Acquisition
May 2021Sift announced a definitive agreement to acquire Chargeback to add real-time dispute management to its fraud suite.
SourceCompany research
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Overview
Sift is a San Francisco-based AI-powered digital fraud prevention and risk-based authentication company founded in 2011. It helps businesses detect and stop payment fraud, account takeover, account abuse, and related trust-and-safety risks using a global data network and machine learning.
Primary product
AI-powered digital fraud prevention and risk-based authentication platform
Founded
2011
Headquarters
San Francisco, California, United States
Team size
150-200
Work style
Flexible
Industry
Computer and Network Security
Sub-industry
Fraud prevention / Digital Trust & Safety
Offices
San Francisco, California, United States (HQ)
Ireland
United Kingdom
Ukraine
Business model
SaaS
B2B enterprise software
API/platform
Funding
Stage
Series E / late-stage private
Total raised
$156.6M
Latest round
Series E · Apr 2021
Latest amount
$50M
Apr 2021 · Insight Partners
Mar 2018 · Stripes Group
Jul 2016 · Insight Venture Partners
May 2014 · Spark Capital
Mar 2013 · Union Square Ventures
Sep 2011 · Max Levchin
People & investors
Leadership
Chief Executive Officer
Chief Product Officer
Chief Marketing Officer
Chief Financial Officer
Chief People Officer
Chief Strategy Officer
Senior Vice President, Engineering
Field Chief Technology Officer
Vice President, Customer Experience
Chief Revenue Officer
Vice President, Global Channel Sales
Work & culture
Mission-driven and customer-centric, with a ‘Borderless Sift’ work model and a ‘Gather with Purpose’ collaboration style. The company emphasizes diversity, inclusion, continuous improvement, ownership, and ‘Win as One Team’.
Work style
Flexible
Compensation
No public salary bands found. Public compensation signals include employee equity, retirement savings, a lifestyle wallet, paid parental leave, generous time off, mental health days, and fully covered individual medical/dental/vision plans.
Benefits
generous time off
mental health days
paid maternity/paternity leave
employee equity
retirement savings plan
lifestyle wallet
medical insurance
dental insurance
vision insurance
learning and development wallet
in-house group workshops
manager trainings
Product & market
Pricing
Custom enterprise quote; pricing is not publicly disclosed.
Differentiators
- —1T+ annual events across a global data network
- —transparent decisioning / ‘Clearbox’ control rather than a black box
- —risk-based authentication plus payment fraud, account defense, content integrity, and dispute management in one suite
- —40+ patents
- —analyst-friendly workflows and automation that reduce manual review
- —customer network data that improves model context beyond a single merchant’s data
Technology
machine learning
JavaScript
React
SQL
Python
Scala
Docker
Terraform
Jira
GitHub
Grafana
Apache Kafka
Apache Airflow
MLflow
Redis
Jenkins
Apache Spark
Elasticsearch
Confluence
Google Workspace
Customers
DoorDash
Yelp
Poshmark
Hertz
Twitter
Airbnb
Twilio
Indeed
Zillow
Wayfair
Competitors
Riskified
Forter
Signifyd
Kount
Feedzai
SEON
DataVisor
Fraud.net
Scale & contact
Estimated revenue
$60M-$70M
Estimated monthly visits
85.6K
Traffic estimate as of Jun 2026
Signals & risks
Layoff
Aug 2024Multiple employee LinkedIn posts in August 2024 said they were affected by a round of layoffs at Sift; this appears to have been a material reduction, though the company did not publish a layoff post of its own.
SourceLatest news
Sift Blog · Jul 2026
Sift’s latest benchmarks say fraud is moving from high-volume attacks to more selective, higher-impact targeting; the post highlights shifts in payment fraud, account takeover, and chargebacks across the network.
Sift Blog · Oct 2025
A quarterly roundup covering product releases, G2 recognition, and account takeover trends, including rising fintech ATO activity and new fraud investigation tooling.
GlobeNewswire / Sift · Jun 2025
Sift’s Q2 2025 Digital Trust Index reported a 62% year-over-year increase in scam victims and warned that AI-generated scams are outpacing consumer awareness.
GlobeNewswire / Sift · Apr 2025
Sift announced FIBR integration into Sift Console, giving customers in-product benchmarking against the Sift Global Data Network.
Reuters via TradingView · Mar 2025
Sift’s Q1 2025 report said consumer exposure to payment-fraud offers surged 89% year over year and highlighted the rise of accessible fraud toolkits and social-media-driven fraud markets.
Jobs and careers at Sift
6 jobs at Sift
Senior Engineering Manager, ML Platform
Remote
Engineering
Remote - USA; USA
3w ago
Remote
Full-time
Director/Sr. Director, Sales
Remote
Sales
Remote - USA; USA
3w ago
Remote
Full-time
Contracts & Legal Ops Specialist
Remote
Finance
Remote - USA
1mo ago
Remote
Full-time
Forward Deployed Engineer, Trust and Safety
Remote
Customer Experience
Remote - USA
2mo ago
Remote
Full-time
Senior Security Engineer
On-site
Engineering
Seattle, Washington
3mo ago
On-site
Full-time
Machine Learning Engineer
Remote
Engineering
Remote - USA
3mo ago
Remote
Full-time