🎉 Black Friday 2025: 50% OFF Grokking the Java Interview + The Best Tech & Developer Deals This Year!

Hell Everyone,  Black Friday is here  and so is the biggest discount of the year on my book Grokking the Java Interview!  For a limited time, get 50% OFF with code BLACKFRIDAY2025. Whether you’re preparing for your first tech interview or aiming for senior-level roles, this book breaks down concepts in a simple, structured, and practical way. If you’ve been meaning to level up your Java skills, now is the best time to start.

If you’ve been meaning to level up your Java interview skills, there’s no better time.

👉 Grab it now: Grokking the Java Interview Everything Bundle — 50% OFF

Use code: BLACKFRIDAY2025

🔥 Top Black Friday Deals for Developers (Handpicked)

Beyond the book, I’ve rounded up the best Black Friday deals across tech education, interview prep, and skill-building platforms. These are especially great if you're planning to solidify your learning roadmap for 2025.

And if you’re building your full interview prep stack, here are some other top Black Friday deals worth checking out:

• ByteByteGo Lifetime Plan (50% OFF) – https://buff.ly/KiDBdga

• Codemia Lifetime Plan (60% OFF) – https://buff.ly/aE4voMN

• Exponent Annual Plan (70% OFF) – https://buff.ly/J6183s0

• Educative Premium Plus (55% OFF) – https://buff.ly/4ixM5Z1

• DesignGurus All Course Bundle (55% OFF) – https://buff.ly/pT7XYzq

• Everything Java Interview Bundle (50% OFF) – https://buff.ly/QxKIZhm

• 101 Blockchain (50% OFF) – https://buff.ly/2OPYXgx

• Vlad Mihalcea’s High Performance Bundle (50% OFF) – https://buff.ly/0FDUK3c

• Javarevisited Substack (50% OFF) – https://buff.ly/5Q0Q9El

• Coursera Plus (40% OFF) – https://buff.ly/1WFtWE6

• DataCamp (50% OFF) – https://buff.ly/zy1BWet

• AlgoMonster Lifetime (50% OFF) – https://buff.ly/5QDVqdT

• Udemy Black Friday (80% OFF) – https://buff.ly/1P9R9XG

• Baeldung (33% OFF) – https://buff.ly/2EVNDkQ

• LabEx (50% OFF) – https://buff.ly/YLYyI6r

• Codecademy (60% OFF) – https://buff.ly/0VUzgFG

• Udacity (50% OFF) – https://buff.ly/091v7NJ

• ZTM Academy (66% OFF) – https://buff.ly/H2hvkY6

• Head First Software Architecture – https://buff.ly/nEigBVV

• Frontend Masters (BF Code: blackfriday) – https://buff.ly/qrBYw4s

• Whizlabs (70% OFF) – https://buff.ly/yPrnVZU

Conclusion

Black Friday only comes once a year — and these deals offer a rare chance to invest in yourself at a massive discount. Whether you're prepping for interviews, mastering new tech skills, or aiming for a senior engineering role, these resources can help you accelerate your growth.

Don’t forget to grab your copy of Grokking the Java Interview at 50% OFF using the code BLACKFRIDAY2025 before the sale ends!

Happy learning — and enjoy the savings!

Let’s make 2026 your strongest technical year yet.

Cheers

Javin

P. S. - If you struggle with coding patterns and system design interview then I strongly recommend you to join ByteByteGo (50% OFF) and AlgoMonster (20% OFF), both are great deals which you won't get any other time.