Justin John
Hello There!

I'M Justin John

Full Stack Java Developer

United States (224) 875-8401 justin@webappn.com http://www.linkedin.com/in/justin-johnjj https://github.com/DevillnDisguiise

About Me

I am an Entry-Level Full Stack Java Developer with 3 years of experience in designing and developing responsive web applications using Java, Spring Boot, ReactJS, and RESTful APIs. Strong understanding of object-oriented programming, Spring MVC, and Microservices, with practical exposure to integrating backend services and frontend interfaces. Proficient in creating user-friendly interfaces using HTML5, CSS3, JavaScript, AngularJS, and ReactJS, ensuring accessibility and performance optimization. Hands-on experience with MySQL, PostgreSQL, and MongoDB, focusing on efficient database querying, schema management, and backend connectivity. Knowledge of AWS, Docker, Jenkins, and Terraform for CI/CD automation, cloud deployment, and container management in Agile team settings. Dedicated, collaborative, and open to learning new technologies — eager to contribute to innovative software solutions and ready to relocate across the U.S.

Download CV
Justin John - Full Stack Developer

What I can do for you

Character Traits

Leadership

Detail-Oriented

Continuous Learner

Collaborative

Technical Skills

Languages

Java 8/11/17, J2EE, Python (Basic)

Frontend

HTML5, CSS3, JavaScript 1.8, jQuery, AngularJS 11, ReactJS 16

Backend & Frameworks

Spring Boot 2, Spring 4, Hibernate 5, REST APIs, Microservices, JWT, Django (Basic)

Databases

MySQL 8, PostgreSQL, MongoDB 4, Oracle

Cloud/DevOps

AWS, Azure, Docker 19, Terraform, Jenkins, Ansible

Build & Tools

Maven, Git, Jira, IntelliJ, Eclipse

Testing

JUnit, Mockito, Selenium, Postman, TestNG, Cucumber

Messaging

Kafka, RabbitMQ (Basic)

Servers

Apache Tomcat, WebLogic, JBoss

Platforms

Windows, Linux, macOS

Certifications

Google Cloud Platform Fundamentals: Core Infrastructure

CGCG Sep 2019

Essential Google Cloud Infrastructure: Foundation

CGCG Sep 2019

Essential Google Cloud Infrastructure: Core Services

CGCG Oct 2019

Reliable Google Cloud Infrastructure: Design and Process

CGCG Nov 2019

Elastic Google Cloud Infrastructure: Scaling and Automation

CGCG Nov 2019

Introduction to Internet of Things (IoT)

IIT Kharagpur (NPTEL) Apr 2019

My Education & Experience

Amal Jyothi College of Engineering (Autonomous)

2016-2020 - Bachelor's Degree in Computer Science

Graduated with a strong foundation in computer science fundamentals, programming languages, and software engineering principles.

HCL Technologies

July 2022 – Present - Software Developer (Associate / Intern)

Key Responsibilities: • Collaborated on developing full-stack web applications using Java, Spring Boot, and ReactJS • Supported REST API creation and backend integration for data-driven applications • Assisted in frontend design using HTML5, CSS3, JavaScript, and ReactJS • Wrote and executed SQL queries for CRUD operations using MySQL and PostgreSQL • Gained exposure to CI/CD pipelines using Jenkins and Docker • Performed unit and integration testing with JUnit, Selenium, and Postman • Worked within Agile Scrum methodology • Supported application deployments on AWS

Environment: Java 11, Spring Boot, ReactJS, AngularJS, Hibernate, REST APIs, MySQL, PostgreSQL, MongoDB, Docker, Jenkins, Git, AWS, JUnit, Selenium, Maven, Agile Scrum

Recent Works

  • All
  • Web Development
  • AI/ML
  • Software Tools

Deepfake Detection

Portfolio Website

Python Automation Scripts

Get in Touch

justin@webappn.com

(224) 875-8401

United States