Span tech stack
Span builds mostly with JavaScript, Python, TypeScript, Node JS. Its stack also includes AWS, Apache Kafka, PostgreSQL, Redis. JavaScript is named in 3 of the 6 job postings Span published in the last 12 months (50%). Counted by Alion from the job postings of Span, updated Nov 4, 2026.
What programming languages does Span use?
JavaScript is named in 50% of job postings at Span, followed by Python (50%), TypeScript (50%), Node JS (50%).
What frameworks and libraries does Span use?
Dagster is named in 50% of job postings at Span, followed by Nest.JS (50%), React.js (17%).
What databases does Span use?
PostgreSQL is named in 50% of job postings at Span, followed by Redis (50%).
PostgreSQL
3 50%
Redis
3 50%
What cloud and platforms does Span use?
AWS is named in 50% of job postings at Span, followed by Apache Kafka (50%), Kubernetes (50%).
What developer tools does Span use?
Fivetran is named in 100% of job postings at Span, followed by FluxCD (50%).
FluxCD
3 50%
Which engineering practices does Span ask for?
AI Agents is named in 33% of job postings at Span, followed by Agentic Workflows (33%), ETL/ELT (17%), Platform Engineering (17%).
How does your stack fit Span?
How modern is the Span stack?
Span scores 77 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: 0; legacy ones: 0.
How common is the Span stack in its industry?
Share of the 310 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Span apart
Companies with a stack like Span
Questions about the Span tech stack
What programming languages does Span use?
The languages named in Span job postings are JavaScript (50%), Python (50%), TypeScript (50%), Node JS (50%), as a share of the 6 postings of the last 12 months.
What cloud and platforms does Span use?
The cloud and platforms named in Span job postings are AWS (3), Apache Kafka (3), Kubernetes (3) (postings in brackets).
Is the Span tech stack changing?
No new technology has appeared in Span job postings in the last six months.
How modern is the Span tech stack?
Span scores 77 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: 0; legacy ones: 0.
How does Alion know the Span tech stack?
Alion reads every job posting Span publishes and tags the technologies each one names. The figures on this page count the 6 postings of the last 12 months and were updated on Nov 4, 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, "Span tech stack: 18 technologies from 6 job postings", as of Nov 4, 2026. https://alion.io/company/span-6/technologies