Senthur Selvan Alawai Azhagan
Frisco,TX
Summary
Experienced DevOps and Middleware Engineer with 5+ years of experience supporting enterprise applications, middleware services, REST APIs, cloud technologies, infrastructure automation, monitoring, and production support in Agile environments. Hands-on experience with Apigee API Management, Oracle technologies, WebLogic, Apache, Tomcat, IIS, OpenShift (OCP), Linux, Jenkins, Ansible, Git, Python, Shell scripting, SQL databases, and enterprise monitoring platforms including Elastic, Dynatrace, Splunk, and Spider Impact. Completed professional programs in Artificial Intelligence & Machine Learning, Cybersecurity, and Cloud Computing Leveraging GenAI, with applied projects across AI/ML, cloud, security, and full-stack application development.
Overview
1
1
Certification
7
7
years of professional experience
Work History
DevOps Senior Engineer
Freddie Mac
01.2024 - Current
- Support enterprise middleware platforms including Apigee OPDK, WebLogic, Tomcat, Apache, IIS, OpenShift, Cassandra, PostgreSQL, and Linux/RHEL environments.
- Supported enterprise REST APIs through Apigee API Gateway, troubleshooting authentication, SSL/TLS, backend connectivity, routing, proxy, target endpoint, and integration issues.
- Contributed to Apigee OPDK upgrade activities across multiple data centers including validation, testing, troubleshooting, documentation, and post-upgrade verification.
- Developed Bash and Ansible automation to streamline operational procedures, health checks, deployment activities, log collection, and reporting.
- Utilized Jenkins, Git, Bitbucket, and BladeLogic to support CI/CD and infrastructure automation processes across enterprise environments.
- Participated in RHEL 7.9 to RHEL 8.10 migration activities including validation, compatibility testing, service verification, and troubleshooting.
- Performed production support, incident management, root cause analysis, and troubleshooting for critical enterprise applications and middleware services.
- Leveraged Elastic, Dynatrace, Splunk, and Spider Impact for monitoring, performance analysis, service availability tracking, and operational reporting.
- Created operational runbooks, upgrade documentation, change management artifacts, and validation procedures for repeatable support processes.
- Collaborated with application, infrastructure, database, network, and security teams to support enterprise platform operations and issue resolution.
Engineering Associate
Freddie Mac
01.2022 - 01.2024
- Supported Apache, Tomcat, WebLogic, and IIS environments across development, testing, staging, and production environments.
- Implemented automation using Ansible, Jenkins, Git, Bitbucket, and PowerShell to improve repeatability of middleware operational tasks.
- Managed deployments, production support, incident investigations, change requests, and technical documentation.
- Participated in Agile ceremonies, code reviews, testing coordination, deployment planning, and cross-functional support activities.
- Assisted with middleware build requests, configuration updates, server validation, application startup checks, and log review.
Data Analyst / Programmer
Brownsville Public Utility Board
01.2019 - 01.2022
- Developed reporting and analytics solutions using Oracle, SQL, Python, Excel, and IBM Cognos Analytics.
- Designed and developed internal web applications using Node.js, JavaScript, Django, HTML, and CSS to support business operations and reporting needs.
- Designed database objects, reporting views, data integrations, and business intelligence solutions for operational reporting.
- Performed data analysis, reporting automation, data wrangling, and dashboard/report development to support business decision-making.
- Wrote and tested Python and MATLAB scripts for analysis, automation, and reporting use cases.
Education
Bachelor of Science - Computer Science
University of Texas Rio Grande Valley
Computer and Information Technology Specialist -
South Texas College
Skills
- Programming & Scripting: Python, Shell Scripting, PowerShell, Java, JavaScript, SQL
- API & Integration: Apigee OPDK, REST APIs, JSON, XML, OAuth, SSL/TLS, API Gateway, System Integration
- Middleware & Platforms: WebLogic, Tomcat, Apache HTTP Server, IIS, OpenShift (OCP), Cassandra, PostgreSQL, Linux/RHEL
- DevOps & Automation: Jenkins, Ansible, Git, Bitbucket, BladeLogic, CI/CD Pipelines, Infrastructure Automation
- Cloud & Containers: AWS, Azure, Docker, OpenShift, EC2, VPC, Lambda, ECR, IAM, CloudWatch, Virtual Networks
- Monitoring & Observability: Elastic/ELK, Dynatrace, Splunk, Spider Impact, Log Analysis, Root Cause Analysis, Production Support
- Security & Networking: Wireshark, Nessus, Wazuh, Palo Alto NGFW, Vulnerability Management, Incident Response, IAM, SIEM Fundamentals
- AI/ML & GenAI: ChatGPT, Gemini, Microsoft Copilot, Prompt Engineering, NLP, TensorFlow, Keras, Machine Learning
Certification
- AWS Certified Cloud Practitioner
- AWS Certified DevOps Engineer - Associate (In Progress)
- CompTIA A+
- CompTIA Security+ (In Progress)
- Post Graduate Program in Artificial Intelligence & Machine Learning: Business Applications - University of Texas at Austin (Jan 2024 - Jan 2025)
- Post Graduate Program in Cybersecurity - University of Texas at Austin (Nov 2024 - May 2025)
- Post Graduate Program in Cloud Computing: Leveraging GenAI - University of Texas at Austin (Jul 2025 - May 2026)
Timeline
DevOps Senior Engineer
Freddie Mac
01.2024 - Current
Engineering Associate
Freddie Mac
01.2022 - 01.2024
Data Analyst / Programmer
Brownsville Public Utility Board
01.2019 - 01.2022
Bachelor of Science - Computer Science
University of Texas Rio Grande Valley
Computer and Information Technology Specialist -
South Texas College