Circle is a global crypto finance company, built on blockchain technology, powered by crypto assets, and dedicated to helping people and institutions create and share value globally. With our suite of products, we enable our customers to send and receive money around the world easily, as well as invest in and trade crypto assets.

We are passionate about building experiences that our customers love. Circle’s engineering team enables us to do that at scale, supporting customers all over the world and processing millions of transactions across multiple currencies in a reliable, secure and fast way. As a senior member of the Poloniex team, you will coach the engineers responsible for our cryptocurrency wallet infrastructure.

What you'll work on:

• Complex, open ended, problems in the cryptocurrency and blockchain space
• Building RESTful microservices on AWS cloud platforms using modern software delivery techniques including ECS and Docker
• Design and code new features for the Poloniex Crypto Exchange
• Empower the engineering team to achieve a high level of productivity and quality
• Recruit and hire outstanding engineers, in collaboration with Circle's recruiting team
• Lead by example, drive best practices, and always be seeking ways to improve

What you'll bring to Circle:

• Experience designing, building and deploying secure, reliable and scalable software
• Proven ability coordinating work across teams
• Track record of building and leading a high performing software engineering team
• A desire and ability to coach and mentor software engineers
• Expertise designing databases and middleware in a microservices environment
• Strong Java programming capability but also the flexibility and ability to pick up other languages

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, Poloniex & 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.