K
Klein Labs
全栈开发工程师 DEFI Smart Contract Engineer
Skills
RustTypescriptWeb3Solidity
2 months ago
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Important information
Contract type:
Freelance / Contract
Work mode:
Remote
Published on:
21 August 2026
What they need
- Smart contract development on EVM/Solana (e.g. Solidity, Anchor, Rust). Contributed to research design ideas including lending mechanisms, liquidations, oracles, etc. Experience writing smart-contracts securing significant TVL
- Have in-depth knowledge of DEX aggregators like Relay/Jupiter/KyberSwap, and be able to drive E2E DEX aggregator prototyping and optimization (liquidity/latency).
- Have deep understanding of EVM/Solana Typescript library (e.g. Ether.js, Viem, Web3.js), DeFi and DApp development
- You have at least 10+ years of experience in software engineering, and a background of research in scaling, parallelization, protocols, or distributed databases
- A track record of proven leadership around successfully scaling an existing high throughput system.
- Some understanding of EVM and client software, such as geth or reth internals (deep understanding of either a huge plus).
- Familiarity with database internals and high performance database systems.
- You’re familiar with current trends and best practices in architecture including security, performance, and usability.
- You have executive communication skills to work crossfunctionally and collaborate closely with designers, engineers, and product managers.
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