As a Principal Software Engineer focused on Rust development within our Consensus Protocol Engineering team you will be joining highly skilled engineers, cryptographers, and researchers responsible for developing BFT consensus algorithms for Space and Time’s next generation data platform. You will collaborate with the rest of your team, other Space and Time teams to implement and test the core consensus algorithm. You will play a critical role as part of our core team and will have significant impact and influence over the direction of our technology. In this role, you will be responsible for designing and implementing BFT consensus algorithms, defining and prioritizing short and long term deliverables, coordinating with other teams, and learning a small development team to ensure high-quality deliverables.The US salary range for this full-time position is $150,300 - $200,000. In addition to your base salary, your total compensation package will include a targeted annual bonus, RSU, and benefits.Individual base pay depends on various factors, such as the complexity and responsibility of the role, job duties/requirements, and relevant experience and skills. Base pay ranges are reviewed and typically updated each year. Offers are made within the base pay range applicable at the time.Responsibilities:<ul><li>Writing production ready Rust code to build an efficient, resilient BFT consensus algorithm.</li><li>Developing supporting tools, performance benchmarks/metrics and tests in Rust and/or other languages.  </li><li>Codifying best practices for future reuse in the form of accessible, reusable patterns,  templates, and code bases to facilitate future growth.</li><li>Working with engineering leadership to define, prioritize, and ensure smooth deployments with other operational components </li></ul>Skills &amp; Qualifications <div> </div><ul><li>8+ years software engineering experience, preferably in areas like distributed systems, consensus, p2p/libp2p, core networking.  </li><li>Experience in asynchronous programming with Rust </li><li>Contributions to a public substrate based network</li><li>Deep understanding of blockchain and web3 fundamentals  </li></ul>Nice to Have  <ul><li>Bachelor’s degree in math, computer science, computer engineering, or related technical  field. Masters or PhD is a plus. </li><li>Familiarity with libp2p, gossipsub</li><li>Familiarity Byzantine Fault Tolerance protocols. </li><li>Familiarity with cryptographic primitives such as elliptic curves, BLS, key management.</li><li>Familiarity with microservices, gRPC/protobufs in Rust. </li></ul>Benefits: <ul><li>Medical, dental, and vision insurance</li><li>Short-term and long-term disability, accidental death &amp; dismemberment, basic life, and supplemental voluntary  insurance</li><li>401(k) with employer match</li><li>Employee Assistance Program</li><li>Flexible personal paid time off </li><li>17 company-paid holidays in 2024 (including a winter holiday shutdown) </li></ul>Notice to Third Party Recruitment/Staffing Agencies:Space and Time Labs, Inc. does not accept unsolicited resumes or CVs from recruiters or employment agencies without a binding, fully executed, written agreement. Any written or verbal communication with any person within Space and Time Labs, Inc. does not create a binding agreement.Space and Time Labs, Inc. will not pay a fee to any parties that do not have a valid, fully executed Agreement in place. Any unsolicited resumes or CVs, including those submitted to hiring managers or employees are deemed to be the property of Space and Time Labs, Inc. Space and Time Labs, Inc. explicitly reserves the right to hire those candidate(s) without any financial obligation to the recruiter or agency.Parties without a fully executed and valid agreement are requested not to contact any hiring managers of the Company with recruiting inquiries or resumes. All candidate resumes must be presented to the hiring managers directly by the Company’s internal Talent Acquisition team.Agencies interested in partnering with Space and Time Labs, Inc. may contact our Talent Acquisition team (<a href="mailto:careers@spaceandtime.io" target="_blank">careers@spaceandtime.io</a>).Our Commitment to Diversity and Inclusion:At Space and Time, we are committed to fostering a diverse and inclusive culture where everyone can excel. We take great care to ensure that our hiring practices are inclusive and meet equal employment opportunity standards. Individuals looking for employment at Space and Time are considered without regard to age, color, disability, ethnicity, family or marital status, gender identity or expression, language, national origin, physical and mental ability, political affiliation, race, religion, sexual orientation, socio-economic status, veteran status, and other protected characteristics.