PostHog tech stack
PostHog builds mostly with SQL, JavaScript, Go, Python. Its stack also includes AWS, Kubernetes, ClickHouse, DuckDB. SQL is named in 15 of the 15 job postings PostHog published in the last 12 months (100%). Counted by Alion from the job postings of PostHog, updated Sep 28, 2026.
What programming languages does PostHog use?
SQL is named in 100% of job postings at PostHog, followed by JavaScript (20%), Go (13%), Python (13%).
What frameworks and libraries does PostHog use?
Next.js is named in 7% of job postings at PostHog, followed by React.js (7%), Remix (7%), Tailwind CSS (7%).
Next.js
1 7%
React.js
1 7%
Remix
1 7%
Tailwind CSS
1 7%
Django
1 7%
PyTorch
1 7%
Transformers
1 7%
What databases does PostHog use?
ClickHouse is named in 20% of job postings at PostHog, followed by DuckDB (7%), PostgreSQL (7%), Redis (7%).
What cloud and platforms does PostHog use?
AWS is named in 27% of job postings at PostHog, followed by Kubernetes (20%), Amazon EKS (13%), Linux (13%).
AWS
4 27%
Kubernetes
3 20%
Amazon EKS
2 13%
GitHub Actions
2 13%
Apache Kafka
1 7%
Figma
1 7%
Show all (12)
What developer tools does PostHog use?
Terraform is named in 20% of job postings at PostHog, followed by ArgoCD (13%), Cilium (13%), Karpenter (13%).
Terraform
3 20%
ArgoCD
2 13%
Cilium
2 13%
Karpenter
2 13%
Terragrunt
2 13%
Ansible
1 7%
Cursor
1 7%
Show all (14)
What AI and ML technologies does PostHog use?
Claude is named in 7% of job postings at PostHog.
Claude
1 7%
Which engineering practices does PostHog ask for?
AI Agents is named in 100% of job postings at PostHog, followed by A/B Testing (33%), IAM (20%), CI/CD (20%).
AI Agents
15 100%
CI/CD
3 20%
GitOps
2 13%
Self-Healing
2 13%
Incident Management
1 7%
How does your stack fit PostHog?
How is the PostHog stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the PostHog stack?
PostHog scores 77 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 1; legacy ones: 0.
How common is the PostHog stack in its industry?
Share of the 21 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like PostHog
Questions about the PostHog tech stack
What programming languages does PostHog use?
The languages named in PostHog job postings are SQL (100%), JavaScript (20%), Go (13%), Python (13%), Rust (13%), as a share of the 15 postings of the last 12 months.
Does PostHog use AWS?
Yes. AWS is named in 4 of 15 job postings (27%) and required in 4 of them.
What cloud and platforms does PostHog use?
The cloud and platforms named in PostHog job postings are AWS (4), Kubernetes (3), Amazon EKS (2) (postings in brackets).
Is the PostHog tech stack changing?
Yes. Python, ClickHouse, JavaScript, Go first appeared in PostHog job postings in the last six months.
How modern is the PostHog tech stack?
PostHog scores 77 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 1; legacy ones: 0.
How does Alion know the PostHog tech stack?
Alion reads every job posting PostHog publishes and tags the technologies each one names. The figures on this page count the 15 postings of the last 12 months and were updated on Sep 28, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "PostHog tech stack: 53 technologies from 15 job postings", as of Sep 28, 2026. https://alion.io/company/posthog/technologies