I will build java spring boot, asp dot net core mvc web applications

T
tom_gallagher
T
tom_gallagher
Gallagher
build java spring boot, asp dot net core mvc web applications
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build java spring boot, asp dot net core mvc web applications

About this gig

Looking for a reliable backend developer to build a secure, scalable, and high-performance web application?

I specialise in developing custom Java Spring Boot and ASP.NET Core MVC applications tailored to your business needs. Whether you're building a new system, modernising an existing application, or adding new features, I'll deliver clean, maintainable, and production-ready code.

What I can build

  • Custom Java Spring Boot applications
  • ASP.NET Core MVC web applications
  • RESTful API development and integration
  • Authentication and user management
  • Admin dashboards and business portals
  • CRUD applications
  • Database design and integration (MySQL, PostgreSQL, SQL Server)
  • Third-party API integration
  • Payment gateway integration
  • Bug fixing and performance optimisation
  • Responsive frontend integration
  • Deployment and hosting support


Whether you need a business application, management system, booking platform, e-commerce backend, or a custom enterprise solution, I'm here to help bring your ideas to life.

  • Programming language

    • ASP.NET

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Localization
    • Operating systems
    • Databases

  • Frontend framework

    • Angular
    • Bootstrap
    • Flutter
    • jQuery
    • Nuxt.js

  • Backend framework

    • Express.js
    • Flask
    • NestJS
    • Node.js
    • Strapi

  • AI & low/no code builders

    • Lovable
    • Claude
    • Firebase Studio
    • Base44
    • Co.dev
    • Replit
    • Bubble
    • Mendix
    • Webflow
    • Softr

Get to know Gallagher

Gallagher

Full Stack Developer, SaaS, APIs, AI Workflows

  • FromUnited States
  • Member sinceJul 2026
  • Avg. response time3 hours

  • Languages

    English
I'm a full-stack developer specializing in modern web development, automation, and AI-powered solutions. I work with Python, JavaScript/TypeScript, React, Next.js, Node.js, Django, FastAPI, Laravel, PHP, MySQL, PostgreSQL, MongoDB, REST APIs, GraphQL, Docker, AWS, Zapier, Make.com, and OpenAI integrations** to build scalable, high-performance applications. Whether it's developing custom web apps, integrating third-party APIs, automating workflows, or solving complex technical challenges, I focus on delivering clean, maintainable code and solutions that create real business value.

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