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About zerohash zerohash powers the infrastructure that allows businesses to seamlessly integrate digital assets into their products. Our APIs and embedded infrastructure enable brokerages, fintechs, banks, trading firms, and other financial institutions to build crypto and stablecoin experiences without having to build the underlying infrastructure themselves. As we continue to expand our institutional trading and crypto infrastructure offerings, we are looking for an Integration Engineer to join our Implementation Services Team. In this role, you will lead the end-to-end technical execution and onboarding for high-value deals that are about to sign or have signed, focusing heavily on Central Limit Order Book (CLOB) FIX connectivity and adjacent crypto infrastructure products. This role reports to the Head of Implementation Services. About the Role Integration Engineers at zerohash drive the critical bridge between contract signing and live production. Sitting at the intersection of complex financial technology, digital asset infrastructure, and customer delivery, you will be directly responsible for executing customer integrations from technical kick-off to successful go-live. Your primary focus will be onboardings involving our CLOB FIX protocol engines and the full ecosystem of adjacent products that complement order matching, including: • Account Funding & Payouts • Crypto Deposits & Withdrawals • Request for Quote (RFQ) • Staking Infrastructure & Services You will work directly with technical teams at institutional client organizations, guiding them through integration architecture, testing, API/FIX setup, and go-live readiness. Success in this role is measured by rapid time-to-production, smooth implementations, and building reliable, scalable integrations that drive immediate business volume. This is a fully remote role for a candidate based in the US and/or Canada. Responsibilities • Lead Technical Implementation: Drive end-to-end integration workflows for deals nearing contract execution through go-live, serving as the lead implementation engineer. • CLOB FIX & API Expertise: Act as the technical point of contact for clients integrating via CLOB FIX protocols as well as REST/WebSocket APIs for surrounding crypto workflows. • Product Coverage: Guide institutional clients through configuring and implementing adjacent products, including Account Funding, Payouts, Crypto Deposits/Withdrawals, RFQ, and Staking. • Technical Onboarding & Testing: Lead client engineering teams through sandbox environments, connection configuration, order-flow validation, edge-case testing, and production deployment. • Troubleshooting & Debugging: Directly diagnose, debug, and resolve implementation blockiers, API errors, payload misconfigurations, and connectivity issues during the onboarding lifecycle. • Cross-Functional Collaboration: Partner closely with Sales, Solutions Engineering, Product, and Core Engineering teams to hand off client requirements seamlessly and accelerate feature additions needed for go-live. • Implementation Tooling & Playbooks: Continuously optimize implementation playbooks, client integration documentation, and automated testing tools to shorten client onboarding timelines. Requirements • 3–5+ years of experience in Integration Engineering, Technical Implementation, Technical Onboarding, Solutions Architecture, or a similar technical client-facing role. • Deep technical experience with FIX Protocol (FIX 4.2 / 4.4 / 5.0) in institutional trading, exchange, or market infrastructure environments. • Hands-on proficiency with web APIs: Deep understanding of REST, WebSockets, JSON/HTTP, and distributed architecture patterns. • Core Technical Skills: Hands-on experience with SQL and at least one programming/scripting language (Python, JavaScript/TypeScript, Go, or Java) for debugging, log parsing, and building test scripts. • End-to-End Delivery: Proven track record of managing technical implementations from initial kick-off through production launch under tight timelines. • Communication & Technical Delivery: Ability to effectively lead technical working sessions with client developers, system architects, and technical project managers. • Problem-Solving: Strong analytical capabilities to troubleshoot real-time order-flow issues, ledger adjustments, and protocol discrepancies across complex multi-product environments. Preferred Qualifications • Domain Knowledge: Direct experience with Order Management Systems (OMS), Execution Management Systems (EMS), Central Limit Order Books (CLOB), or matching engine connectivity. • Crypto Infrastructure Experience: Prior background implementing digital asset custody, crypto rails, deposit/withdrawal sweeping, yield/staking protocols, or fiat payout gateways. • Institutional Trading Background: Experience working alongside prime brokers, proprietary trading desks, fintech brokers, or institutional crypto exchanges. • AI & Automation: Experience using AI-assisted tools to accelerate learning, log analysis, code generation, and implementation troubleshooting. Benefits We believe a happy, motivated, and healthy team is the best way to succeed. We offer the following benefits: Healthcare Insurance: zerohash covers roughly 100% of employee premiums as well as a portion of spouse/children (U.S. only) Vision & Dental Insurance (U.S. only) Chance to earn equity Maternity & Paternity leave (after 6 months) WeWork All Access Membership WFH Yearly Stipend L&D Yearly Stipend (after 6 months) About zerohash zerohash is the leading crypto and stablecoin infrastructure platform and the operating system for digital money, powering the next generation of financial services. Founded in 2017, zerohash enables banks, brokerages, fintechs, and payment companies to offer crypto trading, stablecoin payments, and tokenized assets without having to build or manage complex blockchain infrastructure on their own. The zerohash platform supports three core pillars: Trade, Transact, and Tokenize. Through a single integration, customers can launch regulated crypto buy, sell, and custody services; enable 24/7 stablecoin-based funding, payouts, and settlement; and issue and manage tokenized assets with built-in compliance, risk controls, and reporting. By abstracting away technical, regulatory, and operational complexity, zerohash allows partners to treat digital assets as just another financial primitive: fast, programmable, and global. zerohash is trusted by some of the world’s most recognized financial and consumer brands, including Interactive Brokers, Morgan Stanley, Stripe, Franklin Templeton, BlackRock, DraftKings, Gusto, Worldpay, Kalshi, One Pay, among others. Today, zero infrastructure supports millions of end users across brokerage, wealth, payments, and marketplace platforms globally. The company is deeply regulated and compliance-first, operating across the U.S. and internationally with licenses and approvals that allow partners to enter crypto and stablecoins with confidence. zerohash has become a trusted partner for enterprises seeking to modernize financial products while meeting the highest standards for security, risk management, and regulatory oversight. To date, zerohash has raised over $280 million in funding from a mix of leading venture firms and strategic investors, including Morgan Stanley, Interactive Brokers, SoFi, Point72 Ventures, Bain Capital Crypto, Lightspeed Venture Partners, and more. zerohash has been featured in top-tier media outlets such as Bloomberg, CNBC, The Wall Street Journal, Financial Times, Reuters, Forbes, and CoinDesk, and its leadership team regularly contributes to global conversations on the future of payments, investing, and financial infrastructure. At zerohash, we're building the infrastructure that makes digital money work securely, compliantly, and at global scale. The zerohash Culture All zerohash employees are guided by the following characteristics and core principles: Independence/Ownership - An ability to work autonomously. Join zerohash, pitch ideas, and shape the work you do. Passion - We are innovating quickly and challenging the status quo. We want you to think big, be creative and ​make a difference every day. Collaborative - A good attitude and respect for others. We’re teammates, not co-workers. Everything we do is a shared success and equally a shared failure - we talk in terms of “we” not “me”. Initiative - An ability and passion for learning and asking questions. We will champion you, challenge you and push you to achieve your best - and we expect you to do the same. Empathy - An ability to listen, respect, and understand your co-workers, customers, and everyone you interact with no matter how different they are to you. Adaptability - An ability to respond quickly. We are in a fast-paced industry and so we expect you to be creative when solving a new problem and comfortable under pressure. Transparency - We believe that transparency is critical to empowering everyone to make the best decisions, both the company to its people and vice versa. Integrity - Integrity creates trust. As both an organization collectively and as individuals, it is our most valuable asset. Follow us Twitter LinkedIn Youtube For candidates based in Colorado, please contact colorado-wages @zerohash.com to request compensation and benefits information regarding a particular role(s). Please include with your email the city you reside (or intend to reside in Colorado) and the title/link to the roles you're interested in. **We’ve recently seen an increase in individuals impersonating zerohash recruiters to target job seekers. Please stay vigilant and keep the following in mind to ensure you are communicating with the real zerohash team: Verified Emails Only: Official outreach will only come from a @zerohash.com email address. No Messaging Apps: We will never contact you via unsolicited text messages, WhatsApp, or Telegram. Official Applications: Only apply directly through our careers webpage (zerohash.com/careers) or zero-hash.breezy.hr. See something suspicious? If you want to verify an interview request or report a fake job posting or suspicious communication, please contact us immediately at talent @zerohash.com. Originally posted on Himalayas