Buffer tech stack
Buffer builds mostly with JavaScript, TypeScript, Node JS, Python. Its stack also includes AWS, Amazon EKS, Google BigQuery, BigQuery. JavaScript is named in 2 of the 3 job postings Buffer published in the last 12 months (67%). Counted by Alion from the job postings of Buffer, updated Oct 13, 2026.
What programming languages does Buffer use?
JavaScript is named in 67% of job postings at Buffer, followed by TypeScript (67%), Node JS (33%), Python (33%).
What frameworks and libraries does Buffer use?
Next.js is named in 33% of job postings at Buffer, followed by React.js (33%), Radix UI (33%), Recharts (33%).
What databases does Buffer use?
Google BigQuery is named in 67% of job postings at Buffer, followed by BigQuery (33%), ElasticSearch (33%), Redis (33%).
BigQuery 
What cloud and platforms does Buffer use?
AWS is named in 67% of job postings at Buffer, followed by Amazon EKS (67%), Kubernetes (67%), Datadog (33%).
AWS
2 67%
Amazon EKS
2 67%
Kubernetes
2 67%
Datadog
1 33%
Amazon EC2
1 33%
Cloudflare
1 33%
GCP
1 33%
Show all (11)
What developer tools does Buffer use?
ArgoCD is named in 67% of job postings at Buffer, followed by Terraform (67%), Helm (33%), KEDA (33%).
Which engineering practices does Buffer ask for?
CI/CD is named in 67% of job postings at Buffer, followed by GitOps (67%), Platform Engineering (67%), Progressive Delivery (67%).
CI/CD
2 67%
GitOps
2 67%
Platform Engineering
2 67%
Progressive Delivery
2 67%
AI Agents
1 33%
CSS Modules
1 33%
Show all (9)
How does your stack fit Buffer?
How is the Buffer 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 Buffer stack?
Buffer scores 68 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How common is the Buffer stack in its industry?
Share of the 3,247 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Buffer
Questions about the Buffer tech stack
What programming languages does Buffer use?
The languages named in Buffer job postings are JavaScript (67%), TypeScript (67%), Node JS (33%), Python (33%), PHP (33%), as a share of the 3 postings of the last 12 months.
Does Buffer use AWS?
Yes. AWS is named in 2 of 3 job postings (67%) and required in 2 of them.
What cloud and platforms does Buffer use?
The cloud and platforms named in Buffer job postings are AWS (2), Amazon EKS (2), Kubernetes (2) (postings in brackets).
Is the Buffer tech stack changing?
Yes. AWS, Amazon EKS, ArgoCD, CI/CD first appeared in Buffer job postings in the last six months.
How modern is the Buffer tech stack?
Buffer scores 68 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the Buffer tech stack?
Alion reads every job posting Buffer publishes and tags the technologies each one names. The figures on this page count the 3 postings of the last 12 months and were updated on Oct 13, 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, "Buffer tech stack: 38 technologies from 3 job postings", as of Oct 13, 2026. https://alion.io/company/buffer/technologies