Leadbay
Marketing & Sales AI · Lead Generation
2open roles
$4.3Mlatest round · Venture round · May 2026 · 5 mo ago
1backers · Y Combinator
50+team · employees, estimated range
Overview
Constant flow of skills, widgets, and qualified leads delivered into the apps your team and agents use daily - Claude, ChatGPT, and Copilot.
Funding and backers
Total raised
$4.3M
1 round on record
Latest round
$4.3M
Venture round · May 2026 · 5 mo ago
Team
51-200
employees, estimated range
Hiring now
2
open roles
Backers
1
Y Combinator
The money's age
Fresh money
5 months since the last round · hiring slowed
Momentum
20/100
fresh money
Last sign of life
1 mo ago
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
May 20
Raised a round Venture round $4.3M · Pulse 2.0
Oct 2025
Went through Y Combinator
Apr 2024
Website went live first capture in the Wayback Machine
Tractionpublic signals, read monthly
Web presence
top 6%
of 133.2M domains by links, Common Crawl
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Venture round | May 2026 | $4.3M | — | Pulse 2.0 |
Backed byfrom the funds' portfolios and accelerator catalogs
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Jobs
$120k – $180k per year · Equity 0.1–0.5% · In office · Full-Time · PhD · San Francisco
Python
Java
Kotlin
TypeScript
Model Context Protocol
AI Agents
Agentic Workflows
DevOps
GitHub
Apply
$55k – $78k per year · Equity 0.1–0.5% · Remote (United States, France) · Full-Time · PhD · Paris
Python
Model Context Protocol
AI Agents
Agentic Workflows
DevOps
GitHub
Apply
Growth
Hiring Momentum
28/100
Slowing
Open positions
2
0 opened / 0 closed in 30 days
ATS activity
Every ~5 hours
Today
Hiring Dynamics
0%
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.
Solutions
100% ▼
Financials
Total raised
$4.3M
Latest round
Venture - Series Unknown
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Venture - Series Unknown | 2026 | $4.3M | Details |
Tech stack
Technologies named in job postings at Leadbay over the last 12 months, by layer, with the share of postings for each.
Technologies in use
8
Postings analysed
2
Stack modernity
82/100
Languages
Python
Java
Kotlin
TypeScript
Cloud & platforms
GitHub
Developer tools
Model Context Protocol
Practices & domains
AI Agents
Agentic Workflows
Sign in to see how your skills match this stack
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Connections
List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors
Y CombinatorVia a fund
6310 portfolio companies
Click a company to open it. Dashed lines are likely connections. The second step of the network is part of the Pro plan.
Owner
Same company
Same group
Likely
News
Leadbay: $4.3 Million Raised To Qualify 'Digitally Scarce' SMB Leads
Leadbay, a startup focused on qualifying digitally scarce SMB leads, announced that it raised a $4.3 million seed round. The company said it is building systems designed to identify and qualify businesses that are often missed by traditional sales intelli
Read more
Report
Avec 3,8 millions d'euros, LEADBAY veut réinventer la sales intelligence avec ses modèles d'inférence
Les outils de prospection commerciale ont construit leur efficacité sur un même socle : profils LinkedIn, offres d'emploi, trafic web, stack
Read more
Report
Leadbay lève 4,2millions de dollars pour son IA dédiée à la prospection commerciale
La start-up française a développé une solution pour cartographier et qualifier les entreprises qui échappent aux outils de prospection traditionnels.
Read more
Report
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
2
Busiest office
San Francisco
Loading the map
Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
San Francisco
United States
HQ
2 open roles 2 posted in 90 days 50-200 est. staff $120k Avg Salary
hires for Solutions
Paris
France
2 open roles 2 posted in 90 days 50% remote 50-200 est. staff $53k Avg Salary
hires for Solutions