Meidi Airouche's blog

A journey from Virtual Machines (EC2) to Containers (EKS) and finally, to Function as a Service (Lambda). Why did we decided to go for "Serverless" FaaS ? Which steps we've gone through ? You'll learn everything in this topic ! Concepts First of all, we need to define the concepts we will talk about. If you are not familiar with Virtualization, Containers, or Serverless, let's explore them quickly : Virtualization : makes you able to create many virtual machines relying on one or many physical one(s). Then, you can dispatch the physical ressources over many VMs with a virtualization software relying on the physical hypervisor. A VM alone is not useful. You will have to install the operating system and all the softwares and patches required to make this VM being usable. Containers : is lightweight and standalone executable package of a software embedding everything needed to run an application, including code, runtime, libraries, settings... Containers relies on ...

  As an AWS Authorized Instructor, I've been training and coaching a lot of non technical people to go through this certification. This is quite a challenge to popularize some of the concepts but once done, anyone can achieve this certification with some few hours of work. In this post, I will explain you how to become an AWS certified Cloud Practitioner in 4 days ! First, let me introduce, according to me, who should get this certification and why ? The Cloud Practitioner certification is aimed at giving the very fundamental knowledge about AWS infrastructure, billing, core services... I would recommend this one for people who needs to know the big picture. For example, product managers, sales, business holders, C-Levels, HR teams... It can give you the right words for your commercial elevator pitch, knowledge for the SLA you could aim for, IT strategy, lead recruiting interview with AWS background etc... AWS Cloud Practitioner Certification Journey I maybe shouldn't call it a...

  Cloud Migration With the global workspace undergoing a digital revolution, Cloud has emerged as the priced alternative to on-premise physical servers. Organizations are gravitating towards hosting their applications and services on Cloud for high security, to function in terms of pay-per-use model and flexibility. Cloud migration  is known as moving applications and data from an on-premise server to a cloud infrastructure. This transition from legacy infrastructure to a cloud platform could be either a full transition or partial. Types of Cloud Migration Lift and Shift – This approach is fruitful for migrating apps and the data stored in it to the cloud platform without making any modifications or redesigning the app. Organizations prefer to lift and shift model to sustain and protect their business and process workflows and data present in the on-premises infrastructure. This model helps organizations take steps towards modernizing IT solutions and creating adaptable archi...

  You may have seen this badge on Linkedin or other people signature and you've maybe look for what it is and how to own it ? Let's answer your questions ! What is an AAI ? AAI stands for AWS Authorized Instructor. It means that you've been approved by AWS as an official trainer and benefit from their teaching materials. You've proven your pedagogy, your deep knowledge and your capacity to train people to obtain new certifications What is a champion AAI ? A champion AAI is an AWS Authorized Instructor owning at least 3 associate level, 1 professional level AWS certification and being recognized to train people to obtain each of them. What are the requirements to become an AAI ? Requirements You must find an AWS Training Partner sponsor to onboard the AAI process.  You must own the AWS Solution Architect Associate certification The AAI onboarding process First, you will have to go through 2 online courses with text and videos : 1 Instructor enablement about AWS Architec...

  How I passed the AWS Solution Architect Professional certification while working ? In my previous job, I was responsible of the AWS certification program and we released an AWS Journey to make people being certified in 4 to 6 weeks. Here is my advice to optimize the time spent and maximize your chances of success ! My AWS Journey : Professional process The main difference I observed in my training for this Professional level is the importance of the 2 first steps and the time spent in practice labs. This certification needs practical experience in addition to a strong knowledge. Cloud Academy - AWS Solution Architect Professional Learning Path First, of all you must acquire an important amount of knowledge about the AWS Cloud infrastructure and the many services it is proposing. I wanted to get a solid knowledge that's why i passed throught a lot of videos, even those I already seen in the Solution Architect Associate certification to consolidate. I also needed to have instructor...

  The AWS SysOps certification is one of the less difficult associate certification to achieve. It is aimed at making you able to build infrastructure in the AWS ecosystem. If you already have a Solution Architect Associate certification, you can achieve this one in few days. If it is your first certification, here is my path to the success ! My AWS Journey : SysOps Administrator path The two first steps are not mandatory but can be helpful if you can have access to those trainings & coachings. Cloud Academy - AWS SysOps Administrator Associate Learning Path After a quick overview, I choose   Cloud Academy   to prepare myself because even if the price is high (around 40$/month), they offer a strong learning path with comprehensive videos, practice labs, section tests and a final training exam. The learning path estimated time is around 39h but don't be afraid : there is only 8 video sections. The rest is mainly composed of labs that can be achieved very fast. Some of ...

  The AWS Developer certification is one of the less difficult associate certification to achieve. It is aimed at making you able to benefit from the main AWS Cloud services to build scalable and resilient applications. If you already have a Solution Architect Associate certification, you can achieve this one in few days. If it is your first certification, here is my path to the success ! My AWS Journey : Developer path The two first steps are not mandatory but can be helpful if you can have access to those trainings & coachings. Cloud Academy - AWS Developer Associate Learning Path After a quick overview, I choose   Cloud Academy   to prepare myself because even if the price is high (around 40$/month), they offer a strong learning path with comprehensive videos, practice labs, section tests and a final training exam. The learning path estimated time is around 42h but don't be afraid : there is only 12 video sections. The rest is mainly composed of labs that can be ac...