Simran Kukkar

Software Developer with hands-on experience building RESTful applications using Java and Spring Boot, backed by 2.5 years of backend development experience in enterprise Salesforce systems. Strong foundation in Core Java, OOP, REST APIs, Microservices architecture, and database systems. Skilled in building secure, scalable, and maintainable backend services with a focus on performance optimization and clean code.

PROJECT EXPERIENCE

E-Shop - Full Stack E-Commerce Application (Aug 2025 - Jan 2026)

Tech Stack: Java 21, Spring Boot, Spring Security, Docker, AWS, JWT, React, Redux

• Designed and built a full-stack e-commerce application using Spring Boot and React, following layered architecture and OOP principles.

• Developed REST APIs for authentication, product, cart, and order processing.

• Secured the application using JWT-based authentication and role-based access control (RBAC) with Admin, User and Seller roles via Spring Security.

• Built the persistence layer using JPA (Hibernate) with pagination and sorting support, integrated the Stripe payment gateway, and documented APIs using Swagger.

• Containerized and deployed the application on AWS EC2 using Docker.

• Implemented asynchronous workflows using RabbitMQ, centralized routing with Spring Cloud Gateway, and applied Resilience4j for fault-tolerant microservices.

Software Engineer - Salesforce | Radicle Software Pvt. Ltd. (Dec 2022 - May 2025)

• Designed, developed, and maintained scalable backend services using Apex (Java-like) following OOP principles and enterprise design patterns.

• Built REST APIs to enable seamless internal and third-party system integrations.

• Implemented asynchronous processing using Batch Apex and Queueable jobs (50k+records per run) and actively participated in code reviews and design discussions.

• Automated recurring operational processes through Salesforce reporting, reducing manual effort by approximately 80%.

• Optimized SOQL queries and backend workflows, improving response times by approximately 30%.

• Maintained 90%+ unit test coverage and collaborated closely with QA and DevOps teams to ensure stable, high-quality releases.

Guru Gobind Singh Indraprastha University (GGSIPU) New Delhi, Delhi

Bachelor of Technology in Computer Science, CGPA: 9.3 (Aug 2018 - Aug 2022)