Amar Deep | Java Full Stack Developer 🚀

Trying to build a strong tech community 👇 If you're into: 💻 Frontend ⚙️ Backend (Java) 🧠 DSA 📊 Data Science 🚀 Growth Let’s connect 🤝 No negativity. Only learning + building. Follow & be part of it 🔥 #TechCommunity #CodingLife #Developers #Frontend #Backend #Java #DSA #DataScience 🚀

I solved 100+ DSA questions… but still struggled in interviews 😓 Then I realized — It’s NOT about quantity, it’s about PATTERNS 🔥 Here are 5 patterns every developer must know 👇 1. Sliding Window 2. Two Pointers 3. Binary Search 4. Recursion + Backtracking 5. Dynamic Programming Once I focused on these, everything started making sense 🚀 💡 Tip: Don’t solve random questions Master patterns instead I’ve created a structured DSA sheet based on these patterns (same I’m using) 💯 👇 Want the DSA PDF? 1. Follow me (I share Java + DSA content) 2. Comment “DSA” 3. DM me “DSA” Let’s build together!

Hey Techies 👋 If you are a Frontend, Backend, or Full Stack Developer… Let’s connect 🤝 Let’s grow together 🚀 Building real projects. Sharing knowledge. Cracking opportunities. 💻 Frontend | Backend | Full Stack ⚙️ Java | Spring Boot | Microservices 🌐 HTML | CSS | JavaScript | React 🗄️ MySQL | PostgreSQL | APIs ☁️ Git | GitHub | Docker | CI/CD 👉 Follow + Connect for daily dev content #Frontend #Backend #FullStack #Java #SpringBoot #React #WebDevelopment #Developer #Coding #Tech

Hey Techies 👋 Posting something like this for the first time 🚀 I’ve put together a Linked List practice sheet (30 questions) that I’m personally using for DSA prep. No random questions ❌ Only important + interview-relevant problems ✅ 📌 Includes: • Easy → Hard progression • Must-know patterns • Questions asked in interviews If you're preparing for placements or switching, this can save you time ⏳ 👉 Want the full DSA sheet (all topics)? Just comment "DSA" or DM me 📩 If you find this useful: ❤️ Like 🔁 Repost ➕ Follow for more real prep content #DSA #LinkedList #JavaDeveloper #CodingJourney #LeetCode #InterviewPrep #Developers #Tech

Most developers don’t fail interviews because of lack of effort… They fail because of no direction ❌ Random DSA questions ❌ Too many tutorials ❌ No clear roadmap What actually works 👇 ✔️ Company-wise questions ✔️ Pattern-based preparation ✔️ Focus on Arrays, Strings & Collections I’ve compiled a structured list for this 📌 If you want it: 👉 Comment JAVA or DM me If you’re a techie like me 👇 👉 Follow for more Java, DSA & Backend content 🚀 Let’s grow together 🚀 #Java #DSA #InterviewPrep #Developers #Coding #Backend

@kawiza80560 @X Let's connect

Hey @X 👋 I’m looking to #CONNECT  with folks interested in: 👨‍💻 App dev ⚛️ Ai/ML 🧠 DSA 🌐 Full Stack Dev 💼 Freelancing 🎨 Frontend 🚀 Backend 🧩 Node.js / fastApi ✅ Software Development ☕ Java 💻 LeetCode Let’s grow, share, and #LearnInPublic together! #letsconnect .

@im_Venkat_Reddy Let's connect

................................ Tech? AI? Code? ................................ Lets connect ✅

@rxhit05 Let's connect

Hey founders!! Looking to connect with people building in: 🍽️ SaaS 🚀 Tech 📲 Automation 🧠 AI tools 📱 Product Development 🔥 Web APP 💻 Devs Drop what you're working on👇

@anjalinirwal02 Let's connect

Hey techies !! I'm looking to connect with people interested in: → Frontend → Backend → Full Stack → DevOps → LeetCode → AI/ML → Data Science → UI/UX → Freelancing → Startups Say hi & let's grow together 👋

I’m looking to connect with people interested in: 🚀 • Machine Learning (Priority) 🤖 • Artificial Intelligence • Data Science • Python • Software Development • Backend Development • Data Engineering • Open Source • System Design • Tech & Startups Currently focusing heavily on Machine Learning, ML mathematics, and building ML projects 📊 If you're also growing in tech or AI/ML, let’s connect 🤝 #LetsConnect #MachineLearning #AI #DataScience #SoftwareEngineering #TechCommunity

Hey @X 👋 I'm looking to #connect with folks interested in: 🎨 Frontend ⚙️ Backend 🧑‍💻 Full Stack 🤖 AI / ML 📱 App Dev ☁️ DevOps / Cloud 🧩 Software Engineering ☕ SaaS 💼 Freelancing 🌐 Open Source Let's grow, and build together #letsconnect

I’m looking to connect with people interested in: 🚀 • Machine Learning (Priority) 🤖 • Artificial Intelligence • Data Science • Python • Software Development • Backend Development • Data Engineering • Open Source • System Design • Tech & Startups Currently focusing heavily on Machine Learning, ML mathematics, and building ML projects 📊 If you're also growing in tech or AI/ML, let’s connect 🤝 #LetsConnect #MachineLearning #AI #DataScience #SoftwareEngineering #TechCommunity

🚫 Most Developers Think Learning APIs is Enough… It’s not. I’ve seen many developers who: → Know what REST API is → Can explain GET, POST, PUT → But still can’t build a working system And that’s where they fail. 💡 Real Growth Starts When You Build So I created a complete hands-on Spring Boot REST API project Not just theory. Not just notes. A real backend system 👇 ✔️ Client → Server communication (REST flow) ✔️ Full CRUD operations ✔️ Spring Boot + JPA integration ✔️ Postman testing ✔️ Database storage 👉 As shown in the guide, the API actually handles student registration and persists data using Spring Data JPA — exactly how real-world systems work ⚡ Why This Matters Because companies don’t hire based on: ❌ Definitions ❌ Certificates They hire based on: ✅ What you can build ✅ How you think ✅ How you solve problems 🔥 If You're Serious About Backend Development Start building projects like this. Not tomorrow. Today. 📩 Want This Full PDF + More Real Projects? DM me “API” — I’ll share it with you 🤝 Open for Collaboration I help developers with: ✔️ Project-based learning ✔️ Backend roadmap ✔️ LinkedIn growth 👉 DM “COLLAB” for collaboration 💬 Let’s Connect Comment “JAVA” or “SPRING” — I’ll connect with you #Java #SpringBoot #BackendDeveloper #RESTAPI #CodingJourney #Developers #TechCareer

Hey Techies 👋 If you are a Frontend, Backend, or Full Stack Developer… Let’s connect 🤝 Let’s grow together 🚀 Building real projects. Sharing knowledge. Cracking opportunities. 💻 Frontend | Backend | Full Stack ⚙️ Java | Spring Boot | Microservices 🌐 HTML | CSS | JavaScript | React 🗄️ MySQL | PostgreSQL | APIs ☁️ Git | GitHub | Docker | CI/CD 👉 Follow + Connect for daily dev content #Frontend #Backend #FullStack #Java #SpringBoot #React #WebDevelopment #Developer #Coding #Tech

Hey Techies 👋 If you're a developer, let’s connect and grow together 🚀

🛒 From Login to Payment: Designing a Real-World E-Commerce System When a user clicks “Buy Now”, it looks simple. But behind that single click, multiple systems coordinate in real-time. I designed a complete E-Commerce System Architecture and visualized it as a metro map 🚇 — to break down complex workflows into structured, connected flows. 🔍 Here’s what actually happens behind the scenes: 🟢 User Layer Authentication (Login/Register) → Session/JWT handling 🟡 Product Layer Product Catalog → Categories → Search & Filtering → Inventory validation 🔵 Cart Layer Add to Cart → Update → Apply Coupons → Prepare Checkout 🔴 Order Layer Address selection → Order Summary → Order Creation 🟣 Payment Layer Payment Gateway integration (Razorpay/Stripe) → Secure transaction → Success/Failure handling → Webhook-based order confirmation ⚙️ System Architecture (Under the Hood) API Gateway handling incoming requests Microservices: User, Product, Order, Payment Databases: User, Product, Inventory, Order, Payment Redis for caching & performance Kafka/RabbitMQ for asynchronous processing CDN for optimized media delivery 🔔 Real-world Enhancements ✔ Notification services (Email, SMS, Push) ✔ Recommendation system ✔ Refund & failure handling ✔ Load balancing & scalability 💡 The goal is not just to build features, but to design systems that can scale, perform, and handle real-world traffic. If you're preparing for backend or system design interviews, start thinking beyond CRUD applications. 👉 Let’s connect: shorturl.at/5kV10⁠ 🔥 Follow for more system design breakdowns & backend engineering content #SystemDesign #BackendDevelopment #JavaDeveloper #SpringBoot #Microservices #SoftwareArchitecture #TechCareers #DevelopersIndia

Let's connect developers Drop your comment #JavaDeveloper #Springboot #Python #Django

@Papito_192 Let's connect

Hi guys 👋 I’m a Software Engineer passionate about building and exploring new tech. If you’re in tech, let’s connect 🤝

If you are developer then connect and grow together

@UraViva_ Let's connect

hey everyone! 👋 Only real developers are allowed to reply to this tweet. Check if you are eligible :)