Principal Software Engineer - Rust Engineering - Consensus

About Space and Time Labs, Inc.

At Space and Time, we are addressing Web3's most complex data analytics challenges at a planetary scale using decentralized, peer-to-peer technology. We are building the data foundation of Web3—a fully decentralized and community-operated data warehouse, leveraging innovative cryptography to connect tamperproof query results directly to smart contracts. This enables the seamless integration of trustless on-chain and off-chain data within a unified platform, empowering Web3 developers to rapidly create new use cases. Our team is rapidly expanding, backed by top L1 blockchains and VCs, and we have prominent enterprise partners such as Microsoft and Samsung NEXT.

A career at Space and Time is dynamic, creative, and rewarding. We value you and your ideas, offering an array of perks, including flexible workweeks, flexible vacation, attendance at exciting events, and the option to work remotely. We're headquartered in San Clemente, but we embrace remote work. Most importantly, we provide cutting-edge analytics technology to the largest dApps, DAOs, DeFi/DEXs, GameFi, NFT platforms, and enterprises. We are committed to growing a diverse and welcoming team in a safe space to be yourself and learn from the most innovative minds in blockchain and data warehousing. Help us invent the first truly decentralized data platform!

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.


  • Research, design, and implement a BFT consensus layer for our decentralized trustless Space and Time platform
  • Design tradeoffs between performance, safety, and cost while implementing the consensus layer
  • Define and prioritize short-term and long-term deliverables
  • Coordinate with other teams for alignment and delivery
  • Lead the development effort with a small team and ensure high quality
  • Mentor team members and ensure they are up-to-date with emerging technologies and best practices
  • Drive innovation in consensus algorithms, P2P networking, and cryptography to ensure cutting-edge technology
  • Collaborate with cross-functional teams to ensure product success

Skills and Qualifications:

  • Bachelor’s or Masters degree in math, computer science, computer engineering, or related technical  field. PhD is a plus
  • 10+ years of experience in Software development
  • Expertise in Rust programming language
  • Proven experience building and shipping large scale distributed systems 
  • Experience in asynchronous programming with Rust 


  • Medical, dental, and vision insurance

  • Short-term and long-term disability, accidental death & dismemberment, basic life, and supplemental voluntary  insurance

  • 401(k) with employer match

  • Employee Assistance Program

  • Flexible personal paid time off 

  • 17 company-paid holidays in 2024 (including a winter holiday shutdown) 

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 (

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.


Remote (United States)

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