ASHISH

Senior Software Engineer - OCT 2020 Onwards Company: Samsung SDS Location:Gurugram

● Configuration,provisioning and management of EC2 instances for samsung’s chatbot application.

● Supporting samsung’s chatbot application for India, USA, Canada, Australia, UK and ireland for high availability.

● Troubleshoot and fix linux servers via performance tuning, managing disk partiions,log partitions,log rotations,archiving,CPU,Memory and health checks for the servers.

● Taking DB backups and application logs backup to S3.

● Working knowledge on AWS ELB and Autoscaling. Techops Engineer(NOC )- FEB-2018 to July-2020 Company: One97 Communications Ltd (Paytm) Location: Noida Roles and Responsibilities

● Configuration management , provisioning and patching of server using ansible.

● Creating roles in ansible and encrypting/decrypting playbooks using ansible vault.

● Maintaining host inventory file and Documentations.

● Experience with logical volume management (LVM) partition creating and extension as requirement arises .

● Perform and manage system backups and replications through local RHEL tools (e.g. tarball, gzip, dd etc.)

● Managing, installing, and, upgrading software packages using YUM and RPM and creating YUM repository files for offline servers.

● Install, administer and troubleshoot NFS, DNS, and FTP servers .

● Implementation and Integration of NTP for time synchronization (ntp and chronyd) .

● Everyday use of filters and text processing commands (cut, sort, grep, awk, uniq, wc) .

●Install, configure and manage Apache (HTTPD) on Linux production servers .

● System management using commands (top, du,vmstat,free, top, df, dmesg, iostat, netstat, lsof , ps, bg, fg, fdisk, fstab, mount,dd, touch, mkdir, pwd, chmod, passwd, useradd, groupadd, chgrp ).

● File and directories permission management using ACL.

● Setup aliases for ease of management.

● Manage OS network (ping, ssh, scp, rsync, curl, ifup, ifdown ifconfig, netstat, tcpdump, networking config files).

● Troubleshoot and fix performance issues in our AWS/Linux infrastructure stack.

● Knowledge of AWS infrastructure based on EC2 Autoscaling groups, Launch configuration & ELB.

● Creation of Containers and building of images using Dockerfile.

● Troubleshoot and fix linux servers performance tuning, managing disk partiions,log partitions,log rotations,archiving,CPU,Memory and health checks for the servers.

● Every task would be done on post JIRA approval.

● Installation, upgradation and maintaining web servers such as apache, tomcat and NGINX as per requirements.

● Monitoring of Infrastructure servers using Zabbix,Kibana,Icinga,Datadog and pagerduty.

● Knowledge of Kubernetes to orchestrate the deployment, scaling and management of Pods.

● Writing Dockerfile.