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Table of contents

Handbook

- Start here
- Meetings

- Story
- Team
- Investors

- Strategy overview
- Business model
- Objectives
- Roadmap
- Brand

- Culture
- Values
- Goal setting
- Diversity and inclusion
- Communication
- Management
- Offsites
- Security
- Brand assets
- - Team structure
  - Why Small Teams
  - Team App East
  - Team App West
  - Team Platform
  - Team Ingestion
  - Team Infrastructure
  - Team Marketing
  - Team Website and Docs
  - Team People and Ops
  - Team Customer Success

- Compensation
- Share options
- Benefits
- Time off
- Spending money
- Progression
- Training
- Feedback
- Onboarding
- Offboarding
- - Product Manager ramp up
- Merch store
- - Overview
  - Engineering hiring
  - Marketing hiring
  - Operations hiring
  - Design hiring
  - Exec hiring

- - Developing locally
  - Tech stack
  - Project structure
  - How we review PRs
- - Frontend coding
  - Backend coding
- - Support hero
  - Feature ownership
  - Releasing a new version
  - Bug prioritization
- - Event ingestion explained
  - Making schema changes safely
  - How to optimize queries
  - How to write an async migration
  - How to run migrations on PostHog Cloud
  - Working with ClickHouse materialized columns
- - Deployments support
  - Working with cloud providers
  - Breaking glass to debug PostHog Cloud
- - Developing the website
  - MDX setup
- Shipping things, step by step
- Feature flags specification
- Setting up SSL locally
- Tech talks

- Overview
- Product metrics
- User feedback
- Scale features prioritization
- Paid features
- Releasing as beta

- Overview

- Overview
- Personas
- Testimonials
- Value propositions
- - Content & SEO
  - Sponsorship
  - Paid ads
  - Email
  - Press

- Growth strategy
- Customer support
- Inbound sales model
- Sales operations
  - Managing our CRM
  - YC onboarding
  - Demos
  - Billing
  - Who we do business with

Table of contents

Handbook

- Start here
- Meetings

- Story
- Team
- Investors

- Strategy overview
- Business model
- Objectives
- Roadmap
- Brand

- Culture
- Values
- Goal setting
- Diversity and inclusion
- Communication
- Management
- Offsites
- Security
- Brand assets
- - Team structure
  - Why Small Teams
  - Team App East
  - Team App West
  - Team Platform
  - Team Ingestion
  - Team Infrastructure
  - Team Marketing
  - Team Website and Docs
  - Team People and Ops
  - Team Customer Success

- Compensation
- Share options
- Benefits
- Time off
- Spending money
- Progression
- Training
- Feedback
- Onboarding
- Offboarding
- - Product Manager ramp up
- Merch store
- - Overview
  - Engineering hiring
  - Marketing hiring
  - Operations hiring
  - Design hiring
  - Exec hiring

- - Developing locally
  - Tech stack
  - Project structure
  - How we review PRs
- - Frontend coding
  - Backend coding
- - Support hero
  - Feature ownership
  - Releasing a new version
  - Bug prioritization
- - Event ingestion explained
  - Making schema changes safely
  - How to optimize queries
  - How to write an async migration
  - How to run migrations on PostHog Cloud
  - Working with ClickHouse materialized columns
- - Deployments support
  - Working with cloud providers
  - Breaking glass to debug PostHog Cloud
- - Developing the website
  - MDX setup
- Shipping things, step by step
- Feature flags specification
- Setting up SSL locally
- Tech talks

- Overview
- Product metrics
- User feedback
- Scale features prioritization
- Paid features
- Releasing as beta

- Overview

- Overview
- Personas
- Testimonials
- Value propositions
- - Content & SEO
  - Sponsorship
  - Paid ads
  - Email
  - Press

- Growth strategy
- Customer support
- Inbound sales model
- Sales operations
  - Managing our CRM
  - YC onboarding
  - Demos
  - Billing
  - Who we do business with

Handbook
Engineering
Getting started
Tech stack

Tech stack

Last updated: Mar 15, 2022

On this page

Frontend
Backend
Testing
Additional tools

Note: This page refers to our main product repository, not our website.

Frontend

Web framework/library: React
State management: Redux + Kea
Layout/components: Ant Design

Backend

Framework: Django
Databases: PostgreSQL and ClickHouse
Task queue/event streaming: Redis and Apache Kafka
Task Worker: Celery

Testing

Frontend E2E tests: Cypress
Backend tests: Pytest and Django's built-in test suite

Additional tools

Application monitoring: Sentry
CI/CD: GitHub Actions
Containerization: Docker and Docker Compose
Linter (frontend): ESLint
Formatter (backend): Black

Questions?

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Project structure

Note: This page refers to our main product repository , not our website. Directory tree .github Directory for our GitHub actions and templates for issues and pull requests. .platform Scripts for deploying to Platform.sh. bin Executable shell scripts for various purposes, most notably building, testing, and running PostHog. cypress Hosts our Cypress tests. When writing tests that use Cypress, you will mostly be working on the integration/ subdirectory. Remember that you should always be…

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