Spring Boot E-Commerce

DEBABRATA DAS

Bangalore, Karnataka

Ó 977-***-**** R *********@*****.*** Linkedin Github

EDUCATION

Centurion University of Technology and Management Aug 2020 – June 2024 Btech In Computer Science Bhubaneswar,India

SKILLS

Languages: Java, JavaScript, SQL, Data Structures and Algorithms Developer Tools: Eclipse, VS Code, IntelliJ IDEA Ultimate, Postman, Git,GitHub Technologies/Frameworks: J2EE,Hibernate,Spring, Spring Boot,React js PROJECT EXPERIENCE

E-Commerce Web Application Spring Boot, Hibernate, MySQL, REST API, Java, Maven

• Developed backend for product listing, user authentication, cart management, and order processing.

• Designed 15+ RESTful APIs using layered architecture, improving modularity and supporting smooth frontend integration .

• Implemented JWT authentication and role-based access control to secure 100% of key API endpoints in the demo environment.

Banking Management System Spring Boot, Hibernate, PostgreSQL, Java, JPA, Postman

• Built 3+ core banking features including account creation, fund transfer, and transaction history, improving demo usability by 40%.

• Integrated Spring Security to implement secure login, session management, and encryption of sensitive data.

• Optimized 10+ PostgreSQL queries and database relationships, improving performance and reducing API response time by 20%.

Hibernate-based Merchant Product Management System Java, Hibernate, JPA, MySQ

• Engineered a console-based CRUD application to manage 50+ merchants and 200+ products using Hibernate ORM and DAO design pattern.

• Designed and implemented entity relationships using @OneToMany and @ManyToOne annotations for seamless bi-directional mapping.

• Integrated authentication via email/phone and built product operations (add, update, search) using JPQL, EntityManager, and DAO layer, reducing manual effort by 40%. EXPERIENCE

JSpiders 09 2024 – Present

Java Full Stack Certification Bangalore, India

• Collaborated on backend development using Java and JDBC to build 3+ scalable modules, improving code modularity and maintainability by 40%.

• Utilized Java OOP principles and properties (inheritance, encapsulation, polymorphism) in 5+ modules, enhancing code reusability by 35%.

• Applied OOP design patterns and Java collections to streamline data handling, improving application performance by 30%.

Internshala 01 2024 – 02 2024

Web Developer Intern Remot, India

• Implemented 10+ responsive web pages using HTML, CSS, JS React, increasing load speed by 25% and engagement by 30%.

• Collaborated with senior developers to integrate RESTful APIs and optimize frontend performance.

• Facilitated seamless RESTful API integration in React, reducing frontend bugs by 30% during QA testing . CERTIFICATIONS

• Introduction to Advance Java – GreatLearning Aug 2022

• Introduction to Javascript: The Basics – GreatLearning Jul 2022

• Software Development life Cycle – – Aug 2021

Contact this candidate