karthick Prabakaran

Full-Stack Engineer (Frontend-focused) | 12+ freelance projects | React, TypeScript, Node.js, PostgreSQL | Open to Opportunities

[karthick Prabakaran @karthickop6]

Back at it after a long break!
Deployed a Next.js app to production, fixed some dependency issues, and got things running smoothly again.
Also solved Course Schedule I & II — struggled a bit with topological sorting, so revisiting that soon.

#BuildInPublic #NextJS #FullStack

[karthick Prabakaran @karthickop6]

@hannahX_X0 @hourglasshq @stable Fake comments everywhere, red flag.

[karthick Prabakaran @karthickop6]

@MarkusEconomist @Plasma Stay alert, scam spreading fast.

[karthick Prabakaran @karthickop6]

Day 79:
Dove into 🌳 Binary Trees — learned DFS, BFS, and BST fundamentals.
Implemented preorder, inorder & postorder traversals (recursive + iterative).
Also explored TC & SC for tree ops.
Strengthening core DSA roots

#BuildInPublic #DSA #Coding #ProblemSolving

[karthick Prabakaran @karthickop6]

Day 78 🚀
Deployed the Admin Dashboard with Auth & tackled a few production bugs 🧩

DSA Grind:
🔹 Search in Rotated Sorted Array
🔹 Linked List Cycle
🔹 Reverse a Linked List
🔹 Merge Two Sorted Lists

Learning, debugging & building — every day counts 💪

#BuildInPublic #React

[karthick Prabakaran @karthickop6]

Day 77:
✅ Built a Suite Page with 3 dynamic Menu Items
✅ Added Auth System for Admin Dashboard
✅ Deployed & debugged React frontend
✅ Deployed Node.js backend and made it live

Full-stack progress feels amazing! 🚀

#BuildInPublic #JavaScript #React #NodeJS #FullStack #WebDev

[karthick Prabakaran @karthickop6]

Day 76 Update 🚀

DSA: Solved Valid Palindrome, 3Sum, Container With Most Water, Product of Array Except Self using brute-force → optimized two-pointers/prefix-suffix approaches.

JS: Scoped, closures, partial memoization, private counters & module pattern.

[karthick Prabakaran @karthickop6]

Getting Back to the Grind.

[karthick Prabakaran @karthickop6]

Day 75: 💻

JS: revisited var/let/const & hoisting, mastered closures, promises, async/await, callback hell & setTimeout ⏱️
DSA: solved Valid Anagram, Contains Duplicate & Group Anagrams using sorting, hashing & sets ✅

#BuildInPublic #JavaScript #DSA #Coding

[karthick Prabakaran @karthickop6]

Day 73:
→ Planned an optimized flow for the notification system 🚀
→ Revised custom hooks to write cleaner & reusable React logic ⚛️
→ Revisited array concepts and practiced core DSA problems 💻

#BuildInPublic #React #NodeJS #JavaScript #DevLog #TypeScript #FullStack

[karthick Prabakaran @karthickop6]

Day 72

Project:
→ Added email API post DB insert
→ Designed HTML email template
→ Handled 3-level data drilling for service integration

React:
→ Practiced useReducer
→ Built useWindowResize & useDebounce hooks
→ Explored useImperativeHandle

#BuildInPublic #React

[karthick Prabakaran @karthickop6]

@bmsquamtum hii

[karthick Prabakaran @karthickop6]

Day 71: 💻
Revised useRef & useContext hooks and started a practice project to apply them in real scenarios. Leveling up my React skills one hook at a time! 🚀

#BuildInPublic #React #JavaScript #Hooks #LearningByBuilding

[karthick Prabakaran @karthickop6]

Day 70 🚀
Built a full-stack API flow:
✅ Frontend service + screen integration + state mgmt
✅ Backend (service, controller, router)
✅ Device token handling flow

Also doubled down on React hooks → applied in real cases.
Consistency > everything 🙌

#BuildInPublic #ReactNative

[karthick Prabakaran @karthickop6]

Day 69: 🚀

Coded a complex filter function with backend controller ✅
Built a service to securely store user device tokens for app notifications 🔔

Also dove deep into React hooks: useState, useRef, useEffect 💡

Consistency is key! #BuildInPublic #ReactNative #NodeJS #Hooks

[karthick Prabakaran @karthickop6]

Day 68 🚀
✅ Built a search filter: frontend screen + state management + backend controller/route
✅ Cleaned up unused functions
✅ Planned a complex feature
🔄 Revised React rendering process

Consistency > Intensity

#BuildInPublic #React #TypeScript #DevLog #NodeJS

[karthick Prabakaran @karthickop6]

Day 67 🚀

Project: Built a production-ready GET API in TypeScript & planned a complex mapping feature.
React: Coded a simple app in raw React (no build tools) to strengthen fundamentals.

Consistency > everything 💪

#BuildInPublic #TypeScript #React #DevLog #JavaScript #NodeJS

[karthick Prabakaran @karthickop6]

Day 66 🚀
Project: Fixed navigation issues in 2 components using a custom function + useNavigate.
JS: Learned prototypes, compose & pipe; reviewed classes & constructors.
Staying consistent every day!

#BuildInPublic #ReactNative #NodeJS #JavaScript #DevLog #Navigation #Prototype

[karthick Prabakaran @karthickop6]

Day 65 🚀

🔹 Planned push notifications from backend
🔹 Implemented Expo device token logic for logged-in users
🔹 Revised JS concepts: Promises, Closures, Currying, var/let/const

Consistency > intensity 💯

#BuildInPublic #JavaScript #ReactNative #NodeJS #DevLog