Sven Großmann
Principal Software Engineer at Freiberuflich
Germany
Summary
🤩
Rockstar🎓
Top SchoolSven Großmann is a Staff Software Engineer with a decade of experience building production-grade software, currently at Grafana Labs where he has progressed from senior engineer to staff since 2022. He contributes to high-impact open-source observability projects like Grafana and Loki, landing front-end UX improvements and backend parsing/query fixes that improve log querying and structured metadata. Comfortable across the stack, Sven pairs thoughtful UI refactors and e2e/unit testing with backend parser and query logic enhancements, showing a rare blend of frontend polish and backend correctness. His background spans consulting, industrial IT at thyssenkrupp and aviation-grade tooling, and independent bug-hunting, reflecting both enterprise mindset and hacker curiosity. He holds an M.Sc. in Information Technology and has a track record of turning subtle UX and parsing edge cases into reliable features.
11 years of coding experience
10 years of employment as a software developer
Information and Communication Technology, Information and Communication Technology at University of Agder (UiA)Bachelor of Science (B.Sc.), Informationstechnologie, Bachelor of Science (B.Sc.), Informationstechnologie at Fachhochschule KielMaster of Science (M.Sc.), Informationtechnology, Master of Science (M.Sc.), Informationtechnology at Hochschule für Angewandte Wissenschaften (HAW Kiel)
German, English, Norwegian, Russian
Github Skills (21)
parser10
testing10
typescript10
ui-design10
uid10
go10
prometheus10
parsing10
front-end-development10
parse10
typescript-types10
logging10
typescripts10
cloud-native10
react10
Programming languages (16)
Github contributions (5)
grafana/grafana
May 2022 - Jan 2023
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1002 reviews, 100 commits, 702 PRs in 8 months
Contributions summary:Sven primarily contributed to front-end components and UI improvements, specifically within the `grafana/grafana` repository. Their work involved refactoring existing components into functional components, implementing features like copy buttons, and fixing display and style issues of log lines, and improving the user experience with features like permalinks. The user also made changes to handle user interface layout, and the behavior, and incorporated new functionalities of multiple components. The user also has performed unit and e2e tests.
data-visualizationelasticsearchinfluxdbobservabilitypostgresql
grafana/loki
Dec 2022 - Jun 2025
Like Prometheus, but for logs.
Role in this project:Back-end Developer
Back-end DeveloperContributions:14 reviews, 17 PRs, 39 pushes in 2 years 5 months
Contributions summary:Sven contributed to the Loki project by fixing bugs related to filter stringification and ensuring correct application of "or" filters within the LogQL syntax. They added a parser for handling detected fields within log messages, enabling the structured metadata API. Furthermore, they improved the system by adding functionality to return multiple parsers for the detected fields, and by ensuring that empty arrays are returned as null values. The user's work primarily focused on improving the parsing and querying capabilities of Loki, especially in handling structured data and logical filtering.
prometheuslokigrafanaloggingcloudnative
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