Top Blockchain Jobs in New York City, NY

The Engineering Manager leads a team in delivering reliable software solutions, blending technical contributions with team leadership, managing projects, and improving processes.

Drive sales of AI/HPC data center hardware to enterprise and cloud customers, leveraging existing networks and expertise to close deals and advise on solutions.

Design, build, test, and deploy smart contracts and decentralized applications. Maintain blockchain integrations and backend services, optimize for security and gas efficiency, contribute to architecture and technical strategy, conduct code reviews, mentor junior engineers, and collaborate with product, frontend, and security teams.

Own and run growth experiments across web and mobile: design, build and launch A/B tests, in-product growth mechanics (notifications, referrals, retention campaigns), optimize acquisition funnels and attribution, ship frontend and backend features end-to-end, and measure impact working closely with Product and Growth teams. Use analytics and AI-assisted development tools to accelerate delivery and improve engagement and retention.

Design and evolve the company's visual identity and brand system. Create high-performing marketing and product creative for social, launches, campaigns, merchandise and collateral. Collaborate with Product and Marketing to ensure consistent digital touchpoints, develop campaign concepts through execution, and explore new tools, motion, animation and 3D techniques to drive user acquisition and engagement.

Lead the company's social strategy and paid social campaigns across TikTok, Instagram and YouTube. Manage creators, run A/B tests, optimise CAC and campaign performance, produce and publish organic content, monitor analytics, and lead creative product launch campaigns.

Provide reception, mailroom, print production, hospitality, and general office services across multiple NYC client sites. Tasks include greeting visitors, answering phones, sorting and processing mail and packages, operating printers/copiers, scheduling conference rooms, setting up meetings, stocking kitchens, and performing assigned administrative duties while adapting to changing locations and priorities.

Lead branding and multidisciplinary design projects, creating brand identities, interactive digital experiences, design systems, wireframes, screens, and prototypes. Collaborate with design leads, motion and 3D teams, present work to clients, and ensure design integrity across platforms. Requires strong craft, accessibility focus, and experience with interactive 3D/web technologies.

Design and ship a 14-domain skills taxonomy and SDK/CLI tooling, operate the MCP server, integrate agent protocols, improve LLM grounding for crypto, run developer hackathons, and produce technical content to grow the ecosystem.

Manage media relations and pitching for CoinMarketCap: secure press, podcast, TV and speaker placements; draft press releases; turn proprietary data into stories; maintain media lists/CRM; track coverage and KPIs; support spokesperson briefings, events logistics, awards submissions, cross-team coordination, and crisis/reactive communications.

Lead marketing strategy and execution across product portfolios: translate objectives into campaigns, manage multi-channel workflows (social, web, chat, content, video), track performance and budgets, collaborate with Brand/PR and community teams, and support business development using data-driven insights and AI to scale adoption.

The Enterprise Account Executive will prospect and close new business in the East Region, develop GTM strategies, and manage the entire sales process with technical teams.

Lead Bastion's brand positioning and external communications to build enterprise awareness. Own press, executive prep, events, targeted campaigns, and connect brand activities to pipeline while building scalable content workflows and early PR/event momentum.

Join a high-performance trading desk after intensive training to manage daily positions, execute strategies across asset classes, maintain real-time risk oversight, collaborate with developers and quants to refine models and automation, research and back-test concepts, and provide competitive pricing and seamless high-frequency execution.

Call for fresh graduates and students to submit a one-page resume and a cover letter (max 500 words) to register interest in entry-level and internship roles in Web3 and AI. Applicants should state country/visa status, desired sectors and roles, and can include portfolios or personal projects to demonstrate relevant skills.

Research and design consensus algorithms and Layer 2 protocol upgrades. Implement and optimize protocol changes to improve scalability, performance, and security. Collaborate with researchers and engineers on cryptographic solutions and contribute to technical design discussions in a fast-paced blockchain R&D environment.