Fastly tech stack
Fastly builds mostly with Python, Rust, Perl, Ruby. Its stack also includes GitHub, GCP, BigQuery, Google BigQuery. GitHub is named in 31 of the 31 job postings Fastly published in the last 12 months (100%). Counted by Alion from the job postings of Fastly, updated Sep 28, 2026.
What programming languages does Fastly use?
Python is named in 19% of job postings at Fastly, followed by Rust (13%), Perl (10%), Ruby (10%).
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What databases does Fastly use?
BigQuery is named in 6% of job postings at Fastly, followed by Google BigQuery (6%), Google Bigtable (3%), MySQL (3%).
BigQuery 
What cloud and platforms does Fastly use?
GitHub is named in 100% of job postings at Fastly, followed by GCP (19%), Linux (16%), AWS (16%).
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What developer tools does Fastly use?
Docker is named in 10% of job postings at Fastly, followed by Ansible (6%), Apache HTTP Server (6%), Chef (6%).
Docker
3 10%
Ansible
2 6%
Chef
2 6%
Git
2 6%
Jenkins
2 6%
Nginx
2 6%
Prometheus
2 6%
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Which engineering practices does Fastly ask for?
BGP is named in 13% of job postings at Fastly, followed by DNS (10%), TCP/IP (6%), A/B Testing (3%).
AI Agents
1 3%
CI/CD
1 3%
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What does each Fastly team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Solutions
4 postingsDevOps
3 postingsHow does your stack fit Fastly?
How modern is the Fastly stack?
Fastly scores 71 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 Fastly stack in its industry?
Share of the 45 companies in the same industries, whose stack Alion knows, that use each technology.
Fastly products in its job postings
Postings at Fastly name its own products. They describe what the company makes, so they are left out of the stack above.
Companies with a stack like Fastly
Questions about the Fastly tech stack
What programming languages does Fastly use?
The languages named in Fastly job postings are Python (19%), Rust (13%), Perl (10%), Ruby (10%), JavaScript (6%), as a share of the 31 postings of the last 12 months.
Does Fastly use GitHub?
Yes. GitHub is named in 31 of 31 job postings (100%) and required in 31 of them.
What cloud and platforms does Fastly use?
The cloud and platforms named in Fastly job postings are GitHub (31), GCP (6), Linux (5) (postings in brackets).
What skills do you need for a Solutions job at Fastly?
Solutions postings at Fastly most often require GitHub (4), Python (2), out of 4 postings in the last 12 months.
Is the Fastly tech stack changing?
No new technology has appeared in Fastly job postings in the last six months.
How modern is the Fastly tech stack?
Fastly scores 71 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 Fastly tech stack?
Alion reads every job posting Fastly publishes and tags the technologies each one names. The figures on this page count the 31 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, "Fastly tech stack: 58 technologies from 31 job postings", as of Sep 28, 2026. https://alion.io/company/fastly/technologies