1p3a Question · Oct 2025

BitGo SDE2 Interview Experience for Senior Developer

SWE OA Senior

Question Details

Candidate Profile *

Experience: 5 years in the finance and insurance sectors. *

Gap: One-year career break due to medical reasons.

Interview Breakdown * *Round 1 (Online Assessment):

Full Details

Candidate Profile *

Experience: 5 years in the finance and insurance sectors. *

Gap: One-year career break due to medical reasons.

Interview Breakdown *

Round 1 (Online Assessment): Two algorithmic problems focused on Trie data structures and Anagram detection. *

Round 2 (Technical): An algorithmic challenge to find the diameter of a graph, with the specific constraint that the graph contains no cycles. *

Round 3 (Machine Coding/LLD): A Low-Level Design round that required designing an SQL database schema. *

Round 4 (Hiring Manager): Discussion centered on the candidate's past work, the company (BitGo), and blockchain technology. *

Round 5 (Behavioral): A cultural fit assessment consisting of general questions. *

Round 6 (High-Level Design):

System design round focused on architecting a Transaction Indexer System.

Verdict *

Rejected as other candidates were determined to be a better match.

About This Question

This is a reported interview question from a bitgo interview for a swe role (senior level) during the oa round reported in 2025.

It covers the following topics: Graph, Sql, Strings, Binary Tree, Trie, System Design, Behavioral .