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Software Engineer - Backend

DydxBrooklyn, NYL6 LeadSeptember 11th, 2026
Build the Future of Global MarketsAt Arcus, we're democratizing access to financial opportunity. The team behind Arcus previously built dYdX, one of the world's largest decentralized exchanges, helping power over $1.5 trillion in trading volume across more than nine years of experience building crypto trading infrastructure. Now we're applying that expertise to an even bigger opportunity: bringing the world's financial markets on-chain. Today, access to markets is still limited by geography, market hours, and legacy financial infrastructure. We believe anyone, anywhere should be able to trade the assets they care about, whenever they want. Built in partnership with Robinhood Chain and backed by a direct investment from Robinhood Crypto, Arcus is creating a unified, self-custodied trading platform where crypto, stock tokens, commodities, and perpetual futures can all be traded seamlessly from a single account, 24/7. Our vision is simple: to make the world's markets open, always-on, and universally accessible. Join us in shaping the next generation of global financial markets.Our team has previous experience at Google, Meta, Citadel, DRW, IMC Trading, Stripe and other top companies. We're a world-class team with top backers and advisors, including Andreessen Horowitz, Polychain Capital, Brian Armstrong, Fred Ehrsam, Naval Ravikant, Elad Gil and more.Responsibilities:Write low latency financial software that will process billions of dollars a day worth of trading volume, including order book matching engines, trading engines, and REST & Websocket API endpointsBuild high performance REST & WebSocket APIs to power our frontend app as well as programmatic tradersWrite open source TypeScript & Python clients that allow users to interact directly with our on-chain smart contractsWork together with multi-functional teams to develop the best overall productRequirements:At least 2+ years experience working as a full-time developer (for new graduates, we require internship experience from a top tech company)You have a depth of technical experience and have demonstrated excellence through previous workYou write secure, efficient, high quality codeYou are a fast learner who can quickly master new technologiesRequires a Bachelor's degree in Computer Science or a related field and 3 years of experience or alternatively, a Master's degree in same and 1 year of experienceNice To Haves:You've worked on high-quality products in the finance or security spaceYou have experience with JavaScript, Node.js, and/or PostgresYou have experience building blockchain applications / smart contractsSalary range for this job is $180K to $240K USD (NY). Compensation subject to experience and location. Published salary bands pursuant to transparency laws, and do not include possible variable compensation such as annual merit increases, bonus eligibility, commission, or equity incentive.