pgossa

I am a Devops
I love servers
I love discovering new tools
I love trying new technologies
I love open source

pgossa

DevOps Engineer at Antaes

I am a computer scientist engineer passionate about DevOps approach and automation. I spend most of my free time working on personal projects, using new technologies and tools. I really like automation and home automation so basically working hours to spare some minutes.

Team Work

Automation

Support

Skills

Kubernetes

Capable of deploying, managing application on Kubernetes. Experienced in writing Kubernetes controllers for CRDs.

Docker

Write most of the programs as dockerized container. Experienced with multi-stage, multi-arch build process.

Prometheus

Capable of setup, configure Prometheus metrics. Experienced with AlertManager. Also, experienced with Grafana.

Linux

Using as the main operating system. Capable of writing bash/shell scripts.

Git

Experienced with git-based development. Mostly, use Github. Also, have experience in working with GitLab.

Go Development

Using as the main language for professional development. Capable of writing scalable, testable, and maintainable program.

Experiences

Example Co.

Nov 2017 - Present

Dhaka Branch

Example Co. is a widely recognized company for cloud-native development. It builds tools for Kubernetes.

Senior Software Engineer

Nov 2019 - Present

Responsibilities:

Design and develop XYZ tool for ABC task
Design, develop and manage disaster recovery tool Xtool that backup Kubernetes volumes, databases, and cluster’s resource definition.
Lead backend team.

Junior Software Engineer

Nov 2017 - Oct 2019

Responsibilities:

Implement and test xyz feature for abc tool.
Support client for abc tool.
Learn k,d,w technology for xyz.

PreExample Co.

March 2016 - May 2017

Nowhere

PreExample Co. is a gateway company to enter into Example co. So, nothing special here.

Software Engineer

March 2016 - May 2017

Responsibilities:

Write lots of example codes.
Read lots of examples.
See lots of example videos.

Intern Counting Company (ICC).

Jun 2015 - Jan 2016

Intern Land

Intern counting Company (ICC) is responsible for counting worldwide intern Engineers.

Intern

Jun 2015 - Jan 2016

Responsibilities:

Count lost of interns.
Count more interns.
Count me as an intern.

Projects

Kubernetes

Contributor March 2018 - Present

Production-Grade Container Scheduling and Management.

professional kubernetes cloud

Tensorflow

Developer Jun 2018 - Present

An Open Source Machine Learning Framework for Everyone.

professional machine-learning

A sample academic paper

Team Lead Jan 2017 - Nov 2017

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academic iot

Details

Nocode

Nothing Oct 2019 - Dec 2019

The best way to write secure and reliable applications. Write nothing; deploy nowhere.

hobby fun

Toha

Owner Jun 2019 - Present

A Hugo theme for personal portfolio.

hobby hugo theme professional

Recent Posts

Spoiler: Terraform

Terraform - How to TODO: Intro fun Table of contents Quick Overview TODO: Few words about Terraform -> avoid proprietary tools (ex AWS cloudformation) for better versatility IAC Family Within the Infrastructure as Code (IAC) family, there are numerous tools, each serving specific purposes. These tools can generally be categorized into two main groups: While most tools are versatile and can handle both roles, it is recommended to use the appropriate tool for the specific task at hand, as it can streamline processes and ensure better outcomes. Thus, it is common to use one tool from each category together.

Tuesday, August 22, 2023 | 1 minute Read

AWS CPP Sumup

IAM Users: mapped to physical user Groups: contains users only Policies: JSON outlines permission user/group Roles: for AWS services Audit: IAM credentials reports & IAM Access advisor Access Keys: key to use CLI or SDK AWS CLI: manage AWS services via command-line AWS SDK: manage AWS services via programming language EC2 Instance: AMI(OS) + Instance size + Storage + Security groups + User Data Security groups: Firewall attached to instance User data: Script launched at the FIRST start of the instance Instance role: link to IAM roles Purchasing options: On demand, Spot, Reserved(Standard, Convertible, Scheduled, Capacity), Dedicated host, Dedicated instance

Monday, December 19, 2022 | 7 minutes Read

AWS CPP Full

This article aims to sum up the basis of AWS needed for the CPP certification. Also this is more like a revision sheets than a course or something. Cloud Cloud models 3 cloud models: Private cloud: Not exposed to public, complete control, security Public cloud: Owned and operated by third party cloud service Hybrid cloud: Some server on premise, extend rest to public cloud, control over sensitive assets, flexibility / cost efficient Cloud advantage Pay On-Demand, Reduced Total Cost of Ownership (TCO) and Operational Expense (OPEX) -> Pay as you go Economies of scale, reduced prices -> More efficient large scale Scale based on actual measured usage -> Ability to scale out/in Increase agility (speed) -> High availability No maintenance cost Global in minutes Cloud types On premise / on site IaaS (Infrastructure as a service) PaaS (Platform as a service) SaaS (Software as a service) AWS Infrastructure Regions -> Availability zones (AZ) -> data centers (1 or more, discrete) Points of presence (edge locations) -> Available through certain services AWS Infrastructure website Shared responsibility AWS and user share responsibility on different layer:

Monday, December 19, 2022 | 28 minutes Read