Lead Front End Software Engineer - dApp

About Space and Time Labs, Inc.

At Space and Time, we are solving Web3’s toughest data analytics challenges at planetary scale with decentralized, peer-to-peer technology. We are building the data foundation of Web3: a fully decentralized and community-operated data warehouse, using novel cryptography to connect tamperproof query results directly to smart contracts. This enables joining trustless on-chain and off-chain data in a single platform, allowing Web3 developers to build new use cases quickly. Our team is growing fast, backed by the top L1 blockchains and VCs, as well as enterprise partners such as Microsoft and Samsung NEXT.

A career at Space and Time is lucrative, fast-paced, and very creative. We value you (and all your ideas), and we bring an endless supply of perks. This includes flexible workweeks + flexible vacation, add-on bonuses for hard work, we attend exciting events/conferences/parties, we’re headquartered in San Clemente (but don’t mind you working remote), and most importantly- we provide analytics technology to the largest dApps, DAOs, DeFi/DEXs, GameFi, NFT platforms, enterprises, etc. 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 the Lead Front-End Engineer for our Web3 Engineering team, you will play a pivotal role in accelerating the development of our decentralized application (dApp). In this critical position, you will not only contribute to the technical aspects but also lead, manage, and obsess over our code base, ensuring its excellence and adherence to industry best practices.

The US salary range for this full-time position is $120,300 - $180,000. 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.


  • Frontend Development: Collaborate with the product and design teams to transform wireframes and mockups into fully functional, responsive user interfaces for our dApp using ReactJS.

  • Feature Implementation: Take ownership of frontend feature development, ensuring high-quality code that aligns with project requirements and adheres to industry best practices.

  • Codebase Leadership: Lead, manage, and obsess over the codebase, setting high standards for code quality, maintainability, and performance.

  • Performance Optimization: Identify and address performance bottlenecks, implementing optimizations to enhance the speed and responsiveness of the frontend application.

  • Cross-Browser Compatibility: Ensure that our dApp is compatible with various browsers and devices, maintaining a consistent user experience across different platforms.

  • Code Maintenance: Regularly review and refactor existing code to improve codebase maintainability and efficiency.

  • Testing and Debugging: Conduct comprehensive testing of frontend components, perform bug fixing, and troubleshoot issues reported by users or other team members.

  • Collaboration: Collaborate closely with the backend development team to integrate frontend components with the backend infrastructure and APIs.

  • Continuous Improvement: Stay updated with the latest advancements in frontend technologies and contribute to the enhancement of our development processes.

Skills and Qualifications:

  • A minimum of 4 years of professional experience working with JavaScript for web application development.

  • At least 3 years of hands-on experience in building complex user interfaces using ReactJS.

  • At least 2 years of experience leading a front-end team while still contributing technically 

  • Strong proficiency in JavaScript, HTML, and CSS, with a keen eye for design and aesthetics.

  • Solid understanding of frontend build tools, such as Webpack and Babel.

  • Experience with version control systems like Git and collaborative development workflows.

  • Familiarity with RESTful APIs and asynchronous request handling.

  • Ability to write efficient, reusable, and modular code, following best practices and design patterns.

  • Strong problem-solving skills and a proactive attitude toward overcoming challenges.

  • Experience with blockchain technology and dApps will be considered a strong advantage.

  • Excellent communication and teamwork skills, with the ability to work effectively in a fast-paced and dynamic environment.

  • A portfolio of past projects or contributions to open-source projects is highly desirable.

Nice to Haves:

  • Bachelor's degree in computer science or a related technical field (Masters is a plus).

  • Passion for Web3 technology.

  • Experience with web3 frontend tools such as web3js and eth.js.

  • Past experience building frontend applications that interact with wallets.


  • Ultra competitive salaries
  • Medical, dental, and vision insurance, disability/life insurance
  • 401(k) Plan
  • Very flexible PTO and paid holidays and flexible workweek
  • Very flexible remote work options
  • A massive list of perks including discretionary add-on bonuses for hard work, attending exciting events/conferences/parties, we’re headquartered on the beach near LA (but don’t mind you working remote)

If you are passionate about the possibilities of Web3, have experience with cutting-edge technologies, and are eager to shape the future of decentralized data platforms, we encourage you to apply and join our innovative team at Space and Time. Help us pioneer the first truly decentralized data platform!

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 various factors, including 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.

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 (careers@spaceandtime.io). Email: careers@spaceandtime.dev.


Remote (United States)

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