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Raju Kumar

Raju Kumar

Node.js Developer

Bangalore, India
75
Profile Score

Skills & Expertise (22)

Node.js Intermediate
8.1/10
1
Years Exp
JavaScript (ES6+) Intermediate
8.1/10
1
Years Exp
Express.js Intermediate
7.8/10
1
Years Exp
RESTful APIs Intermediate
7.8/10
1
Years Exp
MySql Intermediate
7.8/10
1
Years Exp
Microservices Intermediate
7.6/10
1
Years Exp
JWT Intermediate
7.6/10
1
Years Exp
OAuth 2.0 Intermediate
7.6/10
1
Years Exp
Query Optimization Intermediate
7.6/10
1
Years Exp
Docker Intermediate
7.2/10
1
Years Exp
GitHub Intermediate
7.2/10
1
Years Exp
Git Intermediate
7.2/10
1
Years Exp
SQL Intermediate
7.2/10
1
Years Exp
Redis Intermediate
7.2/10
1
Years Exp
Sequelize ORM Intermediate
7.2/10
1
Years Exp
Socket.IO Intermediate
7.2/10
1
Years Exp
HTML5 Beginner
6.8/10
1
Years Exp
CSS3 Beginner
6.8/10
1
Years Exp
Postgresql Beginner
6.8/10
1
Years Exp
Postman Beginner
6.8/10
1
Years Exp
GraphQL Beginner
6.8/10
1
Years Exp
Java Beginner
5.8/10
1
Years Exp

Work Experience

Node.js Developer

Fusion World

Aug 2024 - Present

Architected 15+ RESTful APIs using Node.js and Express.js, serving 50,000+ daily requests with 99.9% uptime and sub-200ms response time. Optimized MySQL queries with Sequelize ORM, reducing execution time by 65% through indexing and query refactoring. Engineered JWT authentication system with role-based access control for 100,000+ users using bcrypt and OAuth 2.0. Designed microservices architecture with 8 independent services, improving deployment efficiency by 50%. Built real-time features using Socket.io for live notifications and messaging in enterprise applications. Integrated payment gateways (Razorpay, Stripe), AWS S3, and third-party APIs, reducing development time by 30%. Established testing framework with sonarcube achieving 85% code coverage, reducing production bugs by 60%. Deployed Redis caching and Winston logging, decreasing server load by 40% and improving response times by 55%. Mentored 3 junior developers on Express.js best practices, code reviews, and API design patterns.

Education

Bachelor of Technology in Computer Science and Engineering - Hindustan Institute of Technology and Science

2020 - 2023 · Afghanistan

Certifications

MERN Full Stack Developer

upGrad Campus · 2022

Java Masterclass

Udemy · 2022

4 Star Coder (Java)

HackerRank · 2021

Web Development

Internshala · 2020

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 0/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 5/15
💰 Rate 0/5
🏆 Certs 5/5
Verified 5/5
Total Score 75/100

Profile Overview

Member sinceMar 2026

Skills (22)

Node.js JavaScript (ES6+) Express.js RESTful APIs MySql Microservices JWT OAuth 2.0 Query Optimization Docker +12 more