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CoinMarketCap

Smart Contract QA Engineer, Atlas Oracle

UK, Europe +1 UTC+0 to UTC+8 Contract Mid level
Where you can live
Global
Working hours
Overlap with UTC+0 to UTC+8
Salary
Not published
Posted
December 19, 2025
Python JavaScript TypeScript Node.js Web3 Solidity Agile

Summary from the posting

Core Responsibilities:

- Design and implement automated testing frameworks for oracle smart contracts, covering unit tests, integration tests, and end-to-end tests.

- Develop and execute security test cases, focusing on core scenarios such as price data feeds, off-chain data retrieval, multi-party consensus mechanisms, and resistance to Sybil attacks.

- Simulate various on-chain and network abnormal conditions (e.g., high Gas fees, network latency, node failures) to conduct stress testing and fault tolerance testing.

- Work closely with the development team to perform vulnerability scanning and assist in code audits before contract deployment, ensuring no critical security risks.

This is a short summary. The full description, requirements and the application form are on CoinMarketCap's own career page.

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