Freelancer profile translated to English.

Description

Full-Stack Developer with over five years of experience focusing on the development of scalable web and mobile applications for e-commerce and SaaS platforms. Specialized in high-performance, secure, and scalable solutions in cloud and VPS environments. Strong knowledge in backend and frontend development, mobile apps (Flutter), as well as server and DevOps management. Passion for clean code, automation, and user-centric design.

Industry field of expertise

Languages

English
Native or bilingual
German
Fluent

Workplace preferences

Remote only

Primarily works remotely

Etailer IT
Web and App Programmer (Remote)
E-COMMERCE
September 2022 - March 2025 (2 years and 6 months)
Olpe, Germany
Docker, Git, PHP, HTML, JS, Typescript, Flutter, NodeJS, Elastic Search, Opensearch, Linux, jQuery, Python, Symfony
• E-commerce optimization (checkout, conversion, UX, product display, tracking)
• Development and optimization of cross-platform mobile apps (Flutter) with a focus on UX, conversion, and performance
• Integration of payment systems (Stripe, PayPal, Apple/Google Pay) as well as secure authentication (OAuth2 / JWT)
• Connection and development of REST/GraphQL APIs, data caching, and state management (e.g., Provider)
• CI/CD-supported app release management including testing, deployment, and analytics tracking (Firebase / GA4)
Flutter PHP HTML5 digital-transformation backend-service-development
Verkehrsinstitut und Bildungszentrum Reinhold
Web and App Programmer
April 2021 - July 2022 (1 year and 3 months)
Docker, Wordpress, Microsoft Active Directory, Flutter, BitBucket
• Development and implementation of the design for the employee app with Flutter
• Development of new and maintenance of existing web programs and WordPress sites
• Implementation of a functioning payment system
• Support with the complete overhaul of IT hardware infrastructure up to deployment.
• IT support for employees
Schleier IT
Web and App Programmer
May 2019 - April 2021 (1 year and 11 months)
Tools: Ionic, PHP, Angular, Woocommerce
• Full-Stack web development (PHP, JavaScript, HTML, CSS) including responsive UI/UX implementation
• Development, customization, and maintenance of WordPress/WooCommerce plugins, themes, and modules
• Integration and development of REST APIs as well as connection of external systems (payment providers, tracking, CRM, ERP)
• Setup, management, and optimization of MySQL databases (queries, performance, data structure)
• Versioning and deployment with Git / CI/CD, collaboration in agile teams

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Bachelor
TECHNISCHE HOCHSCHULE GEORG AGRICOLA
2017
Bachelor

Micheal Aro

Fullstack Developer - Web/App

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