As a Software Engineer on the Core Services team, you will build and own scalable microservices that are responsible for the reliable and safe transfer of value & assets across all blockchain protocols (think Bitcoin and Ethereum, for example) as well as traditional banking protocols (think credit cards, bank transfers etc).

What you'll work on

• Challenging (and fun!) problems centered around digital currencies & their adoption. Did we mention that Circle recently launched a “programmable dollar” called USD Coin (or USDC)
• Collaborating with our Product and Engineering teams to design, develop, test and ship phenomenal customer-facing Circle features
• Writing the infrastructure to deliver great payment experiences, including data sources (SQL or NoSQL), messaging systems and APIs
• Extending Circle’s in-house blockchain systems infrastructure to support the tokenization of the world.
• Integrating leading banks & financial technologies with the Core Services platform to allow an ever greater number of Circle customers access to fast, secure & low cost payment channels.

You'll bring to Circle

• 0-5+ years of professional software development experience in OO languages
• A broad understanding of API design and REST principles
• Experience with Cloud Services (AWS, Google Cloud, Microsoft Azure, etc)
• Experience with SQL databases and designing schemas
• Experience in the deployment of production-quality, scalable software
• A focus on coding standards and code quality -- a desire to have great test coverage to enable continuous delivery
• Excellent communication skills, able to collaborate with remote teams, share ideas and present concepts effectively
• Self-starter, you enjoy moving at a fast pace, shipping software that improves the user experience and constantly improving your work with little supervision

Circle was founded in 2013 by internet entrepreneurs Jeremy Allaire and Sean Neville. We’re backed by $250 million from investors including Jim Breyer (Facebook), Goldman Sachs, IDG Capital (Baidu, Tencent), General Catalyst (AirBnB, Snapchat), Accel Partners, and Bitmain, with offices in Boston, New York, San Francisco, Dublin, London and Hong Kong.

Circle Pay enables customers to send and receive money, across borders and currencies. Circle Invest empowers consumers to buy and sell crypto assets. Circle Trade is one of the world’s top market makers for major crypto coins and offers OTC trading services for institutions and high net worth individuals. Additionally, in 2018 Circle acquired Poloniex and signed an agreement to acquire SeedInvest, both of which enable us to expand our offerings even further. Poloniex is one of the world's leading token marketplaces. SeedInvest is the largest equity crowdfunding platform in the United States, as well as a licensed broker-dealer.

Check us out at circle.com and download Circle Pay & Circle Invest for iOS and Android today.

We are an equal opportunity employer and value diversity at Circle. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.