apidays Paris 2022 - Lessons learned from BlaBlaCar, Antoine Lefebvre & Sandi Endo

apidays Paris 2022 - APIs the next 10 years: Software, Society, Sovereignty, Sustainability
December 14, 15 & 16, 2022

Lessons learned from BlaBlaCar
Antoine Lefebvre, Data Engineering Product Owner & Sandi Endo, Product Data Analyst at BlaBlaCar
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Transcript

1. Sustainable IT at BlaBlaCar Where to Start?
2. 2023 SERIES OF EVENT New York May 16&17 Australia October 11&12 Singapore April 12&13 Helsinki & North June 5&6 Paris SEPTEMBER London November 15&16 June 28-30 SILICON VALLEY March 14&15 Dubai & Middle East February 22&23
3. Today’s speakers Antoine Lefebvre Data Product Owner Sandi Endo Data Product Analyst
4. We are innovating, taking risks, building an entirely novel solution, walking on unbeaten paths. We will sometimes fail along the way. That’s part of the story, and we will collectively learn from these failures to become stronger as a result.
5. Sustainable IT Challenge 2022
6. Let’s do Green IT! Let’s do Green IT! Let’s do Green IT! Let’s do Green IT! Let’s do Green IT! Let’s do Green IT!
7. By the way, you’ll need to dedicate around 1 or 2 days a month
8. Let’s do Green IT! Let’s do Green IT!
9. Lesson #1 Build a group of Green IT champions
10. Approach to the challenge 1 Take a User Journey in your application 2 Assess the environmental impact of each step 3 Improve your app to greenify the User Journey
11. Focus on Search
12. Step 1 Launch App/ Login Slow app startup => Frustration => Change of phone Network usage => infrastructure, energy used,... Trackers => Servers, Data centers
13. Step 2 Search details Location auto-complete - Network usage - Use of Google Maps API (Servers, Data Centres,...) Trackers
14. Step 3 Search Request Request to Server (Network, CPU, Database storage) Trackers
15. Can we reduce the number of searches the user does? Can we limit how many times we fetch results from the server? Can we save the results of searches that were already made?
16. Product Manager UX Design iOS Developer Android Developer Web Developer Engineering Manager
17. Data Product Analyst DevOps Manager Data Product Owner Product Manager
18. Approach to the challenge 1 Take a User Journey in your application 2 Assess the environmental impact of each step 3 Improve your app to greenify the User Journey
19. Lesson #2 Dedicate a full team to a Green IT project
21. The Mentors ❤
23. Lesson #3 Don’t miss the opportunity to connect with other companies
24. Sustainable IT at BlaBlaCar
25. Another approach to Sustainable IT 1 Build reporting on your CO2 impacts (or get it from your Cloud Provider) 2 Drill down into the most impacting applications 3 Find ways to reduce the amount of resources used
28. Lesson #4 Data Visualization helps focusing on the right stuff
31. Servers efficiency Datadog nodepool overview Yellow: used Light blue: requested Dark blue: available CPU: kcores Mem: TB
33. Lesson #5 Reducing your running costs will reduce your CO2 impact (usually)
34. Giving visibility on our Carbon Footprint Warehouse Reporting Automation Data Science Algorithms Business Intelligence
36. Bring Speakers to evangelise on sustainability Get people trained on eco-conception Next Steps Participate to the next Sustainable IT Challenge Deliver a project to reduce our carbon footprint Plant Trees
37. Lesson #6 You can’t stop
38. Lesson #6 You can’t stop Lesson #5 Reducing your running costs will reduce your CO2 impact (usually) Lesson #4 Data Visualization helps focusing on the right stuff Lesson #3 Don’t miss the opportunity to connect with other companies Lesson #2 Dedicate a full team to a Green IT project Lesson #1 Build a group of Green IT champions