Chalk tech stack
Chalk builds mostly with Rust, Python, SQL, C++. Its stack also includes Buildkite, GitHub Actions, BigQuery, Google BigQuery. Rust is named in 15 of the 15 job postings Chalk published in the last 12 months (100%). Counted by Alion from the job postings of Chalk, updated Oct 10, 2026.
What programming languages does Chalk use?
Rust is named in 100% of job postings at Chalk, followed by Python (60%), SQL (40%), C++ (27%).
What databases does Chalk use?
BigQuery is named in 7% of job postings at Chalk, followed by Google BigQuery (7%).
BigQuery
1 7%
Google BigQuery
1 7%
What cloud and platforms does Chalk use?
Buildkite is named in 7% of job postings at Chalk, followed by GitHub Actions (7%), Kubernetes (7%).
What developer tools does Chalk use?
Bazel is named in 7% of job postings at Chalk, followed by dbt (7%).
What AI and ML technologies does Chalk use?
Claude is named in 13% of job postings at Chalk.
Claude
2 13%
Which engineering practices does Chalk ask for?
Machine Learning is named in 100% of job postings at Chalk, followed by AI Agents (20%), SLI/SLO/SLA (13%), Recommender Systems (7%).
AI Agents
3 20%
SLI/SLO/SLA
2 13%
Fine-tuning
1 7%
What does each Chalk team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Solutions
4 postingsHow does your stack fit Chalk?
How is the Chalk 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 Chalk stack?
Chalk scores 76 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 Chalk stack in its industry?
Share of the 62 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Chalk
Questions about the Chalk tech stack
What programming languages does Chalk use?
The languages named in Chalk job postings are Rust (100%), Python (60%), SQL (40%), C++ (27%), Go (7%), as a share of the 15 postings of the last 12 months.
What cloud and platforms does Chalk use?
The cloud and platforms named in Chalk job postings are Buildkite (1), GitHub Actions (1), Kubernetes (1) (postings in brackets).
What skills do you need for a Solutions job at Chalk?
Solutions postings at Chalk most often require Rust (4), Python (3), SQL (3), out of 4 postings in the last 12 months.
Is the Chalk tech stack changing?
Yes. AI Agents, C++, Claude, SLI/SLO/SLA first appeared in Chalk job postings in the last six months.
How modern is the Chalk tech stack?
Chalk scores 76 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 Chalk tech stack?
Alion reads every job posting Chalk publishes and tags the technologies each one names. The figures on this page count the 15 postings of the last 12 months and were updated on Oct 10, 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, "Chalk tech stack: 18 technologies from 15 job postings", as of Oct 10, 2026. https://alion.io/company/chalk-2/technologies