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Protocol Engineer - Rust (External)

Remote: 
Full Remote
Contract: 
Full time
Experience: 
Mid-level (2-5 years)
Work from: 
Portugal, Denmark, United Kingdom, Germany, New York (USA), United States

Offer summary

Qualifications:

3+ years of software development experience, Strong focus on Rust programming, Solid understanding of blockchain protocols and distributed systems, Experience in optimizing code for performance.

Key responsabilities:

  • Design, develop, and maintain blockchain payment protocol using Rust
  • Implement consensus algorithms and transaction processing systems
Serotonin logo
Serotonin Marketing & Advertising Startup https://serotonin.co/
11 - 50 Employees
About Serotonin
Serotonin is a breakthrough marketing firm and product studio for transformative technologies. We bring breakthrough technologies to market and builds ecosystems around them. With a team of former executives from ConsenSys, Chainlink, Bridgewater Associates, General Assembly, and more, Serotonin partners with top businesses and entrepreneurs on brand positioning, business partnerships, media relations, content, product marketing, and go-to-market strategy. We combine expertise in financial services, digital assets, and decentralized tech with data-driven methodology to ensure our partners’ marketing and PR is executed flawlessly, driving step-function growth.
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Job description

Our client is a cutting-edge company focused on revolutionizing global payments by building a scalable, zero-fee payment platform secured by Bitcoin. Their innovative technology enables fast, secure, and cost-effective digital transactions, with the potential to reshape how the world interacts with money. We are looking for a talented Rust Protocol Engineer to join their growing team.

This is an exciting opportunity to work on groundbreaking blockchain technologies, including high-throughput execution environments, Proof-of-Stake consensus mechanisms, and decentralized application integrations. 

If you’re excited about joining a dynamic and purpose-driven environment where your ideas can shape the future, we’d love to meet you. Together, we can redefine what’s possible in the world of digital connectivity and data management.

Key Responsibilities:
  • Design, develop, and maintain core components of our blockchain-based payment protocol using Rust.
  • Implement and optimize consensus algorithms, UTXO/Account hybrid models, and high-performance transaction processing systems.
  • Collaborate with cross-functional teams, including product managers and front-end developers, to deliver seamless and secure payment solutions.
  • Conduct performance profiling and debugging of blockchain systems to ensure scalability, security, and efficiency.
  • Write comprehensive unit tests, documentation, and support code reviews to maintain high-quality standards.
  • Stay up-to-date with the latest trends in blockchain technology, Rust programming, and distributed systems.

    • Key Requirements:
  • 3+ years of experience in software development, with a strong focus on Rust.
  • Solid understanding of blockchain protocols, cryptographic algorithms, and distributed systems.
  • Proven experience in optimizing code for performance and scalability in production environments.
  • Strong problem-solving skills and the ability to work independently and as part of a team.
  • Excellent written and verbal communication skills.

    • Preferred Qualifications
  • Experience with Bitcoin scripting and payment channels.
  • Familiarity with WebAssembly (Wasm) or similar execution environments.
  • Contributions to open-source blockchain or Rust projects.
  • Familiarity with UTXO and Account-based models, as well as Proof-of-Stake consensus mechanisms.

    • What We Offer
  • Competitive salary and equity options.
  • Flexible working hours and remote-friendly environment.
  • The chance to work on cutting-edge technology with a talented, passionate team.
  • Opportunities for professional growth and learning.

    • Required profile

    Experience

    Level of experience: Mid-level (2-5 years)
    Industry :
    Marketing & Advertising
    Spoken language(s):
    English
    Check out the description to know which languages are mandatory.

    Hard Skills

    CryptographyCryptographic ProtocolsRust (Programming Language)Distributed ComputingScalabilityPerformance ImprovementTransaction Processing SystemsConsensus MechanismProof Of StakeAccount AnalysisLinux ScriptingPayment SystemsWebAssembly

    Other Skills

    • Teamwork
    • Communication
    • Problem Solving
    Are you interested?

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