Sandeep Singh

Full Stack Developer | Next.js, Node.js & Python | AI & LangChain Enthusiast | Open to Work (Remote/Hybrid)

[Sandeep Singh @SinghNecoder]

🚀 Today I learned about PageIndex and Vectorless RAG.

Interesting to see how RAG can retrieve relevant information without relying on vector embeddings, making systems simpler and more efficient for certain use cases.

#AI #RAG #LLM #LearningInPublic

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:

• Linked List Cycle
• Reverse Linked List

#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:
• Group Anagrams
• Valid Anagram

#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:
• Longest Substring Without Repeating Characters

#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:

• Rotate Array
• Container With Most Water

#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:
• Product of Array Except Self

#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:
• Merge Intervals

#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

🚀 Today’s DSA Topics:

• Maximum Subarray (Kadane’s Algorithm)
• Best Time to Buy and Sell Stock
#leetcode #dsa #javascript #coding

[Sandeep Singh @SinghNecoder]

Solved 2 LeetCode problems today 💻

✔ Valid Parentheses
✔ Min Stack (O(1) operations)

#leetcode #DSA #100DaysOfCode #coding

[Sandeep Singh @SinghNecoder]

Today was all about debugging and improving my Microservices-Based E-Commerce Platform

Fixed bugs in:
✅ Auth Service
✅ Cart Service
✅ API Gateway routing
✅ Docker Compose setup
Slowly making the backend more stable and production-ready
#Microservices #Docker #fastapi

[Sandeep Singh @SinghNecoder]

Microservices E-Commerce platform with AI recommendations! 🛠️

Today’s focus: The Frontend.

React + Redux for the heavy lifting.

TanStack Query for that smooth data fetching ⚡

Shadcn UI for the aesthetics.

#buildinpublic #reactjs #webdev #microservices

[Sandeep Singh @SinghNecoder]

Building a Microservices-based E-Commerce backend with AI recommendations
Completed so far:
✅ Auth service (JWT)
✅ Product service
✅ Cart service
✅ Review service
✅ Nginx API Gateway
✅ Docker + Docker Compose

Next: AI-powered recommendation engine
#Microservices #Docker

[Sandeep Singh @SinghNecoder]

Success! Just solved The Hurdle Race on @HackerRank. Can you complete the challenge? https://t.co/3QT2QFSQvQ #programming

[Sandeep Singh @SinghNecoder]

🚀 Final Year Project – Step 3
Working on AI Product Recommendations 🤖
• Personalized suggestions
• Based on user behavior & data
Goal: smarter e-commerce experience 🔥
#AI #MachineLearning

[Sandeep Singh @SinghNecoder]

🚀 Final Year Project – Step 2
Started backend development using FastAPI + Docker
• Built User Service (Auth, JWT) 🔐
• Service-to-service communication setup
Turning architecture into working system ⚙️
#FastAPI #Backend

[Sandeep Singh @SinghNecoder]

🚀 Final Year Project – Step 1
Designed a Microservices-Based E-Commerce Platform
• Services: User, Product, Order, Payment, Recommendation
• NGINX API Gateway
• Separate DB per service
Focused on scalable system design 💡
#Microservices #SystemDesign

[Sandeep Singh @SinghNecoder]

Success! Just solved Breaking the Records on @HackerRank. Can you complete the challenge? https://t.co/nA13btGFfo #programming

[Sandeep Singh @SinghNecoder]

Circlo backend just got stronger 💪

Added new Prisma models: 🔔 Notifications 💬 Messages 🛡️ Reports
Together with Posts, Comments, Likes & Follows, these upgrades make Circlo more interactive, safe & community-driven. 🚀
#CircloApp #Backend #Prisma #SocialMedia

[Sandeep Singh @SinghNecoder]

✨Bug fix alert! Portfolio AI now shows all portfolio data. Pinecone DB embeddings fully updated → accurate AI responses every time.

#AI #VectorDB