Jun 2
The AI bubble is about to burst.
Your skills matter more than ever.
These are the best websites to learn core software engineering (updated 2026):
1. Boot .dev
2. FullStackOpen
3. CodeCrafters
4. roadmap .sh/backend
5. The Odin Project
6. RealWorld / Conduit
7. PostgreSQL Exercises
8. Exercism
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9
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. high performance browser networking: hpbn.co
. the odin project: theodinproject.com
. fullstackopen: fullstackopen.com/en . cs50: cs50.harvard.edu/x
. nand2tetris: nand2tetris.org
. csapp (15-213): csapp.cs.cmu.edu
. xv6: pdos.csail.mit.edu/6.828/202… . cses problem set: cses.fi/problemset neetcode: neetcode.io
.missing semester: missing.csail.mit.edu
. overthewire: overthewire.org/wargames
29
1,214
Finished the User Administration chapter in Part 4 of #FullStackOpen.
Learned how to store passwords securely using hashing
Also understood why hashing alone is not enough and how salting improves security
#WebDev #LearningInPublic
ALT screenshot edited via https://www.screenshot-studio.com/
ALT screenshot edited via https://www.screenshot-studio.com/
1
17
335
Finished the Testing the Backend chapter in Part 4 of #FullStackOpen
While doing exercises I had a doubt,
How does Supertest call API routes without starting the server?
So made these diagrams to understand the flow
#WebDev #LearningInPublic
ALT Normal Flow
ALT Test Flow
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301
Mar 21
Started the Testing the Backend chapter in Part 4 of #FullStackOpen
Learning how to test API endpoints using Supertest to verify backend responses automatically
#WebDev #LearningInPublic
37
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Mar 17
Finished the Structure of Backend Application & Introduction to Testing chapter in Part 4 of #FullStackOpen
Learned how to structure a Node backend & write unit tests for helper functions
Is it just me or is writing tests a bit boring? 😂
#WebDev #LearningInPublic
1
44
578
Mar 15
Finished the Validation and ESLint chapter in Part 3 of #FullStackOpen
I read a note saying that in Mongoose, validators are disabled by default for update operations
So I decided to test it...
#WebDev #LearningInPublic #MongoDB
4
40
628
Mar 15
10 free websites to learn programming 💻
1. freeCodeCamp
2. The Odin Project
3. roadmap.sh
4. JavaScript.info
5. FullStackOpen
6. CS50 (Harvard)
7. Codewars
8. Exercism
9. W3Schools
10. GeeksforGeeks
All free. No excuses to not start coding.
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Mar 14
Day 748 | #365DaysOfCode
• More fullstackopen progress
• Anki session
#100Devs #SoftwareEngineer #100DaysOfCode
44
Mar 13
Day 747 | #365DaysOfCode
• Lighter day • Fullstackopen exercises
• 100-hour project component restyling
#100Devs #SoftwareEngineer #100DaysOfCode
35
Mar 12
Day 745-746 | #365DaysOfCode
• Forgot to update yesterday
• Caught up with Anki
• Fullstackopen React Router exercises
• Revamped resume
#100Devs #SoftwareEngineer #100DaysOfCode
1
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Mar 12
Finished Saving data to MongoDB chapter in Part 3 of #FullStackOpen
Learned how to integrate MongoDB with a Node.js backend using Mongoose
But why did we use Mongoose instead of the MongoDB driver directly...
#WebDev #LearningInPulblic #NodeJS
1
28
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Mar 11
Started the Saving Data to MongoDB chapter in Part 3 of #FullStackOpen
Also is it just me or is switching to dark mode in MongoDB Atlas not very straightforward?
Took me a while to find it 😂
#WebDev #LearningInPublic
1
29
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Mar 10
just earned my Full Stack Open certificate from the University of Helsinki 🎓
5 ECTS of actually hard work, REST APIs, client-server communication, backend logic that finally makes sense
the grind was real. more to come.
#FullStackOpen #LearningInPublic #WebDev
2
45
Finished the deploying my app to the internet chapter in Part 3 of #FullStackOpen
While understanding the CORS part and doing the exercises,
A doubt came to mind:
Why do I have to use cors middleware for a Node server, but didn’t need it for json server?
#LearningInPublic
3
41
759
Finished the Node.js & Express chapter in Part 3 of #FullStackOpen
Here are a few things I learned that I found really handy...
#JavaScript #NodeJS #ExpressJS #LearningInPublic
ALT screenshot edited via https://www.screenshot-studio.com/
ALT screenshot edited via https://www.screenshot-studio.com/
ALT screenshot edited via https://www.screenshot-studio.com/
ALT screenshot edited via https://www.screenshot-studio.com/
3
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641
Day 740 | #365DaysOfCode
• Light day
• Reviewed fullstackopen parts 0-7
• 100-hour project work
#100Devs #SoftwareEngineer #100DaysOfCode
14
Started the Node.js and Express chapter of Part 3 in #FullStackOpen
Encountered an issue while doing one of the exercises today...
#JavaScript #NodeJS #ExpressJS #LearningInPublic
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