DHANDAPANI M
Bengaluru
Summary
Proactive and detail-oriented Site Reliability Engineer with 8 years of experience ensuring scalable, secure, and reliable systems. Expertise in Linux system administration, networking, AWS cloud services, monitoring with Prometheus, and implementing CI/CD pipelines using CodeDeploy. Proven ability to bridge development and operations to enhance system performance and availability.
Overview
9
9
years of professional experience
Work History
Senior Site Reliability Engineer
Ubona Technologies
07.2021 - Current
- Administered Linux servers (Amazon Linux, CentOS, Ubuntu), ensuring high availability and security compliance.
- Maintained on-premise and AWS infrastructure.
- Implemented multi-environment CI/CD pipeline using AWS CodeDeploy and Jenkins, enabling zero-downtime deployments.
- Developed real-time monitoring solution using Prometheus and Grafana.
- Managed incidents via Slack, Jira, and performed Linux patching.
- Configured Nginx and Tomcat web servers.
- Managed approximately 20 incoming calls, emails per day from customers.
- Proficiency in shell scripting (Bash, Python, Perl) for automation.
- Redesigned network architecture for high-traffic web application.
- Ensured zero downtime by monitoring and optimizing infra performance.
- Configured and Managed MPLS, ILL, firewalls, and SIP Trunks.
Technical Engineer
astTECS Communications Pvt. Ltd
01.2017 - 12.2020
- Software installation of Asterisk, Free PBX, Vici dial, Call stream manager
- Acted on operational and support team requests, ensuring efficient communication and resolution.
- Managed data center operations, including OS installation, server rack mounting, and remote-hand support.
- Collaboratively working with various other teams for project task
- Performed preventive maintenance on network system, maintaining average uptime of 98%
Hardware and Networking Engineer
All3axis Technologies Pvt Ltd
12.2015 - 12.2016
- Proficient in managing Linux distributions such as CentOS, Ubuntu, Red Hat, and Debian.
- Strong knowledge of Linux file systems, permissions, and user management.
- Expertise in system monitoring and performance tuning (top, htop, iostat, vmstat).
- Skilled in package management (apt, yum, dnf, rpm) and dependency resolution.
- Experience in kernel management, patching, and updates.
Education
B.E - Electronics & Communication Engineering
ANNA UNIVERSITY
Chennai05-2014
DECE - Electronics & Communication Engineering
DIRECTORATE OF TECHNICAL EDUCATION
Arni05-2011
High School Diploma -
TNAP Higher Sec School
Tiruvannamalai04-2009
High School Diploma -
Govt High School
Tiruvannamalai04-2007
Skills
- AWS (EC2, S3, Route53, ALB, VPC, DirectConnect, CodeDeploy, Security Groups)
- Prometheus, Grafana, PagerDuty Alerts
- AWS lambda, Jenkins, GitHub
- TCP/IP, DHCP, NAT, Routing, Firewalls, VPN, BGP, MPLS, ILL
- Bash, Shell Scripting
- Git, MySQL, Redis, Nginx, Tomcat
- Asterisk, Vicidial, FreePBX, IVR, CRM Tools, Voice Logger , SIP, PJSIP
- Cost control
- Infrastructure design
- Technical expertise
- Linux administration
- Continuous deployment
- System monitoring
- Technical documentation
Accomplishments
Honored with Employee of the Year.
Nativeplace
Tiruvannamalai, Tamil Nadu, 606802
Timeline
Senior Site Reliability Engineer
Ubona Technologies
07.2021 - Current
Technical Engineer
astTECS Communications Pvt. Ltd
01.2017 - 12.2020
Hardware and Networking Engineer
All3axis Technologies Pvt Ltd
12.2015 - 12.2016
B.E - Electronics & Communication Engineering
ANNA UNIVERSITY
DECE - Electronics & Communication Engineering
DIRECTORATE OF TECHNICAL EDUCATION
High School Diploma -
TNAP Higher Sec School
High School Diploma -
Govt High School
Similar Profiles
Manas Danda Jaya Venkata Satya ManikantaManas Danda Jaya Venkata Satya Manikanta
Service Delivery Engineer at Ubona TechnologiesService Delivery Engineer at Ubona Technologies
Arvind SaxenaArvind Saxena
General Manager Operations at Ubona Technologies Private LimitedGeneral Manager Operations at Ubona Technologies Private Limited
Venkata Nagaraju InakolluVenkata Nagaraju Inakollu
Technical Lead(System Design) at Relysys Technologies Pvt Ltd (now Invendis Technologies pvt ltd)Technical Lead(System Design) at Relysys Technologies Pvt Ltd (now Invendis Technologies pvt ltd)