Engineering Enablement by Abi Noda cover image

The science behind DORA | Derek DeBellis (Google)

Engineering Enablement by Abi Noda

The Evolution of DevOps to a Philosophy

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DevOps has evolved from a set of practices to a philosophy over the years. It has expanded to touch on various fields including organizational psychology, existential psychology, inner group dynamics, and knowledge sharing. Teams that share knowledge effectively tend to perform better compared to those with knowledge silos, leading to improved downstream metrics.

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In this week's episode, we welcome Derek DeBellis, lead researcher on Google's DORA team, for a deep dive into the science and methodology behind DORA's research. We explore Derek's background, his role at Google, and how DORA intersects with other research disciplines. Derek takes us through DORA's research process step by step, from defining outcomes and factors to survey design, analysis, and structural equation modeling.

Mentions and Links:

Derek DeBellis on LinkedIn
DX’s guide to measuring GenAI adoption and impact
2023 Accelerate State of DevOps Report

Discussion points:

(3:00) Derek’s transition from Microsoft to the DORA team at Google
(4:28) Derek talks about his connection to surveys
(6:16) Derek’s journey to becoming a quantitative user experience researcher
(7:48) Derek simplifies DORA
(8:19) DORA - Philosophy vs practice
(11:09) Understanding desired outcomes
(12:45) Self reported outcomes vs objective outcomes
(16:16) Derek and Abi discuss the nuances of literature review
(19:57) Derek details survey development
(27:55) Pretesting issues
(29:30) Designing surveys for other companies
(35:02) Derek simplifies model analysis and validation techniques
(38:48) Benchmarks: Balancing data limitations with method sensitivity

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