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Growth · Software Engineer Interview Guide

Interview language: English

How to Pass the TherapyChat Software Engineer Interview in 2026

The TherapyChat DNA (TL;DR)

TherapyChat's 'Therapyside' platform emphasizes a deep understanding of user needs in mental health. Interviewers assess a candidate's ability to ethically scale solutions for conditions like Anxiety Depression Couples Therapy, demonstrating empathy and a structured approach to complex, sensitive problems. They look for practical contributions to platform reliability.

The TherapyChat Interview Loop

Your onsite loop will typically consist of 5 rounds.

1
Round 1
Recruiter Screen
Motivation, role fit, logistics.
2
Round 2
Coding Screen
LeetCode-medium algorithmic problems under time pressure.
3
Round 3
System Design
Distributed systems, trade-offs at scale, architecture under constraints.
4
Round 4
Onsite Coding
LeetCode-hard, debugging, code clarity, edge cases.
5
Round 5
Behavioral / Leadership
Past evidence of ownership, influence, resolving conflict.

The Danger Zone: Top Reasons Candidates Fail

Based on our database of TherapyChat interview outcomes, avoid these common traps:

Not providing data or evidence to support their recommendation.
Incorrectly associating sentiment with the wrong medication.
Failing to articulate their proactive role or the 'extra mile' they went.
Defining a matching score that is overly simplistic or computationally expensive.

Test Yourself: Real TherapyChat Questions

Three real prompts pulled from our database.

Type · API Design

Design the API for a feature that allows therapists to securely upload session notes. Consider aspects like authentication, data format, error handling, and potential rate limiting.

Type · Code Clarity & Edge Cases

Write a function to calculate the adherence score for a patient based on their medication schedule adherence and therapy session attendance. The function should handle various edge cases, such as missing data, irregular schedules, and different types of therapy sessions.

Type · Algorithms

TherapyChat uses a system to match patients with therapists based on various criteria (specialty, availability, insurance). Implement a function that, given a patient's profile and a list of therapists, returns the top K therapists that best match the patient's needs. Define your own matching score.

+ many more questions, signals, and worked examples

Unlock the TherapyChat rubric, free

TherapyChat Interview Question Bank

A sample from our database, grouped by round. Sign up to see the full set.

9 of 21 questions shown

Recruiter Screen

1
Type · Motivation
Why are you interested in working at TherapyChat, specifically within the pharmaceutical industry, and what excites you about our mission to improve patient outcomes through technology?

Coding Screen

2
Type · Data Structures
Given a stream of patient health records, design a data structure to efficiently find the N most frequent conditions reported in the last hour. Assume records arrive at a high rate.
3
Type · Algorithms
TherapyChat uses a system to match patients with therapists based on various criteria (specialty, availability, insurance). Implement a function that, given a patient's profile and a list of therapists, returns the top K therapists that best match the patient's needs. Define your own matching score.
+ 1 more questions in this round (sign up to unlock)

System Design

4
Type · API Design
Design the API for a feature that allows therapists to securely upload session notes. Consider aspects like authentication, data format, error handling, and potential rate limiting.
5
Type · Database Design
TherapyChat needs to store and query patient-therapist interaction logs for auditing and analytics. Design a database schema (SQL or NoSQL) that can handle potentially billions of records efficiently, supporting queries like 'find all interactions for patient X in the last month' and 'find all therapists who interacted with patient Y'.
+ 1 more questions in this round (sign up to unlock)

Onsite Coding

6
Type · Algorithm (Hard)
Implement a rate limiter for API requests. The system should support different limits per user and per API endpoint, and should be accurate even under high concurrency. Consider using algorithms like token bucket or leaky bucket.
7
Type · Debugging
A critical patient data synchronization process between our mobile app and the backend is failing intermittently, causing data discrepancies. Users report seeing outdated information. Debug this issue. Here's a simplified log snippet and the relevant code.
+ 1 more questions in this round (sign up to unlock)

Behavioral / Leadership

8
Type · Conflict Resolution
Tell me about a time you had a significant disagreement with a cross-functional team member (e.g., engineer, designer, marketer) about a product decision. How did you approach it, and what was the outcome?
9
Type · Ownership
Tell me about a time you took initiative to solve a problem that wasn't explicitly assigned to you. What was the situation, what did you do, and what was the outcome?
+ 9 more questions in this round (sign up to unlock)

Unlock all 21 TherapyChat questions, free

No credit card. Every question with its framework, the grading signals interviewers score against, and a worked answer for each.

Unlock all 21 TherapyChat questions

Interview tracks at TherapyChat

How TherapyChat's DNA translates across functions. Pick your role.

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Practice TherapyChat interviews end-to-end

TherapyChat Mock Interview

Run a live mock interview with our AI interviewer using TherapyChat-style prompts. Get scored on structure, signal, and answer length - exactly how the real loop grades you.

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STAR Stories for TherapyChat Behavioral Rounds

Build a Story Bank of your past wins, mapped to the leadership signals TherapyChat interviewers grade on. Reuse them across every behavioral round.

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TherapyChat Interview Prep Hub

The frameworks behind every TherapyChat round: CIRCLES for product sense, hypothesis-driven debugging for analytical, STAR for behavioral. Learn each one in 10 minutes.

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Interview Frameworks

CIRCLES, STAR, AARRR, RICE, MECE. The exact frameworks that make TherapyChat interviewers nod instead of frown. Step-by-step playbooks with the moves and the pitfalls.

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Sample answers

What a strong answer to these TherapyChat interview questions shows.

Design the API for a feature that allows therapists to securely upload session notes. Consider aspects like authentication, data format, error handling, and potential rate limiting.

A strong answer shows: Understanding of RESTful API principles.; Knowledge of security best practices for sensitive data.; Consideration for scalability and usability..

A strong answer shows: Writing clean, readable, and maintainable code.; Thoroughness in considering edge cases.; Ability to structure complex logic simply..

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