Top Tech Jobs & Startup Jobs in NYC, NY

Lead technical design and architecture for R&D prototypes in Tiered Pricing. Validate feasibility, prototype solutions, document decisions, guide engineering teams, and bridge research and production with cross-functional stakeholders.

Lead frontend architecture and own web (React Router, Vite) and mobile (Expo) platforms. Design and ship complex user-facing trading features, drive performance and scalability, execute cross-stack adjustments with TypeScript/Node.js backends, and integrate AI-augmented developer tooling. Provide technical leadership and translate product goals into robust technical plans.

Build and optimize an iOS trading app handling real-time market data, high-performance charting, gesture-driven UIs, secure wallet/biometric integrations, client-side caching, and CI/CD pipelines to ensure reliable production rollouts during market volatility.

Own design, deployment, and iteration of an RL-driven trading agent using real capital. Design reward functions with strict downside risk constraints, build evaluation and simulation frameworks, transition heuristic production systems to learning-based approaches, and serve as sole RL technical lead responsible for end-to-end data modeling, deployment, monitoring, and safety.

Owner of large-scale frontend architecture using React and Next.js; optimize performance, reliability, and data fetching for high-concurrency user flows. Lead end-to-end initiatives, design scalable frontend patterns, define client-server boundaries with backend/Solana teams, enforce quality and testing standards, and mentor other engineers.

Design, scale, and operate multi-region, high-availability cloud infrastructure; lead incident response and on-call rotations; build automation and tooling in Python/Go; enforce risk, security, and operational standards; mentor teams and drive infrastructure architecture decisions.

Design, build, and own an AI-native outbound revenue engine using Clay and other outbound tools. Build agentic workflows, multi-source enrichment, signal-based triggers, and personalized outreach across email and LinkedIn. Define and optimize ICPs, align GTM with the CBO, and own pipeline metrics from outreach to revenue.

Own full sales cycle selling cross-border payments and banking infrastructure to US enterprise fintechs. Generate pipeline from an existing network, lead technical discovery and solution design, negotiate commercial terms, coordinate implementation, and represent the company at industry events.

Lead end-to-end growth for an autonomous AI trading agent platform: own acquisition funnel, channel execution (onchain/social), activation/retention, CAC/LTV economics, product collaboration, and developer/community ecosystem building to scale agent deployments and trading volume.

Design and build agentic systems and production infrastructure for an AI-driven financial intelligence platform. Integrate LLMs, manage prompts and tool-calling, develop RAG and retrieval systems, build MCP servers and observability, run LLM evaluation pipelines, optimize performance and cost, and mentor junior engineers.