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Software Engineer

Halliday
Full-time
On-site
San Francisco, California, United States

About Halliday:


Halliday unifies your Appchain. We solve the problem of first dollar spent on your chain, offering users a seamless onboarding experience and one-click acquisition and management of any asset on any chain through our proprietary Orchestration Layer.


Backed by a16z and #Hashed, we have partnered with prominent developers such as DeFi Kingdoms, Caldera, AltLayer and Conduit. Our team comes from Stanford, Harvard, and Carnegie Mellon, and has years of experience at the most recognized technology brands in the world, including Meta, Netflix, Samsung and more.


What you will do


As a backend engineer, you will help design and implement the core infrastructure that will power a burgeoning digital multi-chain ecosystem.



  • Design and implement secure financial systems that will purchase virtual assets from marketplaces, securely transfer NFTs between users, and move funds across chains β€” all with just one click with Halliday Smart Accounts

  • Utilize TypeScript to build services, standalone web servers, and comprehensive test suites to provide for our products and services

  • Use open source blockchain SDKs to interact with numerous networks, protocols, and smart contracts

  • Blueprint, build, and deploy both internal and external API endpoints

  • Contribute to our public JavaScript SDK that allows for easy integration with our service

  • Work in an agile environment and across multiple teams: design, product, engineering, business, and more

  • Explore protocol design, learning from and working with our blockchain architects

  • Continuously think about new ways to improve our service, and how to contribute to building digital civilization


Who we are looking for



  • A degree in computer science, similar engineering discipline or experience building and hacking on projects

  • Experience as a backend developer and proficient at writing applications in TypeScript

  • Familiarity with web services, AWS, containerization, and cloud deployment

  • Quick learner and passionate about picking up new technologies and hacking on novel ideas

  • Located in or willing to relocate to the SF/Bay area


What We Offer:


  • 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!

Bonus points



  • Experience with protocol design and implementation (Solidity, Rust, etc.)

  • Understanding of signature/encryption schemes and secure systems design

  • Extensive prior experience with distributed systems and scaling cloud applications (Postgres, Docker, etc.)

  • Strong understanding of secure DevOps practices