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Achievements

Achievement: Pull Sharkx2Achievement: YOLOAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pull Sharkx2Achievement: YOLOAchievement: Arctic Code Vault Contributor

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ranjankumarmandal/README.md

Hi there 👋 I'm Ranjan Kumar Mandal

Seasoned Software Development Engineer with a master’s degree in Computer Science and 6+ years of experience in software development, cloud technologies, and AI.

Skills

• Backend: Java, Spring Boot, Security, JPA, Hibernate, WebFlux, OAuth 2.0, JWT, REST, gRPC, JUnit, Nginx, Microservices
• Frontend: JavaScript, TypeScript, HTML5, CSS3, SCSS, React, Redux, RxJS, Webpack, Babel, Node, NPM, Yarn, Figma
• AI: Python, FastAPI, PyTorch, Hugging Face, Transformers, LoRA, Sklearn, LLM, RAG, AI Agents, MCP
• Data Engineering: Apache Spark, PySpark, Apache NiFi, Flink, Kafka, ETL, Concurrency
• DB & Clouds: RDBMS, PostgreSQL, MySQL, DB2, Azure SQL, NoSQL, Redis, MongoDB, Cassandra, AWS, Azure, GCP
• Other: Distributed Full Stack, Maven, Gradle, Git, Jira, GraphQL, Postman, CI/CD, ELK, Grafana, GitHub, Docker, K8S

🧠 Engineering Interests

• Distributed System Design
• Microservices Architecture
• Event-Driven Systems
• Cloud Native Development
• High Performance Web Applications
• AI / LLM Integration
• Quantum Deep Learning

Education

Liverpool John Moores University (LJMU), England, United Kingdom: Master of Science (MS - Computer Science) - WES Report
International Institute of Information Technology (IIIT Bangalore), Bangalore, India: Post Graduate Program (PGP - SDE)
Ranchi University, India: Bachelor of Technology (B.Tech. - Computer Science & Engineering)

Contact

• Portfolio
• LinkedIn
• GitHub
• Leetcode

Popular repositories Loading

  1. Hotel-Management-Web-App-Backend-Services-with-Java-Spring-Boot-and-Hibernate Hotel-Management-Web-App-Backend-Services-with-Java-Spring-Boot-and-Hibernate Public

    Hotel Management Backend web app. Technologies used - Java, Spring-boot, JPA/Hiberate, MySQL, Radis, MongoDB, AWS, S3, REST Web Services, Eureka, Lombok, etc

    Java 6 3

  2. MicroPosts MicroPosts Public

    A full stack web application with Vanilla JavaScript and json-server.

    JavaScript 3 1

  3. Github-Finder-React Github-Finder-React Public

    You can find any GitHub user's name, their repo details and link to their GitHub page just by searching their name in this application. This app uses React.js, Redux, RESTs, etc.

    JavaScript 3 2

  4. DS-and-Algo-with-JavaScript DS-and-Algo-with-JavaScript Public

    JavaScript patterns and problem solving

    JavaScript 1 1

  5. Spring-Boot-Backend-Development-with-Java Spring-Boot-Backend-Development-with-Java Public

    Backend web app. Technologies used - Java, Spring-boot, JPA/Hiberate, MySQL, Radis, Cassandra, AWS, REST Web Services, Eureka, Lombok, etc

    Java 1 1

  6. Advanced-SpringBoot---Using-RestTemplate-and-Some-Critical-Annotations---Order-Service Advanced-SpringBoot---Using-RestTemplate-and-Some-Critical-Annotations---Order-Service Public

    Java 1