Charta Health Software Engineer Interview Experience — Phone Screen and Four Onsite Rounds

Charta Health·Software Engineer·Sep 2026
OnsiteTechnical Screenmedium

Technical Phone Screen

Rate limiter.

Onsite

Round 1: Coding

Given a node, find its in-order successor. The description of the successor was the node with the smallest value among all nodes whose values are greater than the given node's value.

Round 2: System Design

Design a system that generates the corresponding output for a given input. Similar inputs should also be able to generate the same output.

Round 3: AI Round

Build a search-box interface that uses the user's input and the words in wikipedia-latest-titles.txt to provide the next 10 search suggestions. Use prefix matching to determine the suggestions.

Round 4: Behavioral with the CTO

A project deep dive.

Why do you want to join Charta Health?

Published

Curated and edited by PracHub

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Interview at a glance

Company
Charta Health
Role
Software Engineer
Rounds
Technical Screen → Onsite
Difficulty
medium
Interview date
Sep 2026
Questions from this interview
3 questions

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