I will develop your springboot, dotnet or angular app

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mono_sabio
M
mono_sabio
Sergio C
develop your springboot, dotnet or angular app
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develop your springboot, dotnet or angular app

About this gig

Full-Stack Developer for Your FrontEnd/BackEnd Solutions


Are you looking for a reliable developer to build robust applications or implement efficient backend solutions? I'm your man!


What I Offer:

  • Modern frontend apps with Angular + TypeScript, PrimeNG, RxJS and reactive SPA architecture
  • Robust backends with .NET / C#: ASP.NET Core, Web API and SignalR real-time services
  • Enterprise Java (Java EE) and Spring Boot microservices
  • Database integration: Entity Framework, JDBC, Hibernate and JPA
  • RESTful APIs, MVC architecture and solid OOP principles
  • Responsive UIs with component-based design and state management
  • Authentication and authorization with JWT and OAuth2
  • Clean, scalable and maintainable code across the full stack

Preferred IDEs:

  • Visual Studio & VS Code

My Commitment:

  • Unique, custom-written code: no plagiarism, guaranteed
  • Clean architecture with thorough documentation for long-term maintainability
  • Continuous refinement until you're completely satisfied
  • Careful attention to every specification and project detail


Feel free to reach out before placing your order I'm happy to discuss how I can best meet your needs.

  • Expertise

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

  • Programming language

    • C#
    • Java
    • JavaScript
    • HTML & CSS
    • ASP.NET

  • Frontend framework

    • Angular
    • AngularJS
    • React.js

  • Backend framework

    • FastAPI
    • Node.js
    • Spring

Get to know Sergio C

Sergio C
  • FromSpain
  • Member sinceApr 2025
  • Avg. response time22 hours

  • Languages

    English, Spanish, Ukrainian, Russian
Full-stack developer with 3+ years in tech and a Cross-Platform Application Development degree. I build modern web apps with Angular + TypeScript frontends and .NET / C# (ASP.NET Core, Web API, SignalR) or Java Spring Boot backends, with strong SQL, Entity Framework and JPA/Hibernate experience. I've delivered Angular + PrimeNG apps, ERP integrations and backend services. I focus on clean, well-documented code and clear communication — aiming to exceed client expectations on every project.

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