Too long, they reach me at the end of October 2021 and after months I reach final step that consists in 6 more interviews. At the end I didn't take those interviews because las 3 weeks I was capable of complete a whole process with another company

Round 1 : Hackerrank based OA Expect easy and medium leetcode questions Round 2 : System Design (HLD) Designing an SMS validator system. Expect something which twilio uses. Round 3 : Coding round (DS & Algo) Medium leetcode questions Round 4 : Hiring Manager (Technical Round + some behavioural questions) Expect technical questions and also scenario based questions Round 5 : Bar Raiser Twilio focuses a lot on their values. This round is to judge how much you value them as well. Twilio takes all rounds if you pass OA and believes in 360 degree feedback then elimination rounds.