Arun K Chowdhary

Platform Engineer & DevOps at Toronto-Dominion Bank

Orchestrated enterprise automation and DevOps pipelines using Ansible, Jenkins, BuildMaster, and on-prem GitLab; implemented Keycloak SSO and HashiCorp Vault for high-availability identity and secrets management; designed scalable app ecosystems with Tomcat, WildFly, and Nginx-backed proxies and API gateways to optimize connectivity and security; deployed cloud-native and virtual infrastructure, provisioning OpenShift clusters, Nexus OSS repositories, and cloud services to support agile development and artifact management; enhanced observability with Zabbix, Splunk, and Apache Solr with Zookeeper for real-time monitoring, log aggregation, and robust search; facilitated agile collaboration and governance by administering Atlassian tools and enforcing patch management for Linux fleets across on-prem and cloud environments.

IT Analyst - DevOps at Scotiabank

Automated deployments by developing Ansible playbooks tailored to application needs; improved deployment efficiency and scalability; built and managed Jenkins pipelines for CI/CD, enabling faster release cycles with minimal production downtime; executed ITIL-aligned change management; supported application teams by resolving deployment and configuration issues; performed server upgrades, patching, and tool updates to enhance performance and security for retail lending platforms.

Technology Specialist at Wells Fargo

Leading multinational financial services company; Supported Retail Lending Linux servers, monitoring performance to ensure reliability for critical financial operations; updated configuration files for Tomcat and JBoss EAP environments in collaboration with application engineering teams; performed server remediation to address security vulnerabilities and align systems with industry standards; managed server upgrades, patching, and tool updates to enhance performance and security for retail lending platforms; documented issues and resolutions, providing insights to improve server build processes and QA; assisted in handovers to project teams, aligning with acquisition timelines.

Assistant Systems Engineer at Tata Consultancy Services

Multinational information technology services and consulting company; Monitored tools and applications for Gartner Research, producing daily operational status reports to ensure system reliability; acted as primary triage contact for application outages, initiating incident tickets and coordinating with teams to resolve issues; delivered regular ITIL-aligned updates to stakeholders; onboarded Gartner Research tools for clients, ensuring efficient access; documented issues and resolutions, building a knowledge base to improve incident response times.