Blockchain Engineer

At Hiro, we build developer tools that bring Web3 to Bitcoin. Our suite of tools unlocks the full potential of Bitcoin through smart contracts, digital assets, and decentralized applications. With Hiro tools, developers can test and deploy smart contracts, spin up nodes and other server-side resources for scaling, and more. Building on Bitcoin is hard. Hiro's developer tools make it easier. We’re very proud to say that Hiro won 3 Built In’s Best Places to Work awards, including Best Places to Work NYC, Best Places to Work Small Companies, and Best Paying Companies NYC!

Hiro is funded and backed by more than $75 million from Union Square Ventures, Y Combinator, Lux Capital, Winklevoss Capital, Naval Ravikant, and others.

About the Opportunity: Hiro is looking for a passionate and collaborative Blockchain Engineer to help with the build and evolution of Subnets - our Layer-2 solution for Stacks Blockchain that enables high throughput and low latency. You'll collaborate with a team and work independently to architect and deliver feature upgrades and improvements. In this role, you will build critical features for our developer community. You must be comfortable working in diverse development ecosystems and have worked independently in a rapidly scaling startup. OSS experience is preferred as we are an open source project.

What You’ll Do: -Contribute to the development, maintenance, and testing of the Subnets and Stacks blockchain. -Subnets is under active development and our initial version is active on Testnet. As part of your role, you will be tasked with designing new features, improving the performance and reliability, and helping ensure that the Subnets can serve as a reliable, secure, and performant foundation for the entire Stacks ecosystem. -Utilize advanced cryptographic algorithms and concepts to evolve the next iteration of Subnets -Implement rigorous and thorough monitoring and testing practices to meet the security and performance requirements -Design and implement blockchain supporting tools and utilities(e.g., CLI client, tools for exploring the blockchain, monitoring, benchmarking or debugging tools) -Collaborate with other teams on new product features that have a dependency on the Stacks blockchain(e.g. developer tooling, UX tooling, 3rd party integrations etc)

What We’re Looking For: -Master’s degree in Computer Science, a related technical field, or equivalent practical experience. -5-10 years of experience in software engineering with experience in building and shipping products. -3-5 years of hands on experience in a production environment with one or more of: public blockchains; consensus protocols; large-scale distributed systems; high availability, and real-time systems; applied cryptography; compilers; any other equivalent / adjacent technology -Experience in research -Experience working on and designing tests for long-running projects -Experience in Rust -Experience with Cryptography -Prior experience with Blockchain is necessary

We’d Also Like to See: -Experience testing distributed systems for behaviors in the presence of faults, network partitions, and network delays -Working knowledge of the limitations and complexities involved in peer-to-peer systems -Working knowledge of programming language interpreters, compilers, and static analysis -Experience building highly secure software and shipping new products

We’d love to hear from you even if you don’t have experience or interest in every bullet. There’s no perfect candidate and we want to find the right fit, even if it’s different than we imagine. We especially would like to meet underrepresented/underestimated candidates.

What we’ll offer: -Salary Range (regardless of location, benchmarked annually) $105,000 - $175,000. -Company equity and Stacks (STX) tokens--STX is the native cryptocurrency of the Stacks network -$500/mo co-working space reimbursement -$1,200/yr budget for learning and development stipend -$1000/yr of charity donation matching to an organization of your choosing -Daily Lunch Reimbursement(even if you’re remote!) -Open Vacation Policy, take the days you need -Family-Friendly Health Benefits -Free Life and Disability Insurance -Health and dependent care(FSA) -Up to 16 weeks of paid parental leave -Pre-tax commuter benefits -401k with 3% match

Please note that benefits vary by country, the ones shown above are for our full time U.S. based employees. Benefit information for non-US based positions will be provided to individuals who interview for those roles.

About Us Hiro is the leading developer tools company for Stacks, the open-source network which makes Bitcoin programmable. Our mission is to accelerate mainstream adoption of blockchain technology and build a better, user-owned internet for all. Hiro was founded in 2013 under the name Blockstack PBC and is headquartered in New York City with employees and contractors distributed across the globe. Hiro is funded and backed by more than $75 million from Union Square Ventures, Y Combinator, Lux Capital, Winklevoss Capital, Naval Ravikant, and many more. Visit our website to learn more.

Hiro is proud to be an equal opportunity employer and deeply cares about building a diverse team. Hiro is committed to building an inclusive environment for people of all backgrounds. We do not discriminate on the basis of race, color, gender, sexual orientation, gender identity or expression, religion, disability, national origin, protected veteran status, age, or any other status protected by law.

-Recruiter Screen (30 minutes) -Hiring Manager Screen (30 minutes) -Technical Assessment (1 hour) -Full Loop (Meet the Eng team you will work with | 2.5 hours) -Architecture & Design (1 hour) -Project Deep Dive (1 hour) -Values (30 minutes) -Final with CTO/ CEO (30 minutes)

https://www.hiro.so/blog/how-we-hire-engineers