Software Engineering

Tax API: Country-Based Rates and Checkout Snapshots

Make tax a first-class part of the backend. You'll add a tax rates configuration API, allow carts to pick a tax country, and ensure checkout snapshots tax details onto orders so historical totals remain stable even when rates change.

PostgreSQL

Remix

TypeScript

See path

3 lessons

12 practices

2 hours

Course details

Tax Rates Configuration

Preview

Review the repository, service, and resource routes for tax rates

Implement repository queries for tax rates

Implement validation and service functions for tax rates

Implement loader/action handlers for tax rates

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Francisco Aguilar Meléndez

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From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

Tax API: Country-Based Rates and Checkout Snapshots

Course details

Unit 14 practices32 min

Unit 24 practices32 min

Unit 34 practices32 min

Turn screen time into skills time

Join the 1M+ learners on CodeSignal

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From our community