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Serverless Tag

Invoke AWS Lambda from AWS Step Functions with Terraform

Terraform Terraform is an open-source infrastructure as a code software tool. It allows building, changing, and versioning the infrastructure. Terraform uses a declarative approach to define the infrastructure. Users will define the end infrastructure that they want and terraform will do the rest of the thing to have that infrastructure. Terraform allows its users to define and describe the infrastructure using a declarative configuration language known as HCL or HashiCorp Configuration Language. When the end infrastructure is defined terraform...

Customizing Cognito verification emails with HTML using AWS Lambda

This has become very common to use AWS Cognito as an authentication system in modern days. Using Cognito, when a user signs up or gets an invitation from another user, he gets an email with password and verification codes. But the email is in simple plain text. But we can easily configure a lambda function that can customize and beautify this email according to our needs. To configure the lambda, first, we have to understand the...

Automate python libraries deployment at AWS Lambda layer from Pipfile with Terraform

AWS Lambda, a part of Amazon Web Services (AWS) is a serverless computing service that works as FaaS (Function as a Service). A FaaS is a service which provides users to develop and manage application service without thinking about infrastructure. Terraform is an Infrastructure as Code (IaC) tool which is developed by Hasi Corp to manage resources of cloud services like AWS, Google Cloud, Azure, etc. It is open-source and developed by golang. It is always challenging to zip the codes and upload them...

Demystifying cron job through AWS lambda in Serverless

Some services like video upload to social media like Facebook, YouTube, etc via API need some time to process the request as it takes time to finish the processing of a video by Facebook or YouTube. At Craftsmen, for one of our customers we have a service API where users can send us requests with a video URL, and in which social media platform the video should be uploaded, our API will upload the video to...

Using AWS Services from different regions using Serverless Architecture

AWS comes with a bunch of cool services and most of the time not all the services are available in all the regions. At Craftsmen, while providing premium R&D services to our customers across the globe we encountered situations like this where our customers want to have services in certain regions where not all the services are available but they would like to use those services. In this article, I shall discuss the solutions with appropriate...

Detecting Faces from Videos using Rekognition in Serverless Architecture

With the rise of Artificial Intelligence and Cognitive Services, it's now pretty easy to achieve things we used to hear as fairy tales or as science fiction in childhood. In a just matter of 10 years, we have seen servers shifting their places from delicate server rooms to clouds and now things are getting popular around serverless architecture. The software engineers of my company Craftsmen always work with bleeding-edge technologies like this. In this article, I am going to...