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Engineering deep dives.

Architecture, infrastructure, and implementation guides from the team building Pingram notification APIs.

Sec. 01Engineering

Engineering posts

Mar 11, 2025

Email Deliverability Best Practices to Avoid Spam Folder

A technical guide designed for software developers, including technical requirements and best practices ensuring product-to-user emails reach the inbox.

6 min read

Feb 21, 2025

Auth.js Email 2FA Implementation Guide | Code samples (2025)

This guide shows you how to implement email-based 2FA that's maintainable and secure.

9 min read

Feb 19, 2025

Auth.js Magic Link: Custom Email Provider + Code Samples (2025)

Learn how to use a custom email provider for sending Auth.js magic link emails. Step by step guide with code examples for Node.js, Next.js and TypeScript.

8 min read

Feb 11, 2025

Send Custom Notifications from Supabase - With Example (2025)

Send custom Email, SMS, In-App and other types of notifications from Supabase with one library. Including code example using TypeScript and Supabase Edge Functions.

12 min read

Feb 4, 2025

Courier Alternatives - Top 3 Competitors (With Comparisons)

In this article, we discuss three respectable alternatives to Courier as your 3rd party notification service to weigh against, along with a comparison table.

15 min read

Feb 4, 2025

Knock Alternative: Pingram - In-Depth Comparison (2025)

Pingram is a Knock alternative, with many differences in how they manage third-parties, notification workflows, pricing, and support. Learn more here!

5 min read

Aug 10, 2024

Hidden Scalability Bottlenecks In User Notifications

This article covers the not-so-obvious bottlenecks that cause scalability issues in the Notification Service of your software, along with easy-to-implement remedies.

10 min read

Jul 25, 2024

Building a Notification Service: Top Technical Mistakes

Sending product-to-user notifications looks easy. But this blog post lists software teams' critical technical mistakes when implementing their notification service.

12 min read

Jul 25, 2024

Notification Service Design | The Ultimate Guide with Diagrams

The essentials for designing a full-featured Notification System to send product-to-user notifications at scale for less. Compatible with AWS, Azure, and GCP.

22 min read

Jul 25, 2024

Serverless Notification Service Design in AWS - with diagrams

In this article, we design a fully Serverless Notification Service using AWS to send product-to-user notifications. Fully scalable, extensible, with minimal cost.

12 min read

Jul 25, 2024

Top Non-Technical Mistakes With Your Notification Service

This article discusses the common mistakes that engineers make when building their own notification service; Mistakes that are easy to resolve with a little help.

12 min read

Jul 25, 2024

Ultimate Guide on Notification Services - A Technical Overview (2024)

Do you need a 3rd-party notification service? In this article, we review the challenges of a typical notification project and review the viable solutions.

15 min read

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