Arc Institute tech stack
Arc Institute builds mostly with Python, SQL. Its stack also includes PyTorch, JAX. Python is named in 9 of the 17 job postings Arc Institute published in the last 12 months (53%). Counted by Alion from the job postings of Arc Institute, updated Oct 12, 2026.
What programming languages does Arc Institute use?
Python is named in 53% of job postings at Arc Institute, followed by SQL (6%).
What frameworks and libraries does Arc Institute use?
PyTorch is named in 18% of job postings at Arc Institute, followed by JAX (6%), TensorFlow (6%), FSDP (6%).
What developer tools does Arc Institute use?
Rest API is named in 6% of job postings at Arc Institute, followed by SLURM (6%).
What AI and ML technologies does Arc Institute use?
Claude is named in 6% of job postings at Arc Institute.
Claude
1 6%
Which engineering practices does Arc Institute ask for?
Machine Learning is named in 47% of job postings at Arc Institute, followed by AI Agents (24%), HPC (6%), Interpretability (6%).
AI Agents
4 24%
HPC
1 6%
Multimodal AI
1 6%
What does each Arc Institute team work with?
The technologies each team's postings require most often, with the number of postings that require them.
AI/ML
3 postingsHow does your stack fit Arc Institute?
How is the Arc Institute stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the Arc Institute stack?
Arc Institute scores 73 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: 1; legacy ones: 0.
How common is the Arc Institute stack in its industry?
Share of the 443 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Arc Institute
SCSP
11 shared technologies
Chan Zuckerberg Biohub
13 shared technologies
CAUSAL.AGENCY(7)
12 shared technologies
Character.AI
13 shared technologies
The Allen Institute for AI
12 shared technologies
FAR.AI
12 shared technologies
Toyota Research Institute
11 shared technologies
RadixArk
13 shared technologies
Questions about the Arc Institute tech stack
What programming languages does Arc Institute use?
The languages named in Arc Institute job postings are Python (53%), SQL (6%), as a share of the 17 postings of the last 12 months.
Does Arc Institute use PyTorch?
Yes. PyTorch is named in 3 of 17 job postings (18%) and required in 3 of them.
What skills do you need for a AI/ML job at Arc Institute?
AI/ML postings at Arc Institute most often require PyTorch (2), Python (2), out of 3 postings in the last 12 months.
Is the Arc Institute tech stack changing?
Yes. Python, AI Agents first appeared in Arc Institute job postings in the last six months.
How modern is the Arc Institute tech stack?
Arc Institute scores 73 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: 1; legacy ones: 0.
How does Alion know the Arc Institute tech stack?
Alion reads every job posting Arc Institute publishes and tags the technologies each one names. The figures on this page count the 17 postings of the last 12 months and were updated on Oct 12, 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, "Arc Institute tech stack: 17 technologies from 17 job postings", as of Oct 12, 2026. https://alion.io/company/arc-institute/technologies