Arun Prasad Mariyappan Email & Phone Number

Feltham, GB

London Area, United Kingdom

• Implement new core banking payment application for Direct debit and Faster payment to reduce the process time and resulting 20% reduction in Operational cost & 30% increase in transaction processing Speed.
• Designed New Data Catalog tools to improve data quality, Data governance and Enterprise Data Management to reduce the overall cost and manual processing for data.
• Designed new solution for Cash withdrawal On-perm solution to New Rackspace Private cloud solution with reduction over of 70% costs and 40 % increase in processing speed.
• Implement new level of CIS Hardening for Core banking system.
• Implement new cross platform automation tools apart from ansible to Operation team to manage cloud / on perm server via salt stack and azure devops pipeline for CI / CD.
• Implement new Security tools for monitor spam and scam detection on core banking solution as well as IT infrastructure.

London Area, United Kingdom

• Automated server provisioning and configuration for both Linux and Windows environments using Ansible and Salt-Stack and puppet.
• Managed VPC configurations, firewalls, and security groups in AWS, ensuring secure and reliable access for production environments.
• Designed and implemented load balancing and failover strategies, optimizing system performance and availability.
• Lead server patching and maintenance efforts, significantly reducing downtime and ensuring compliance with security policies.
• Coordinated DevOps efforts between development and infrastructure teams, enhancing communication and delivery speed.
• Mentored junior team members on DevOps practices, promoting continuous improvement and learning across the team.

London Area, United Kingdom

• Automated server provisioning and configuration for AWS PODS, Containers, Service, Deployment.
• Managed AWS QA / Dev / SIT / Staging / Prod Server Deployment, patching and maintenance of Server using Dev ops Ansible and Salt Stack
• Create and deployed multiple docker application and maintenance of Docker and microservices application.
• Coordinated DevOps efforts between development and infrastructure teams, enhancing communication and delivery speed.

London, England, United Kingdom

• Involved in all aspects of moving Rhel VM’s and Windows (2012,2016 2019 ) servers into a live environment. Including installing and working on applications such as Nginx, Splunk, Qualys deployed via Salt stack &.
• Active Directory and Centrify identity service administration.
• Working with F5 load balancers and GTM’s to create shared data load/routing and redundancy.
• Use of Incapsula Web content delivery for internet facing URL’s,
• Main project – Over the past year I have been working with the application and project management teams to deliver a new mortgage platform for the bank, this has involved working with Windows SQL servers, Windows 2012.
• Deploying all live packs to lower environment and maintaining all staging server aligned with live Prod servers via salt stack and ansible.

London, United Kingdom

 Performed a key role as Senior T24 Developer to create Tech Spec based on the BRD and FSD Prepared estimations for approval Responsible for reviewing Tech Spec. Developed a Complex interface level coding and Major Accounting level routines  Responsible for creating the unit test cases and got approval for the Test cases  Executed the Test cases.

London Area, United Kingdom

• Automated server management tasks, including space clearing and server performance optimization, using custom scripts.
• Managed SQL Server and Oracle database installations, providing database support for critical applications.

Chennai Area, India

Performed a key role as Senior T24 lead to create Tech Spec based on the BRD and FSD and prepared estimations for approvalResponsible for reviewing Tech Spec.Developed a Complex interface level coding and Major Accounting level routines Trained and transformed many fresher’s to certified in T24 DeveloperTest Lead with Strong E2E testing Knowledge of Core.

Chennai Area, India

Senior Analyst, LBFInfosys, Chennai Feb 2011 – Sep 2011  Key resource as L1 Consultant for Technical Solution Provided a L1 solution to client to proceed with data correction and updates in accounting for post live defects Acted as a very good senior analyst to developer to fix the issues in live

Chennai

 Performed key role as T24 Technical Consultant to provide the Technical estimation of Developments (High Level) Team Lead as requirement analysis and converted the BRD into FSD and Technical specification and provided the walkthrough to Client and got approval of final estimates Performed a Critical Development coding and got it reviewed and tested by.

Bachelor'S Degree ( B.E), Computer Science, First Class

School, Computer Science