I will develop custom java full stack web applications

N
nuwantharuka514
N
nuwantharuka514
DevWithNuwan

About this gig

Are you looking for a secure, blisteringly fast, custom web application to run your business operations without dealing with heavy, bloated frameworks? You are in the right place!


I am a dedicated full-stack software developer specializing in building lightweight, high-performance administrative ecosystems. By utilizing a framework-free, handler-driven Java native server paired with optimized modern frontends, I deliver applications that are exceptionally fast, highly secure, and easy to maintain.


What I Can Build For You:

  • Order & Catering Management Systems (Standard/bulk requests, menu management)
  • Hospitality & Reservation Systems (Room tracking, scheduling engines, automated billing logic)
  • Fitness & Gym Management Platforms (Membership tiers, trainer booking calendars)
  • Custom Enterprise CRUD Applications (Tailored explicitly to your workflow)

Core Capabilities Included:

  • Framework-Free Speed: Native Java HTTP Server handling concurrent requests with minimal memory overhead.
  • Flawless Data Sanitization: Strict frontend JavaScript input validation to guarantee data integrity before hitting the server.
  • Modular Architecture: Clean, readable, and highly maintainable object-oriented
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know DevWithNuwan

DevWithNuwan

Full Stack Web Developer

  • FromSri Lanka
  • Member sinceDec 2022
  • Languages

    English
I am a Software Engineering student and full-stack developer specializing in lightweight, high-performance Java backend solutions and responsive web frontends. I build custom, efficient web applications tailored to business needs.

My Portfolio