Top Tech Jobs & Startup Jobs in NYC, NY

Build and deploy production machine learning systems, primarily recommendation and personalization models. Own projects across problem definition, data pipelines, model training, deployment, monitoring, and optimization. Develop scalable low-latency inference infrastructure, run experiments and A/B tests, and apply ML to fraud detection, abuse prevention, and content moderation. Collaborate with engineering, product, and data science teams in a fast-paced, in-person startup environment.

Own TikTok, Instagram Reels, and YouTube Shorts as growth channels. Set creative direction, script, shoot, edit, design, publish, and analyze content. Run rapid testing across hooks and formats, connect views to installs and trading volume, build creator and UGC pipelines, identify trends, and ensure content complies with legal requirements.

Design intuitive web and mobile interfaces for consumer and Web3 products. Translate complex DeFi concepts into accessible experiences, collaborate with product and engineering teams, and create wireframes, prototypes, and high-fidelity mockups. Conduct user research and usability testing, maintain scalable design systems, and ensure visually compelling, consistent designs across platforms.

Owns marketing and growth measurement, including attribution, incrementality, CAC, LTV, ROAS, experimentation, and budget optimization. Builds predictive models, data models, dashboards, reporting, and lightweight pipelines using product, advertising, behavioral, and on-chain data. Partners with Growth, Marketing, Product, and Engineering to improve acquisition performance, data infrastructure, and user-value understanding.

Support digital asset regulatory research, product and go-to-market legal reviews, commercial contracts, AML/KYC compliance, privacy matters, corporate governance, intellectual property administration, and regulatory or litigation responses. The associate will work closely with product, engineering, commercial teams, senior legal leadership, and outside counsel, assuming ownership of a defined legal area within 6–12 months.

Own and scale the company’s paid acquisition engine across major advertising channels and emerging crypto networks. Manage a multimillion-dollar daily budget, optimize CAC, ROAS, LTV, and payback, build attribution infrastructure, lead creative testing, hire and manage a performance marketing team, and partner with Legal on regulatory compliance. This is a hands-on leadership role requiring direct campaign execution, rapid experimentation, quantitative analysis, and end-to-end ownership.

Responsible for overseeing technical direction and implementation of mobile platform, optimizing for performance and reliability, while managing complex initiatives and code contributions.

Design and maintain high-performance Solana programs, optimize for latency and throughput, and ensure program correctness in a production environment. Engage closely with frontend and backend teams, participate in design discussions, and own programs end to end.

As a Senior Staff Full Stack Engineer, you will design and build high-performance systems, lead complex initiatives, and improve developer velocity across the entire stack.

The Staff Frontend Engineer will design and evolve frontend architecture, owning system performance and reliability, and leading initiatives with a focus on large-scale user-facing applications.