Software Engineer, Scams

Risk Engineering works to protect Square and our customers $200B+ in annual payments processed across 4B sales transactions from fraud and disputes. It also acts as a trusted partner in preventing fraud globally.
The Scams team focuses on fraudsters using Square services to further scams. On this team you will build systems to protect the reputation of Square and its sellers, detect and address fraudulent accounts, and improve the impact of controls on Square sellers. Your work will be in collaboration with partners spanning Risk functions and key infrastructure across Square.
You Will

• Collaborate to create and evolve fraud fighting frameworks usable by all Square products.
• Build and maintain fault-tolerant systems to promote rapid iteration and improvement while keeping sellers and Square services safe.
• Follow with guidance engineering and technical operations best practices for security, privacy, and reliability
• Work with a globally distributed team of data scientists, engineers, and risk experts to develop new solutions and improve existing processes addressing fraud

You Have

• 2+ years of professional software development experience covering the SDLC
• Experience building products end to end with other experienced engineers- creating engineering designs, building the code, writing tests, deploying changes, and support.
• Data-oriented mindset: you want your work to be measured and impactful.

Technologies We Use and Teach

• Java, Guice
• Google Cloud Platform, Amazon Web Services
• Protocol Buffers

We're working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is a proud equal opportunity employer. We work hard to evaluate all employees and job applicants consistently, based solely on the core competencies required of the role at hand, and without regard to any legally protected class.
We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter, who will treat these requests as confidentially as possible. Want to learn more about what we're doing to build an inclusive workplace? Check out our Inclusion & Diversity page
Every benefit we offer is designed with one goal: empowering you to do the best work of your career while building the life you want. Check out benefits at Block.
Block, Inc. (NYSE: SQ) is a global technology company with a focus on financial services. Made up of Square, Cash App, Spiral, and TIDAL, we build tools to help more people access the economy. Square helps sellers run and grow their businesses with its integrated ecosystem of commerce solutions, business software, and banking services. With Cash App, anyone can easily send, spend, or invest their money in stocks or Bitcoin. Spiral (formerly Square Crypto) builds and funds free, open-source Bitcoin projects. Artists use TIDAL to help them succeed as entrepreneurs and connect more deeply with fans. TBD is building an open developer platform to make it easier to access Bitcoin and other blockchain technologies without having to go through an institution.