JANE tech stack
JANE builds mostly with SQL, Ruby, Python, JavaScript. Its stack also includes Ruby on Rails, AWS, Snowflake, GitHub. SQL is named in 6 of the 20 job postings JANE published in the last 12 months (30%). Counted by Alion from the job postings of JANE, updated Sep 29, 2026.
What programming languages does JANE use?
SQL is named in 30% of job postings at JANE, followed by Ruby (25%), Python (15%), JavaScript (10%).
What frameworks and libraries does JANE use?
Ruby on Rails is named in 25% of job postings at JANE, followed by Flink (5%), React Native (5%), React.js (5%).
What databases does JANE use?
Snowflake is named in 20% of job postings at JANE, followed by Amazon Redshift (10%), BigQuery (10%), Google BigQuery (10%).
BigQuery 
What cloud and platforms does JANE use?
AWS is named in 20% of job postings at JANE, followed by GitHub (15%), Looker (15%), Amazon EKS (5%).
AWS
4 20%
GitHub
3 15%
Amazon EKS
1 5%
Apache Kafka
1 5%
Crowdstrike
1 5%
Datadog
1 5%
Show all (17)
What developer tools does JANE use?
Terraform is named in 15% of job postings at JANE, followed by dbt (15%), Claude Code (10%), Cursor (10%).
Terraform
3 15%
dbt
3 15%
Claude Code
2 10%
Cursor
2 10%
Canva
1 5%
Helm
1 5%
Kyverno
1 5%
Show all (10)
What AI and ML technologies does JANE use?
LLM is named in 15% of job postings at JANE, followed by Claude (5%).
Which engineering practices does JANE ask for?
AI Agents is named in 15% of job postings at JANE, followed by CI/CD (15%), SLI/SLO/SLA (10%), A/B Testing (5%).
AI Agents
3 15%
CI/CD
3 15%
SLI/SLO/SLA
2 10%
Show all (12)
What does each JANE team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Security
4 postingsAnalytics
3 postingsHow does your stack fit JANE?
How is the JANE 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 JANE stack?
JANE scores 81 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 JANE stack in its industry?
Share of the 2,160 companies in the same industries, whose stack Alion knows, that use each technology.
What sets JANE apart
Companies with a stack like JANE
Questions about the JANE tech stack
What programming languages does JANE use?
The languages named in JANE job postings are SQL (30%), Ruby (25%), Python (15%), JavaScript (10%), TypeScript (10%), as a share of the 20 postings of the last 12 months.
Does JANE use Ruby on Rails?
Yes. Ruby on Rails is named in 5 of 20 job postings (25%) and required in 3 of them.
What cloud and platforms does JANE use?
The cloud and platforms named in JANE job postings are AWS (4), GitHub (3), Looker (3) (postings in brackets).
What skills do you need for a Security job at JANE?
Security postings at JANE most often require GitHub (2), Python (2), out of 4 postings in the last 12 months.
Is the JANE tech stack changing?
Yes. Amazon Redshift, BigQuery, Google BigQuery, dbt first appeared in JANE job postings in the last six months.
How modern is the JANE tech stack?
JANE scores 81 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 JANE tech stack?
Alion reads every job posting JANE publishes and tags the technologies each one names. The figures on this page count the 20 postings of the last 12 months and were updated on Sep 29, 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, "JANE tech stack: 58 technologies from 20 job postings", as of Sep 29, 2026. https://alion.io/company/jane/technologies