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The Fastest Layer 1 Blockchain, optimized for trading
Software Engineer - Fullstack (Web3 dApp Development)
Location
New York + 1 moreAll locations: New York | California
Posted
105 days ago
Salary
$0
Seniority
Mid Level
Job Description
Software Engineer - Fullstack (Web3 dApp Development)
Sei Labs
About Sei Sei Labs builds open sourced technology for the high-performance Sei Blockchain, the first parallelized EVM Layer 1 blockchain designed to scale with the industry. The unique optimizations built into Sei enable Web3 applications to reach Web2 level scale and performance, driving the mass adoption of digital assets. Our teams are comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans dedicated to onboarding the next billion users onto a vibrant ecosystem of applications. Sei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders. We're a globally distributed team with a fully remote workforce. Check out our website and docs for more details. Fullstack Engineering at Sei Sei Labs is looking for a Fullstack Engineer to help shape the future of Web3 by empowering innovative, high-impact applications across the Sei Blockchain. You'll work with a team at the forefront of blockchain technology, collaborating closely with our ecosystem partners to develop cutting-edge dApps spanning diverse Web3 domains (from DEX’s and games, to DePin, AI and beyond). If you're passionate about constant learning, rapid development, and making a tangible impact in a fast-paced, community-first environment, this is a unique opportunity to push the boundaries of what's possible in decentralized technology. Requirements
Job Requirements
- 3+ years of experience with full-stack development
- High Proficiency in at least one of TypeScript, JavaScript, Node.js, Go, Rust
- At least 1+ year of Web3 experience building out dApp's end to end
- Experience with database management using SQL, NoSQL, or similar technologies
- Experience with cloud technologies such as AWS, Terraform
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We build and maintain the connectors that make ClickHouse accessible to millions of developers and data practitioners worldwide. Our work spans from low-level database integrations to high-level data visualization plugins, ensuring that ClickHouse seamlessly integrates with the tools our users already know and love. We're responsible for the official data connectors (Kafka, dbt, Spark, Flink, Beam, Fivetran), and integrations with leading visualization platforms (Grafana, Tableau, Power BI, Metabase). What will you do? As a Senior Software Engineer specializing in JVM-based frameworks, you'll serve as a core contributor, owning and maintaining critical parts of ClickHouse's Data engineering ecosystem. This role sits at the intersection of high-performance database engineering and developer experience, where you'll craft tools that enable Data Engineers to harness ClickHouse's incredible speed and scale. You'll own the full lifecycle of data framework integrations - from the core database driver that handles billions of records per second, to SDKs and connectors that make ClickHouse feel native in JVM-based applications. This isn't just about writing code; you're building the foundation that thousands of Data engineers rely on for their most critical data workloads. Your work will directly impact how companies process massive datasets, from real-time analytics platforms ingesting millions of events per second to observability systems monitoring global infrastructure. You'll collaborate closely with the open-source community, internal teams, and enterprise users to ensure our JVM integrations set the standard for performance, reliability, and developer experience. About you: 6+ years of software development experience focusing on building and delivering high-quality, data-intensive solutions. 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Understanding of JDBC , network protocols (TCP/IP, HTTP), and techniques for optimizing data throughput over the wire. Passion for open-source development. Bonus points for: Prior contributions to open-source projects: actively engaging with the OSS community, advocating for users, and influencing the evolution of the core system through your contributions. Familiarity with ClickHouse or similar high-performance data platforms. Working knowledge of Python, especially in data engineering contexts (e.g., Pandas, PySpark, Airflow), and ability to contribute to Python tooling when needed. The typical starting salary for this role in the US is $125,600 — $185,500 USD The typical starting salary for this role in US Premium Markets is $157,000 — $232,000 USD Compensation For roles based in the United States , t he typical starting salary range for this position is listed above. 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Advanced Software Engineer
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