I will software engineer for java springboot nodejs and react development

N
nishshanka_san
N
nishshanka_san
Nishshanka S
software engineer for java springboot nodejs and react development
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software engineer for java springboot nodejs and react development
Full Screen
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software engineer for java springboot nodejs and react developmentsoftware engineer for java springboot nodejs and react developmentsoftware engineer for java springboot nodejs and react development

About this gig

Looking for a reliable software engineer to build, improve, or maintain your application?


I'm a Software Engineer with 2+ years of professional experience building scalable, production-ready applications. I currently develop enterprise backend services used by hundreds of thousands of users and specialize in creating clean, maintainable, and high-performance software.


What I can help you with

  • Java & Spring Boot Backend Development
  • REST API & GraphQL API Development
  • Microservices Architecture
  • Node.js Backend Development
  • React & Next.js Web Applications
  • Database Design (PostgreSQL, MySQL, MongoDB)
  • Authentication & Authorization (JWT, OAuth, Keycloak)
  • Bug Fixing & Performance Optimization
  • AWS Cloud Deployment


Tech Stack

  • Java, Spring Boot
  • Node.js, Express
  • React, Next.js, TypeScript
  • PostgreSQL, MySQL, MongoDB
  • GraphQL, REST APIs
  • Redis, Kafka
  • Docker
  • AWS

Why work with me?

  • Clean, maintainable, and well-documented code
  • Scalable architecture following industry best practices
  • Fast communication and regular project updates
  • On-time delivery


Please contact me before placing an order so we can discuss your project and choose the best package.

  • Programming language

    • Java

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Performance
    • Design
    • Databases

  • Frontend framework

    • React.js

  • Backend framework

    • Spring

  • AI & low/no code builders

    • Lovable
    • Claude
    • Cursor

Get to know Nishshanka S

Nishshanka S
5.0(5)
  • FromSri Lanka
  • Member sinceJul 2022
  • Avg. response time1 hour
  • Last delivery3 years

  • Languages

    Sinhala, English
Software Engineer with 2+ years of experience building scalable web applications and backend systems. Experienced in Java, Spring Boot, Node.js, React, Next.js, TypeScript, PostgreSQL, MongoDB, Kafka, Redis, GraphQL, and AWS. Currently building enterprise-scale backend services at Sysco Labs. Passionate about system design, clean code, cloud technologies, and solving complex engineering challenges.

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