Southwest Airlines tech stack
Southwest Airlines builds mostly with Python, SQL, JavaScript, C#. Its stack also includes AWS, Tableau, OpenTelemetry, Amazon Redshift. AWS is named in 18 of the 42 job postings Southwest Airlines published in the last 12 months (43%). Counted by Alion from the job postings of Southwest Airlines, updated Oct 3, 2026.
What programming languages does Southwest Airlines use?
Python is named in 36% of job postings at Southwest Airlines, followed by SQL (29%), JavaScript (10%), C# (7%).
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What frameworks and libraries does Southwest Airlines use?
OpenTelemetry is named in 17% of job postings at Southwest Airlines, followed by LangChain (7%), LangGraph (7%), CrewAI (5%).
What databases does Southwest Airlines use?
Amazon Redshift is named in 7% of job postings at Southwest Airlines, followed by Amazon Aurora (2%), Apache Hudi (2%), Apache Iceberg (2%).
Amazon Redshift
3 7%
Amazon Aurora
1 2%
Apache Hudi
1 2%
Apache Iceberg
1 2%
Delta Lake
1 2%
DynamoDB
1 2%
What cloud and platforms does Southwest Airlines use?
AWS is named in 43% of job postings at Southwest Airlines, followed by Tableau (31%), Amazon ECS (19%), Power BI (17%).
AWS
18 43%
Tableau
13 31%
Power BI
7 17%
Grafana
7 17%
Kubernetes
7 17%
AWS Lambda
6 14%
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What developer tools does Southwest Airlines use?
Alteryx is named in 26% of job postings at Southwest Airlines, followed by Git (14%), Microsoft Excel (14%), Prometheus (14%).
Git
6 14%
Prometheus
6 14%
Terraform
5 12%
CloudFormation
4 10%
Docker
3 7%
GraphQL
3 7%
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What AI and ML technologies does Southwest Airlines use?
LLM is named in 2% of job postings at Southwest Airlines.
LLM
1 2%
Which engineering practices does Southwest Airlines ask for?
CI/CD is named in 29% of job postings at Southwest Airlines, followed by AI Agents (17%), IAM (17%), Platform Engineering (12%).
CI/CD
12 29%
AI Agents
7 17%
Platform Engineering
5 12%
RAG
3 7%
Shift-Left
3 7%
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What does each Southwest Airlines team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Early Careers
10 postingsBackend
7 postingsAnalytics
4 postingsProduct
4 postingsEnterprise Apps
3 postingsDevOps
3 postingsHow does your stack fit Southwest Airlines?
How much does Southwest Airlines pay by technology?
Median stated pay of the postings that name each technology, against the median of all Southwest Airlines postings with stated pay: $52k across 23 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Tableau | 11 | $52k | 0% |
| SQL | 8 | $52k | 0% |
| Power BI | 7 | $52k | 0% |
| Python | 6 | $56k | +8% |
How is the Southwest Airlines 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 Southwest Airlines stack?
Southwest Airlines scores 72 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: 1; legacy ones: 0.
Companies with a stack like Southwest Airlines
Questions about the Southwest Airlines tech stack
What programming languages does Southwest Airlines use?
The languages named in Southwest Airlines job postings are Python (36%), SQL (29%), JavaScript (10%), C# (7%), Java (5%), as a share of the 42 postings of the last 12 months.
Does Southwest Airlines use OpenTelemetry?
Yes. OpenTelemetry is named in 7 of 42 job postings (17%) and required in 7 of them.
What cloud and platforms does Southwest Airlines use?
The cloud and platforms named in Southwest Airlines job postings are AWS (18), Tableau (13), Amazon ECS (8) (postings in brackets).
What skills do you need for a Early Careers job at Southwest Airlines?
Early Careers postings at Southwest Airlines most often require Tableau (6), Alteryx (5), Power BI (5), Microsoft Excel (4), out of 10 postings in the last 12 months.
Is the Southwest Airlines tech stack changing?
Yes. Power BI, Amazon S3, Amazon Kinesis, Amazon Redshift first appeared in Southwest Airlines job postings in the last six months.
How modern is the Southwest Airlines tech stack?
Southwest Airlines scores 72 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: 1; legacy ones: 0.
How does Alion know the Southwest Airlines tech stack?
Alion reads every job posting Southwest Airlines publishes and tags the technologies each one names. The figures on this page count the 42 postings of the last 12 months and were updated on Oct 3, 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, "Southwest Airlines tech stack: 96 technologies from 42 job postings", as of Oct 3, 2026. https://alion.io/company/southwest-com/technologies