Peek tech stack
Peek builds mostly with SQL, Python, JavaScript, TypeScript. Its stack also includes GitLab CI, GitHub Actions, MySQL, Amazon Redshift. SQL is named in 5 of the 13 job postings Peek published in the last 12 months (38%). Counted by Alion from the job postings of Peek, updated Nov 13, 2026.
What programming languages does Peek use?
SQL is named in 38% of job postings at Peek, followed by Python (31%), JavaScript (31%), TypeScript (31%).
SQL
5 38%
Python
4 31%
JavaScript
4 31%
TypeScript
4 31%
Elixir
3 23%
Ruby
2 15%
Swift
2 15%
Bash
1 8%
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What frameworks and libraries does Peek use?
Angular is named in 15% of job postings at Peek, followed by Cypress (8%), Pinia (8%), Playwright (8%).
Angular
2 15%
Cypress
1 8%
Pinia
1 8%
Playwright
1 8%
Selenium
1 8%
Vitest
1 8%
Vue.js
1 8%
Vuex
1 8%
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What databases does Peek use?
MySQL is named in 23% of job postings at Peek, followed by Amazon Redshift (15%), Google BigQuery (15%), MongoDB (8%).
MySQL
3 23%
Amazon Redshift
2 15%
Google BigQuery
2 15%
MongoDB
1 8%
PostgreSQL
1 8%
Snowflake
1 8%
Redis
1 8%
What cloud and platforms does Peek use?
GitLab CI is named in 31% of job postings at Peek, followed by GitHub Actions (23%), Looker (23%), AWS (15%).
GitLab CI
4 31%
GitHub Actions
3 23%
AWS
2 15%
Amazon EKS
2 15%
Kubernetes
2 15%
Tableau
2 15%
Cloudflare
2 15%
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What developer tools does Peek use?
Claude Code is named in 46% of job postings at Peek, followed by Cursor (46%), OpenAI Codex (38%), Jenkins (15%).
Claude Code
6 46%
Cursor
6 46%
Jenkins
2 15%
GraphQL
2 15%
AWS CDK
1 8%
ArgoCD
1 8%
Copilot
1 8%
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What AI and ML technologies does Peek use?
Claude is named in 23% of job postings at Peek, followed by Gemini (15%), ChatGPT (8%), LLM (8%).
Which engineering practices does Peek ask for?
CI/CD is named in 46% of job postings at Peek, followed by AI Agents (46%), IAM (15%), Machine Learning (15%).
CI/CD
6 46%
AI Agents
6 46%
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What does each Peek team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
3 postingsHow does your stack fit Peek?
How modern is the Peek stack?
Peek scores 84 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: 4; legacy ones: 0.
How common is the Peek stack in its industry?
Share of the 961 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Peek apart
Companies with a stack like Peek
Questions about the Peek tech stack
What programming languages does Peek use?
The languages named in Peek job postings are SQL (38%), Python (31%), JavaScript (31%), TypeScript (31%), Elixir (23%), as a share of the 13 postings of the last 12 months.
Does Peek use GitLab CI?
Yes. GitLab CI is named in 4 of 13 job postings (31%) and required in 3 of them.
What cloud and platforms does Peek use?
The cloud and platforms named in Peek job postings are GitLab CI (4), GitHub Actions (3), Looker (3) (postings in brackets).
What skills do you need for a Backend job at Peek?
Backend postings at Peek most often require Claude Code (3), Cursor (3), Elixir (3), OpenAI Codex (3), out of 3 postings in the last 12 months.
Is the Peek tech stack changing?
No new technology has appeared in Peek job postings in the last six months.
How modern is the Peek tech stack?
Peek scores 84 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: 4; legacy ones: 0.
How does Alion know the Peek tech stack?
Alion reads every job posting Peek publishes and tags the technologies each one names. The figures on this page count the 13 postings of the last 12 months and were updated on Nov 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, "Peek tech stack: 88 technologies from 13 job postings", as of Nov 13, 2026. https://alion.io/company/peek/technologies