Hi, I'm Sonu Kumar

Java Developer

I enjoy building websites and making ideas work through code. I focus on backend development with modern Java tools and am also learning about artificial intelligence. I’m exploring web design and other technologies to become a better full-stack developer.

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About Me

I’m a Developer who is passionate about creating useful applications that can solve real problems. I enjoy learning new things and working with modern Java tools and technologies. I’m eager to improve my skills and grow as a developer.

When I'm not coding, you can find me exploring new technologies, contributing to open-source projects, or sharing my knowledge through blog posts and community involvement.

Frontend

React, JavaScript, CSS

Backend

Node.js, Java, SQL, MongoDB, Spring Boot

Skills & Technologies

Frontend

React JavaScript HTML5 CSS3

Backend

Node.js Express.js REST APIs Java Spring Boot

Database

MongoDB MySQL

Tools & Others

Git Vercel IntelliJ IDEA VS Code

Featured Projects

Live

Portfolio

Built a personal portfolio website to show my projects, skills, work experience, and resume using modern web technologies.

HTML CSS JavaScript

Live Demo Code

Live

Bloging Website

Built a blog website with free programming lessons and articles. Added projects, certificates, internships, and a virtual helper for support.

HTML CSS JavaScript Node.js MySQL

Live Demo Code

In Progress

Health Care Application: Swasthya Setu

Developing Swasthya Setu — a health platform offering online doctor access, nearby hospital info, and emergency services for rural patients.

Java React Sprng Boot MySQL Rest API

Live Demo Code

Work Experience

Java Developer Intern

Codec Technologies

Feb 2025- Apr 2025

Developed applications using Java, JavaScript, and related technologies to deliver efficient and user-friendly solutions.

Key Achievements:

Developed backend features using Java and APIs.
Improved app performance, cutting errors by 40%.
Collaborated to write clean, scalable code.

Cerification

Java Foundation

Infosys Springboard

June 2025

Completed Java Foundation Certification from Infosys Springboard, covering Core Java and Advanced Java concepts, including OOPs, collections.
See Certificate

Java Training

Codec Technologies

March 2025

Completed Java training from Codec Technologies, covering Core Java, Advanced Java, Servlets, databases (JDBC, SQL), and related technologies.
See Certificate

Web development

Internshala Training

October 2023

Completed Web Development training from Internshala, covering HTML, CSS, JavaScript, DBMS, and related web technologies.
See Certificate

Get In Touch

Let's work together

I'm always interested in new opportunities and exciting projects. Whether you have a question or just want to say hi, feel free to reach out!

sk3434460@gmail.com

+91 9973186195

Sitamarhi, Bihar, India

Send me a message

I'll get back to you as soon as possible.