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Growth · Software Engineer Interview Guide

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. 1

    Round 1

    Recruiter Screen
    Motivation, role fit, logistics.
  2. 2

    Round 2

    Coding Screen
    LeetCode-medium algorithmic problems under time pressure.
  3. 3

    Round 3

    System Design
    Distributed systems, trade-offs at scale, architecture under constraints.
  4. 4

    Round 4

    Onsite Coding
    LeetCode-hard, debugging, code clarity, edge cases.
  5. 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

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TherapyChat Interview Question Bank

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

9 of 21 questions shown

1

Recruiter Screen

1
  1. 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?
2

Coding Screen

3
  1. 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.
  2. 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.
  3. + 1 more questions in this round (sign up to unlock)
3

System Design

3
  1. 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.
  2. 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'.
  3. + 1 more questions in this round (sign up to unlock)
4

Onsite Coding

3
  1. 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.
  2. 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.
  3. + 1 more questions in this round (sign up to unlock)
5

Behavioral / Leadership

11
  1. 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?
  2. 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?
  3. + 9 more questions in this round (sign up to unlock)

Unlock the full TherapyChat question bank

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Interview tracks at TherapyChat

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

Compare TherapyChat with similar employers

Same DNA, different bar. Browse the closest companies in our database and see how their loops differ.

Practice TherapyChat interviews end-to-end

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