
Nextin D.
We Build What You Imagine and Fix What Is Holding It Back
Kompetenzen

Meine Dienstleistungen

Arbeitserfahrung
Java Backend Developer
Seamless Distribution Systems AB • Vollzeit
Dec 2025 - Present • 10 mos
Working as a Java Backend Developer on ERS, an electronic recharge and telecom distribution product that processes airtime and top-up transactions for operator networks. - Verify features against each client's specific configuration before release, catching mismatches between what a client expects and what the system actually does. - Work within a large, established Java codebase, following the team's coding standards and review process.
Flutter Mobile App Developer
ProgramGrab • Freiberufler
Jun 2025 - Present • 1 yr 4 mos
Developing and maintaining production-level cross-platform mobile applications using Flutter and Dart. - Built responsive and scalable mobile UIs following clean architecture and reusable component practices. - Integrated RESTful APIs and backend services to power app features. - Used Firebase and Supabase for authentication, databases, cloud storage, and real-time data. - Implemented new features, debugged issues, and improved app performance.
Full Stack Developer
Octek • Vollzeit
Mar 2025 - Aug 2025 • 5 mos
Built and maintained backend and frontend features for web platforms. - Built REST APIs and backend logic in NestJS for a multi-tenant restaurant platform, designing the data model and endpoints that served several restaurant brands from a single codebase. - Built the React/Next.js frontend for an analytics dashboard, turning sales and order data into clear charts that owners could read at a glance. - Debugged and stabilized parts of a legacy hospital management system, closing long-standing defects.