Feature Flags en Frontendlandia con Google Optimize

Desplegar a producción nuestros proyectos es un paso que nos genera un estrés añadido en nuestro día a día. ¿Y si es viernes? Como no quieres recibir llamadas de cólera para apagar fuegos mientras disfrutas de tu finde, evitas desplegar. Cuando nuestros peores miedos ocurren ¿cómo arreglamos rápidamente el bug? ¿Volvemos a la versión anterior? La solución: usar Feature Flags.

Hablaremos sobre qué son, cómo los utilizamos y cómo nos salvan los fines de semana.

Transcript

2. Feature Flags in Frontendland using Google Optimize
3. Feature Flags in Frontendland using Google Optimize Who I am _ Raúl Moya @raulmoyareyes Selling lettuces in Mercadona Tech
4. Feature Flags in Frontendland using Google Optimize Story time A friend told me some of these stories or maybe not
5. Feature Flags in Frontendland using Google Optimize Don’t deploy on Fridays _
6. Feature Flags in Frontendland using Google Optimize Don’t deploy on weekdays _
7. Feature Flags in Frontendland using Google Optimize A wild bug appeared _
8. Feature Flags in Frontendland using Google Optimize Feature flags allow you to decouple feature rollout from code deployment _ An introduction to feature flagging software. - featureflags.io
9. Feature Flags in Frontendland using Google Optimize Warning! Don’t use feature flags for all cases
10. Feature Flags in Frontendland using Google Optimize What is a feature flag? _
11. Feature Flags in Frontendland using Google Optimize Benefits & use cases _ • Early access / canary version • Don't need to rollback • Phased rollout • Calendar driven launches • Continuous delivery • Avoid blocks
12. Feature Flags in Frontendland using Google Optimize How could you use them? _ Tools • https://configcat.com • https://www.split.io • https://launchdarkly.com Others • Environment vars • Querystring/browser/cookies • A/B test apps
13. Feature Flags in Frontendland using Google Optimize Demo time
14. Feature Flags in Frontendland using Google Optimize Using Google Optimize _
15. Feature Flags in Frontendland using Google Optimize Show me the code _
16. Feature Flags in Frontendland using Google Optimize Let’s play a game _
17. Feature Flags in Frontendland using Google Optimize Bad things _ • Async load • Test with feature flag • Feature flag hell • Increase the technical debt
18. Feature Flags in Frontendland using Google Optimize Should you use them? _ If you feel identified with the cases that I have been stating don't hesitate to use them in your daily basics, but don't forget taking into account the disadvantages that I mentioned previously. Do the feature flags have value for you?
19. Feature Flags in Frontendland using Google Optimize Interesting links _ • http://www.eferro.net/2018/03/slides-taller-parallel-changes-we-code.html • http://featureflags.io • https://github.com/launchdarkly/featureflags • https://martinfowler.com/articles/feature-toggles.html
20. Thanks _