codewithkin's profile picture. I design and build fast, high-converting websites & apps—where great code meets sleek UI to grow your business.

Kin Leon: Software Engineer

@codewithkin

I design and build fast, high-converting websites & apps—where great code meets sleek UI to grow your business.

Kin Leon: Software Engineer reposteó

Yesterday, I noticed a performance bottleneck in our app's prod server at work Here's how I improved performance by 12.5x 👇


I've written more code in 2025 than I have during the first 4 years of my career combined 😅😅

codewithkin's tweet image. I've written more code in 2025 than I have during the first 4 years of my career combined 😅😅

Remember this

I will be a millionaire before 23, and God can do it for me, I'm just praising Him and working accordingly.



Got bored, created an AI Agent that automates 90% of business processes: - Inventory management - Order placement and tracking - Customer retention and personalization - Product recommendations It runs completely on Whatsapp, running cost $12/month


$3,000 this month

Tweet it into existence this month



Kin Leon: Software Engineer reposteó

Day 341: - Did an intensive research on creating A2A with @mastra_ai - Continued learning TypeScript #365DaysOfCode #DevCommunity #BuildInPublic #Mastra #ai #a2a #x #learn #ts #typescript

ekojoecovenant's tweet image. Day 341:

- Did an intensive research on creating A2A with @mastra_ai 
- Continued learning TypeScript 

#365DaysOfCode #DevCommunity #BuildInPublic #Mastra #ai #a2a #x #learn #ts #typescript

Days 338 - 340: - I passed @hnginternship backend stage 2 after completing and submitting the stage 2 task (A RESTful API that fetches country data, stores it in MySQL with exchange rate). - While doing the task, i learnt how to use node-canvas for image generation #365DaysCode

ekojoecovenant's tweet image. Days 338 - 340:

- I passed @hnginternship backend stage 2 after completing and submitting the stage 2 task (A RESTful API that fetches country data, stores it in MySQL with exchange rate).
- While doing the task, i learnt how to use node-canvas for image generation

#365DaysCode


Thank you Github Copilot !

codewithkin's tweet image. Thank you Github Copilot !

Now I get why it's addicting to building in public

codewithkin's tweet image. Now I get why it's addicting to building in public

Literally building in public

codewithkin's tweet image. Literally building in public

My 2025 had been crazy so far


Kin Leon: Software Engineer reposteó

TypeScript💍🥹


Me, 2litres of water and 17 REST API videos, documents and documentation

codewithkin's tweet image. Me, 2litres of water and 17 REST API videos, documents and documentation

Today, I felt the need to take a detour before starting my next project And learn about API design, especially REST, in great detail (Don't mind the drawings, they're OP)

codewithkin's tweet image. Today, I felt the need to take a detour before starting my next project

And learn about API design, especially REST, in great detail 

(Don't mind the drawings, they're OP)
codewithkin's tweet image. Today, I felt the need to take a detour before starting my next project

And learn about API design, especially REST, in great detail 

(Don't mind the drawings, they're OP)
codewithkin's tweet image. Today, I felt the need to take a detour before starting my next project

And learn about API design, especially REST, in great detail 

(Don't mind the drawings, they're OP)
codewithkin's tweet image. Today, I felt the need to take a detour before starting my next project

And learn about API design, especially REST, in great detail 

(Don't mind the drawings, they're OP)

We need a server farm in Zim


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