Devops Engineer Ci Cd

ASAD ALI KHAN

*********@*****.*** 505-***-**** linkedin.com/in/asad-ali-khan-a01326187/

EDUCATION

Sir Syed University of Engineering and Technology, Karachi, Pakistan Dec 2016 BS in Computer Science

TECHNICAL SKILLS

Linux, RHCSA, UBUNTU, NGINX, Apache2, HA proxy, Tomcat, Docker, LXC, LXD, Kubernetes, AWS, EC2, RDS, ECS, EKS, IAM, S3, VPC, ELB, Route53, Cloud Front, Cloud Watch, AWS Code Deploy, Terraform, Jenkins, GitHub Actions, CI/CD, Zabbix, Bash, Python, Infra Monitoring & Reliability, Observability, Jira, Confluence, Bit Bucket EXPERIENCE

Careem (Uber Inc.) Jun 2022 – Aug 2023

Site Reliability Engineer

Managing 20+ AWS accounts access and providing support related to these accounts

Collaborated with development teams to ensure proper release engineering practices are followed

Implemented automation tools to increase efficiency in deployment processes

Migration of on premises applications to EKS and managing its operation and troubleshooting issues

Created automated scripts for software deployments and configuration management tasks

Created a dashboard to pin point unused EC2 instances and EBS on AWS to reduce the cost almost saved $50K

Implemented target tracking policies on ASG groups to reduce the cost increased by inaccurate policies almost saved $20K

To automate the service whitelisting process at peak lockout time used GitHub actions to make the process easy

Infra monitoring using custom alerts with combination of Prometheus & Grafana

Administered Splunk formerly known as VictorOps for the on call management Bykea Aug 2021 – Jun 2022

DevOps Engineer

Managing dev, staging and production environments running on micro services on AWS and Azure

Using Docker and Docker compose for fast provisioning of local and staging environments

Bash scripting to automate and provision the stage environment on one click using Terraform modules

Jenkins for CI/CD pipelines

Using Kubernetes on production for a tolerant and scalable environment

Configured, managed, and monitored cloud-based services such as AWS EC2, S3, EBS, ELB, RDS using Terraform

Implemented systems automation using scripting languages like Python and Bash

Coordinated with other teams for successful rollouts of new features or bug fixes

Mentored and trained engineers to improve processes companywide Integrity Technologies May 2020 – Aug 2021

DevOps Engineer

Worked in a core DevOps team of a startup building a WordPress based hosting solution from scratch named BionicWP

Create an Infrastructure plan from zero which is resilient and reliable to host a huge amount of traffic.

Using GCP cloud platform (VMinstances, Load balancing, storage, firewalls, GcloudSDK)

Ansible playbooks for pushing version upgrades and for pushing bug fixes to the whole running environment

Configured Nginx with FastCGI caching using GZIP and Brotli compression modules for better page speed score

Nginx as reverse proxy and rate limiting also applied for malicious bots

Configured Zabbix, Monit and Cloud Watch for monitoring of infrastructure and logs aggregation

Deployed AWS Code Deploy blue/green deployment integrated with auto scaling group

Introduced Fail2ban to mitigate XMLRPC.php attacks and wp-login.php POST attacks.

Conducted workshops with GCP team to migrate infra from AWS to GCP

Trained the new engineers on how to resolve the platform issues reported by customers.

Conduct trainings on new releases and functionalities introduced to platform Centric Source Sep 2019 – Apr 2020

DevOps Engineer

Managing AWS Cloud infrastructure (EC2, S3, Lambda, EBS, IAM, Cloud Front) CentOS and Ubuntu server management.

Mongo dB and MySQL database administration and backup

WordPress, Magento deployment and migration

Configured Nginx, Apache2, PHP-FPM web servers

Used Atlassian suite like Jira, Confluence and Bit bucket

Using OKTA as SSO (Single Sign On) Platform

Configured ELK stack (Elasticsearch, Logstash and Kibana) for server's log aggregation and monitoring Qordata Apr 2017 – Sep 2019

System & Network Engineer

Implementation of open source PFsense and Fortinet (NGFW) firewall

Resolve network and system related issues

Daily backup of Infrastructure using Veeam backup and replication.

Configured windows server 2019, 2016 and its roles & features

Configure VOIP server (Free PBX system)

Install, configured and managing ESXI 5.5 servers and VCenter

Installation and management of Jira and Confluence servers

Configuring and managing RAID 50

Office 365 Enterprise administration

Managing AWS EC2 instances and using S3 for data backups and managing FTP servers CERTIFICATIONS

CKA (Certified Kubernetes Administrator)

RHCSA (Red Hat Certified System Administrator)

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