OpenSea
OpenSea

2 Opensea Blockchain Developer Jobs Hiring Near You

Staff Backend Engineer

$190K - $345K/yr

OpenSea is the gateway to web3's next chapter-where NFTs, fungible tokens, and emerging digital ... Passion for (blockchain) technology, NFTs, and the potential of digital ownership is a huge plus ...

OpenSea Jobs Information

What are the key skills and qualifications needed to thrive as a Blockchain Developer, and why are they important?

A Blockchain Developer should possess strong programming skills (such as in Solidity, JavaScript, or Python), a solid understanding of cryptography, and experience with distributed ledger technologies, typically backed by a degree in computer science or a related field. Familiarity with blockchain platforms (like Ethereum or Hyperledger), smart contract development, and relevant certifications (such as Certified Blockchain Developer) are highly beneficial. Attention to detail, problem-solving ability, and effective collaboration are standout soft skills in this role. These competencies enable developers to build secure, reliable, and innovative blockchain solutions that meet complex business and technical requirements.

What are some common challenges Blockchain Developers face when integrating blockchain solutions with existing enterprise systems?

Blockchain Developers often encounter challenges when integrating blockchain solutions with legacy enterprise systems, such as ensuring interoperability between different technologies, managing data consistency, and addressing scalability concerns. Additionally, developers must navigate security protocols and compliance requirements unique to blockchain while collaborating closely with IT, security, and business teams. Adapting smart contracts to fit existing workflows and ensuring seamless user experiences require both technical expertise and effective communication across departments.

What are Blockchain Developers?

Blockchain Developers are professionals who design, build, and maintain decentralized applications and smart contracts using blockchain technology. They work with various blockchain platforms like Ethereum, Hyperledger, or Solana to create secure and transparent systems for industries such as finance, supply chain, and healthcare. Their responsibilities include developing protocols, writing code for smart contracts, and ensuring the security and integrity of blockchain networks.

What is the difference between Blockchain Developer vs Blockchain Engineer?

AspectBlockchain DeveloperBlockchain Engineer
Primary FocusDeveloping blockchain applications and smart contractsDesigning and building blockchain infrastructure and networks
Skills & CertificationsProficiency in Solidity, JavaScript, cryptography; certifications like Certified Blockchain DeveloperKnowledge of distributed systems, network architecture; certifications like Certified Blockchain Engineer
Work EnvironmentSoftware development teams, startups, fintech companiesBlockchain infrastructure projects, enterprise solutions, network setup
Industry UsageApplication development in finance, supply chain, healthcareBuilding blockchain platforms, maintaining networks, security

While both roles involve blockchain technology, Blockchain Developers focus on creating applications and smart contracts, whereas Blockchain Engineers design and maintain the underlying blockchain infrastructure. The roles often overlap but differ in scope and technical emphasis.

What other companies are hiring for Blockchain Developer jobs?
Infographic showing various Blockchain Developer job openings at Opensea in the United States as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% Remote job distribution.
Staff Backend Engineer

$190K - $345K/yr

Full-time

Medical, Dental, Vision, Retirement

Posted 3 days ago


Job description

OpenSea is the gateway to web3's next chapter-where NFTs, fungible tokens, and emerging digital assets converge to create open, user-owned economies. As a foundational player in the crypto space, we're building infrastructure that supports millions of users and sets new standards for how people discover and exchange digital value.
Our team is small but mighty: hands-on, fast-moving, and deeply committed to shipping meaningful work. We're remote-first by design, AI-empowered by default, and guided by values that prioritize ownership, trust, and progress. At OpenSea, you'll be challenged to grow fast while being supported by a talent-dense team shaping the future of crypto.
We're looking for an ambitious, detail-oriented Staff Backend Engineer with an enthusiasm for building and scaling feature-rich, well-tested, and polished applications with modern technologies. This individual will spearhead core features of the OpenSea 2.0 backend.
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

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

The base salary for this full-time position in the United States, spanning multiple internal levels depending on qualifications, ranges between $190,000 to $345,000 plus benefits & equity. Compensation for internationally based candidates will vary to reflect local market conditions.
If you don't think you meet all of the criteria above but still are interested in the job, please apply. Nobody checks every box, and we're looking for someone who is excited to join the team.
#LI-Remote
Benefits & Perks
Health Benefits: We cover 100% Dental/Vision/Medical for employees and 90% for dependents
Flexible Time Off Policy: Our flexible time off policy is aimed at letting our employees take as much time off as they'd like to refresh so long as it doesn't interfere with their ability to meet their goals and contribute effectively to company velocity
Parental Leave: 16 Weeks of Paid Parental Bonding & up to 8 additional weeks for the birthing parent
Mental Health: We offer access to Spring Health, covering 8 therapy & 8 coaching sessions per year
11 Company Holidays
Fidelity 401K Plan
Internet/Mobile Reimbursement Plan
Reimbursement or Monthly Snack Delivery
Company & Team retreats to get together for fun and collaboration
Team Member Co-Working and Gathering Expense
MacBook Pro & WFH Stipend to make sure you are set up for success
Weekly $50 Uber Eats credit
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