Professional résumé
Kundan Kumar Ram
Infrastructure, DevOps & Platform Engineer
Bangalore, India ramkundan275@gmail.com LinkedIn GitHub
Professional Summary
Hands-on Infrastructure, DevOps & Platform Engineer with professional experience across Linux operations, cloud infrastructure, deployment automation, traffic management, monitoring, databases, mail infrastructure, and production troubleshooting. Career experience spans systems administration, Linux engineering, and DevOps engineering.
Production Engineering Focus
- Operate and troubleshoot production platforms. Hands-on Linux operations, Nginx and Apache, SSL/TLS, Docker, Kubernetes/GKE, MySQL/MariaDB, Redis, Solr, backup/recovery, firewall and VPN controls, and production diagnosis.
- Design reliable traffic and edge controls. HAProxy and Nginx load balancing, backend health checks, failover, routing, ACLs, rate limits, stick tables, backend weights, logging, monitoring, and HTTP 4xx/5xx/504 investigation.
- Build delivery and cloud foundations. GCP Compute Engine, GKE, Cloud Storage, VPC, IAM, Artifact Registry, Load Balancing, BigQuery, CDN, billing/cost monitoring; AWS EC2, S3, IAM, and VPC; Docker, Jenkins, Git, Ansible, Bash, Helm, rolling deployments, and production migration work.
- Improve observability and recovery readiness. Prometheus, Grafana, Zabbix, exporters, alerting, logs/events investigation, MySQL/MariaDB backup/restore and replication work, storage troubleshooting, and production incident investigation.
- Operate mail infrastructure. Postfix and SMTP relay configuration, multi-instance Postfix, queue and bounce investigation, DKIM, SPF/DMARC-related troubleshooting, transport maps, header checks, mail-log investigation, provider delivery errors, queue monitoring, alerts, and SMTP/network/firewall diagnosis.
Professional Experience
Linux & DevOps Engineer
WhatJobs · Bangalore · Mar 2025–Present
Contributes to Linux and application-platform operations, deployment automation, traffic controls, Kubernetes/GKE and mail-relay work, monitoring and alerting, Docker-based delivery, backup operations, and production troubleshooting.
- Built lightweight deployment workflows using Git and Bitbucket Hooks for multi-server application delivery.
- Configured Prometheus and Grafana monitoring and alerting for infrastructure and application components.
- Delivered Dockerized applications behind Nginx, including access controls and HTTPS/TLS configuration.
- Operated and troubleshot HAProxy traffic controls, backend health and routing, rate limiting, and production HTTP 4xx/5xx/504 conditions.
- Worked on Kubernetes/GKE production operations and a mail-relay architecture, including workloads, services, configuration, access controls, monitoring, deployment, and troubleshooting.
- Supported Postfix/SMTP relay infrastructure, mail queues, delivery failures, monitoring, logging, and network/provider troubleshooting.
- Automated web analytics, log access, log rotation, and cron-job monitoring workflows.
- Performed MySQL backup operations, server maintenance, and production issue investigation.
Linux Administrator
Codezin Technology Solutions Pvt. Ltd. · Kolkata · Feb 2024–Feb 2025
Operated Linux infrastructure and supported containerized application environments across RHEL, CentOS, and Ubuntu.
- Deployed and managed Dockerized applications, Dockerfiles, and container images.
- Managed LVM, filesystem configuration, storage practices, and backup/recovery operations.
- Configured Apache, SSL/TLS, caching, reverse proxying, virtual hosts, and PHP-FPM integration.
- Worked with development teams on deployment and infrastructure automation using Ansible.
- Supported Linux system maintenance, monitoring, and configuration improvement.
Linux Engineer – Software Service
Reve Systems India Pvt. Ltd. · Delhi · Jul 2022–Sep 2023
Supported Linux infrastructure and operational automation across AWS and hosting environments.
- Managed Linux environments and supported infrastructure availability, scalability, and security practices.
- Automated backups, monitoring, and routine maintenance using Bash.
- Supported monitoring and alerting workflows for operational visibility and incident response.
- Configured secure remote access and web-traffic management components.
- Performed MySQL backup, recovery, tuning, and operational troubleshooting activities.
System Administrator
AGS Transact Technologies Limited · Kolkata · Jan 2020–May 2022
Supported Linux-based retail systems, monitoring, MySQL administration, and technical support workflows.
- Managed Linux-based system availability and performance support.
- Implemented Zabbix-based system and application monitoring.
- Administered MySQL for retail applications.
- Supported POS-system operations and ticket workflows through ServiceNow.
Selected Engineering Evidence
- Public implementation record: Production MCP Application Deployment — a public implementation record; not presented as employer work.
- Engineering Labs: documented monitoring, Kubernetes delivery, and Nginx load-balancing labs.
- Technical writing: Linux, Kubernetes, and Nginx operational guidance.
- GitHub: https://github.com/707751/krstack-engineering
Education
Bachelor of Computer Applications (BCA) — Chatrapati Sahu Ji Maharaj University · Dec 2018
Certifications
- Master Program in DevOps Engineering — Simplilearn · May 2024
- Hardware and Networking Plus Cloud v2 (RedHat) — Jetking · Dec 2019
Languages
English · Hindi