l
luka_nikolac

Luka N

@luka_nikolac
5,0(3)

Software developer

Croatie
Anglais, Croate
Certaines informations sont présentées en anglais.
À propos de moi
I'm a full-stack developer skilled in React (JavaScript/TypeScript) and .NET Core Web API. I build modern, responsive web applications with secure and well-structured backends, ensuring efficient integration between front-end and back-end. In addition, I specialize in PowerPoint, creating and redesigning presentations with clean, professional and visually appealing slides. Ideal for startups, businesses, and students who need reliable web solutions or high-quality presentations.... Plus d’infos

Compétences

l
luka_nikolac
Luka N
hors ligne • 
Temps de réponse moyen de 2 heures

Voir mes services

API & Intégrations
I will create restful apis using asp net core for integrations
5,0(3)
De Figma à web et appli
I will create responsive react app using the provided figma design

Portfolio

Expérience professionnelle

Fiverr

Software developer Subris GmbH

Fiverr • Freelance

Aug 2025 - Present9 mos

* Modernized a legacy ASP.NET WebForms system into a RESTful .NET 8 Web API. * Migrated codebase from VB.NET to C#, improving maintainability, scalability, and security. * Migrated SOAP services to RESTful .NET 8 APIs. Refactored VB.NET → C# with clean architecture principles. * Modernized reporting workflows (Crystal Reports integration). * Improved performance, logging, and error handling. * Upgraded security (auth, secure configs, data protection).

3 Avis
5,0

(3)
(0)
(0)
(0)
(0)
Détails de la notation
  • Niveau de communication avec le freelance
    5
  • Qualité de la livraison
    5
  • Valeur de la livraison
    5
1 à 3 avis sur 3
Trier par
Les plus pertinents
    D

    danisute

    Client récurrent

    CH

    Suisse

    5

    Perfect Work.

    200 $US-400 $US

    Prix

    2 Mois

    Durée

    gig

    API & Intégrations

    Utile?
    Oui
    Non
    D

    danisute

    Client récurrent

    CH

    Suisse

    5

    Outstanding developer! Very reliable, proactive, and delivers clean and well structured code. Communication was clear and professional throughout. Highly recommended

    Jusqu’à 50 $US

    Prix

    7 jours

    Durée

    gig

    API & Intégrations

    Utile?
    Oui
    Non
    D

    danisute

    Client récurrent

    CH

    Suisse

    5

    Outstanding developer! Delivered high-quality work quickly and with great attention to detail. Excellent communication, very professional, and went above and beyond to ensure everything was perfect. Highly recommended!

    200 $US-400 $US

    Prix

    3 semaines

    Durée

    gig

    API & Intégrations

    Utile?
    Oui
    Non