CareerPlanSign in

Smart Contract Engineer

US💼 Contract💰 $180,000–$250,000🗓 2025-05-10 → 2026-08-07

Required skills

You have at least 4 years of software engineering experience, with at least 3 years of experience writing smart contracts in Solidity, You have prior experience in blockchain engineering at a Layer-1, Layer-2, or Infrastructure (Oracle, Bridge, Indexer, RPC Provider, Wallet, or other high-performance app) project, You are an expert with tools like Foundry and Hardhat and deeply understand security vulnerabilities at the application layer, You have backend engineering experience in low-level languages such as C, C++, or Rust, You have built something significant from scratch - preferably with users (the more, the better), You are a great communicator who is willing to participate in technical discussions, reviews, and documentation

Preferred skills

Technologies

Solidity, Foundry, Hardhat, C, C++, Rust

Responsibilities

You’ll implement smart contracts that are well suited to the resources and throughput enabled by the Monad client built by Category Labs, You’ll identify needs in the app developer ecosystem and address them through close collaboration with the core engineering team, You’ll work directly with external application or infrastructure teams to unblock them with deep understanding of their domain AND the Category Labs client

Seniority

Domain

Blockchain, Smart Contracts, EVM, Decentralized Technology

Sourced via adzuna · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.