Senior Software Engineer, Backend

As the world's first and largest NFT marketplace, OpenSea is pioneering a new frontier where art, games, technology and commerce converge in fascinating and unprecedented ways.  Our platform empowers millions of creators, collectors and developers to easily showcase, discover, buy and sell unique digital items.

We’re a team of rigorous problem solvers, visionary futurists, proactive doers and effective communicators. As a remote-first company, we enable our team members to work from anywhere, while making time to come together as a team to collaborate and connect in person throughout the year.

We are looking for the core architect and lead engineer on OpenSea v2.0 — making key recommendations and decisions on technology choices, event driven patterns, service topology, and overall design philosophy.

Responsibilities

• Form, communicate, and execute on a technical vision for the next generation of OpenSea’s architecture that leverages highly scalable and event-driven patterns

• Write reliable, low latency marketplace infrastructure software that will eventually process billions of dollars a day worth of transaction volume, including highly performant blockchain indexing systems, order management systems at scale, and REST & Websocket API endpoints

• Raise the bar for internal understanding of best practices in building highly performant & event-driven systems with “live” characteristics 

• Mentor and train other team members and act as an internal thought leader and agitator for architectural rigor and cleanliness

Desired Experience

• At least 6 years of experience as a software engineer, 1+ of which should have been in a low-latency retail crypto exchange

• Strong fluency in event-driven system design patterns, leveraging technologies such as Kafka, Flink, and Debezium, as well as distributed systems more generally

• Strong fluency in at least one of the following languages: Kotlin/Java, Typescript, Go 

• Strong fluency and opinionated in database choice and schema design for highly performant and scalable applications

• Familiarity with common architectural patterns in financial exchanges, including sequencer architectures, matching engines, and order books

• Blockchain or smart contract experience

The base salary for this full-time position, which spans across multiple internal levels depending on qualifications, ranges between $215,000 to $340,000 plus benefits & equity.

If you don't think you meet all of the criteria below but still are interested in the job, please apply. Nobody checks every box, and we're looking for someone excited to join the team.

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