Lead Security Engineer, Blockchain Solutions

The Compliance Engineering team at Block USA is responsible for building high-scale analysis and visualization systems to find and stop criminal activity and other bad behavior in billions of dollars of person-to-person, merchant, and Bitcoin transactions across the globe. We design solutions and ship code with the customer-centric focus of a product...

Job RequirementsWe're looking for a highly skilled Cryptocurrency Security Engineer to join our team at Block USA. The ideal candidate will have a strong background in software development, excellent communication skills, and a passion for cryptocurrency and blockchain technology.The role involves designing and implementing scalable Bitcoin compliance...

About Us">At Block, we're redefining the way people think about money and commerce. Our vision is to be a global technology company that empowers economic empowerment for all.Salary Range">We are committed to offering competitive compensation and benefits to our employees. The salary range for this role in Zone A (U.S.) is $163,600 - $245,400 USD, based on...

Empower Economic Growth as a Datastore Reliability Engineering LeadBlock is one company built from many blocks, all united by the same purpose of economic empowerment. The foundational teams provide support and guidance at the corporate level, working across business groups and around the globe. They develop inclusive policies, forecast finances, give legal...

Job OverviewCash App is a dynamic ecosystem that has evolved from a simple peer-to-peer payments product to a complex financial platform. As an Senior iOS Engineer, Identity Solutions, you will play a crucial role in building reliable, easy, and secure methods for transferring money on and off the Cash App ecosystem. You will design and implement end-to-end...

Company OverviewBlock USA is a technology company that builds tools for commerce, payments, and financial inclusion. Our mission is to make money more relatable, instantly available, and universally accessible.We're looking for an experienced Senior Staff Software Engineer to join our Trust organization, which focuses on product experiences aimed at...

At Block USA, we're building a more inclusive economy by empowering sellers to succeed. As a Staff Android Engineer on the Food & Beverage team, you'll play a pivotal role in enhancing the performance and reliability of our Android solutions. With 12+ years of Android development experience and a proven track record of architecting and leading complex...

Job DescriptionWe are seeking a skilled Cryptocurrency Security Expert to join our team at Block USA. The ideal candidate will have 7+ years of experience in backend software development and a strong understanding of object-oriented programming concepts.The role involves designing and implementing scalable Bitcoin compliance solutions to aid investigations...

Achieving Economic EmpowermentAt Square, we believe in creating a more inclusive economy where our customers have equal access to opportunity. As a key member of the Identity Platform team, you'll play a crucial role in empowering sellers worldwide by providing trusted relationships across the globe. This involves cultivating a seamless connection to the...

About the RoleWe are seeking a highly skilled Senior Security Engineer to join our growing Security organization at Cash App. As a member of our hands-on engineering-driven security team, you will collaborate with cross-functional teams to develop and implement secure solutions for our bitcoin platform production services written in Kotlin and running on...

About the RoleCash App is seeking an experienced Senior Security Engineer to join our growing Security organization. This role will be part of a hands-on engineering-driven security team that embeds security engineers within key platform and product teams across Cash.Job DescriptionDesign, build, and own security mechanisms and features that protect the...

At Block USA, we're redefining the world's relationship with money. Our Cash App has evolved from a simple peer-to-peer payments product to a dynamic ecosystem of financial services, catering to over 50 million monthly active customers. As an Senior iOS Software Engineer, you'll be part of our Mobile engineering team, responsible for providing seamless and...

We are looking for a talented Datastore Reliability Engineering Lead to join our team at Block. As a leader in this role, you will be responsible for guiding the strategic direction, technical roadmap, and execution of existing and future relational database offerings. You will collaborate with technical leads and stakeholders to define and drive the vision...

About the RoleWe're seeking an experienced Senior Staff Software Engineer to join our Trust organization, focusing on product experiences that promote the health of our complex ecosystem.You will be responsible for architecting and implementing high-performance, secure, and scalable systems that improve user access and limit unauthorized access to our...

Job DescriptionAs a Senior Staff Engineer on the Access team, you'll be responsible for architecting and operating the APIs and services that power Cash App's authentication flows, ensuring they are robust and scalable. You'll also contribute to the safety of our customers by ensuring meaningful control over account security and protecting against...

At Block USA, we're dedicated to making money more relatable, instantly available, and universally accessible. As an Identity and Security Software Architect, you'll lead the development of cutting-edge security features and identity verification processes for our Cash App users. With a focus on scalability and maintainability, you'll work closely with...

Data Store Solutions: Innovation Meets CollaborationIn the Datastore Reliability team at Block USA, we believe that innovation and collaboration are key to delivering exceptional data storage solutions. As a manager, you will lead a team of talented engineers who share this vision and are passionate about creating innovative solutions for our data...

In this role, you'll be part of the Block Financial Crimes Machine Learning team, responsible for detecting, preventing, and reporting illegal activity across all markets in which Square and Cash App operate. You'll work closely with stakeholders, business partners, and product engineering teams to develop machine learning solutions for the assessment of...

About UsBlock USA is a global technology company with a focus on financial services. We build tools to help more people access the economy. Our mission is to redefine the world's relationship with money, making it more relatable, instantly available, and universally accessible. We're working to build a more inclusive economy where our customers have equal...

About UsCash App has thousands of employees working globally across office and remote locations, with a culture geared toward innovation, collaboration and impact. We've been a distributed team since day one, and many of our roles can be done remotely from the countries where Cash App operates.As a Senior Machine Learning Engineer, you will join a team that...