• AWS Lambda with Serverless Framework and Java/Maven - Part 1

    Serverless is a node.js based framework that makes creating, deploying, and managing serverless functions a breeze. We will use AWS as our FaaS (Function-as-a-Service) provider, although Serverless supports IBM OpenWhisk and Microsoft Azure as well.

    In this tutorial, we will create and deploy a java-maven based AWS Lambda function. In Part-1 we will not modify any code, or even look at the generated code. We will focus on the deployment and the command line interface to manage lambda, provided out of the box by serverless framework.

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  • Notes from AWS Lambda Deep Dive Webinar

    I’ve put together my notes from the AWS webinar, which can be seen here.

    Lambda is the key enabler and a core AWS component for serverless computing. Lets you run the code you want, without worrying about the underlying infrastructure and provisioning. It is also cost efficient, as there are no instances that are in running state but idle. Lambda handles scaling up and scaling down as needed, transparently to the customer.

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  • AWS Training at Marqeta : SQS Lab

    This post is the handout for the SQS Lab I ran as a part of hands-on AWS training to the Engineering + DevOps team at Marqeta.

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  • AWS Primer and Quickstart Presentation

    Slides from my introductory talk on AWS at Marqeta.

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  • Balanced Brackets

    Here is the problem statement. Print YES if the brackets in a given string are balanced, else print NO. Here is my O(N) submission to the challenge.

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