Halliday is the commerce automation network for modular chains. We are a young, venture-backed fintech startup helping to bring Web3 to users and enterprises around the world.
With Halliday, developers can accept payments from any blockchain token, with settlements in the token of their choice. Developers no longer need to keep up with the countless chains and VMs launched, saving thousands of hours of research and integration. Commerce automation provides instant access to any currency, streamlining payments across dapps and ecosystems.
Our team brings deep expertise from leading global institutions and is backed by top-tier investors.
As a Senior Software Engineer at Halliday, you’ll play a pivotal role in designing and building the core infrastructure driving the future of commerce. This is an opportunity to work on cutting edge technology that makes blockchain accessible, seamless, and secure, while collaborating with a talented and passionate team.
Design and develop intuitive, high-performance front-end interfaces that seamlessly interact with blockchain networks, cryptographic systems, DeFi protocols, and zero-knowledge proofs, ensuring a secure and engaging user experience.
Develop scalable services, APIs, and robust testing frameworks to support our platform.
Utilize open-source blockchain SDKs to interact with various networks, protocols, and smart contracts.
Contribute to the development and refinement of Halliday’s public SDKs, making it easy for developers to integrate with our services.
Collaborate with cross-functional teams, including design, product, engineering, and business to build impactful solutions that advance the web3 ecosystem.
Innovate and expand on our foundational cross-chain protocol.
Continuously identify and implement improvements to enhance our platform's performance, security, and scalability.
Strong expertise as a frontend engineer.
Extensive experience as a software engineer, demonstrated through impactful projects such as developing scalable applications, building robust APIs, or contributing to widely-used libraries and frameworks.
A quick learner with a passion for exploring new technologies and creating innovative solutions.
A collaborative mindset and excellent problem-solving skills.
Located in or willing to relocate to the San Francisco Bay Area or New York City.
Experience working with blockchain technologies, including EVM-based chains, Bitcoin, and/or Solana.
Solid understanding of blockchain concepts, including smart contracts, cryptography, and decentralized applications.
Familiarity with modern web services, cloud infrastructure, containerization, and deployment pipelines.
A role with significant autonomy to build out the next generation infrastructure of the blockchain space.
Competitive compensation package, with unlimited PTO and a friendly work environment.
For international candidates - we offer visa sponsorship!
The base salary range for this role is $150,000 - $280,000. This reflects the minimum and maximum range across all US locations. This does not include equity or benefits.
The actual base pay is dependent upon many factors, such as: experience, relevant skills, and role level. Your recruiter can share more about the compensation and benefits applicable to your location during the hiring process.
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