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Sven-Bjarne in wenigen Worten
Specialized in mobile application development, passionate on the seamless integration of hardware devices, health tech and leveraging communication protocols -
Bluetooth, WebRTC, MQTT, WebSocket.
Keen eye for presenting data.
Projekt- und Berufserfahrung
- HUM Systems GmbHiOS EngineerSeptember 2018 - Februar 2021 (2 Jahre und 6 Monate)Berlin, Germany
- Developed functionality and user interfaces for a feature-rich IoT application. Collaborated closely with designers, worked alongside hardware and firmware engineers to conceptualize and deliver features to the App Store.
- Led a complete redesign, implementing clear UI development processes, data visualization with rich graph interfaces, geofencing and background REST, payment solutions, Apple Watch app, real-time data handling via WebSocket
- HUM-Systems GmbHiOS Team LeadMärz 2021 - Mai 2023 (2 Jahre und 3 Monate)Berlin, Bundesrepublik Deutschland
- Led a team of three iOS engineers in an application rewrite, establishing architecture patterns, ensuring minimal reliance on third-party frameworks, and implementing CI/CD pipelines for successful delivery
- Developed pairing flows, provisioning, and data streaming solutions for iPhone to IoT devices, focusing on data security and user experience
- Built TLS-like encrypted Bluetooth streaming, IoT to iPhone, facilitating secure device communication via a frame buffer encrypted using libsodium, along with secure NFC and MQTT communication
- WebRTC video and two-way audio streaming between IoT devices and iPhone, custom video playback of cached data using VLC, AWS S3
- Introducing SwiftUI, Combine, Siri integration, widget support
- Expanded to the backend team, implementing RESTful API endpoints, Java, Vert.x and MongoDB
- HUM-Systems GmbHSoftware EngineerJuni 2023 - Heute (1 Jahr und 9 Monate)Berlin, Bundesrepublik Deutschland
- Developed a backend using TypeScript, Express, PostgreSQL, MQTT, WebSocket, Auth0, AWS S3, event-driven architecture, and Docker
- Built corresponding iPhone, iPad, and Apple Watch apps with fully SwiftUI, leveraging Combine and modern architectural patterns
- Implemented data analysis and visualization tools with Python, Dash (Plotly), InfluxDB, and AWS S3
Externe Empfehlungen
Ausbildung und Abschlüsse
- Bachelor of ScienceHumboldt-Universität zu Berlin2018Bachelor of Science - B.Sc., Informatik