Software Engineer - Blockchain Digital Assets

N3XT is a Wyoming-chartered Special Purpose Depository Institution (SPDI). We are a 100% reserved, non-lending bank designed to serve as a secure bridge between traditional capital markets and public blockchain infrastructure. Backed by strong> strong>Paradigm /strong> /strong>, strong> strong> HACK VC /strong> /strong>, strong> strong> Winklevoss Capital /strong> /strong>, and strong> strong> Pharsalus /strong> /strong>, we prioritize safety and transparency for institutional B2B clients. br> br> strong> strong>Software Engineer - Blockchain & Digital Assets br> br> /strong> /strong> strong> strong>Location: /strong> /strong> Remote (CAN), Remote (USA) br> br> strong> strong>Job Type: /strong> /strong> Full Time, Remote br> br> strong>Position Summary br> br> /strong>We are seeking a talented Software Engineer to build, scale, and own the public blockchain layer of our product offering. You will architect the smart contracts, the block-listening infrastructure, and the event-driven services that bridge our private bank reserves with public liquidity. br> br>You will work with a modern tech stack on Google Cloud Platform and will have the opportunity to solve complex challenges in the FinTech and Web3 space, supported by a team of highly competent people all aligned to liberating money. br> br> strong>Key Responsibilities br> br> /strong> ul> li>Smart Contract Development: Build and deploy tokenized assets (ERC-20) and Identity NFT (ERC-721) contracts on public blockchains. /li> li>Finality-Aware Infrastructure: Develop chain-oriented services, ensuring the platform correctly handles probabilistic finality and chain reorganizations before notifying internal systems. /li> li>Real-Time Synchronization: Maintain and support reconciliation services to process on-chain events (mints, burns, transfers) and trigger corresponding updates in our internal systems. /li> li>Secure Mint/Burn Orchestration: Implement services utilizing Hardware Security Modules (HSMs) for secure, multi-party authorized on-chain transactions. /li> li>Inconsistency Detection: Implement Discrepancy Detection Services to verify fundamental system invariants. /li> li>System Scalability & Reliability: Gain a deep understanding of our cloud architecture to ensure the high availability and scalability of our APIs, data processing reactors, and ledger systems. /li> li>Mentorship & Collaboration: Act as a technical mentor for junior engineers and a subject-matter expert for business stakeholders, helping them effectively consume and interpret platform data. /li> li>Feature Delivery: Consistently deliver high-quality features and associated tests in alignment with our product roadmap. br> br> /li> /ul> strong>What You ll Bring (Required Qualifications) br> br> /strong> ul> li>3+ years of professional software engineering experience, with a significant focus on data engineering or backend systems. /li> li>Public Blockchain Mastery: Expert-level Solidity and experience with the Ethereum Virtual Machine (EVM). /li> li>Event-Driven Systems: Proficiency with high-throughput message brokers (e.g., Kinesis, PubSub, RabbitMQ) to manage the flow of finalized blockchain events. /li> li>Resilient Architecture: Strong understanding of Idempotency and Event Ordering to prevent race conditions during distributed state updates. /li> li>Blockchain Integration: Experience building distributed, fault-tolerant services that interact with blockchain nodes via JSON-RPC. /li> li>Identity & Compliance: Familiarity with on-chain whitelisting mechanisms using NFTs to enforce regulatory standards. /li> li>A strong foundation in software development best practices, including version control (Git), automated testing, and CI/CD. /li> li>Excellent problem-solving skills and the ability to work independently in a fast-paced environment. br> br> /li> /ul> strong>Nice To Haves (Preferred Qualifications) br> br> /strong> ul> li>Familiarity with the FinTech, Blockchain, or Web3 ecosystems and concepts like smart contracts. /li> li>Knowledge of containerization and orchestration technologies like Docker and Kubernetes. /li> li>Previous experience mentoring junior engineers or acting as a tech lead on projects. /li> li>A Bachelor s or Master s degree in Computer Science, Engineering, or a related field. br> br> /li> /ul> strong> strong>Why Join Us? br> br> /strong> /strong> ul> li>Be part of a high-impact team /li> li>Work with cutting-edge technology and regulatory frameworks /li> li>Work with a diverse, global team in a remote-friendly environment. /li> li>Competitive salary, benefits and professional development support. br> br> /li> /ul> em> em>We use AI-enabled tools to sort applications based on job-related criteria. A human decides who moves forward. br> br> /em> /em> strong>The Pay Range For This Role Is br> br> /strong>140,000 - 200,000 CAD per year (Remote (Canada)) br> br>140,000 - 200,000 USD per year (Remote (United States))When applying, mention the word CANDYSHOP to show you read the job post completely. This is a beta feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they are human RNzQuMjIwLjQ5LjI1MwM