Top Tech Jobs & Startup Jobs in NYC, NY

Lead business development and regional expansion across Africa for a crypto wallet infrastructure provider. Own go-to-market strategy, revenue, ARR, enterprise sales, partnerships, RFPs, negotiations, and client expansion across banks, fintechs, and enterprises. Serve as senior regional representative, build regulator relationships, support post-sale success, and collaborate with product and engineering teams. Travel across Africa, monitor market trends, represent the company at industry events, and improve sales playbooks.

Build and extend scalable backend API integrations for the Hyperliquid ecosystem, supporting same-chain and cross-chain trading, routing, orderbooks, TWAP, and perpetuals. Collaborate with product managers and backend engineers on system design, feature proposals, code reviews, documentation, and reliable infrastructure. The role requires strong TypeScript backend experience, EVM integration knowledge, familiarity with Hyperliquid protocols, and comfort working independently in a remote team.

Lead solutions engineering for a crypto wallet infrastructure platform, helping financial institutions and enterprises integrate and deploy secure systems. Architect legacy and cloud-native integrations, troubleshoot technical issues, create proposals, demos, RFP responses, documentation, and code examples, and collaborate with sales, engineering, security, product, and customers. Provide technical leadership, gather market feedback, support product improvements, and represent the company as a technical thought leader.

Own the architecture and delivery of mission-critical backend projects for a secure crypto wallet infrastructure platform. Define database, microservice, and integration architecture; resolve performance and reliability issues; improve CI/CD, observability, and engineering processes; shape technical strategy; mentor engineers; and support client discussions. The role requires deep backend, cloud, database, security, and applied cryptography expertise, with leadership experience in fintech or blockchain.

Owns commercial legal matters, including drafting, reviewing, and negotiating SaaS agreements, NDAs, DPAs, MSAs, partnerships, and vendor contracts. Supports Sales, Product, and Operations, manages vendor due diligence and KYB checks, develops scalable contract templates and playbooks, advises on legal and regulatory risks, and ensures compliance with data protection, financial services, fintech, and blockchain requirements.

Lead a development team building and maintaining a cryptoasset exchange platform using .NET, Node.js, TypeScript, React, and Angular. Translate product outcomes into technical specifications, deliver high-quality features, improve application performance, resolve bugs, and mentor developers. Drive migration to microservices, integrate a new crypto exchange platform, maintain code quality, and apply security and risk-management practices in a fast-changing blockchain environment.

Principal Solutions Engineer responsible for leading client onboarding, designing and presenting blockchain wallet solutions, supporting integrations, troubleshooting technical issues, and providing post-implementation guidance. The role partners with sales, product, engineering, and clients on strategic deals, RFPs, technical proposals, documentation, demos, training, competitive analysis, and product feedback. Strong expertise in TypeScript, APIs, AWS, distributed systems, cybersecurity, and crypto custody is required.

Lead frontend development for a DeFi platform, owning React and TypeScript architecture, Solana integrations, transaction flows, real-time blockchain data, and high-performance user experiences. Collaborate with product, design, and backend teams to deliver features, establish engineering standards, review code, and mentor future frontend hires. The role requires production frontend expertise, deep Solana knowledge, and leadership of projects or teams.

Design, maintain, optimize, and scale cloud infrastructure and deployment systems for a cryptocurrency and digital asset platform. Responsibilities include infrastructure automation, system monitoring and reliability, CI/CD pipeline management, and implementing security best practices. The role requires strong DevOps experience, blockchain infrastructure knowledge, familiarity with multiple blockchain ecosystems, and understanding of blockchain security, cryptography, and consensus models.

Own the company’s ecosystem-driven growth strategy, expand infrastructure adoption across DeFi and application ecosystems, and scale customer acquisition through strategic partnerships. Develop and execute an end-to-end ecosystem strategy, collaborate with technical and cross-functional teams, onboard partners, and drive measurable growth across EVM and Solana ecosystems. The role requires autonomous leadership, strong communication, and deep familiarity with crypto, Web3 infrastructure, and on-chain yield.