TECH HUB
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TECH HUB is a public Telegram channel where subscribers get curated tech resources, tools, and updates to stay ahead in the world of programming and technology.🚀
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🚀 Hello everyone!

I’ve created a new channel where I share upcoming hackathons, tech events, and opportunities — so you don’t have to waste time searching for major events.

If you really want to stay ahead of everyone else, don’t forget to join! 🔥💡

👉 https://t.me/HackAlert30⁠�

Let’s grow together! 💻🚀
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TECH HUB pinned «🚀 Hello everyone! I’ve created a new channel where I share upcoming hackathons, tech events, and opportunities — so you don’t have to waste time searching for major events. If you really want to stay ahead of everyone else, don’t forget to join! 🔥💡 👉»
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🚀 Discover Pulm Notes — A Quiet Thinking & Note-Taking App! 🧠📝

We’re excited to introduce Pulm Notes, a local-first, privacy-focused note-taking app built for deep thinking, reflection, and creative work.

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• Cross-platform — use it on Mac, Windows, and more 💻📱

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Pulm Notes isn’t just another app — it’s a quiet place to think, write, and reflect without distraction. Try it out and let us know what you think! 💙
💻 *10 Must-Know Programming Tips for Newbies* 👩‍💻

*1️⃣ Understand the Problem First*
Before coding, clarify what the problem asks. Break it down into smaller parts.

*2️⃣ Write Clean & Readable Code*
Use meaningful variable names and consistent formatting. Future you will thank you!

*3️⃣ Modularize Your Code*
Divide your program into functions or modules to make it easier to manage and debug.

*4️⃣ Get Comfortable with Debugging*
Learn to use debugging tools and read error messages carefully to fix issues faster.

*5️⃣ Test Thoroughly*
Try different inputs, including edge cases, to ensure your code handles all scenarios.

*6️⃣ Leverage Documentation*
Don’t reinvent the wheel! Read official docs to use libraries and tools effectively.

*7️⃣ Use Version Control*
Keep track of your code history using Git or other tools—it helps collaboration and recovery.

*8️⃣ Don’t Overoptimize Early*
Focus on correctness first, then improve performance once the code works.

*9️⃣ Write Meaningful Comments*
Comments should clarify the *intent* behind complex logic, not restate obvious code.

*🔟 Seek Help When Stuck*
Ask mentors, join communities, or use AI assistants instead of getting stuck alone.
If I wanted to pass job interviews in 2026,

I'd save & read this:

1 Sorting Algorithm 101

https://newsletter.systemdesign.one/p/timsort-algorithm

2 Behavioral Interview Playbook for Software Engineers

https://newsletter.systemdesign.one/p/common-behavioral-interview-questions

3 System Design Concepts 101

https://newsletter.systemdesign.one/p/system-design-concepts

4 System Design Interview: Design YouTube

https://newsletter.systemdesign.one/p/youtube-system-design

5 System Design Interview: Design Airbnb

https://newsletter.systemdesign.one/p/airbnb-system-design

6 System Design Interview: Design WhatsApp

https://newsletter.systemdesign.one/p/whatsapp-system-design

7 System Design Interview Question: Design Spotify

https://newsletter.systemdesign.one/p/spotify-system-design

8 Distributed Systems – A Deep Dive

https://newsletter.systemdesign.one/p/distributed-systems

9 How Stock Exchange Works

https://newsletter.systemdesign.one/p/stock-exchange-system-design

10 How Kafka Works

https://newsletter.systemdesign.one/p/how-kafka-works

11 How Google Docs Works

https://newsletter.systemdesign.one/p/how-does-google-docs-work

12 How to Scale an App to 10 Million Users

https://newsletter.systemdesign.one/p/aws-scale

What else should make this list?

———
33 posts that'll teach you 33 system design concepts:

1 Idempotent API:

https://newsletter.systemdesign.one/p/idempotent-api

2 Saga Design Pattern:

https://newsletter.systemdesign.one/p/saga-design-pattern

3 Redis Use Cases:

https://newsletter.systemdesign.one/p/redis-use-cases

4 Actor Model:

https://newsletter.systemdesign.one/p/actor-model

5 How Timsort Algorithm Works:

https://newsletter.systemdesign.one/p/timsort-algorithm

6 How Databases Keep Passwords Securely:

https://newsletter.systemdesign.one/p/how-to-store-passwords-in-database

7 How to Scale an App to 10 Million Users on AWS:

https://newsletter.systemdesign.one/p/aws-scale

8 How JWT Works:

https://newsletter.systemdesign.one/p/how-jwt-works

9 Cybersecurity 101:

https://newsletter.systemdesign.one/p/cybersecurity-fundamentals

19 Consistent Hashing:

https://systemdesign.one/consistent-hashing-explained/

11 Service Discovery:

https://systemdesign.one/what-is-service-discovery/

12 Monolith vs Microservices:

https://newsletter.systemdesign.one/p/prime-video-microservices

13 Microservices Lessons From Netflix:

https://newsletter.systemdesign.one/p/netflix-microservices

13 Web Request Path Explained:

https://systemdesign.one/what-happens-when-you-type-url-into-your-browser/

14 Caching Patterns:

https://newsletter.systemdesign.one/p/caching-patterns

15 Modular Monolith Architecture:

https://newsletter.systemdesign.one/p/modular-monolith

16 How Websockets Work:

https://newsletter.systemdesign.one/p/how-do-websockets-work

17 Bloom Filters:

https://systemdesign.one/bloom-filters-explained/

18 Protocol Buffers vs JSON:

https://newsletter.systemdesign.one/p/protocol-buffers-vs-json

19 How API Gateway Works:

https://newsletter.systemdesign.one/p/how-api-gateway-works

20 Deployment Patterns:

https://newsletter.systemdesign.one/p/deployment-patterns

21 Concurrency Is Not Parallelism:

https://newsletter.systemdesign.one/p/concurrency-is-not-parallelism

22 How Do Webhooks Work:

https://newsletter.systemdesign.one/p/how-do-webhooks-work

23 Frontend System Design 101:

https://newsletter.systemdesign.one/p/frontend-system-design

24 How Does HTTPS Work:

https://newsletter.systemdesign.one/p/how-does-https-work

25 API Design Best Practices:

https://newsletter.systemdesign.one/p/best-practices-for-api-design

26 How DNS Works:

https://newsletter.systemdesign.one/p/what-is-a-dns-server-and-how-does-it-work

27 System Design Concepts:

https://newsletter.systemdesign.one/p/11-system-design-concepts-explained

28 API Versioning - A Deep Dive:

https://newsletter.systemdesign.one/p/api-versioning

29 System Design Fundamentals:

https://newsletter.systemdesign.one/p/system-design-concepts

30 How RPC Actually Works:

https://newsletter.systemdesign.one/p/how-rpc-works

31 How Message Queues Work:

https://newsletter.systemdesign.one/p/what-is-a-message-queue

32 Distributed Systems 101:

https://newsletter.systemdesign.one/p/distributed-systems

33 System Design Core Concepts:

https://newsletter.systemdesign.one/p/system-design-core-concepts

What else should make this list?

———
4
*Habits of Developers Who Grow Fast in Tech* 🚀👨‍💻

1️⃣ *Ask Why, Not Just How*
Understand concepts deeply instead of copying solutions.

2️⃣ *Break Down Problems*
Don’t panic—divide big problems into manageable chunks.

3️⃣ *Write Before You Code*
Plan your logic or pseudocode before diving in.

4️⃣ *Fail Fast, Fix Faster*
Make mistakes, learn quickly, and improve with each iteration.

5️⃣ *Stay Curious*
Try out new tools, languages, or frameworks—even outside your stack.

6️⃣ *Follow Best Practices*
Write DRY (Don’t Repeat Yourself), modular, and testable code.

7️⃣ *Learn How to Learn*
Adapt fast—documentation, official guides, and community help are your best friends.

8️⃣ *Read Tech Blogs & Docs*
Stay updated with trends, tips, and real-world use cases.

9️⃣ *Teach What You Know*
Create content, mentor juniors, or explain to peers—it boosts your own understanding.
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