EarnIn tech stack
EarnIn builds mostly with Python, JavaScript, Kotlin, Go. Its stack also includes AWS, Kubernetes, React.js, Jetpack Compose. Python is named in 18 of the 32 job postings EarnIn published in the last 12 months (56%). Counted by Alion from the job postings of EarnIn, updated Oct 1, 2026.
What programming languages does EarnIn use?
Python is named in 56% of job postings at EarnIn, followed by JavaScript (28%), Kotlin (25%), Go (25%).
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What frameworks and libraries does EarnIn use?
React.js is named in 19% of job postings at EarnIn, followed by Jetpack Compose (16%), RxJava (16%), Next.js (9%).
React.js
6 19%
Jetpack Compose
5 16%
RxJava
5 16%
Next.js
3 9%
OpenTelemetry
3 9%
Commander.js
2 6%
CrewAI
2 6%
LangChain
2 6%
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What databases does EarnIn use?
DynamoDB is named in 9% of job postings at EarnIn, followed by MySQL (3%), Pinecone (3%), Qdrant (3%).
What cloud and platforms does EarnIn use?
AWS is named in 50% of job postings at EarnIn, followed by Kubernetes (31%), Datadog (25%), Amazon EKS (19%).
AWS
16 50%
Kubernetes
10 31%
Datadog
8 25%
Amazon EKS
6 19%
Apache Kafka
6 19%
Azure
6 19%
GCP
6 19%
GitHub
6 19%
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What developer tools does EarnIn use?
Cursor is named in 72% of job postings at EarnIn, followed by Copilot (69%), Terraform (31%), Git (28%).
Cursor
23 72%
Copilot
22 69%
Terraform
10 31%
Git
9 28%
ArgoCD
4 13%
Claude Code
4 13%
Helm
4 13%
Kustomize
3 9%
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What AI and ML technologies does EarnIn use?
ChatGPT is named in 44% of job postings at EarnIn, followed by Claude (25%), LLM (25%), LoRA (3%).
Which engineering practices does EarnIn ask for?
CI/CD is named in 50% of job postings at EarnIn, followed by AI Agents (34%), Agentic Workflows (25%), MVP (19%).
CI/CD
16 50%
AI Agents
11 34%
MVP
6 19%
MVVM
6 19%
Clean Architecture
5 16%
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What other technologies does EarnIn use?
Kotlin Coroutines is named in 16% of job postings at EarnIn, followed by Swift Concurrency (3%).
Kotlin Coroutines
5 16%
Swift Concurrency
1 3%
What does each EarnIn team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
6 postingsMobile
6 postingsAI/ML
5 postingsDevOps
5 postingsHow does your stack fit EarnIn?
How much does EarnIn pay by technology?
Median stated pay of the postings that name each technology, against the median of all EarnIn postings with stated pay: $254k across 18 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 8 | $279k | +10% |
| ChatGPT | 6 | $294k | +16% |
| AWS | 6 | $280k | +10% |
| JavaScript | 5 | $308k | +21% |
| Kotlin | 5 | $244k | −4% |
| Claude | 5 | $232k | −9% |
How is the EarnIn 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 EarnIn stack?
EarnIn scores 87 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: 6; legacy ones: 0.
How common is the EarnIn stack in its industry?
Share of the 63 companies in the same industries, whose stack Alion knows, that use each technology.
What sets EarnIn apart
Companies with a stack like EarnIn
Questions about the EarnIn tech stack
What programming languages does EarnIn use?
The languages named in EarnIn job postings are Python (56%), JavaScript (28%), Kotlin (25%), Go (25%), TypeScript (22%), as a share of the 32 postings of the last 12 months.
Does EarnIn use React.js?
Yes. React.js is named in 6 of 32 job postings (19%) and required in 6 of them.
What cloud and platforms does EarnIn use?
The cloud and platforms named in EarnIn job postings are AWS (16), Kubernetes (10), Datadog (8) (postings in brackets).
What skills do you need for a Backend job at EarnIn?
Backend postings at EarnIn most often require Cursor (6), Copilot (5), JavaScript (4), Python (4), out of 6 postings in the last 12 months.
Is the EarnIn tech stack changing?
Yes. Docker, .NET, Rest API, Function Calling first appeared in EarnIn job postings in the last six months.
How modern is the EarnIn tech stack?
EarnIn scores 87 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: 6; legacy ones: 0.
How does Alion know the EarnIn tech stack?
Alion reads every job posting EarnIn publishes and tags the technologies each one names. The figures on this page count the 32 postings of the last 12 months and were updated on Oct 1, 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, "EarnIn tech stack: 122 technologies from 32 job postings", as of Oct 1, 2026. https://alion.io/company/earnin/technologies