VISHAL KUMAR

Backend Engineer & Full-Stack Developer

Noida, India 0+ yrs exp 86 · Excellent

About

Backend Engineer & Full-Stack Developer with proven experience building scalable distributed systems using Node.js, Java, Spring Boot, and RESTful APIs. Delivered production applications with measurable performance improvements. Skilled in system design, microservices, cloud deployment (AWS/Azure), and modern full-stack development. Strong understanding of data structures, backend architecture, and scalable application development.

Skills & Expertise (31)

React.js Intermediate

5.2/10

0.25

Years Exp

JavaScript Intermediate

4.5/10

0.25

Years Exp

Node.js Intermediate

4.5/10

0.25

Years Exp

Express.js Intermediate

4.5/10

0.25

Years Exp

REST APIs Intermediate

4.5/10

0.25

Years Exp

JWT Authentication Intermediate

4.5/10

0.25

Years Exp

VS Code Intermediate

4.0/10

0.25

Years Exp

Postman Intermediate

4.0/10

0.25

Years Exp

HTML Intermediate

4.0/10

0.25

Years Exp

CSS Intermediate

4.0/10

0.25

Years Exp

GitHub Intermediate

4.0/10

0.25

Years Exp

Git Intermediate

4.0/10

0.25

Years Exp

MySql Beginner

3.5/10

0.25

Years Exp

MongoDb Beginner

3.5/10

0.25

Years Exp

bootstrap Beginner

3.5/10

0.25

Years Exp

Tailwind CSS Beginner

3.5/10

0.25

Years Exp

Microservices Beginner

3.5/10

0.25

Years Exp

Postgresql Beginner

3.5/10

0.25

Years Exp

Java Beginner

3.2/10

0.25

Years Exp

Operating systems Beginner

3.0/10

0.25

Years Exp

DBMS Beginner

3.0/10

0.25

Years Exp

LINUX Beginner

3.0/10

0.25

Years Exp

Data Structures & Algorithms Beginner

3.0/10

0.25

Years Exp

OOP Beginner

3.0/10

0.25

Years Exp

Spring Boot Beginner

2.5/10

0.25

Years Exp

System Design Beginner

2.5/10

0.25

Years Exp

Azure Beginner

2.5/10

0.25

Years Exp

AWS Beginner

2.5/10

0.25

Years Exp

Redis Beginner

2.5/10

0.25

Years Exp

Java (Spring Boot) MERN Stack

Work Experience

Full-Stack Developer Intern

Phaton (AI E-Commerce Startup)

Jul 2025 - Oct 2025

Built responsive e-commerce UI using React for 200+ product listings, reducing average page load time by 35% through lazy loading and component-level code splitting. Designed and optimized 15+ RESTful APIs using Node.js and Express.js for product management, authentication, and order operations, improving API response time by 40% and supporting 1,000+ concurrent users. Implemented JWT-based authentication and Role-Based Access Control (RBAC) while collaborating in an Agile team of 4–5 developers using Git branching workflows, achieving 98% on-time delivery across 3 sprint cycles.

Education

M.Sc (Master of Science) - Kanpur University

2022 - 2024 · India

B.Sc (Bachelor of Science) - Kanpur University

2019 - 2022 · India

Certifications

Full stack web development & DSA

APNA COLLEGE · 2025

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Profile Score Breakdown

📷 Photo 10/10

📄 Resume 10/10

💼 Job Title 10/10

✍️ Bio 10/10

🛠️ Skills 20/20

🎓 Education 10/10

⏱️ Experience 6/15

💰 Rate 0/5

🏆 Certs 5/5

✅ Verified 5/5

Total Score 86/100

Profile Overview

Member sinceJun 2026

Availability Details

Visa Status

Citizen

Relocation

Open to Relocation

Skills (31)

Click a skill to find developers with the same skill

React.js JavaScript Node.js Express.js REST APIs JWT Authentication VS Code Postman HTML CSS +21 more

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