Daniel Weisser is a seasoned technology leader and CTO based in Karlsruhe with 15+ years of experience designing and delivering enterprise-grade Java and web applications, blending deep architecture, AI and full‑stack development skills. As Chief Technology Officer and long‑time partner at Exxeta, he combines hands‑on engineering (Java, Spring Boot, Python, TypeScript) with strategic leadership and ITIL-informed delivery. He also teaches at Hochschule Karlsruhe and leads campus app projects, connecting academic AI research with practical software delivery. A pragmatic open‑source contributor, he has implemented robust front‑end date handling and refactoring work on cross‑platform tools like the sleek todo manager. Trained in AI (MSc) and media informatics, he brings a rare mix of formal AI expertise, UML/MDA design discipline, and product‑focused implementation experience. Colleagues rely on him for bridging complex technical architectures and usable, maintainable software.
15 years of coding experience
Computer Science (AI), Computer Science (AI) at Auckland University of Technology
Diplom, Medieninformatik, Diplom, Medieninformatik at Fachhochschule Furtwangen - Hochschule für Technik und Wirtschaft
Master of Science, Computer Science (AI), Master of Science, Computer Science (AI) at Albert-Ludwigs-Universität Freiburg im Breisgau
todo.txt manager for Linux, Windows and MacOS, free and open-source (FOSS)
Role in this project:
Full-stack Developer
Contributions:9 commits, 2 PRs, 16 comments in 1 month
Contributions summary:Daniel primarily contributed to the front-end of the "sleek" application. Their work involved implementing date parsing and formatting using the Sugar library, and integrating Sugar for more robust date handling throughout the application, specifically within the todo extensions. This included modifications to the date picker component, and modifications to the javascript files. The user also refactored code to utilize Sugar, ensuring correct due date interpretation and consistent formatting.
Contributions:2 pushes, 1 branch in 6 years 6 months
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Daniel Weisser - Chief Technology Officer at SchulLV