# Youssef Farhat - Software Developer > Software developer at acardo group ag in Dortmund. I work across the whole product, from the screen people tap to the servers behind it. Software Developer shipping across Android, iOS, web, and cloud. Based in Dortmund, Germany; AWS Certified Cloud Practitioner. This file summarises the portfolio at https://youssef-farhat.com for AI assistants and search tools (format: https://llmstxt.org). It is generated from the same texts as the website, so both always say the same. The portfolio exists in English (/en/), German (/de/) and French (/fr/). ## Profile - Name: Youssef Farhat - Role: Software Developer at acardo group ag (JAN 2025 - PRESENT) - Location: Dortmund, North Rhine-Westphalia, Germany - Focus: Mobile · Frontend · Backend · DevOps · Cloud - Experience: 2+ yrs experience - Certification: AWS Certified Cloud Practitioner (Amazon Web Services) - Languages: Arabic - Native; French - Fluent; English - Professional; German - Elementary (A2) · Improving - Contact: contact@youssef-farhat.com - LinkedIn: https://www.linkedin.com/in/youssef-farhat - GitHub: https://github.com/Youssefesprit ## Portfolio pages - [Portfolio (English)](https://youssef-farhat.com/en/): about, experience, selected work, technology, principles, growth, contact - [Portfolio (German)](https://youssef-farhat.com/de/) - [Portfolio (French)](https://youssef-farhat.com/fr/) ## Experience - JAN 2025 - PRESENT: Software Developer, acardo group ag, Dortmund, Germany. Building and shipping end-to-end features across mobile and backend systems. - FEB - SEP 2024: Software Development Intern, SFM Technology, Tunisia. Developed a Flutter IoT application and Spring Boot microservices. - JUL - SEP 2023: Software Development Intern, Marble IT, Novi Sad, Serbia. Worked on full-stack software using React and .NET. - FEB - JUN 2022: Graduation Intern, Learning Doors, Tunisia. Built a Laravel financial dashboard and integrated it into a WordPress platform. - AUG - OCT 2021: Software Intern, SF Jewelry, Tunisia. Built a monolithic Laravel web application and worked on UI/UX in Adobe XD. - JAN - FEB 2020: IT Support Intern, CNSS, Tunisia. Hardware maintenance, networking, and software installation. - AUG - SEP 2019: Web Development Trainee, Go My Code, Tunisia. First hands-on training in HTML, CSS, and JavaScript. ## Selected work ### Sammelpass at acardo group ag (Mobile · Backend · Cloud) - Role: Software Developer - Summary: End-to-end ownership of Sammelpass, a loyalty stamp-card feature - Android, iOS, backend, and admin dashboard. - Challenge: Deliver a complete loyalty feature across three client platforms and an internal admin tool, on a tight two-month timeline, while staying in sync with a teammate. - Approach: Owned the full delivery - Android, iOS, backend services (Java), and an admin dashboard (Java web server) for tracking the loyalty flow end-to-end. Coordinated and merged work with a colleague, taking final responsibility for shipping. - Core products: Also contributed to acardo's core products (scondoo, couponplatz), including migrating CAPTCHA protection to Cloudflare Turnstile across mobile, web, and backend. - Cloud: On the cloud side, contributed to migrating the Fulfillment Service to AWS (EC2, ALB, S3, CloudFront, IAM, CloudWatch, WAF) using Infrastructure as Code (OpenTofu) - a self-driven learning path that led to the AWS Certified Cloud Practitioner certification. - Technologies: Android, iOS, Java, AWS, Infrastructure as Code (OpenTofu), Docker ### King Child (Full-Stack · Solo project) - Role: Sole developer - Summary: Official website for King Child kindergarten (Tunis) - live in production at kingchild.tn. - Live site: https://kingchild.tn - Challenge: Replace an outdated WordPress site with a fast, maintainable platform handling multi-step online pre-registration and a full admin back office. - Approach: Built and shipped solo, from architecture to deployment. Public site in French, multi-step pre-registration flow (Livewire), and an admin back office (Filament) for content, pre-registrations, and settings, with automated emails. Backed by tests (Pest), static analysis (PHPStan level 8), and consistent formatting (Pint). - Technologies: Laravel, Livewire, Filament, Tailwind CSS, MySQL ### Orcadia (Full-Stack · AI · Solo project) - Role: Sole developer (frontend + backend) - Summary: Turns a 2D image into a 3D-printable model, with an interactive preview. - Challenge: Build an end-to-end pipeline - image upload, depth estimation, 3D model generation, and a usable interface - as a solo full-stack project for a friend. - Approach: Built the entire stack alone. Users upload an image via drag-and-drop; Python scripts generate a depth map and a 3D model, exported as STL with an interactive HTML preview. Full user system (JWT auth, profiles), a dashboard with processing history, public/private galleries, and an admin panel for users, moderation, and stats. - Technologies: Vue 3, Node.js, Express, MongoDB, Python, JWT ### Epilepto Guard (Mobile · IoT · Academic project) - Role: Developer & Team Lead (team of 5) - Summary: Cross-platform app connected to a wearable sensor bracelet for real-time epilepsy seizure detection. - Challenge: Coordinate a 5-person team to deliver a working app-to-hardware pipeline - real-time seizure detection, alerting, and health tracking - within an academic timeline (Jan - May 2024). - Approach: Led the project while personally working across every part of the app, integrating each team member's contributions into a single cohesive product. Built with Flutter, communicating with the sensor bracelet over Bluetooth Low Energy (BLE). Delivered real-time seizure detection, emergency alerts to contacts, activity tracking, and health reports for medical follow-up. - Technologies: Flutter, Bluetooth Low Energy (BLE), IoT ## Technology - Mobile: Kotlin, Java, Android, Swift, SwiftUI, Flutter - Backend: Java, Spring Boot, REST APIs, MySQL, PostgreSQL, MongoDB, ClickHouse, PHP, Laravel - Frontend: React, Next.js, TypeScript, JavaScript - Cloud: AWS (EC2, S3, CloudFront, ALB, IAM, CloudWatch, WAF) - DevOps: Docker, GitLab CI/CD, GitHub Actions, Jenkins, Fastlane, Prometheus, Grafana, SonarQube, Nexus - Infrastructure & Security: Cloudflare, WAF, DNS, Infrastructure as Code (OpenTofu) - Ways of working: Agile, Scrum, Git, Jira, UML, Figma ## Engineering principles - Build useful products. - Keep architecture understandable. - Automate repetitive work. - Care about performance. - Think about security. - Never forget the user. ## Education - 2022 - 2025: Engineering Degree in Computer Science, Private Higher School of Engineering and Technology. Graduated with honours. Recognised by the ZAB as equivalent to a German Master's degree. - 2019 - 2022: Bachelor's Degree in Information Systems Development, Higher Institute of Technological Studies of Bizerte ## Community & Leadership - 2024 - 2025: Mentor, GDG On Campus. Advised a leadership team of 5+ department leads and mentored student developers in mobile and web technologies. - 2023 - 2024: Club Leader, GDSC ESPRIT. Led the chapter, built its leadership structure, and organised 10+ workshops, hackathons, and speaker sessions. - 2022 - 2023: Web Development Team Lead, GDSC ESPRIT. Led the web development track and coordinated a team of student developers.