Replit tech stack
Replit builds mostly with Python, TypeScript, JavaScript, Go. Its stack also includes GCP, Kubernetes, React.js, Google BigQuery. Python is named in 36 of the 99 job postings Replit published in the last 12 months (36%). Counted by Alion from the job postings of Replit, updated Sep 27, 2026.
What programming languages does Replit use?
Python is named in 36% of job postings at Replit, followed by TypeScript (30%), JavaScript (26%), Go (16%).
Python
36 36%
TypeScript
30 30%
JavaScript
26 26%
Go
16 16%
SQL
15 15%
Node JS
10 10%
Rust
3 3%
Bash
1 1%
Show all (10)
What frameworks and libraries does Replit use?
React.js is named in 12% of job postings at Replit, followed by OpenTelemetry (3%), AutoGen (1%), CrewAI (1%).
React.js
12 12%
OpenTelemetry
3 3%
AutoGen
1 1%
CrewAI
1 1%
LangChain
1 1%
Next.js
1 1%
React Native
1 1%
Scikit-learn
1 1%
Show all (9)
What databases does Replit use?
Google BigQuery is named in 11% of job postings at Replit, followed by Snowflake (11%), PostgreSQL (11%), BigQuery (2%).
BigQuery What cloud and platforms does Replit use?
GCP is named in 24% of job postings at Replit, followed by Kubernetes (21%), Linux (9%), Snyk (9%).
Show all (31)
What developer tools does Replit use?
Terraform is named in 12% of job postings at Replit, followed by GraphQL (8%), Dependabot (8%), Pulumi (6%).
Show all (26)
What AI and ML technologies does Replit use?
LLM is named in 18% of job postings at Replit, followed by Claude (13%), ChatGPT (12%), Gemini (1%).
Which engineering practices does Replit ask for?
AI Agents is named in 100% of job postings at Replit, followed by CI/CD (22%), Self-Healing (20%), LLM Guardrails (10%).
AI Agents
99 100%
CI/CD
22 22%
Self-Healing
20 20%
Fine-tuning
8 8%
Incident Management
6 6%
Show all (31)
What does each Replit team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
29 postingsSupport
9 postingsSecurity
5 postingsDevOps
5 postingsHow does your stack fit Replit?
How much does Replit pay by technology?
Median stated pay of the postings that name each technology, against the median of all Replit postings with stated pay: $290k across 83 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 29 | $290k | 0% |
| TypeScript | 29 | $290k | 0% |
| JavaScript | 21 | $290k | 0% |
| GCP | 20 | $315k | +9% |
| Kubernetes | 19 | $315k | +9% |
| LLM | 17 | $300k | +3% |
| Go | 16 | $303k | +4% |
| SQL | 15 | $310k | +7% |
| React.js | 12 | $300k | +3% |
| PostgreSQL | 11 | $320k | +10% |
How is the Replit 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 Replit stack?
Replit scores 83 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: 4; legacy ones: 0.
How common is the Replit stack in its industry?
Share of the 271 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Replit apart
Replit products in its job postings
Postings at Replit name its own products. They describe what the company makes, so they are left out of the stack above.
Companies with a stack like Replit
Questions about the Replit tech stack
What programming languages does Replit use?
The languages named in Replit job postings are Python (36%), TypeScript (30%), JavaScript (26%), Go (16%), SQL (15%), as a share of the 99 postings of the last 12 months.
Does Replit use React.js?
Yes. React.js is named in 12 of 99 job postings (12%) and required in 8 of them.
What cloud and platforms does Replit use?
The cloud and platforms named in Replit job postings are GCP (24), Kubernetes (21), Linux (9) (postings in brackets).
What skills do you need for a Backend job at Replit?
Backend postings at Replit most often require TypeScript (20), Python (14), SQL (10), LLM (9), out of 29 postings in the last 12 months.
Is the Replit tech stack changing?
Yes. Function Calling, Envoy, Tool Use, Human-in-the-Loop first appeared in Replit job postings in the last six months.
How modern is the Replit tech stack?
Replit scores 83 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: 4; legacy ones: 0.
How does Alion know the Replit tech stack?
Alion reads every job posting Replit publishes and tags the technologies each one names. The figures on this page count the 99 postings of the last 12 months and were updated on Sep 27, 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, "Replit tech stack: 115 technologies from 99 job postings", as of Sep 27, 2026. https://alion.io/company/replit/technologies