Tern tech stack
Tern builds mostly with Ruby, SQL. Its stack also includes Google BigQuery, GCP, Heroku, PostgreSQL. Ruby is named in 4 of the 5 job postings Tern published in the last 12 months (80%). Counted by Alion from the job postings of Tern, updated Nov 1, 2026.
What programming languages does Tern use?
Ruby is named in 80% of job postings at Tern, followed by SQL (20%).
What frameworks and libraries does Tern use?
Ruby on Rails is named in 60% of job postings at Tern, followed by Hotwire (60%), Sidekiq (20%), Stimulus (20%).
What databases does Tern use?
Google BigQuery is named in 80% of job postings at Tern, followed by PostgreSQL (60%).
Google BigQuery
4 80%
PostgreSQL
3 60%
What cloud and platforms does Tern use?
GCP is named in 60% of job postings at Tern, followed by Heroku (60%).
What developer tools does Tern use?
Claude Code is named in 60% of job postings at Tern, followed by Model Context Protocol (60%), dbt (20%), Cursor (20%).
What AI and ML technologies does Tern use?
LLM is named in 20% of job postings at Tern, followed by Claude (20%).
Which engineering practices does Tern ask for?
MVC is named in 40% of job postings at Tern, followed by AI Agents (20%), Agentic Workflows (20%), Prompt Engineering (20%).
What does each Tern 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 Tern?
How modern is the Tern stack?
Tern scores 86 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: 2; legacy ones: 0.
How common is the Tern stack in its industry?
Share of the 319 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Tern apart
Companies with a stack like Tern
Questions about the Tern tech stack
What programming languages does Tern use?
The languages named in Tern job postings are Ruby (80%), SQL (20%), as a share of the 5 postings of the last 12 months.
Does Tern use Ruby on Rails?
Yes. Ruby on Rails is named in 3 of 5 job postings (60%) and required in 3 of them.
What cloud and platforms does Tern use?
The cloud and platforms named in Tern job postings are GCP (3), Heroku (3) (postings in brackets).
What skills do you need for a Backend job at Tern?
Backend postings at Tern most often require Claude Code (2), Model Context Protocol (2), Ruby on Rails (2), out of 3 postings in the last 12 months.
Is the Tern tech stack changing?
No new technology has appeared in Tern job postings in the last six months.
How modern is the Tern tech stack?
Tern scores 86 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: 2; legacy ones: 0.
How does Alion know the Tern tech stack?
Alion reads every job posting Tern publishes and tags the technologies each one names. The figures on this page count the 5 postings of the last 12 months and were updated on Nov 1, 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, "Tern tech stack: 21 technologies from 5 job postings", as of Nov 1, 2026. https://alion.io/company/tern-3/technologies