Kelvin Mwinuka articles - 21 total
EchoVault: Embeddable Redis Alternative in Go
I started working on an open-source project about a year ago to build an embeddable alternative to...
Social Login With Cognito and NextAuth
AWS Cognito user pools allow you to manage your app's within the AWS ecosystem. It provides all the...
Web Sockets with API Gateway and AWS Lambda
AWS offers an easy way to work with web sockets through the WebSockets API in API Gateway. This...
Google Login on AWS Cognito Without Hosted UI (Work-around)
I've previously written an article about basic username/password authentication with AWS Cognito....
Deploy Cognito Triggers Using Serverless Framework
Recently, I posted an article about pre signup triggers for AWS Cognito user pools. The article went...
Pre Signup Validation on AWS Cognito
In the last article, we leveraged AWS Cognito to handle user authentication in our application. There...
Basic Authentication with AWS Cognito & NextJS
I’ve written quite a few articles about authentication before. This is yet another user auth...
Python Lambda Functions
Python lambda functions are an invaluable feature. One of the benefits of using Python is that it fac...
Python Higher-Order Functions
A higher-order function is one that either takes a function as an argument or returns a function (or...
Testing React App With Jest & Puppeteer
So you've created your react application and now you have to write end-to-end tests in order to make...
Setting Up Redux in React
Setting up redux in your react application can be confusing, but it doesn't have to be. In this artic...
How To Set Up Cronjobs on MacOS
Cron is a software utility that allows us to schedule tasks (cronjobs) to run periodically, at fixed...
How to Optimise React with useMemo and React.memo
There comes a time when we have to worry about more than just making sure our applications work, but...
How to Manage React State with useReducer
React offers many ways to manage state. I have previously written about one such method, using redux....
Easy Workbox Integration with create-react-app
Recently, I was in a situation that required workbox integration for background sync in an...
How to Verify Users in ExpressJS
If you're building an application, you likely want a lot of users on your platform. However, you don'...
How to Handle Password Reset in ExpressJS
No authentication system is complete without a password reset feature. I would personally never ship...
How to Create Registration & Authentication with Express & PassportJS
In this article, I'm going to demonstrate how to build a user registration and authentication system...
How To Set Up Mongoose With ExpressJS
In the previous article, I demonstrated how to set up Nunjucks template engine in your express projec...
How to Set Up Nunjucks with ExpressJS
When building a web app without a dedicated front-end framework like ReactJS, Templating engines (e.g...
Periodically Pull Financial Data With Python and Cron
Whenever I have a task that needs automation, python is my goto language. This is due to its simplici...