Senior Blockchain Protocol Engineer - Contractor

SUMMARY

MARA seeks a highly experienced full-stack developer with extensive knowledge of blockchain protocols and consensus algorithms. We are seeking an individual to lead the integration of disparate L2 sidechains into our Bitcoin-rooted Anduro platform, ensuring performant and reliable consensus for arbitrary smart contract execution.

ESSENTIAL DUTIES AND RESPONSIBILITIES include the following. Other duties may be assigned.

• Review and provide feedback on proposed architectural changes/features
• Review and audit protocol code changes submitted by the development team
• Evaluate 2^nd & 3^rd order impacts of changes to codebase
• Write and/or modify technical specification documents for deliverables
• Continue development and integration of governance functionally for the platform and all related sidechains
• Communicate goals, objectives, roadblocks, and tradeoffs with key stakeholders

QUALIFICATIONS:  To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements below represent the required knowledge, skill, and/or ability. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions:

• 8+ Years development experience
• 3+ years of hands-on experience with open-source blockchain protocol development (preferred)
• Bachelor’s degree in engineering, computer science, or similar (preferred)
• Knowledge of cryptography/cryptographic signature schemes (preferred)
• Languages: Rust, Python
• Extensive knowledge of blockchain protocols and consensus algorithms
• Thorough understanding of UTXO and account-based blockchain transaction patterns
• Excellent working knowledge of EVM, L2/sidechains, and related technologies: merged-mining, PBFT, Tapoot Assets (Taro), Submarine Swaps, etc.
• Familiarity with the implementation of hierarchical deterministic key structures in Hardware Security Modules (HSMs)
• Willingness to travel as needed

MARA is an Equal Opportunity Employer