JAYAKRISHNA VALLURU
Melbourne,VIC
Summary
Extensive knowledge in IT Management and Operations. Vast experience working on high available production systems with round the clock support. Hands-on experience in designing, implementing, and maintaining CI/CD pipelines. Proficient in automating, optimizing, and streamlining deployment and release processes. Provide ITIL Service disciplines covering Incident, Problem, Change and Release management. Possess competent understanding of the Cloud models and the various services available. Exceptional interpersonal and communication skills to work along with broad spectrum of users. Excellent problem solving and decision-making skills with quick and continuous learning ability.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Technical Consultant
HCL Australia
07.2020 - 08.2023
- Responsible for high availability and maintenance of applications hosted on UNIX and Middleware platforms
- Configured and managed Jenkins pipelines for continuous integration and continuous delivery
- Gained expertise knowledge in implementing and improving CI/CD processes to enhance development efficiency
- Handon experience in version control systems, such as Git, and branching strategies for collaborative and efficient development
- Skilled in scripting languages such as Shell or Groovy for automating tasks and workflows
- Lead the adoption and management of cloud services for infrastructure and application deployment
- Deploy, configure, and manage a variety of AWS services, including EC2, S3, RDS, Lambda, and others, based on application requirements
- Monitor and optimize AWS resource usage to control costs, utilizing tools like AWS Cost Explorer and setting up budget alerts
- Ensure compliance with AWS best practices and industry standards, staying informed about updates and new features
- Collaborated with development and operations teams to bridge gaps and improve communication, fostering a culture of collaboration and shared responsibility
- Identified and resolved bottlenecks in the development and deployment process, improving overall system efficiency
- Drive continuous improvement initiatives, evaluating and implementing new technologies and processes to enhance efficiency
- Develop and maintain disaster recovery plans to ensure business continuity in case of system failures
- Maintained comprehensive documentation for infrastructure configurations, deployment processes, and troubleshooting procedures
- Managed and prioritized tasks effectively, ensuring timely delivery of projects and meeting organizational goals
- Maintain relationship with clients and vendors by continually aiming for service improvements and value creation
- Monitoring of applications/business transactions using Splunk, AppDynamics and SiteScope.
DevOps Engineer
AIA
05.2019 - 04.2020
- Create Continuous integration and deployment pipelines using Jenkins and other tools
- Responsible for vitality application support and maintenance from Dev to Production
- Daily health check of applications and platform to ensure smooth start and finish of business
- Involved in SCM branching and merging with Git and Bitbucket serving 400 plus repositories
- Participate and provide inputs over DevOps/AWS design strategies and implementations
- Developing Shell and Groovy Scripts for automation and scripted pipeline execution
- Exposure in docker image creation and containerisation
- Work closely with business users, stake holders and higher Management for new application life cycle maintenance.
Infrastructure Technical lead
Westpac
02.2013 - 07.2019
- L3 support of applications and services hosted on ESB platform – IBM suite of products
- Providing Data power, IIB and MQ support on production and other lower environment which includes design, deployment, configuration, troubleshooting and maintenance of ESB services
- Involved in enterprise service bus (Datapower and IIB) migrations using lift and shift model
- Responsible for ticket management, SLA management, change management, disaster recovery, performance improvement, security compliance, risk management
- Maintain the operations run book, review application performance, suggest improvements
- Work closely with project team to design new services, stress test the application, move to BAU
- Excellent working experience of managing multiple and challenging stakeholders and vendors
- Demonstrated Knowledge on networking design and firewall rules implementation
- Provide guidance and support to junior team members, sharing knowledge and best practices
- Ensure that integration processes adhere to industry standards and best practices
- Proactive monitoring of production environment using Splunk and ITCAM.
Senior Systems Administrator
Mphasis Limited
06.2010 - 03.2013
- Provided corporate leadership and smart guidance towards creation and administration of WebSphere Application Servers and the underlying applications
- Responsible for improving safety and security of the application, compliance with regulations, policies, standards, enhance operational readiness, and ease maintenance of the environment for delivering change into production
- Responsible for architectural design, Implementation, periodic testing, and support of web environments with respect to High Availability and Disaster Recovery
- Established precedence in giving Support for applications running on IBM suite of products like WebSphere Portal servers, IBM WebSphere Process servers, IBM WebSphere application servers on ZOS, PEGA applications and Web Services
- Strictly enforced ITIL standards while working with Change management, Incident, and problem management processes.
Engineer
Wipro Technologies
12.2007 - 08.2010
- Configuration, Administration and Support of WebSphere Application Servers, Weblogic Application Servers and Sunone web servers on Solaris and AIX platforms
- Maintain 100% uptime of the banks core applications and support the maintenance of the same
- Message broker administration which includes administering the broker domain, create message brokers, execution groups, configure the ODBC properties for database connectivity, deploy the message flows and performance tuning
- Provide support during all the major and minor code release and patch management
- Troubleshooting and Problem management skills are utilized to the most in providing solutions to critical production outages and other business critical services
- SSL configuration, SSL certificate renewal and SSL certificate Migration are all done based on the expiration and EOL alerts we receive
- Involved in regular COB/DR drills that very much requires utmost coordination with other teams.
Education
Bachelor of Engineering – Computer Science -
Skills
- Service Management Framework
- ITIL
- Middleware
- Websphere Application servers
- Websphere Commerce Server
- MQ
- IIB
- Datapower
- Apache
- Cloud
- AWS
- Azure
- DevOps Tools
- Git
- Bitbucket
- Jenkins
- Bamboo
- CARA
- RD
- Operating Systems
- AIX
- Linux
- Solaris
- Windows
- Monitoring tools
- AppDynamics
- Splunk
- SiteScope
- ITCAM
- Other skills
- Stakeholder
- Vendor management
- Application Support
- Helpdesk Support
- Change Management
- Issue Resolution/Troubleshooting
Certification
- ITIL Certified
- IBM Certified System Administrator - WebSphere Application Server Network Deployment V6.0
- IBM Certified Specialist – eserver P5 and Pseries Administration and Support for AIX 5L V5.3
- Oracle certified weblogic administrator
Work Rights
Australian Citizen
References
References available upon request.
Timeline
Technical Consultant
HCL Australia
07.2020 - 08.2023
DevOps Engineer
AIA
05.2019 - 04.2020
Infrastructure Technical lead
Westpac
02.2013 - 07.2019
Senior Systems Administrator
Mphasis Limited
06.2010 - 03.2013
Engineer
Wipro Technologies
12.2007 - 08.2010
Bachelor of Engineering – Computer Science -
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