Senior Frontend Engineer

Hashed, Inc.; New York (NY); On-site; USD 150,000 - 250,000; Full time

Job summary

As a Senior Frontend Engineer at Halliday, you will be central to designing and building the infrastructure that drives innovative blockchain applications. This role offers significant autonomy, an opportunity to work on cutting-edge technology, and an engaging work environment, with competitive compensation and unlimited PTO.

Benefits

Unlimited PTO

Visa sponsorship for international candidates

Qualifications

• Strong expertise as a frontend engineer.
• Extensive experience in developing scalable applications and robust APIs.
• Quick learner with a passion for exploring new technologies.

Responsibilities

• Design and develop high-performance front-end interfaces interacting with blockchain.
• Develop scalable services and robust testing frameworks.
• Collaborate with cross-functional teams to build solutions.

Skills

Frontend Engineering

Software Development

Problem Solving

Collaboration

Blockchain Technologies

Job description

About Halliday

Halliday is the first Workflow protocol. By safely involving AI and third parties in complex workflows, Halliday enables you to create breakthrough applications in hours, not years.

Halliday Payments, the first-party application built on top of the protocol, streamlines onboarding by enabling users to seamlessly acquire any asset on your chain with just a single click, creating a frictionless user experience.

Backed by a16z and #Hashed, we have partnered with prominent developers such as ApeChain, Story Protocol and DeFi Kingdoms.

Our team comes from Stanford, Harvard, and Carnegie Mellon, and has years of experience at the most recognized Web2 and Web3 brands in the world, including Alphabet, Meta, Netflix, Stripe, Compound and more.

About the role

As a Senior Frontend 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.

What you'll be doing

• 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.

What we’re looking for

• 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.

Nice to haves

• 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.

Why Work at Halliday?

• 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!

Compensation

The base salary range for this role is $150,000 - $250,000. 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.