Summer 2025

Engineering Intern

Posted on 3/17/2025

Signifyd

Signifyd

201-500 employees

Fraud protection platform for online retailers

No salary listed

New York, NY, USA

Hybrid

In-office collaboration 1-2 times per week.

Bachelor's, Master's

Category
Software Engineering (2)
,
Required Skills
Python
SQL
Machine Learning
Java

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Requirements
  • Be working towards a bachelor's or advanced degree in Computer Science or Software Engineering
  • Have an interest or desire to work with Java, Python, SQL or any of our development stack, or you’ll have worked with some of our stack's technologies before on your own time or for your own projects
  • Have an interest in machine learning
  • Be willing to ask for help if you need it
  • Be comfortable making a mistake, but be willing to learn from it
  • Be open to learning from others and always curious to know more
Responsibilities
  • Contribute to our features and products and participate fully in your team’s responsibilities
  • Participate in daily stand-ups from the get-go
  • Be part of a team responsible for the full lifecycle of their products: design, development, unit testing, integration testing, deployment, monitoring and iterative improvement
  • Be part of a team responsible for the full technology stack related to their product or feature - from the user level APIs right down to the databases, streams, and queues backing that functionality

Signifyd provides fraud protection for e-commerce retailers by offering a real-time platform that detects and prevents fraudulent transactions. It serves a wide range of online sellers, from small businesses to large enterprises, and also offers a financial guarantee on approved transactions. The product analyzes each transaction using machine learning and artificial intelligence to distinguish legitimate orders from fraud, helping retailers reduce chargebacks and increase revenue. Merchants are charged fees per transaction or as a percentage of the transaction value. Signifyd differentiates itself through its financial guarantee, global reach, real-time and historical performance transparency, and a focus on enabling seamless, secure shopping experiences. The company's goal is to help online retailers grow their businesses with confidence by minimizing fraud and friction in the checkout process.

Company Size

201-500

Company Stage

Series E

Total Funding

$411M

Headquarters

Palo Alto, California

Founded

2011

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Simplify Jobs

Simplify's Take

What believers are saying

  • Swap partnered with Signifyd in June 2025 to secure global commerce.
  • G2 named Signifyd a Best Commerce Software product in February 2026.
  • Signifyd's 950 million-wallet network strengthens models and improves approvals across merchants.

What critics are saying

  • Signifyd's August 2026 report shows fraud pressure up 33%, raising guarantee losses.
  • Account takeover rose 78% and card-testing 175%, forcing constant model investment.
  • Adobe, Shopify, and Worldpay can internalize fraud controls, compressing Signifyd's pricing power.

What makes Signifyd unique

  • Signifyd guarantees chargebacks, not just scores fraud, separating it from point solutions.
  • Adobe Commerce extended Signifyd in 2025, validating its networked merchant-data advantage.
  • Intelligent Returns launched September 2025, expanding beyond fraud into post-purchase abuse.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Flexible Spending Account/Flexible Spending Account

Unlimited Paid Time Off

401(k) Company Match

Stock Options

Annual Performance Bonus

Paid Parental Leave

On-Demand Therapy for all employees & their dependents

Dedicated learning budget through Learnerbly

Company Social Events

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

1%

2 year growth

0%
IT Press Releases
May 20th, 2025
The Top Fraud Prevention Software Vendors According to the FeaturedCustomers Spring 2025 Customer Success Report

Market Leaders - ClearSale, Forter, Kount, LexisNexis Risk Solutions, Ping Identity, Riskified, Sift, Signifyd, and Treasury Intelligence Solutions were given the highest "Market Leader" award.

Signifyd
Apr 22nd, 2025
Shopify chargeback guarantee: how to approve more orders and boost revenue

The fact that Signifyd effortlessly integrates with Shopify, offers Shopify merchants a chargeback guarantee and scales limitlessly sealed the deal.

Brown Brothers Media
Feb 13th, 2025
Swap and Signifyd Partner to Empower Brands With Secure, Seamless Global Commerce

LONDON - (BUSINESS WIRE) - Swap, the e-commerce operating system (OS) that consolidates global operations within one platform for e-commerce brands, today announced a strategic partnership with Signifyd, a leader in fraud and abuse prevention.

KevTom Consulting
Nov 24th, 2024
Connecting worlds: crafting digital strategies at the intersection of human and AI

When Kevin Boyd joined Signifyd as a consultant in 2017, he was struck not only by the company's unusual business model but also by its open, optimistic, and collaborative culture.

PR Newswire
Mar 14th, 2024
Celerant And Signifyd Partner For Ecommerce Fraud And Chargeback Protection

"Retailers can leverage the integration to enhance their security against fraudulent activity, while shifting any liability. Our clients can rest easy that they aren't losing potential sales, while they won't be held responsible for chargebacks." -Ian Goldman, President and CEO of Celerant

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