Tessl tech stack
Tessl builds mostly with Go, TypeScript, SQL, C++. Its stack also includes Snyk, GitHub, OpenTelemetry. Snyk is named in 13 of the 13 job postings Tessl published in the last 12 months (100%). Counted by Alion from the job postings of Tessl, updated Oct 17, 2026.
What programming languages does Tessl use?
Go is named in 15% of job postings at Tessl, followed by TypeScript (15%), SQL (8%), C++ (8%).
What frameworks and libraries does Tessl use?
OpenTelemetry is named in 8% of job postings at Tessl.
OpenTelemetry
1 8%
What cloud and platforms does Tessl use?
Snyk is named in 100% of job postings at Tessl, followed by GitHub (23%), Kubernetes (15%), AWS (8%).
Snyk
13 100%
GitHub
3 23%
Kubernetes
2 15%
AWS
1 8%
Amazon EKS
1 8%
GitHub Actions
1 8%
LocalAI
1 8%
Sentry
1 8%
What developer tools does Tessl use?
Claude Code is named in 8% of job postings at Tessl, followed by Copilot (8%), Cursor (8%), Rest API (8%).
What AI and ML technologies does Tessl use?
Claude is named in 15% of job postings at Tessl.
Claude
2 15%
Which engineering practices does Tessl ask for?
AI Agents is named in 54% of job postings at Tessl, followed by CI/CD (15%), Agentic Workflows (8%), DNS (8%).
AI Agents
7 54%
CI/CD
2 15%
Synthetic Data
1 8%
What does each Tessl team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Product
4 postingsHow does your stack fit Tessl?
How is the Tessl 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 Tessl stack?
Tessl scores 80 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 Tessl stack in its industry?
Share of the 1,209 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Tessl apart
Companies with a stack like Tessl
Questions about the Tessl tech stack
What programming languages does Tessl use?
The languages named in Tessl job postings are Go (15%), TypeScript (15%), SQL (8%), C++ (8%), Haskell (8%), as a share of the 13 postings of the last 12 months.
Does Tessl use Snyk?
Yes. Snyk is named in 13 of 13 job postings (100%) and required in 13 of them.
What cloud and platforms does Tessl use?
The cloud and platforms named in Tessl job postings are Snyk (13), GitHub (3), Kubernetes (2) (postings in brackets).
What skills do you need for a Product job at Tessl?
Product postings at Tessl most often require Snyk (4), Go (2), out of 4 postings in the last 12 months.
Is the Tessl tech stack changing?
Yes. Go, Kubernetes, TypeScript, CI/CD first appeared in Tessl job postings in the last six months.
How modern is the Tessl tech stack?
Tessl scores 80 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 Tessl tech stack?
Alion reads every job posting Tessl publishes and tags the technologies each one names. The figures on this page count the 13 postings of the last 12 months and were updated on Oct 17, 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, "Tessl tech stack: 28 technologies from 13 job postings", as of Oct 17, 2026. https://alion.io/company/tessl/technologies