Zeffy
zeffy.com
Actively hiring
Nonprofit, Church & Membership Software
Nonprofits & Foundations
As featured in
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Team
51-200
employees, estimated range
Hiring now
3
open roles
Backers
3
FounderFuel, Real Ventures
Momentum
0/100
no fresh signals
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Tractionpublic signals, read monthly
Web presence
top 0.01%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
FounderFuel 
Real Ventures 
Ring Capital Investors in similar startupsfunds that back the companies most like this one
Similar startupsby what they do, their industry and backers
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News
Fundraising platform Zeffy expands to the UK
Fundraising and donor management platform Zeffy has launched its services to charities in the UK, expanding from the US and Europe.
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Zeffy Expands to the UK, Delivering the First All-in-One, Zero-Fee Fundraising Platform for Nonprofits and Charities
/PRNewswire/ -- Zeffy, a zero-fee, all-in-one fundraising and donor management platform for nonprofits, today announced its official launch in the United...
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$50K raised for Fort Carson soldier, he isn't taking a dime of it
The community stepped up to help raise more than $50,000 in just three days through a Zeffy fundraiser to help SFC David Hong, but Hong isn't keeping a dime of that money.
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St. Louis veterans find camaraderie, emotional healing through ice hockey
St. Louis Blues Warrior Hockey provides an opportunity for disabled and injured veterans to play hockey regardless of their skill level
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July 7, 2025 CBS News Texas Here's where you can donate to help Central Texas flood recovery Zeffy campaigns
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July 5, 2025 Texas Tribune Hill Country flooding: Here's how to give and receive help Zeffy campaigns
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"Doing 30x in acquisition by focusing on the product-led motion" par François de Kerret
Dans cette vidéo, François de Kerret, co-fondateur de Zeffy, partage l
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Veterans find camaraderie at St. Louis Blues Warriors hockey
After serving in the Air Force for 28 years and raising six kids, Sunset Hills resident Dan Ortwerth finally had the free time to try something new: skating.
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Tech stack
Technologies named in job postings at Zeffy over the last 12 months, by layer, with the share of postings for each.
Technologies in use
12
Postings analysed
3
Stack modernity
90/100AI adopter
Languages
JavaScript
Node JS
TypeScript
SQL
Frameworks & libraries
Nest.JS
Next.js
React.js
Databases
PostgreSQL
Cloud & platforms
GitHub Actions
AI & ML
Claude
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Full Zeffy tech stack
12 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
60/100
Growing
Open positions
3
0 opened / 1 closed in 30 days
Median time-to-fill
40 days
faster than 32% of the market
ATS activity
Every ~4 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.
Backend
40% ▼
HR
20% ▲
Operations
20% ▲
Customer Success
20% ▲
Activity Timeline
Added AI Agents to stack
Sep 2026
Added Zapier to stack
Sep 2026
Added SQL to stack
Sep 2026
Added Python to stack
Sep 2026
Added n8n to stack
Sep 2026
Added Claude to stack
Sep 2026
Added GitHub to stack
Aug 2026
New location: Montreal
Aug 2026
Added HubSpot to stack
Aug 2026
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
2
Busiest office
Montreal
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Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
Montreal
Canada
Regional office
We walk the talk
2 open roles 3 posted in 90 days 50% engineering 50-200 est. staff
hires for Backend, Customer Success
917 Mont-Royal E Avenue,, Montréal, QC H2J 1X3, Canada
Paris
France
Paris
1 open roles 2 posted in 90 days 10-50 est. staff
hires for Operations
Jobs
≈ $96k – $160k per year (Estimated) • Equity • Hybrid • Full-Time • 8+ years exp • Montreal
JavaScript
TypeScript
Node JS
Nest.JS
Databases
PostgreSQL
Frontend
Next.js
React.js
DevOps
GitHub Actions
CI/CD
Apply