Lead API Engineer - Trading Platform

Position Overview

sFOX is seeking a Lead API Engineer to join our Trading Platform Team. The primary focus of this role is to contribute to and improve the technical direction of the sFOX API.

About sFOX

sFOX is a full-service prime dealer uniting liquidity from over 30 exchanges and OTC desks in one easy-to-manage platform. Our platform provides traders with best execution services from a single account, a single counterparty, and a single workflow, giving traders greater capital efficiency. Our smart order router algorithmically routes traders to the most competitive prices worldwide, reducing slippage and improving trade performance across immense scale.

sFOX is committed to the highest standards of investor protection and reliability. The platform is SOC 2 certified and provides access to the market 24/7 with 99.99% uptime. Founded in 2014, the company is backed by Social Capital, Digital Currency Group, Khosla Ventures, DHVC, Haystack, Blockchain Capital, Y Combinator, and executives from PayPal and Airbnb.

We’re on a mission to open the world’s financial markets to everyone and we’re looking for exceptional talent to join our rapidly growing team.

Responsibilities

• Build performant API endpoints.
• Maintain backward compatibility with existing clients.
• Provide quality feedback on code reviews with peers.
• Contribute to the technical direction of the API.
• Develop and execute against both short- and long-term roadmaps by making effective tradeoffs that consider business priorities, user experience, and a sustainable technical foundation.
• Teach and mentor other developers through pair programming sessions, code reviews, and 1:1s.

Qualifications

• 5 years of experience as a professional software engineer, with at least 3 years focused on Backend/API services.
• Experience deploying and architecting backend applications that service single page applications, mobile applications, and/or public API consumption using Node.js.
  • Experience with Ruby/Rails, Python/Django, PHP/Laravel, Go, or Elixir/Phoenix will also be considered.
• Experienced in Typescript or Javascript with knowledge of typed languages.
• Experience with Typescript.
• Experience with Relational Databases such as MySQL, Postgresql, MSSQL, etc.
• Familiar with writing and maintaining automated test suites.
• B.S., M.S., or Ph.D. in Computer Science or a similar technical field of study (or equivalent practical experience).

Not Required, but Nice to Have

• Experience deploying and maintaining public APIs.
• Experience setting up and managing CI/CD pipelines.
• Experience with modern frontend paradigms such as Ember, React, Vue, Svelte.
• Experience with gRPC.
• Advanced Experience with SQL, specifically MySQL.
• Experience working with websockets and real-time data.
• Experience in high-frequency or algorithmic trading.
• Experience in trading cryptocurrency.
• Experience in a leadership role.

Company Information

sFOX is committed to diversity in its workforce and is proud to be an equal opportunity employer. We do not make hiring or employment decisions on the basis of race, color, religion, creed, gender, national origin, age, disability, veteran status, marital status, pregnancy, sex, gender expression or identity, sexual orientation, citizenship, or any other basis protected by applicable local, state or federal law.