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Thorsten J
@lennlu
ITSpezialist
Alemania
Alemán, Inglés
Sobre mí
Full Stack Mobile Developer specialized in Flutter, Firebase, and scalable backend architectures.
I develop modern mobile applications for iOS and Android with a strong focus on performance, clean code, and user experience.
Experienced with:
• Flutter & Dart
• Firebase & REST APIs
• AI integrations
• Authentication systems
• CI/CD pipelines
• App optimization & debugging
I also have a strong background in cybersecurity and secure application architecture, helping clients build reliable and scalable solutions.
Habilidades
Thorsten J
desconectado •
Tiempo medio de respuesta: 1 hora
Revisa mis servicios
Escritura de scripts
I will create custom python automation scripts
Desarrollo de multiplataforma
I will develop your modern flutter mobile app
Porfolio
Experiencia laboral
SOC Analyst
Atos • Tiempo completo
Apr 2026 - Present • 1 mo
As a SOC Analyst in the Core Detection Team, I am responsible for the proactive monitoring, detection, and analysis of cyber threats in highly complex IT environments. Tasks & Focuses: • Real-time monitoring and analysis of security events (SIEM) to identify anomalies and Advanced Persistent Threats (APTs). • Triage and in-depth investigation of security incidents (Incident Handling) and initiation of initial measures (Containment). • Continuous optimization of detection rules and use cases to reduce false positives and improve detection rates. • Threat Hunting and proactive search for undiscovered threats in the network and on endpoints (EDR/XDR). • Collaboration in a global SOC team to ensure the cyber resilience of critical customer infrastructures.
LennLu Fullstack Developer & Creator (Side Project
Freelancing Career • Freelance
Mar 2026 - Present • 2 mos
Entwicklung, Architektur und Skalierung der mobilen App "LennLu" – einemKI-gestützten Gesundheitsmanager für Haustiere. EigenverantwortlicheUmsetzung des gesamten Lifecycles von der Konzeption bis zum iOSTestFlight- & Play Store-Release.Schwerpunkte & Tech-Stack: • Frontend-Entwicklung: Programmierungeiner nativen, plattformübergreifenden App für iOS und Android mit Flutter &Dart. Fokus auf responsives Design und flüssige UX/UI. • Backend & CloudArchitektur: Konzeption und Implementierung einer Serverless-Architektur mitFirebase (Firestore, Cloud Functions via Node.js, Authentication & Storage). •Künstliche Intelligenz: Integration von Google Gemini AI zur Echtzeit-Analyse von Krankheitssymptomen und Inhaltsstoffen von Tierfutter direkt über die Kamera. • Monetarisierung & CI/CD: Implementierung eines In-App-Abo- Systems (Paywall) via RevenueCat. Aufbau einer vollautomatisierten CI/ CD-Pipeline mit GitHub Actions und Fastlane für Continuous Deployment. • Security & Compliance: Implementierung sicherer Authentifizierungs-Flows (OAuth2), strikter Firebase Security Rules zum Schutz sensibler Datenbanken sowie sicheres API-Key Management.
IT Specialist
Atos • Tiempo completo
Jan 2018 - Jan 2023 • 5 yrs
Monitoring and control of incidents Analysis of incidents and the detection of patterns Coordination of cross-functional teams National/International. Close cooperation with 3rd lvl Team´s and Incident Management Tools: ServiceNow, Gahd, Auconet, Command, Zabbix Creation and review of Access Changes for International Teams
