Senior / Staff Software Engineer - Protocol
Sei Labs develops Sei, a performance-optimized, Ethereum-compatible Layer 1 blockchain focused on sub-second finality and parallelized execution. The organization provides documentation, developer tooling, and ecosystem resources for developers and users building on the Sei network, supporting use cases such as high-frequency trading and other low-latency applications.
Projects
About Sei Labs Inc.
Sei is an EVM-compatible Layer 1 blockchain designed for high performance, highlighting sub-second finality and parallel execution, and it presents a multi-proposer EVM architecture aimed at reliable execution. Sei’s documentation and ecosystem resources include developer hubs and toolkits, wallets, RPC providers, block explorers, faucets, indexers, staking, governance, brand guidelines, and interoperability materials between EVM and CosmWasm, with guidance for mainnet, testnet, and local development environments. The ecosystem is positioned to support developers deploying and operating decentralized applications, including in areas such as DeFi, gaming, interactive applications, and content/social platforms.
Skills
About the Role
You will lead development of core blockchain components, writing code for consensus, state management, and other protocol layers. You will identify and drive performance optimizations and product improvements, fine tune the REST API in collaboration with frontend engineers, take ownership of your work and the team's work, and plan and lead large projects with long-term impact.
Requirements
- 5+ years of infrastructure engineering experience
- Proven results in building or scaling Layer 1 blockchains performance
- A proven tech lead with experience planning and leading large projects with long-term impact on a single system or team
- Strong technical grasp and excellent judgment on task prioritizations
- Able to tackle complex engineering problems that deliver results
- History of creating and applying new processes and tooling to increase engineering efficiency
Responsibilities
- Build the core Sei blockchain including consensus and state management
- Identify and drive optimizations and improvements to the product
- Collaborate with the frontend team to fine tune the REST API
- Own your work and the work of the team