Jeffco tech stack
Jeffco builds mostly with Python, SQL, C#, JavaScript. Its stack also includes Amazon ECS, .NET, Oracle. Python is named in 1 of the 4 job postings Jeffco published in the last 12 months (25%). Counted by Alion from the job postings of Jeffco, updated Oct 14, 2026.
What programming languages does Jeffco use?
Python is named in 25% of job postings at Jeffco, followed by SQL (25%), C# (25%), JavaScript (25%).
What cloud and platforms does Jeffco use?
Amazon ECS is named in 25% of job postings at Jeffco, followed by .NET (25%).
.NET
1 25%
What developer tools does Jeffco use?
Parcel is named in 25% of job postings at Jeffco.
Parcel
1 25%
Which engineering practices does Jeffco ask for?
Incident Management is named in 25% of job postings at Jeffco, followed by Machine Learning (25%), Post-training (25%), Transfer Learning (25%).
How does your stack fit Jeffco?
How modern is the Jeffco stack?
Jeffco scores 67 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.
Companies with a stack like Jeffco
Questions about the Jeffco tech stack
What programming languages does Jeffco use?
The languages named in Jeffco job postings are Python (25%), SQL (25%), C# (25%), JavaScript (25%), as a share of the 4 postings of the last 12 months.
What cloud and platforms does Jeffco use?
The cloud and platforms named in Jeffco job postings are Amazon ECS (1), .NET (1) (postings in brackets).
Is the Jeffco tech stack changing?
No new technology has appeared in Jeffco job postings in the last six months.
How modern is the Jeffco tech stack?
Jeffco scores 67 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 Jeffco tech stack?
Alion reads every job posting Jeffco publishes and tags the technologies each one names. The figures on this page count the 4 postings of the last 12 months and were updated on Oct 14, 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, "Jeffco tech stack: 12 technologies from 4 job postings", as of Oct 14, 2026. https://alion.io/company/jeffco-us/technologies