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Rishabh2743/README.md

Hi there 👋, I'm Rishabh Raj

Full Stack Software Developer | LLM + AI | Java | Spring Boot | React | System Design

Rishabh2743

🧑‍💻 About Me

  • 🔭 Currently working at PaySecure building scalable fraud detection and AML systems using microservices, real-time data pipelines, and ML.
  • 🌱 Previously worked at Tata Technologies and Outlier as a full-stack developer and AI prompt engineer.
  • 💡 Passionate about System Design, Machine Learning, AI + LLMs, and solving real-world problems with technology.
  • 👯 I’m looking to collaborate on backend-heavy systems, AI applications, or developer tools.
  • 🧠 Love Data Structures, Problem Solving & Hackathons.

🚀 Skills & Technologies

💻 Languages & Databases

C++ Java JavaScript Python SQL MongoDB

🛠️ Tools & Platforms

Git GitHub Azure Services Swagger Postman Docker Kubernetes CI/CD JWT OAuth2.0

⚙️ Frameworks & Cloud

Spring Boot Node js Fastapi``React.js AWS Apache Kafka Microservices REST APIs

💡 Other Expertise

DSA System Design Low-Level Design (LLD) High-Level Design (HLD)
Machine Learning AI NLP LLMs PowerShell CRM Systems

💼 Work Experience

👨‍💻 Software Developer @ PaySecure (Jun 2025–Present)

  • Designed and built real-time fraud detection & AML backend systems using microservices.
  • Leveraged both rule-based and ML-based techniques for anomaly detection.

👨‍🔬 Software Engineer @ Outlier (Freelance) (Feb 2025–May 2025)

  • Engineered prompts to optimize LLM outputs across education, productivity, and content generation.

🎓 Software Developer @ Tata Technologies (Oct 2022–Jan 2025)

  • 🚀 Improved frontend responsiveness (↓70% load time), backend scalability, and analytics pipelines.
  • 🧠 Built Course Recommendation Engine, AI Chatbot, and automated B2B/B2C dashboards.
  • 🛠️ Led critical modules: Admin, Payment, Registration, Live Training.

💡 Web Dev Intern @ Write and Chill (Oct 2020–Feb 2021)

  • Assisted in frontend dev, improving interactivity and responsiveness for live projects.

🏆 Achievements

  • ⭐ 4-star @ LeetCode (1800+ rating)
  • ⭐ 5-star @ HackerRank
  • 💯 1000+ problems solved across platforms
  • 💡 1000+ GFG score
  • 🐧 Familiar with Pipelines, Linux, PowerShell, and CRM Systems

📫 Contact Me

⚡ Fun Fact

I love building things from scratch, solving 2 a.m. bugs, and exploring how AI can truly enhance developer productivity.

📊 GitHub Stats

Rishabh's GitHub stats GitHub Streak

Top Languages

🧠 Let's Build Something Awesome Together 🚀

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  1. -striver-DSA-sheet-arsh-goyal -striver-DSA-sheet-arsh-goyal Public

    Dsa Important concept and sheet provided by striver and Arsh goyal

    C++ 1

  2. Admin_karbaan_frontened Admin_karbaan_frontened Public

    The project is to create a admin dashboard using React.js and JavaScript. The dashboard will provide information and metrics related sales of course ,notes,todo,calender. It will allow users to vis…

    JavaScript

  3. blood-detetction-machineLearning-Python blood-detetction-machineLearning-Python Public

    The project is to develop a blood disease detection system using machine learning techniques and Python programming language. The system will analyze blood samples and automatically classify them i…

    Jupyter Notebook 1

  4. food-order-app-reactjs food-order-app-reactjs Public

    The project is to develop a food order application using React.js and TypeScript. The application will allow users to browse through a menu, select food items, customize their orders, and place foo…

    JavaScript

  5. Notes-App-master-reactjs-nodejs-mongodb Notes-App-master-reactjs-nodejs-mongodb Public

    The project aims to develop a notes application using the React.js framework for the front-end and Node.js for the back-end. The application will allow users to create, view, edit, and delete notes…

    JavaScript

  6. Train-Reservation-System--Angular Train-Reservation-System--Angular Public

    The project about a train reservation system using the Angular framework. The application will allow users to search for train routes, view available seats, make reservations, and manage their book…

    TypeScript