About me
Contact
- email: stefan+bloginput@lengfeld.xyz (see GPG key below)
- github: github.com/lengfeld
- sr.ht: git.sr.ht/~lengfeld
Talks
Title: aminilog – AOSP styled logging macros for NDK projects (lighting talk)
- date: 2024-01-24
- event:
- video: 2024 AOSP and AAOS January Meetup: aminilog – AOSP styled logging macros for NDK projects
- github: lengfeld/aminilog
Title: Dynamic und Static Dispatch in Rust
- date: 2023-11-16
- event: Rust Franken Meetup #5 - It's Alive! in Erlangen
- github: inovex/talk-static-vs-dynamic-dispatch-in-rust
Title: Adventures with systrace - Measure and investigate the glass to glass latency in Android
- date: 2023-11-15
- slides: Talk_Stefan-Lengfeld_glass-to-glass-latency-in-Android.v1.pdf
- event:
- video: 2023 AOSP and AAOS November Meetup: Measure and investigate the glass to glass latency in Android
- github: inovex/android-glass-to-glass-latency
Title: CI/CD in Embedded Projekten
- date: 2019-11-19
- slides: CI-CD-in-Embedded-Projekten-SLengfeld-12.11.19.pdf
- event: inovex Meetup "Let’s talk about CI/CD im IoT!" in Karlsruhe
Title: Das Android Open Source Project
- date: 2018-10-23
- slides: The Android OpenSource Project-2018-11-16.pdf and slideshare
- event: inovex Meetup "Let’s talk about Android Things and AOSP!" in Colgone/Köln
Title: VIM - Vi IMproved
- date: 2009-09-05
- subtitle: "der Anfang, das Arbeiten und die ’Advanced Features’"
- slides: vim.pdf
- event: monthly meeting of the Linux User Group Ansbach
Additional blogposts
My blogposts on external sites:
- 2024-01-23 Glass-To-Glass Latency on Android – How Fast Is Your Smartphone’s Camera Really?
- 2022-03-25 What I Want From an Embedded Build System!
- 2021-09-21 AOSP: Advanced Development Tricks
Podcasts
I was a guest at Digital Future, the inovex podcast by Wolfgang Schoch:
I was a guest at the techtiefen podcast by Nico Kreiling:
- 2020-03-08: [Dev-Basics] Git
- 2019-03-22: #14 Linux
GPG Key
Mein aktueller GPG Key-ID ist 0xE44A23B289092311 (Download: key.gpg). Fingerprint:
CAFC B28D 1612 3A5C 2D31 45F0 E44A 23B2 8909 2311
Life – Vita
- seit März 2017
Angestellt bei der inovex GmbH in Köln - Dez. 2014 bis Dez. 2016
Angestellt bei der PHYTEC Messtechnik GmbH in Mainz - März 2011 bis Sep. 2014
Studium der Mathematik an der Johannes Gutenberg-Universität in Mainz
(Abschluss: Bachelor of Science)
Nebenbei: Wissenschaftliche Hilfskraft im Zentrum für Datenverarbeitung (ZDV) - Sep. 2010 bis Feb 2011
Zivildienst in Mainz - 1990 bis Jun. 2010
Kindheit, Grundschule und Gymnasium im Raum Nürnberg
Picture
Portrait: Herbst 2012