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Hello, I'm

Jonathan Weyermann,

web developer

I'm a seasoned full-stack developer with seven years of professional experience specializing in the design and implementation of complex, scalable web applications. I also share insights on web and personal development through my blog. Feel free to explore my Work and Resume for more details.

AMA Online Account

Ruby on Rails PostgreSQL HTML/SASS JQuery CoffeeScript

Driver Education

Ruby on Rails Postgresql CoffeeScript jQuery Microsoft CRM Moodle

AMA Insurance Quote

Ruby on Rails CoffeeScript/JQuery HTML5/SASS PostgreSQL Guidewire 

Recursive Todo App

React JS AWS Amplify AWS Cognito AppSync DynamoDB

PDF 2 JPG Converter

ReactJS Amplify NodeJS Serverless S3/Cloudfront

AMA Practice Exam Android/IOS

React Native Serverless AWS Lambda (Node JS) Appsync DynamoDB

Road Reports

Ruby on Rails CoffeeScript Postgresql Handlebars CSS/HTML

Agent Shopping Cart

React JS AWS Amplify AWS Cognito AppSync DynamoDB PureCloud

Quiz Trainer Ruby App

Ruby on Rails HTML/SASS

Latest blog posts

Creating a PDF conversion tool using Serverless and Amplify - Part 3 - Serverless PDF Processing Lambda

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JonthumbPosted by Jonathan Weyermann on December 6, 2019 at 12:12 AM

This is part 3 of the PDF2JPG Conversion app - part 2 can be found here. 

For this part of the project we will build a lambda that automatically processes uploaded pdfs. It first takes the pdf and turns each page into a jpg and eventually als...

Creating a PDF conversion tool using Serverless and Amplify - Part 2 - more React Components

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JonthumbPosted by Jonathan Weyermann on December 6, 2019 at 12:12 AM

Here are there additional react components I never mentioned in Part 1 of this tutorial

<Image />

This represents a container for one of the up to  8 images being displayed on the screen at one time. On ...

Creating a PDF conversion tool using Serverless and Amplify - Part 1 - React App

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JonthumbPosted by Jonathan Weyermann on December 5, 2019 at 12:12 AM

One of the easiest ways of creating a React app and actually deploying it is to use AWS Amplify. Amplify provides easy hooks into AWS services like Cognito (for authentication) and GraphQL (for database access). For this basic version of the application though, I'll be limiting its use to the api gateway/lambda functionality and easy deployments to s3 and cloudfront it provides.

Th...

Rails page caching for improved performance

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JonthumbPosted by Jonathan Weyermann on January 30, 2018 at 12:01 AM

In order to reduce the load on your server and allow more concurrent users to hit your website, you may use caching. There are many types of caching in Ruby on Rails, some of which are discussed in the guides. Some require the use of a dedicated caching service such as AWS's Elasticache (memcache or redis). The minimum c...

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