Piano
piano.io
Actively hiring
Customer Data Platforms (CDP) & Reverse ETL
Subscription Commerce
Web Analytics & Tag Management
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Hiring now
17
+5 posted in 30 days
Backers
2
Omnes Capital, Runway Growth Capital
Momentum
12/100
hiring for its size
Last sign of life
this month
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 0.02%
of 133.2M domains by links, Common Crawl
Hacker News stories
1
best: 49 points
Backed byfrom the funds' portfolios and accelerator catalogs
Omnes Capital 
Runway Growth Capital Similar startupsby what they do, their industry and backers
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News
Piano My personal way of practicing self-taught as an adult!くれ元?税理・会計士
I played the Electone in kindergarten and took piano lessons from elementary school until my second year of junior high. Up until the fourth grade of elementary school, I hated piano lessons so much that I even tried to skip them by breaking my own finger
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Adam Hincu (@AdamHincu) on X
I gave ChatGPT one prompt.It composed this beautiful, original piano solo, built the player, and put the whole thing together by itself.It almost seems like every note carries real weight, personality and raw emotion.Crazy how far we've come.
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Postponing the sale of the grand piano until Decemberかのん奏音
I had decided to sell the grand piano in order to continue operating Kanon.It is a precious piano, but I believed that preserving the space itself was the priority.If I sold the piano, I could secure operating funds for the time being.I still do not think
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Learn piano without leaving your house thanks to this AI-powered app - now for less than $20 a year
Learn piano in your spare time with this 5-year subscription to flowkey Piano Learning App Classic Plan.
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3D Printed Piano Action Faithful To The Original
A piano's internal mechanism for translating a key press into sound is surprisingly complicated. It has to do a lot of things simultaneously and quickly: provide precise control over velocity, ensure ...
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Tech stack
Technologies named in job postings at Piano over the last 12 months, by layer, with the share of postings for each.
Technologies in use
70
Postings analysed
7
Stack modernity
83/100AI adopter
Languages
JavaScript
Node JS
Python
TypeScript
Frameworks & libraries
Angular
Jest
Mocha
OpenAI Agents SDK
Databases
Redis
ElasticSearch
PostgreSQL
Aerospike
Cloud & platforms
Kubernetes
AWS
Amazon S3
Anthropic
AI & ML
Claude
LLM
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Full Piano tech stack
70 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
50/100
Stable
Open positions
17
1 opened / 0 closed in 30 days
ATS activity
Every ~9 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Sales
29% ▲
Backend
14%
AI/ML
7% ▲
Data Science
7% ▼
Product
7% ▼
Administrative
7% ▼
Offices
Where the company hires and what each office is for
Cities
8
Hiring now
8
Countries
6
Busiest office
Mérignac
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Headquarters
Builds here
Office with open vacancies
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Mérignac
France
Support & operations
5 open roles 4 posted in 90 days 40% engineering
hires for Early Careers, Data Science, Backend
Warsaw
Poland
Engineering / R&D
3 open roles 2 posted in 90 days 33% engineering
hires for Product, Backend
Amsterdam
Netherlands
2 open roles 2 posted in 90 days
hires for Sales
Philadelphia
United States
2 open roles 2 posted in 90 days
hires for Administrative, Sales
Bratislava
Slovakia
Engineering / R&D
2 open roles 2 posted in 90 days 50% engineering
hires for AI/ML, Legal
New York
United States
1 open roles 1 posted in 90 days
hires for Sales
Paris
France
1 open roles 1 posted in 90 days
hires for Management
Oslo
Norway
Engineering / R&D
1 open roles 100% engineering
hires for AI/ML
Jobs
≈ $39k – $106k per year (Estimated) • In office • Full-Time • 3+ years exp • Master's Degree • Bratislava
Python
Claude
Claude Code
Model Context Protocol
Function Calling
AI Agents
Langfuse
LangSmith
Pydantic AI
LLM
Braintrust
OpenAI
Anthropic
OpenAI Agents SDK
Human-in-the-Loop
Structured Outputs
Context Engineering
LLM Guardrails
Tool Use
DevOps
GCP
CI/CD
Git
AWS
Docker
Kubernetes
Analytics
A/B Testing
Apply
≈ $65k – $103k per year (Estimated) • In office • Full-Time • Warsaw
JavaScript
Java
TypeScript
Node JS
Testcontainers
Databases
PostgreSQL
Redis
ClickHouse
Aerospike
ElasticSearch
Apache Kafka
ArangoDB
AI/ML
Claude
Claude Code
Model Context Protocol
Frontend
pnpm
DevOps
gRPC
Helm
Datadog
FluxCD
GitLab CI
GitOps
Kubernetes
QA
Jest
Mocha
Apply
In office • Full-Time • Mérignac
Go
Java
SQL
Redis
Apache Kafka
AI/ML
Cursor
Claude
DevOps
Helm
Datadog
CI/CD
Jenkins
AWS
Docker
Kubernetes
AWS Lambda
Amazon EC2
Amazon S3
Cybersecurity
SonarQube
Analytics
ETL/ELT
Management
Agile
QA
Sentry
Apply
In office • Full-Time • Mérignac
JavaScript
TypeScript
Node JS
Redis
AI/ML
Copilot
Cursor
Claude Code
Frontend
Angular
DevOps
Rest API
Helm
CloudFormation
Jenkins
AWS
Docker
Kubernetes
Amazon S3
Management
Agile
Apply
≈ $54k – $102k per year (Estimated) • In office • Full-Time • Warsaw
Stripe
Agile
Scrum
Apply
≈ $54k – $102k per year (Estimated) • In office • Full-Time • Warsaw
Stripe
Agile
Scrum
Apply
≈ $70k – $188k per year (Estimated) • In office • Full-Time • 3+ years exp • Master's Degree • Oslo
Python
JavaScript
Claude Code
Embeddings
AI Agents
NLP
LLM
RAG
OpenAI
Anthropic
Context Engineering
Tool Use
Machine Learning
Frontend
React.js
DevOps
CI/CD
Docker
Kubernetes
Windows
Apply