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Vishal G.

Vishal G.

Full Stack Java Developer | Spring Boot, React, PostgreSQL | 10+ Years

⭐⭐⭐⭐⭐ Delivering scalable, high-performance applications that are built to grow with your business. I am a Senior Java Full Stack Developer with 10+ years of experience building enterprise-grade backend systems, web applications, and scalable platforms across fintech, telecom, SaaS, healthcare, and operational domains. I specialize in Java, Spring Boot, Microservices, REST APIs, React.js, PostgreSQL, Kafka, and cloud-native architectures, with a strong focus on performance, maintainability, and clean system design. I have contributed to large-scale production systems for organizations such as Paytm and Airtel Africa, helping teams build reliable applications that serve thousands of users and business-critical operations. Core Expertise Backend Development • Java, Core Java • Spring Boot, Spring Framework • Hibernate, JPA , Kubernetes • REST API Development • Microservices Architecture • Kafka • WebSphere • Docker Frontend Development • React.js • Next.js • JavaScript • HTML5 • CSS3 • Tailwind CSS Databases • PostgreSQL • MySQL • MongoDB • SQLite Architecture & Integrations • Scalable System Design • API Integrations • Authentication & Authorization • Payment Gateway Integrations • Notification Systems • Third Party Service Integrations • Performance Optimization AI Assisted Development & Productivity • ChatGPT • Claude • GitHub Copilot • Cursor AI • AI Assisted Code Generation • AI Powered Debugging & Refactoring • Rapid Prototyping & Development Acceleration • AI Enhanced Documentation & Code Reviews What I Bring to Your Project ✅ Clean, maintainable, production-ready code ✅ Strong problem-solving and debugging skills ✅ Clear communication and reliable delivery ✅ Experience working in Agile development environments ✅ Effective use of AI tools to accelerate development while maintaining code quality ✅ Focus on scalability, performance, and long-term maintainability Whether you need a Spring Boot backend, React frontend, REST API development, microservices implementation, system optimization, AI assisted development, or full stack application development, I can help turn your requirements into reliable, scalable solutions. Let's discuss your project and find the best approach to achieve your goals efficiently.

🇮🇳Faridabad, India$15/hr100% JSS5.00 (3)Since Aug 2025

Earnings and projects

MRR
$6

Last 6 months ÷ 6

World#175,897 / 412k
🇮🇳Country#18,579 / 45.9k
Revenue, last 30 days
$0

Last 6 months: $37

Total earnings
$1.3k

Billed in all: $1.3k

World#370,793 / 412k
🇮🇳Country#40,648 / 45.9k
Per project
$263

$12 in the last 6 months

World#242,689 / 412k
🇮🇳Country#29,113 / 45.9k
Projects, last 6 months
3

Across 4 contracts

75% fixed25% hourly
World#66,479 / 412k
🇮🇳Country#7,740 / 45.9k
Projects in all
5

Across 9 contracts

78% fixed22% hourly
World#266,042 / 412k
🇮🇳Country#33,383 / 45.9k

Earnings, last 30 days

$1.3kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,300$1,320$1,340$1,360Oct 8Oct 23Nov 7

Skill rankings: Top 22% in Hibernate

Ranked by MRR among everyone on Upwork with the skill.

  1. #91Oracle Database261 freelancers · 🇮🇳 #13Top 35%
  2. #148Hibernate677 freelancers · 🇮🇳 #40Top 22%
  3. #276Apache Kafka981 freelancers · 🇮🇳 #54Top 28%
  4. #603Spring Boot2,150 freelancers · 🇮🇳 #126Top 28%
  5. #662Microservice2,217 freelancers · 🇮🇳 #181Top 30%
  6. #1,920Angular6,816 freelancers · 🇮🇳 #673Top 28%
  7. #2,311Java8,313 freelancers · 🇮🇳 #449Top 28%
  8. #2,553Tailwind CSS6,978 freelancers · 🇮🇳 #440Top 37%