Coresystems tech stack
Coresystems builds mostly with Python, JavaScript. Its stack also includes AWS, GitHub, React.js. Python is named in 4 of the 5 job postings Coresystems published in the last 12 months (80%). Counted by Alion from the job postings of Coresystems, updated Oct 28, 2026.
What programming languages does Coresystems use?
Python is named in 80% of job postings at Coresystems, followed by JavaScript (80%).
Python
4 80%
JavaScript
4 80%
What frameworks and libraries does Coresystems use?
React.js is named in 80% of job postings at Coresystems.
React.js
4 80%
What cloud and platforms does Coresystems use?
AWS is named in 80% of job postings at Coresystems, followed by GitHub (80%).
Which engineering practices does Coresystems ask for?
AI Agents is named in 80% of job postings at Coresystems, followed by Agentic Workflows (40%), Machine Learning (20%).
What does each Coresystems team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
4 postingsHow does your stack fit Coresystems?
How modern is the Coresystems stack?
Coresystems scores 82 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 Coresystems stack in its industry?
Share of the 64 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Coresystems
Questions about the Coresystems tech stack
What programming languages does Coresystems use?
The languages named in Coresystems job postings are Python (80%), JavaScript (80%), as a share of the 5 postings of the last 12 months.
Does Coresystems use React.js?
Yes. React.js is named in 4 of 5 job postings (80%) and required in 4 of them.
What cloud and platforms does Coresystems use?
The cloud and platforms named in Coresystems job postings are AWS (4), GitHub (4) (postings in brackets).
What skills do you need for a Backend job at Coresystems?
Backend postings at Coresystems most often require AWS (4), GitHub (4), Python (4), React.js (4), out of 4 postings in the last 12 months.
Is the Coresystems tech stack changing?
No new technology has appeared in Coresystems job postings in the last six months.
How modern is the Coresystems tech stack?
Coresystems scores 82 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 Coresystems tech stack?
Alion reads every job posting Coresystems publishes and tags the technologies each one names. The figures on this page count the 5 postings of the last 12 months and were updated on Oct 28, 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, "Coresystems tech stack: 8 technologies from 5 job postings", as of Oct 28, 2026. https://alion.io/company/coresystems/technologies