Deepavali Deals for Developers: Best Time to Level Up and Crack FAANG Interviews (Up to 70% OFF!)

Learning discounts and offers for developers and engineers to level up and prepare for coding interviews.

credit — ByteByteGo

Hello guys, the festive season is not just about lights, sweets, and celebrations — it’s also the perfect time to invest in yourself.

If you’ve been dreaming of cracking FAANG interviews, mastering System Design, or upgrading your AI and coding skills, this Deepavali brings a golden opportunity.

Some of the most trusted tech learning platforms are offering massive discounts — up to 70% OFF — for a limited time only.

In this post, I’ve rounded up the best Deepavali deals and evergreen deals you can buy on this Deepavali for developers in 2025 that you simply shouldn’t miss.

Whether you’re a beginner or an experienced engineer preparing for top tech interviews, these platforms can accelerate your growth like nothing else.

1. ByteByteGo Lifetime Plan — 50% OFF

👉 Grab Lifetime Access Here

If you’re serious about System Design, ByteByteGo by Alex Xu and team needs no introduction. Their platform has become the go-to place for mastering scalable system design, architecture, and design patterns used at top tech companies.

The ByteByteGo Lifetime Plan gives you access to everything — courses, video lessons, case studies, and all future updates — for a one-time fee. And right now, they’re offering a massive 50% OFF on their lifetime plan.

Perfect for engineers who want to go beyond “Design Instagram” or “Build Uber” and actually understand the principles behind distributed systems, caching, messaging queues, and API design.

Why it’s great:

  • Learn from FAANG engineers
  • Deep-dive into real-world systems
  • Constantly updated with new content
  • One-time payment, lifetime learning

Here is the link to get discount — Join ByteByteGo now for 50% OFF

credit — ByteByteGo

2. Codemia.io Lifetime Plan — 60% OFF

👉 Get Lifetime Access Here

If you want to master System Design interviews through real-world examples, Codemia.io is the hidden gem you’ve been waiting for.

It’s a hands-on platform created by experienced software engineers, focusing on practical, interview-ready explanations.

Their lifetime access plan covers everything from System Design fundamentals to Scalability, Load Balancing, Databases, Caching, and Distributed Systems.

And this Deepavali, Codemia is offering an incredible 60% OFF on their lifetime plan — making it one of the best-value investments for FAANG aspirants.

Why it’s great:

  • Focused entirely on interview success
  • Real-world projects and architecture walkthroughs
  • Clear, concise, and beginner-friendly
  • Lifetime access with all updates

Here is the link to get discount — Join Codemia.io for 60% OFF

3. Exponent Annual Plan — 70% OFF

👉 Upgrade Now

Exponent is your all-in-one interview prep platform — used by engineers from Google, Amazon, Meta, and startups alike.

It offers video courses, mock interviews, and coaching sessions across System Design, Data Structures, and Behavioral Interviews. You’ll also find detailed video answers to hundreds of real FAANG questions.

Now, Exponent is offering a jaw-dropping 70% OFF on their Annual Plan, unlocking full access to all courses, community mock interviews, and expert tips.

Why it’s great:

  • Real FAANG interview question library
  • Mock interviews with feedback
  • Expert-designed course content
  • Unbeatable 70% OFF this Deepavali

Here is the link to get discount — Join Exponent for 70% OFF

4. Educative Premium Plus — 55% OFF

👉 Join Educative.io with 55% OFF

Educative.io remains one of the best platforms for interactive coding and system design learning — with text-based lessons, built-in coding environments, and curated learning paths.

From Grokking Modern System Design Interview to Grokking the Coding Interview and LLM Engineer Skill Paths, Educative covers it all. Their Premium Plus subscription gives full access to over 1,200+ courses, covering everything from AI/ML to Cloud Architecture.

Now, Educative is giving a huge 55% OFF on their yearly plan — a no-brainer if you want an all-access learning pass for 2025.

Why it’s great:

  • 1200+ hands-on interactive courses
  • No setup required — learn directly in browser
  • Perfect for self-paced learners
  • Great value with 55% OFF

Here is the link to get discount — Join Educative.io for 55% OFF

5. DesignGurus All Course Bundle — 30% OFF

👉 Check Offer Here

If you’ve been following DesignGurus.io, you know their “Grokking” series helped define how developers prepare for interviews. Courses like Grokking the System Design Interview, Grokking the Advanced System Design Interview, and Grokking the Machine Learning Interview are now classics.

Their All Course Bundle gives access to every “Grokking” course for one discounted price — and this Deepavali, you can get 30% OFF.

Why it’s great:

  • Proven “Grokking” format loved by FAANG engineers
  • Covers system design, ML, DSA, and beyond
  • Real-world problems with practical insights
  • Discounted bundle = long-term value

Here is the link to get discount — Get All Course Bundle for 35% OFF

6. Everything Java Interview Bundle — 50% OFF

👉 Get the Bundle Here

If you’re a Java developer targeting backend, full-stack, or cloud roles — this is your all-in-one interview companion.

The Everything Java Interview Bundle includes all of my grokking books and interview prep materials covering Java, Spring, REST APIs, and Microservices.

It’s a lifetime resource pack designed to help you master both Java and Spring Boot as well as to prepare for Java and Spring framework certification

Why it’s great:

  • Perfect for Java backend developers
  • Covers Java 17+, Spring Boot, and REST
  • Lifetime access with future updates
  • 50% OFF this Deepavali just use code friends50 on checkout

Here is the link to get your discount — 50% OFF on Everything Bundle.

Why Deepavali Is the Best Time to Invest in Yourself?

The tech job market is evolving fast — and developers who continuously learn new tools, frameworks, and design principles stay ahead.

Deepavali is not just about lighting diyas — it’s about igniting your career. These limited-time discounts make it easier than ever to get world-class learning resources without breaking your budget.

If you’ve been putting off buying a course or upgrading your plan, now is the time.

Once the offers are gone, they’re gone for good. For example the ByteByteGo offer is one of the rare one as I have known them for last 4 years and this is only the second time I am seeing them offering discount.

If you want to just grab one learning deal, I highly recommend you to join ByteByteGo lifetime plan now.

This will give you access to all the System Design and Coding interview material which you can use every time you look for change.

Here is the link to get discount — Join ByteByteGo now for 50% OFF

credit — ByteByteGo

Final Thoughts

Each of these platforms brings something unique —

Don’t miss these Deepavali deals for developers — your future self will thank you when you ace your next big interview.

To celebrate the occasion, I am also giving 35% discount on paid membership of my substack newsletter.

Here are the benefits you unlock with a paid subscription:

  1. Get access to paid subscribers posts.
  2. Full archive of 235+ posts on System Design, Java, AI, and LLM

Many expense it with team’s learning budget — Get 35% OFF NOW

Other System Design and Coding Interview and Resources you may like

All the best for your Mobile System design and OOP 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, join ByteByteGo and start learning software architecture fundamentals and you will thank me later. It’s one of the most comprehensive resource for coding interview now.

System Design · Coding · Behavioral · Machine Learning Interviews

🎆 Deepavali Deals for Developers: Best Time to Level Up and Crack FAANG Interviews (Up to 70% OFF!) was originally published in Javarevisited on Medium, where people are continuing the conversation by highlighting and responding to this story.

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