D. E. Shaw tech stack
D. E. Shaw builds mostly with Python, JavaScript, C++, Java. Its stack also includes React.js, Redux, Linux, Unix. Python is named in 12 of the 16 job postings D. E. Shaw published in the last 12 months (75%). Counted by Alion from the job postings of D. E. Shaw, updated Oct 3, 2026.
What programming languages does D. E. Shaw use?
Python is named in 75% of job postings at D. E. Shaw, followed by JavaScript (38%), C++ (31%), Java (31%).
Python
12 75%
JavaScript
6 38%
C++
5 31%
Java
5 31%
SQL
4 25%
TypeScript
3 19%
Bash
1 6%
Cython
1 6%
Show all (10)
What frameworks and libraries does D. E. Shaw use?
React.js is named in 38% of job postings at D. E. Shaw, followed by Redux (19%), LangChain (19%), LangGraph (19%).
React.js
6 38%
Redux
3 19%
LangChain
3 19%
LangGraph
3 19%
Cypress
1 6%
Django
1 6%
Flask
1 6%
JUnit
1 6%
Show all (11)
What cloud and platforms does D. E. Shaw use?
Linux is named in 13% of job postings at D. E. Shaw, followed by Unix (6%), Windows (6%).
What developer tools does D. E. Shaw use?
JMeter is named in 6% of job postings at D. E. Shaw, followed by Model Context Protocol (6%), Claude Code (6%), Copilot (6%).
What AI and ML technologies does D. E. Shaw use?
LLM is named in 6% of job postings at D. E. Shaw.
LLM
1 6%
Which engineering practices does D. E. Shaw ask for?
CI/CD is named in 19% of job postings at D. E. Shaw, followed by RAG (19%), Semantic Search (6%), Semantic Search (6%).
Semantic Search 
What does each D. E. Shaw team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
8 postingsLeadership
3 postingsHow does your stack fit D. E. Shaw?
How modern is the D. E. Shaw stack?
D. E. Shaw scores 81 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: 1; legacy ones: 0.
How common is the D. E. Shaw stack in its industry?
Share of the 78 companies in the same industries, whose stack Alion knows, that use each technology.
What sets D. E. Shaw apart
Companies with a stack like D. E. Shaw
BGStaff
27 shared technologies
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28 shared technologies
Toshiba Global Commerce Solutions
26 shared technologies
Verint
29 shared technologies
Technology Management Solutions
30 shared technologies
Globallogic
27 shared technologies
7 17 Credit Union
28 shared technologies
Ping Identity
29 shared technologies
Questions about the D. E. Shaw tech stack
What programming languages does D. E. Shaw use?
The languages named in D. E. Shaw job postings are Python (75%), JavaScript (38%), C++ (31%), Java (31%), SQL (25%), as a share of the 16 postings of the last 12 months.
Does D. E. Shaw use React.js?
Yes. React.js is named in 6 of 16 job postings (38%) and required in 6 of them.
What cloud and platforms does D. E. Shaw use?
The cloud and platforms named in D. E. Shaw job postings are Linux (2), Unix (1), Windows (1) (postings in brackets).
What skills do you need for a Backend job at D. E. Shaw?
Backend postings at D. E. Shaw most often require Python (6), Java (4), JavaScript (4), React.js (4), out of 8 postings in the last 12 months.
Is the D. E. Shaw tech stack changing?
No new technology has appeared in D. E. Shaw job postings in the last six months.
How modern is the D. E. Shaw tech stack?
D. E. Shaw scores 81 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: 1; legacy ones: 0.
How does Alion know the D. E. Shaw tech stack?
Alion reads every job posting D. E. Shaw publishes and tags the technologies each one names. The figures on this page count the 16 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, "D. E. Shaw tech stack: 34 technologies from 16 job postings", as of Oct 3, 2026. https://alion.io/company/d-e-shaw/technologies