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What is AWS and Why is it Used? A Beginner’s Guide with Real Examples

 Amazon’s cloud computing division, Amazon Web Services (AWS), will remain a powerful entity in the global cloud infrastructure market by 2025, holding a remarkable 30% market share. With a comprehensive portfolio of over 200 full-featured services, from compute and storage to databases and machine learning, AWS delivers scalable and reliable solutions that can be accessed from almost anywhere in the world.  Currently serving customers in over 190 countries, AWS provides services to a wide range of customers, including startups, large enterprises, academic institutions, and government agencies. Major companies such as Airtel, Netflix, Twitch, Paytm, LinkedIn, and Adobe are notable users of AWS Services. 

Discover how OpsTree enabled a 27% AWS cost reduction for a leading Indian fintech platform by optimizing their database infrastructure. Serving over 50 million users with digital wallets, bill payments, and mobile recharges, the client needed scalable yet cost-effective solutions. Our strategic intervention streamlined resource usage without compromising performance. 

What is Amazon Web Service (AWS)? 

Amazon Web Services (AWS) is a robust cloud computing platform provided by Amazon. It provides a wide range of on-demand services, including computing power, storage, and databases, helping businesses scale and manage their IT resources efficiently. Key services include EC2 for virtual servers, S3 for scalable storage solutions, RDS for managed databases, and Lambda for serverless computing. By leveraging AWS, companies can cut infrastructure costs, increase flexibility, and easily deploy applications globally. 

What is Cloud Computing? 

Cloud computing providers a flexible way to access IT resources online, so you pay only for what you use. Instead of investing in and managing physical data centers and servers, you can leverage technology services – such as computing power, storage, and databases – from providers such as AWS whenever you need them. 

[ Good Read: How Security-First CI/CD Pipelines Help Mitigate Business Risk ]

Types of Cloud Computing 

There are three primary categories of cloud computing: Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS). Each tier offers different levels of control, flexibility, and management, allowing you to choose the services that best suit your specific needs. 

Software as a Service (SaaS) 

SaaS provides a fully managed product from the provider. Generally, when people mention SaaS, they are talking about end-user applications such as web-based email services. With SaaS, you don’t have to worry about maintenance or managing the underlying infrastructure; your focus can be entirely on how to use the software effectively.  

Platform as a Service (PaaS) 

PaaS simplifies your operations by taking care of the underlying infrastructure – such as hardware and operating systems – so you can focus on deploying and managing your applications. This approach increases your efficiency as you no longer need to handle tasks such as resource acquisition, capacity planning, software maintenance or patching – basically all the monotonous but essential tasks of running your application. 

Infrastructure as a Service (IaaS) 

IaaS serves as the foundational layer for cloud computing. It provides the necessary access to networking capabilities, virtual machines or dedicated hardware, and data storage solutions. With IaaS, you gain immense flexibility and control over your IT resources, making it familiar territory for many IT departments and developers. 

You can check more info about: How Does AWS Work?.


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