S3 tech stack
S3 builds mostly with 1C, PHP, Python, SQL. Its stack also includes Amazon S3, MySQL, Laravel, Airflow. Amazon S3 is named in 31 of the 36 job postings S3 published in the last 12 months (86%). Counted by Alion from the job postings of S3, updated Oct 1, 2026.
What programming languages does S3 use?
1C is named in 31% of job postings at S3, followed by PHP (11%), Python (8%), SQL (8%).
1C 
What frameworks and libraries does S3 use?
Laravel is named in 11% of job postings at S3, followed by FastAPI (8%), Flask (8%), Pandas (8%).
What databases does S3 use?
MySQL is named in 14% of job postings at S3, followed by MS SQL (8%), PostgreSQL (8%), ElasticSearch (6%).
What cloud and platforms does S3 use?
Amazon S3 is named in 86% of job postings at S3, followed by Airflow (8%), GitLab (8%), Linux (8%).
What developer tools does S3 use?
Microsoft Excel is named in 14% of job postings at S3, followed by Docker (8%), Git (8%), SSIS (8%).
Docker
3 8%
Git
3 8%
AutoCAD
2 6%
SolidWorks
2 6%
Rest API
1 3%
Which engineering practices does S3 ask for?
ETL/ELT is named in 11% of job postings at S3.
What does each S3 team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Field & Service
8 postingsFinance
5 postingsData Science
4 postingsEnterprise Apps
3 postingsHow does your stack fit S3?
How modern is the S3 stack?
S3 scores 76 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.
Companies with a stack like S3
Questions about the S3 tech stack
What programming languages does S3 use?
The languages named in S3 job postings are 1C (31%), PHP (11%), Python (8%), SQL (8%), JavaScript (6%), as a share of the 36 postings of the last 12 months.
Does S3 use Laravel?
Yes. Laravel is named in 4 of 36 job postings (11%) and required in 4 of them.
What cloud and platforms does S3 use?
The cloud and platforms named in S3 job postings are Amazon S3 (31), Airflow (3), GitLab (3) (postings in brackets).
What skills do you need for a Field & Service job at S3?
Field & Service postings at S3 most often require Amazon S3 (8), 1C (2), AutoCAD (2), SolidWorks (2), out of 8 postings in the last 12 months.
Is the S3 tech stack changing?
No new technology has appeared in S3 job postings in the last six months.
How modern is the S3 tech stack?
S3 scores 76 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 S3 tech stack?
Alion reads every job posting S3 publishes and tags the technologies each one names. The figures on this page count the 36 postings of the last 12 months and were updated on Oct 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, "S3 tech stack: 35 technologies from 36 job postings", as of Oct 1, 2026. https://alion.io/company/s3/technologies