SOTI tech stack
SOTI builds mostly with C#, SQL, JavaScript, Python. Its stack also includes .NET, Azure, Angular, Appium. C# is named in 22 of the 23 job postings SOTI published in the last 12 months (96%). Counted by Alion from the job postings of SOTI, updated Oct 24, 2026.
What programming languages does SOTI use?
C# is named in 96% of job postings at SOTI, followed by SQL (39%), JavaScript (30%), Python (26%).
C# 
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What frameworks and libraries does SOTI use?
Angular is named in 17% of job postings at SOTI, followed by Appium (9%), Selenium (9%), LangChain (4%).
What databases does SOTI use?
Azure SQL Database is named in 4% of job postings at SOTI, followed by DynamoDB (4%), MS SQL (4%).
What cloud and platforms does SOTI use?
.NET is named in 87% of job postings at SOTI, followed by Azure (30%), AWS (26%), Amazon EC2 (13%).
.NET
20 87%
Azure
7 30%
AWS
6 26%
Amazon EC2
3 13%
AWS Lambda
2 9%
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What developer tools does SOTI use?
Git is named in 26% of job postings at SOTI, followed by CloudFormation (9%), Terraform (9%), JMeter (9%).
Git
6 26%
CloudFormation
2 9%
Terraform
2 9%
JMeter
2 9%
Adobe After Effects
1 4%
Adobe Photoshop
1 4%
Ansible
1 4%
Bicep
1 4%
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Which engineering practices does SOTI ask for?
CI/CD is named in 30% of job postings at SOTI, followed by Machine Learning (30%), Anomaly Detection (9%), IAM (9%).
CI/CD
7 30%
Anomaly Detection
2 9%
RAG
2 9%
Time Series
2 9%
Embeddings
1 4%
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What does each SOTI team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
7 postingsQA
3 postingsDevOps
3 postingsHow does your stack fit SOTI?
How modern is the SOTI stack?
SOTI scores 68 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: 0; legacy ones: 0.
How common is the SOTI stack in its industry?
Share of the 210 companies in the same industries, whose stack Alion knows, that use each technology.
What sets SOTI apart
Companies with a stack like SOTI
Questions about the SOTI tech stack
What programming languages does SOTI use?
The languages named in SOTI job postings are C# (96%), SQL (39%), JavaScript (30%), Python (26%), C++ (22%), as a share of the 23 postings of the last 12 months.
Does SOTI use Angular?
Yes. Angular is named in 4 of 23 job postings (17%) and required in 3 of them.
What cloud and platforms does SOTI use?
The cloud and platforms named in SOTI job postings are .NET (20), Azure (7), AWS (6) (postings in brackets).
What skills do you need for a Backend job at SOTI?
Backend postings at SOTI most often require .NET (6), C# (6), SQL (5), Angular (3), out of 7 postings in the last 12 months.
Is the SOTI tech stack changing?
No new technology has appeared in SOTI job postings in the last six months.
How modern is the SOTI tech stack?
SOTI scores 68 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: 0; legacy ones: 0.
How does Alion know the SOTI tech stack?
Alion reads every job posting SOTI publishes and tags the technologies each one names. The figures on this page count the 23 postings of the last 12 months and were updated on Oct 24, 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, "SOTI tech stack: 80 technologies from 23 job postings", as of Oct 24, 2026. https://alion.io/company/soti-japan-k-k/technologies