Brendan O'handley - Software Engineer at Grafana Labs

Brendan O'handley

Software Engineer at Grafana Labs

Austin, Texas, United States

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Summary

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Rockstar

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Top School

Brendan O'handley is a software engineer with nine years of experience building data visualization and observability tools, currently contributing to Grafana Labs' Metrics squad using React, TypeScript, and Go. He focuses on datasource integrations for Prometheus, InfluxDB, Graphite and OpenTSDB, and has hands-on backend and test automation experience within the flagship grafana/grafana repository. His background spans full‑stack development, education technology, and developer-facing tooling—skills honed through roles at Notre Dame and multiple freelance projects. A former educator with a master’s in CS, he brings a data-driven, user-centered approach to building developer and operator workflows. Outside work he’s a musician, amateur astronomer, and avid 5k runner who often prototypes ideas while hiking local nature preserves. Brendan’s blend of open-source contributions, testing rigor, and classroom experience makes him adept at translating complex metrics systems into practical, testable UIs.

9 years of coding experience

4 years of employment as a software developer

Bachelor of Science - BS, Psychology, Bachelor of Science - BS, Psychology at Loyola University Chicago

Teacher Certification, Education, 3.8, Teacher Certification, Education, 3.8 at Northeastern Illinois University

Computer Software Engineering, Computer Software Engineering at Dev Bootcamp

Master's degree, Computer Science, Master's degree, Computer Science at University of Notre Dame

Github Skills (14)

go10

testing10

backend9

graphite9

jsonp8

json8

datasources8

json-parser8

datasource8

parsing8

data-visualizations7

data-visualisation7

data-visualization7

prometheus7

Programming languages (4)

TypeScriptJavaScriptGoRuby

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:

Back-end Developer & Test Automation Engineer

Contributions:531 reviews, 60 commits, 410 PRs in 8 months

Contributions summary:Brendan contributed to the Graphite Datasource by adding and modifying code related to the graphite functions list and testing. They added responseType: 'text' to HTTP options, addressing a Graphite bug, and included tests for both valid and invalid JSON responses. Furthermore, the user fixed conflicts and rebase issues, demonstrating knowledge in resolving code integration problems within the Go-based Grafana project. Their work involved modifying both the datasource and integration test files, focusing on backend data handling and testing.

visualizeobservabilitybusiness-intelligencegrafanaprometheus

bohandley/phase-0-tracks

Apr 2017 - May 2017

Contributions:130 PRs, 81 pushes, 124 branches in 1 month

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