Senior Middleware & DevOps Engineer with 15 Years Experience

DEBASIS MOHANTY

Senior Middleware & DevOps Engineer SRE Cloud & DevOps

+91-998******* *******.***@*****.*** Mumbai, India https://www.linkedin.com/in/debasis-mohanty-6aa64254 PROFESSIONAL SUMMARY

Results-driven Senior Middleware & Infrastructure Engineer with 15+ years of experience delivering high-availability application environments for banking, telecom, and financial services sectors. Proven track record of reducing escalations by 30%+, leading large-scale cloud migrations, and implementing end-to-end SRE practices across 1,000+ server environments. Adept at bridging legacy middleware with modern containerized platforms (OpenShift, Kubernetes, AWS), driving automation, and mentoring cross-functional teams in mission-critical operations. TECHNICAL SKILLS

Cloud & Containers AWS, Red Hat OpenShift 3, Kubernetes, Docker Middleware WebLogic 9x/10g/11g/12c, WebSphere, Tomcat, JBoss, Tibco Silver Fabric, Apache, Nginx, OHS, Oracle SOA Suite 11g

DevOps & Automation Ansible, Ansible Tower, Jenkins, CloudBees, Git, SVN Monitoring Dynatrace, AppDynamics, Splunk, Wily Introscope, Oracle EM, Nimsoft, Nagios, Grafana, Solarwinds

Operating Systems RHEL, HP-UX, Oracle Solaris, Windows Server API & Security KONG API Gateway, SiteMinder, Ping Identity/Access, F5 BIG-IP LTM Databases Oracle 11gR2, SQL

Ticketing / ITSM ServiceNow, JIRA, BMC Remedy ITIL Process Scripting Unix Shell Scripting

KEY VALUE DELIVERED

• Reduced partner escalations by 30%+ at Oracle within six months by analyzing incident trends and implementing targeted action plans for top recurring issues.

• Led migration of 1,000+ server middleware estate (WebLogic, WebSphere, Tomcat, JBoss) from bare metal to Tibco cloud and OpenShift/AWS, improving scalability and reducing infrastructure costs.

• Designed end-to-end network connectivity architecture — browser F5 Web Server KONG API Gateway

application DB — for TIAA's cloud modernization program.

• Executed Disaster Recovery implementation and Data Center migration for Vodafone Germany, ensuring zero data loss and meeting RTO/RPO targets.

• Automated routine middleware operations (deployments, restarts, health checks) using Ansible Tower, reducing manual effort and human error across the team.

• Conducted comprehensive architecture assessments & performance evaluations for Oracle Fusion Middleware, delivering actionable RCA reports that improved Sev-1 resolution protocols. PROFESSIONAL EXPERIENCE

Sr. Advanced Services Engineer – Fusion Middleware Oracle India Pvt. Ltd. (Yes Bank Client Site) May 2024 – Present

• Act as onsite customer representative for Yes Bank, owning architecture reviews, performance testing, and end- to-end support for priority banking applications.

• Identify and resolve complex middleware issues for 5+ major financial institutions, executing deep-dive analysis of application performance metrics to prevent service outages.

• Drive root cause analysis on Sev-1 incidents across Oracle Fusion Middleware, translating findings into incident resolution protocols adopted organization-wide.

• Analyze partner incident trends, developing action plans that reduced escalations by over 30% within six months.

• Provide patching, WebLogic domain reviews, VACA security assessments, and full application operations SRE coverage.

SRE / Senior Associate – Infrastructure Automation TIAA Global Business Services India Nov 2016

– Apr 2024

• Managed end-to-end middleware infrastructure for 1,000+ servers including WebLogic, WebSphere, Tomcat, JBoss, and Tibco Silver Fabric in an onshore-offshore model.

• Led SRE-driven migration of web servers, Nginx and application servers from Tibco cloud (C3) and Linux VMs to OpenShift (Red Hat Kubernetes) — both on-premises and AWS — for internet and intranet applications.

• Spearheaded migration of legacy applications from WebLogic 9/10g/11g to WebLogic 12c and open-source Tomcat, modernizing TIAA's middleware portfolio.

• Designed and implemented middleware architectures with high availability across enterprise private cloud and bare metal servers, integrating SSO via SiteMinder and Ping Access.

• Configured enterprise monitoring tools (Dynatrace, AppDynamics, Wily Introscope, Splunk, Oracle EM) to enable proactive incident detection.

• Automated middleware tasks — deployments, restarts, recycles — using Ansible Tower, improving operational consistency and reducing MTTR.

• Resolved Sev-1/Sev-2 production incidents as onshore Middleware Admin, conducting RCA and implementing lasting fixes to prevent recurrence.

Assistant Manager, Support Analyst L2 – Application Operations Vodafone India Services Pvt. Ltd.

Jul 2014 – Nov 2016

• Team lead.

• Delivered 24/7 L2 AO support covering incident, problem, and change management with strict SLA adherence for business-critical applications.

• Successfully transitioned L2 support of BPA (Business Process Automation) services from Vodafone Germany to Vodafone India, managing knowledge transfer and process setup.

• Implemented monitoring setup using Graphite (now Grafana) for the BPA application, improving visibility and reducing reactive incidents.

• Executed Data Center Migration and DR implementation for Germany region, meeting all business continuity requirements.

• Managed patch deployments, application upgrades, and capacity assessments across production, pre- production, and load environments.

• Represented service owners at CAB meetings, coordinating cross-team troubleshooting with infrastructure and network teams.

• Leading the team.

IT Ops Analyst – Middleware Admin & Apps DBA VeriFone, Inc. Jan 2012 – Apr 2014

• Installed, configured, and managed WebLogic domains on Linux and HP-UX across production and non- production environments.

• Configured WebLogic resources (JDBC connection pools, JMS servers, Data Sources, Node Manager) and set up horizontal/vertical cluster architectures.

• Built automated deployment pipelines using ANT and SVN, handling EAR/WAR deployments for internet and intranet applications.

• Monitored JVM health, system resources (CPU/Disk/Memory), and SSL certificate renewals; provided first-level Oracle DB admin support.

• Supported DR setup for business-critical applications and provided RCA post incident resolution. CERTIFICATIONS

• Oracle Cloud Infrastructure 2023 Certified Foundations Associate

• AWS Solutions Architect – Associate (Jun 2022-2025)

• SAFe 5 Practitioner

EDUCATION

B.Tech – Information Technology Biju Patnaik University of Technology, Odisha

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