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ByteByteGo 50% OFF — Should You Join for System Design and Coding Interview Prep?

Sent as aNewsletter
6 min readJul 16, 2025

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credit — bytebytego

Hello guys, I have a great news for you, especially if you are preparing for your next career move or looking for your next Job.

ByteByteGo, the platform founded by Alex Xu, author of the popular System Design Interview — An Insider’s Guide, is currently offering a limited-time 50% OFF deal on its yearly subscription.

If you’re preparing for software engineering interviews — especially system design or high-level architecture roles — now is the best time to join as not just they are offering 50% discount but also they have added a lot of content on website.

Instead of just 2 books earlier, now the website contains the content of following 7 books and become a complete place to prepare for System Design, ML Design, Gen AI system design and even coding interview patterns.

Earlier, I have shared my detailed review of ByteByteGo on System Design interview preparation and In this article, I will share whether their new lifetime access plan and annual plan with 50% off is worth it or not to make ByteByteGo as part of your interview prep journey.

Let’s break down whether ByteByteGo is actually worth it — and why it has become one of the most trusted names in technical interview prep.

What is ByteByteGo?

ByteByteGo is an interview prep platform focused on explaining complex system design, backend architecture, large-scale distributed systems, and modern cloud infrastructure through:

  • Visual-rich, animated video courses
  • Real-world system breakdowns (YouTube-style but deeper)
  • Updated lessons on LLMs, microservices, database sharding, API gateways, etc.
  • Companion material to the ByteByteGo books

If you’re aiming for FAANG, cloud-native roles, architect interviews, or staff+ level positions, ByteByteGo teaches the kind of thinking you’re expected to show in a real interview.

ByteByteGo’s 50% OFF Sale — What’s the Deal?

  • Offer: 50% OFF annual plan (
  • Access: Unlimited access to all system design video lessons
  • Duration: Time-limited offer (ends soon)
  • Includes: All new and upcoming content (e.g., GenAI system design, payment systems, real-world architectures)

👉 Grab the 50% OFF deal here

What Makes ByteByteGo Special?

Unlike other generic prep platforms, ByteByteGo visualizes how real-world systems work, which is exactly what interviewers expect you to articulate at companies like Google, Meta, Amazon, Stripe, Uber, and Netflix.

Here’s why thousands of developers trust ByteByteGo:

Clear Visuals: Each system (Twitter, YouTube, ChatGPT, Rate Limiter, etc.) is broken down with clean diagrams and animations.

Up-to-Date Topics: ByteByteGo recently added modules on Generative AI, Vector Databases, LLMs, and Streaming Data Pipelines — highly relevant for 2025 interviews.

Battle-Tested Content: Created by Alex Xu, whose books are Amazon bestsellers and recommended across Reddit, Hacker News, and Blind.

YouTube-level polish, but deeper content.

Here is the link to see all the visual content on ByteByteGo.

Who Is ByteByteGo For?

You should join ByteByteGo website if:

  • You’re preparing for system design interviews (SWE II, III, Sr, Staff roles)
  • You want to deeply understand how large-scale systems work in practice
  • You’re switching to backend, cloud, or distributed systems roles
  • You’re building SaaS or production apps and want to upskill your architecture thinking

Here is the link to join this course join ByteByteGo

What Does It Cover?

Some of the topics ByteByteGo dives into:

  • Designing YouTube, Twitter, Chat Apps, Food Delivery Systems
  • Payment Systems, Rate Limiting, Pub/Sub, Messaging Queues
  • API Gateway vs. Service Mesh
  • Caching strategies, database sharding, replication
  • LLM Architecture (RAG, vector stores, embedding techniques)
  • Real-world infrastructure diagrams (Stripe, Airbnb, Uber)

You can see all the topics here.

What Other Users Say

“I finally understood how a real-time feed system like Twitter scales. The animation and breakdowns are 10/10.”
Reddit user preparing for Meta interview

“ByteByteGo helped me transition from mid-level backend developer to staff-level by filling gaps I didn’t know I had.”
Senior Engineer at a fintech startup

How to Maximize It?

For best preparation I suggest you to:

  • Pair ByteByteGo content with mock interviews or system design whiteboarding
  • Use their system diagrams as templates for your own mental models
  • Re-watch each topic before an interview round — they’re concise and packed

Is ByteByteGo Worth It for 50% OFF?

Absolutely — especially at 50% OFF. For the price of one LeetCode premium subscription, you’re getting lifetime architectural intuition that’s hard to develop on your own.

ByteByteGo is perfect for engineers who want to:

  • Crack system design interviews
  • Build robust backend systems
  • Understand cloud-scale architecture
  • Keep up with GenAI system trends

If you’re serious about getting to the next level — don’t miss this deal.

👉 Get 50% OFF ByteByteGo Now

Let me tell you that this is unique chance to get the ByteByteGo subscription for such huge discount, they never give discount and after this you need to wait for long period to join at same price.

Other System Design Tutorials and Resources you may like

All the best for your System Design Interviews, if you have any doubts or questions, feel free to ask in the comments.

P. S. — If you just want to do one thing at this moment, go join ByteByteGo and start learning System Design and Coding Interview concepts, you will thank me later. It’s one of the most comprehensive resource for system design interview now covering OOP Design, ML Design, Gen AI Design and traditional System Design.

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Javarevisited
Javarevisited

Published in Javarevisited

A humble place to learn Java and Programming better.

javinpaul
javinpaul

Written by javinpaul

I am Java programmer, blogger, working on Java, J2EE, UNIX, FIX Protocol. I share Java tips on http://javarevisited.blogspot.com and http://java67.com

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