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Stop Wasting Time — Here’s How to Prepare for Coding Interviews in 2026

Hello guys, are you preparing for coding interviews but not sure where to start with? Are you drowned in the sea of Data structures and algorithms and System design and what not then you have come to the right place.
In the past, I have shared best coding interview books and courses, best System design books and courses, and in this article, I will share with you a systematic approach to prepare for coding interviews and also covering all the bases.
Looking for job in this tough market is not easy as many people are looking for the job and market is flooded with a lot of talented people, thanks to what happening in the world.
But that should not be an excuse but you also need to level up yourself to stand a chance.
Here are things you can do on your side for rock solid preparation.
By the way, if you are looking for one stop shop to prepare for coding interview then DesignGurus.io is a great place to start with.
They have many Grokking courses to prepare for coding interview like OOP Design, System Design, Dynamic Programming etc and you can get access to all of their courses for a big discount by joining their All course bundle. You can also use code GURU to get 30% discount.
How to Crack Coding Interviews in 2026?
Here is your step by step guide to prepare well and crack the coding interviews and covering all the topics which matters:
1. Data Structures and Algorithms
If you are rusty, start with top interview questions:
- Algomonster — http://shrsl.com/483tp
- Bugfree.ai — LeetCode for System Design
- Educative-99 — https://buff.ly/3LFG4zL (Available in both Python and Java) i twill teach you 26 key coding interview patterns
- Blind 75: lnkd.in/g5wx7QSq
- Grind 75: lnkd.in/gvZ7_pnp —
- Practice C++ STL or Java Collections or data structure libraries in the language of your choice — essential for fast coding
If you are a beginner, DSA requires more than 3 months of active practice. I am omitting the details in this post
If you are looking for Java programs from coding interviews, I have shared many here. javarevisited.blogspot.com/2017/07/top-…
2. High Level Design (HLD)
1. Books: Start with Alex Xu’s Volumes 1 and 2 or an Educative subscription amazon.com/System-Design-Interview-insi…
2. Videos: Good channel for basic concepts of System Design Interview — see here
3. Engage actively and try solving problems yourself
4. Mock interviews on Pramp, tyrExponent, and other platforms — medium.com/javarevisited/3-best-mock-in…
5. Practice System Design Problems in Leetcode style on Codemia -
2. Low Level Design (LLD)
If you are rust on LLD, you can start with reading:
1. Design Principles: Read “Head First Design Patterns” (read 2nd edition)
2. OOPs concepts should be crystal clear like Virtual Methods in C++ and Abstract class vs interface, overloading vs overriding, method hiding etc.
3. Questions: Awesome Low-Level Design — https://github.com/ashishps1/awesome-low-level-design by Ashish Pratap Singh of AlgoMaster newsletter, I highly recommend that one to programmers.
4. Practice question with a 45-minute timer
5. Solutions: Low-Level Design Playlist — lnkd.in/gkVZgK4b (Credits to Soumyajit Bhattacharyay)
4. CS Fundamentals
Learn from GateSmashers videos — lnkd.in/gs6m5RQb
Operating systems — see these courses
5. Behavioral
1. Use the STAR method (Situation, Task, Action, Result)
2. Keep each section concise: 4–5 sentences per section so that it can be covered in the given time during interviews
3. Prepare both a detailed and a short version of your answers
4. For resources, check free course Grokking the Behavioral Interview on Educative.

6. Company-specific Preparation
1. You can use Leetcode Premium to solve company-tagged problems
2. Explore tab in Leetcode Premium — lnkd.in/g3_dHef4
3. Practice using Leetcode’s Interview tab → Assessment → Select the company for phone or onsite rounds — lnkd.in/g5Tq5rZi

That’s all guys. I know its not easy to crack coding interview in this tough market but following this guide and preparing for all important topics mention in this article can improve your chances a lot.
I hope these tips help you in your preparation. Feel free to reach out if you have any questions or need guidance.
Good luck to everyone on their journey!
P. S. — Preparing for Java certification, grab my book “Grokking the Java Interview” for just $9.99 today.
P.S.S — I am also giving away free coupon to my Java 17 Certification Practice test on Udemy. You can join to test your Java skills and see where you are. If you find the practice test worth your time, please leave ratings and reviews, it will help me attract more readers.
And, if you struggle to solve System design problem, start practicing with Codemia
The 5 Most In-Demand Programming Skills to Learn in 2026
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image_credit - Exponent
Hello devs, if you have been doing programming and software development, then you know that there is only one constant in our field, and that is "Change".
We always need to learn new tools, technologies, frameworks, and skills to do our job, and there is no end to it. If you don't learn, you will be left behind with others; that's why I always look for new skills to learn.
In this article, I am going to share 5 skills programmers and developers can learn in 2026 to become better at their job and also become more efficient.
In the past, I talked about difference between API Gateway vs Load Balancer and Horizontal vs Vertical Scaling, Forward proxy vs reverse proxy, which you guys liked a lot and in this article I am going to share top five developer skills that are set to take center stage in 2026.
P.S. Keep reading until the end. I have a bonus for you.
These skills include both new and old but essential skills like prompt engineering, coding, cloud computing realms, system design, and Python; these skills are in demand and essential for any software developer.
Whether you're an experienced developer looking to upgrade yourself or an intermediate developer who wants to enhance their profile, these skills will certainly help you.
5 Skills Software Engineers Should Learn in 2026
In the ever-evolving landscape of technology, staying ahead of the curve is essential for developers seeking to thrive in 2026 and beyond.
As we navigate through the dynamic realms of software development, certain skills have emerged as indispensable for the modern developer, and that's what you are going to learn in this article.
Let's deep dive into the top five developer skills that are poised to make a significant impact in 2026.
1. System Design
In 2026, developers need to go beyond traditional coding practices and embrace modern system design principles. This involves understanding distributed systems, microservices architecture, and designing scalable and resilient applications.
Developers who can navigate complexities in system design are better equipped to create robust solutions that can handle the demands of a rapidly evolving technological landscape.
If you want to learn System Design in depth, then you can also check out sites like ByteByteGo, Design Guru, Exponent, Educative Bugfree.ai and Udemy which have many great System design courses
If you need more resources, then here is a list of System design books, courses, and websites to learn and master Software design and architecture in 2026.
2. Prompt Engineering
In this era of AI tools, Software development is not untouched, and more and more AI tools are coming to help you with Coding, debugging, and testing, but you need prompt engineering to make effective use of these tools.
In other words, Prompt engineering has become a crucial skill for developers aiming to deliver high-quality products quickly.
This involves not only writing efficient and concise code but also adopting agile methodologies and tools to streamline the entire development process.
Developers proficient in prompt engineering can rapidly respond to changing requirements, ensuring their software remains adaptable and resilient in the face of evolving market demands.
If you need a resource to learn ChatGPT and Prompt Engineering, then I suggest you see ChatGPT Prompt Engineering for Developers course on Coursera.
If you need more options, then you can also see these ChatGPT and Prompt Engineering courses to learn more.
3. Coding
While coding might seem like an obvious skill, its significance cannot be overstated. Mastery in coding goes beyond writing functional programs; it involves writing clean, maintainable, and scalable code.
Developers should focus on enhancing their proficiency in programming languages, understanding algorithms, and implementing best practices.
A solid foundation in coding forms the bedrock for success in any development endeavor. And, if you need a resource, you can check out The Complete JavaScript Course 2026: Build Real Projects to start with.
If you need more choices, you can also check out these Programming and Coding courses
4. Cloud Computing
Cloud computing has transcended from being a buzzword to an essential skill for developers. With the increasing reliance on cloud services, developers must be well-versed in deploying, managing, and optimizing applications in cloud environments.
Platforms like AWS, Azure, and Google Cloud are integral to modern development, and developers proficient in cloud computing can create scalable and cost-effective solutions.
And, if you need resources, you can see these articles where you can find highly recommended resources to learn Cloud Computing
And, if you need more choices, you can also see this article where you can find highly recommended AWS Fundamentals Specialization on Coursera. This program is created by AWS itself.
5. Python
Python continues to assert its dominance as a versatile and powerful programming language. From web development to data science, machine learning, and artificial intelligence, Python is at the forefront of innovation.
Developers in 2026 should invest in mastering Python, as it not only facilitates rapid development but also provides a gateway to a plethora of cutting-edge technologies shaping the future of the industry.
If you want to learn and master Python in 2026, you can start with this Python course 100 Days of Code: The Complete Python Pro Bootcamp for 2026, which I am also using to learn Python nowadays.
If you need more resources, you can also see these Python books, courses, and websites to learn Python in depth.
That's all about the top 5 developer skills you can learn in 2026. In conclusion, the top developer skills for 2026 reflect the industry's demand for agility, adaptability, and technical excellence.
Whether you are a seasoned developer or just starting your coding journey, honing these skills will undoubtedly position you as a valuable asset in the ever-evolving world of software development.
Embrace the challenges, stay curious, and embark on a journey of continuous learning to thrive in the dynamic landscape of 2026 and beyond.
Bonus
As promised, here is the bonus for you, a free book which you can read to learn Distributed System Design. You can either download the Free PDF or read online on Microsoft --- https://info.microsoft.com/rs/157-GQE-382/images/EN-CNTNT-eBook-DesigningDistributedSystems.pdf
And let me know in the comments which skills you are learning in 2026? I am always eager to learn skills that can enhance my profile as a software developer.
Thank you





