Stefan Jandl - Unity3D Mobile SDK Software Engineer at Sentry (sentry.io)

Stefan Jandl

Unity3D Mobile SDK Software Engineer at Sentry (sentry.io)

Vienna, Austria

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Summary

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Stefan Jandl is a Unity3D Mobile SDK Software Engineer based in Vienna with six years of professional experience building and shipping game and mobile SDKs. He currently focuses on improving Sentry's Unity and .NET tooling, contributing backend and frontend fixes that enhance session management, crash/event filtering, and onboarding for Unity and Unreal metrics. His background spans game engineering, QA across iOS/Android, and mechatronics, giving him a strong systems mindset and attention to data integrity in telemetry pipelines. Stefan combines hands-on engine work from Twospot and NOVOMATIC with production SDK enhancement at Sentry, bridging game-dev realities and developer-facing tooling. He also trained in 3D character animation and psychology, an unusual mix that informs both technical empathy and product-focused UX decisions. Practical, detail-oriented, and fluent across native, managed, and engine-level problems, he routinely improves observability features that help developers debug complex real-world issues.

6 years of coding experience

5 years of employment as a software developer

Psychologie, Psychologie at Universität Wien

Master of Science (MSc), Game Engineering and Simulation, Master of Science (MSc), Game Engineering and Simulation at Fachhochschule Technikum Wien

Bachelor of Science (BSc), Mechatronik, Bachelor of Science (BSc), Mechatronik at Fachhochschule Wiener Neustadt

Matura, Schwerpunkte Physik & Biologie, Matura, Schwerpunkte Physik & Biologie at GRG 21 Franklinstraße 26

3D Character Animation, 3D Character Animation at iAnimate

German, English

Github Skills (32)

error-reporting10

sentry10

python10

net10

dotnet10

asp-net10

sdk10

dotnet-core10

logging10

csharp10

unreal-engine-49

unreal-engine-59

unit-testing9

typescript9

typescript-types9

Programming languages (15)

C#MDXPowerShellC++RustCKotlinTypeScript

Github contributions (5)

getsentry/sentry-dotnet

Jul 2021 - Dec 2022

Sentry SDK for .NET

Role in this project:

Back-end Developer

Contributions:543 reviews, 15 commits, 415 PRs in 1 year 5 months

Contributions summary:Stefan primarily focused on enhancing the Sentry .NET SDK's session management capabilities. They implemented persisted session logging and added session breadcrumbs for improved debugging. Additionally, the user addressed issues related to caching transport, including operation cancellation handling, and added byte attachment content functionality. These changes suggest a focus on improving data integrity and extending the features of the .NET SDK.

dotnetsentrysentry-sdksdkc-sharp

getsentry/sentry

Jun 2022 - Jun 2022

Developer-first error tracking and performance monitoring

Role in this project:

Back-end & Front-end Developer

Contributions:6 reviews, 2 commits, 15 PRs in 1 day

Contributions summary:Stefan primarily contributed to the Sentry platform by implementing and enhancing features related to Unreal Engine event handling and metrics. Their work included adding support for filtering Unreal events based on crash type, updating the .NET metrics onboarding wizard, and incorporating Unity metrics onboarding. Furthermore, they made bug fixes and enhancements to existing code, like fixing a bug in native Unreal event handling, and integrated and expanded the projects and user interfaces for setup wizards.

monitorpythonsentrydjangoerror-monitoring

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