nukaso.com

devops automation with security

กทม, Thailand

Company

2-5 Employees

Contact

ABOUT

11.6 years of progressive IT experience in Devops. Currently Working as Principle Devops Engineer. Worked in Highly Tough Environment of Financial, e-commerce, Network and media. Automating and writing API or script on Python, Bash and Ruby. Worked on automation like terraform, spinnaker, packer, consul, chef, puppet, jenkins, ansible. In depth knowledge on operating system and networking. Worked with multi cloud like AWS, Openstack, GCE, GKE, EKS, ECS, rackspace, azure, Vmware, Kubernetes. Worked on different monitoring tools like nagios, zabbix, graphite, new relic, ELK, scalyar. Worked on Large Volume of servers approx. 2000 of servers. Designed and created HA infrastructure for different product. Self-starter attitude. 24/7 on-call availability and mobility. Keep abreast of current technology. Strong inter- personal skills and technical acumen. Work well under pressure either with minimal supervision or in a team. Able to Handle team

LANGUAGES

English

Native or bilingual proficiency

SKILL DETAILS

Technology

368 ILS / hr

UNIX, Linux

Amazon EC2 - Elastic Compute Cloud

design and automation with terraform ansible with best security practice

Amazon S3 - Simple Storage Service

automation and policy with terraform

Amazon RDS - Relational Database Service

designing sharding and automation with terraform

Apache, Tomcat, JBoss

automation via ansible chef puppet salt with monitoring and failover

Configuration Management

chef puppet ansible saltstack

IIS

best practice and automation

Nginx

as a proxy and as web server with automation with ansible and different header usage

Windows Azure

design and automation with terraform

JSON

use with scripting

Atlassian

Redis

DevOps

Docker

Jenkins

Amazon Web Services (AWS)

Software & Programming

368 ILS / hr

Scripting

bash python proficient

DB - MySQL

sharding, failover, DR, automation with terraform and ansible

DB - PostgreSQL

DB - MSSQL, SQL Server

Python

writing scripts

DB - HBase, Hadoop

design and automate with monitoring
kafka - hadoop - spark

DB - Cassandra

cluster automation with monitoring and failover with disaster recovery

DB - MongoDB

design automation with failover and monitoring

DB - NoSQL

EMPLOYMENT HISTORY

February 2019 - February 2020

principle devops engineer

teamviewer gmbh goppingen

• Creating automated deployment framework with Spinnaker
• Making all the static infra like network db as automated with terraform
• automated clearing of snapshots and AMI artifacts
• Move every product to use immutable deployments with image baking
• Adding spot instances to reduce costs and do daily cost optimization by
reserved instance or making kubernetes cluster
• making every secret to be created and implemented by KMS secret service
• Do weekly security tests on infra to find out any loopholes

February 2017 - January 2019

lead devops engineer

cleartax.in

• Creating automated deployment framework with Spinnaker
• Making all the static infra like network db as automated with terraform
• automated clearing of snapshots and AMI artifacts
• Move every product to use immutable deployments with image baking
• Adding spot instances to reduce costs and do daily cost optimization by
reserved instance or making kubernetes cluster
• making every secret to be created and implemented by KMS secret service
• Do weekly security tests on infra to find out any loopholes

May 2014 - January 2017

senior devops engineer

kurtosys

Managing infrastructure through puppet and writing different custom puppet modules.
• Automating big jobs like aws, zabbix sync through python code.
• Automation of aws instance creation with Jenkins and puppet
• Writing scripts on bash and python to automate.
• Writing Jenkins build and managing through puppet.
• Defining deployment strategies in different environments
• Automation of migration from aws to openstack and vice versa
• Automation of aws through cloud formation template.
• Multi cloud deployment by spinnaker as immutable images or with
terraform templates
• Hardening and automating patching of servers
• Writing ansible playbook to create AWS infra plus operations via rundeck and deploying applications via ansible.

May 2013 - May 2014

senior devops engineer

aruba network

• Designing and creating Infrastructure on various clouds like ec2 rackspace softlayer.
• Managing the infrastructure with automation tool like chef and ansible.
• Automating different jobs and taking data through shell, php scripting.
• Implementing different monitoring tools like graphite, nagios, newrelic
and some scripts on the infrastructure.
• Managing backups of OS through rsync and database backups.
• Implementing different designs for database like mysql, pgsql for failover.
• Analyzing system performance and optimizing it accordingly.
• Managing the continuous integration of code through Jenkins and
managing the code through github
• Designed and created DEV and QA infrastructure with openstack.

January 2012 - May 2013

senior devops engineer

jabong.com

Responsible for configuration, troubleshooting, management and optimization of servers.
• Configuration and deployment of servers through puppet.
• Writing puppet configuration modules and templates for different application like nginx, apache, php, tomcat, solr etc.
• Creation of all type of virtual servers on nginx or on apache like name based and port based.
• Monitoring of all servers through Nagios, Icinga and New relic and configuration of different services and urls to monitored.
• Analyzing servers statistics for Load, CPU, Memory utilization and request handler through Munin and New Relic.
• Configuration of ssl off Loading, i rules and Setup of LB methods on F5 and Citrix netscaler Load Balancer.
• Automation of jobs through writing scripts and Cron for Log management, Mysql replication, Backup of data.
• Maintaining Code versioning through subversion like merging, commiting and deploying application through svn export.
• Mysql Replication and Troubleshooting of mysql servers.
• Configuration of mysql servers like innodb size, mysql /tmp directory etc.
• Optimization of servers on applications side like nginx, apache and on
servers side like tuning swap, cpu and threads.
• Configuration of Middleware servers like tomcat, solr, Php-fpm etc.
• Writing apache and nginx rewrite rules to redirect and rewrite urls

September 2009 - January 2012

senior system engineer

NTT data

Providing L2 support, troubleshooting and Configuration for Morgan Stanley Servers.
• Configuration and troubleshooting of F5 Load Balancers like configuring the services, monitor, pool, making a LB method for the virtuals created.
• Configuration and troubleshooting of Apache servers like configuring apache web servers and installing modjk client for tomcat. Troubleshooting the problem with apache by looking into modjk and httpsd.error logs. Installing siteminder agent for the apache if required. Optimization of apache by removing unused modules,
• Configuration and troubleshooting of Tomcat servers like configuring the memory for tomcat i.e. perm size(xmx and xms), setting secfile, setting logs, installing the java version to be used. Troubleshooting by checking gc.out, tomcat.log and application logs.
• Resolving space issues in Production boxes, handling outages and zipp of logs.
• Siteminder website authentication tools configuration. Creating realms and webserver agent and deploying the same to the webserver.
• Performance monitoring of the servers like loads, disk space, automation of jobs, checking completion of jobs.

August 2008 - August 2009

system engineer

e4e business solution

• Monitor servers like apache, mysql, dns, e-mail servers, and their server issue like ping down, space issues, email relaying issues through nagios, hpovo and through ping script.
• Moving logs to datacenters of the clients on weekly basis.
• Doing L1 stuff such as clearing the disk issues, restart tomcat as it goes out of memory, checking errors, rebooting of servers, restarting servers.
• Interacting with client for any higher level of escalation to get the issue resolved.
• Monitoring network issues like high availability of links, link down, switch down or router down and resolve the issue up to L1 level.