engine tasks for the implementation
- Deploying the themes and skins on both PROD and lower environments
- Installation, configuration, and Maintenance of WebSphere 7.0 base and Network Deployment Application
- Experience in setting up Nodes, web server and App server as per the standard
- Configuration like SSO, SSL, Virtual host, Shared Library, Web server Variables
- Application Deployment through automation
- Verifying and Monitoring after the Deployment
- Validating the fine Tune Parameters
- Data source creation and testing the connectivity
- Bringing up the Environment with all configurations
- Providing application support for WMQ
- Installation and configuration of WMQ in Linux
- Create Queue manager and listener objects and starts it
- Creation of WMQ objects like queues, channels
- Good Knowledge in BLOCK IP2 Exit
- Have Upgraded WebSphere MQ from V6 to V7
- Good working Knowledge in MQ SSL concepts
- Configuration of JMS Setup for the communication between WebSphere MQ clients to QMGR
- Involved in various patch updates for WebSphere MQ
Engineer
IBM India Pvt. Ltd.
07.2010 - 07.2011
- Company Overview: Sara Lee Corporation (NYSE: SLE) is a global consumer-goods company based in Downers Grove, Illinois, USA
- It has operations in more than 40 countries and sells its products in over 180 nations worldwide
- Installation, configuration and Maintenance of WebSphere 6.0, 6.1 base and Network Deployment Application
- Installing and upgrading Fix Packs and Refresh Packs on WAS5, WAS6.0 and WAS6.1
- Solid Experience in Analysis, Optimization and tuning of Enterprise Applications and Experience in SSL related Work
- Data source creation and testing the connectivity
- Verifying and Monitoring after the Deployment
- Bug fixing, enhancement of existing project and coordinating with implementation team to move the application to UAT and Production for multi country cluster information
- Experience in setting up Nodes, Data Sources and Virtual Host
- Troubleshooting Technical problems and coordinating the development team for urgent delivery
- Providing application support for WMQ
- Installation and configuration of WMQ in Windows and AIX
- Create Queue manager, command server and listener objects and starts it
- Provided application support for WMQ and WBIMB
- Creation of WMQ objects like queues, channels
- Migration of MQ objects to various environment-using scripts
- Backup all WMQ configurations using Save qmgr utility
- Created WMQ infrastructure such as Queue manager, application queues, channels, process definitions and configure the queue manager for high performance
- Configuration of JMS Setup for the communication between WebSphere MQ clients to QMGR
- Sara Lee Corporation (NYSE: SLE) is a global consumer-goods company based in Downers Grove, Illinois, USA
- It has operations in more than 40 countries and sells its products in over 180 nations worldwide
Education
Bachelor of Engineering - Electronics and Communication
Anna University
India 06.2006 - 05.2009
Skills
AWS, OpenShift, ECS, Kubernetes, Docker
Devops, Jenkins, Bitbucket, Terraform
WAS, Tomcat, Liberty, WebLogic
Apache, Nginx, IBM HTTP, OHS
Linux, Wintel, MQ, Tibco, Oraas
Ansible, Cloud Formation, BMC RLM
Splunk, AppDynamics, Grafana
Certification
AWS Certified Solutions Architect - Associate
Timeline
Cloud Architect & WebApp MW Solutioning
Citibank
05.2023 - Current
Cloud Architect & Middleware Infrastructure Lead
TCS
02.2017 - 05.2023
Middleware Infrastructure Lead
Citibank
10.2013 - 02.2017
Software Consultant
Emerio Globlesoft PTE. LTD
08.2011 - 10.2013
Engineer
IBM India Pvt. Ltd.
07.2010 - 07.2011
Bachelor of Engineering - Electronics and Communication
Anna University
06.2006 - 05.2009
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