Archive for category: Shopify Interview Questions

Absolutely! Shopify takes security seriously, given that it’s a platform handling thousands of online stores, sensitive customer data, and payment information. Here’s a breakdown of how Shopify manages security for its users:

1. PCI Compliance

Shopify is Level 1 PCI DSS compliant, which is the highest level of compliance. This means:

• They securely handle cardholder data.

• You, as a merchant, don’t need to worry about setting up your own PCI compliance if you use Shopify Payments or their checkout.

2. SSL Certificates

Every Shopify store gets a free SSL certificate:

• Encrypts all data transferred between your site and your customers.

• Ensures secure checkout and protects sensitive information (like credit card numbers and login credentials).

3. Secure Infrastructure

Shopify runs on a highly secure, cloud-based infrastructure:

• Hosted on globally distributed servers (via Google Cloud or similar providers).

• Firewalls and intrusion detection systems monitor and protect the network.

• They implement least privilege principles for access internally.

4. App and Theme Review

Shopify has:

• A strict app review process before an app is listed in the Shopify App Store.

• A theme store review process to ensure themes are safe and meet coding standards.

5. Continuous Monitoring

• Shopify employs a dedicated security team that monitors systems 24/7.

• They use automated tools and threat detection systems.

• They actively scan for vulnerabilities and patch them quickly.

6. Account Security Features

• Two-Factor Authentication (2FA) for store admin accounts.

• Options to manage staff permissions and access levels.

• Alerts for suspicious login activity.

7. Payment Security

• If using Shopify Payments, all transactions are protected and compliant.

• Third-party payment providers must also be PCI compliant.

8. Bug Bounty Program

Shopify runs a bug bounty program on HackerOne, inviting ethical hackers to find vulnerabilities and report them for rewards.

 TL;DR

Shopify handles security across multiple layers: infrastructure, application, data encryption, and user access. They aim to make it as hands-off for store owners as possible, while still providing robust tools and protections.

Liquid templates are the backbone of theming in Shopify, a popular e-commerce platform. Here’s a clear breakdown of what they are and how they’re used:

What is Liquid?

Liquid is an open-source template language created by Shopify. It’s designed to load dynamic content on web pages in a safe and readable way.

Think of it as the glue between HTML and your Shopify store’s dynamic data (like product names, prices, collections, etc.).

How Liquid Works in Shopify

In Shopify, your store’s theme is made up of template files written in a mix of:

• HTML: For structure

• CSS/JS: For styling and interactivity

• Liquid: For inserting dynamic content

Key Features of Liquid

• Objects: Pull data from your Shopify store. Example:

  liquid

  {{ product.title }}

• Tags: Logic and flow control (if/else, for loops, etc.).

  liquid

  {% if product.available %}
In stock!
{% endif %}

• Filters: Modify output. Example:

  liquid

  {{ product.price | money }}

Where Liquid is Used in Shopify

1. Theme Templates: Pages like product.liquid, collection.liquid, cart.liquid, etc.

2. Snippets: Reusable components (product-card.liquid).

3. Sections: Modular and editable blocks (featured-products.liquid).

4. Email templates: For order confirmation, shipping updates, etc.

 Example Use Case

Here’s a snippet of a product.liquid template:

Why It Matters

• Allows customization of Shopify storefronts.

• Provides access to store data (like products, customers, orders).

• Enables developers and merchants to create dynamic, personalized experiences.

bsolutely! A typical Shopify theme is made up of a specific file structure that organizes all the code and assets needed to define how a Shopify store looks and behaves. Here’s a breakdown of the main parts of a Shopify theme:

Root Theme Structure

Key Folders & Files

1. assets/

• Contains images, JavaScript, CSS (or SCSS), and other static files.

• These are accessible via URLs and often referenced in templates and sections.

• Example files: theme.css, theme.js, logo.png

2. config/

• Holds theme settings and customizations.

• Main files:

  • settings_schema.json: Defines the settings available in the theme editor (e.g., colors, fonts).

  • settings_data.json: Stores actual settings values saved by the merchant (auto-generated).

3. layout/

• Contains layout templates that wrap around your content.

• Most important file:

  • theme.liquid: The main layout file loaded on every page.

4. locales/

• Contains translations for multilingual stores.

• Files are in JSON format.

• Example: en.default.json, fr.json

5. sections/

• Reusable and customizable page components (especially in Online Store 2.0).

• Merchants can add/move sections via the theme editor.

• Example: hero.liquid, featured-products.liquid

6. snippets/

• Small, reusable chunks of Liquid code.

• Often used inside sections and templates.

• Example: product-card.liquid, price.liquid

7. templates/

• Define the layout for different types of pages (product, collection, etc.).

• Example files:

  • index.liquid → homepage

  • product.liquid → product pages

  • collection.liquid, cart.liquid

8. customers/

• Templates specific to customer account pages.

• Example: login.liquid, register.liquid, account.liquid

9. checkout/ (Shopify Plus only)

• Customizable files for the checkout experience (limited access).

Important File: theme.liquid

This is the base layout. Think of it like the HTML skeleton that includes the <head>, site-wide headers/footers, and the {% content_for_layout %} tag that loads the specific page’s content.

Shopify’s Templating Language: Liquid

All .liquid files use Liquid, Shopify’s templating language. It allows you to embed dynamic content using tags like:

If you’re working on a Shopify theme, tools like Shopify CLI and the Dawn theme (Shopify’s reference theme) are very helpful.