Staff Backend Engineer - Web3 Infrastructure

About the Role

OpenSea is seeking a talented Staff Backend Engineer to join our remote-first team. As a foundational player in the crypto space, we are building infrastructure that supports millions of users and sets new standards for how people discover and exchange digital value. In this Staff Backend Engineer remote position, you will be challenged to grow fast while being supported by a talent-dense team shaping the future of crypto.

What You'll Do

• 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.

Requirements

• At least 6 years of experience as a software engineer.
• 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 JVM languages like Kotlin or Java.
• Strong fluency and opinionated in database choice and schema design for highly performant and scalable applications.
• Intrinsic interest in leveraging new tools (e.g. AI) to increase work efficiency and quality.
• Passion for blockchain technology, NFTs, and the potential of digital ownership is a huge plus.

Nice to Have

• Experience with cloud platforms like AWS or GCP.
• Familiarity with microservices architecture.
• Knowledge of security best practices in software development.

What We Offer

• 100% coverage of Dental, Vision, and Medical health benefits for employees and 90% for dependents.
• Flexible Time Off Policy to refresh and recharge.
• 16 Weeks of Paid Parental Leave and additional weeks for birthing parents.
• Access to mental health resources including therapy and coaching sessions.
• 11 Company Holidays and a Fidelity 401K Plan.
• Internet/Mobile Reimbursement Plan and WFH Stipend.
• Weekly $50 Uber Eats credit.
• Company and Team retreats for collaboration and fun.