Ahrefs tech stack
Ahrefs builds mostly with Go, C++, Rust, OCaml. Its stack also includes Linux, Figma, ClickHouse, ElasticSearch. LLM is named in 3 of the 7 job postings Ahrefs published in the last 12 months (43%). Counted by Alion from the job postings of Ahrefs, updated Nov 6, 2026.
What programming languages does Ahrefs use?
Go is named in 29% of job postings at Ahrefs, followed by C++ (14%), Rust (14%), OCaml (14%).
What databases does Ahrefs use?
ClickHouse is named in 14% of job postings at Ahrefs, followed by ElasticSearch (14%), TiDB (14%).
What cloud and platforms does Ahrefs use?
Linux is named in 14% of job postings at Ahrefs, followed by Figma (14%).
Figma
1 14%
What developer tools does Ahrefs use?
Microsoft Excel is named in 14% of job postings at Ahrefs, followed by Sketch (14%), Puppet (14%).
What AI and ML technologies does Ahrefs use?
LLM is named in 43% of job postings at Ahrefs.
LLM
3 43%
Which engineering practices does Ahrefs ask for?
AI Agents is named in 43% of job postings at Ahrefs, followed by Configuration Management (14%).
AI Agents
3 43%
Configuration Management
1 14%
How does your stack fit Ahrefs?
How is the Ahrefs 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 Ahrefs stack?
Ahrefs scores 73 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: 1; legacy ones: 0.
How common is the Ahrefs stack in its industry?
Share of the 3,009 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Ahrefs
Questions about the Ahrefs tech stack
What programming languages does Ahrefs use?
The languages named in Ahrefs job postings are Go (29%), C++ (14%), Rust (14%), OCaml (14%), as a share of the 7 postings of the last 12 months.
What cloud and platforms does Ahrefs use?
The cloud and platforms named in Ahrefs job postings are Linux (1), Figma (1) (postings in brackets).
Is the Ahrefs tech stack changing?
Yes. Go, AI Agents, LLM first appeared in Ahrefs job postings in the last six months.
How modern is the Ahrefs tech stack?
Ahrefs scores 73 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: 1; legacy ones: 0.
How does Alion know the Ahrefs tech stack?
Alion reads every job posting Ahrefs publishes and tags the technologies each one names. The figures on this page count the 7 postings of the last 12 months and were updated on Nov 6, 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, "Ahrefs tech stack: 15 technologies from 7 job postings", as of Nov 6, 2026. https://alion.io/company/seo-blog-by-ahrefs/technologies