Top Tech Jobs & Startup Jobs in NYC, NY

As a Senior Full Stack Engineer, collaborate with founders to build an AI-native platform for M&A advisors, managing projects from ideation to deployment using a TypeScript stack.

The Chief of Staff will support the CEO by managing strategic planning, operational coordination, and internal communication. Responsibilities include run exec meetings, oversee initiatives, and prepare key investor updates.

Own month-end, quarter-end, and year-end close across multiple entities; reconcile high-volume payment flows (merchant fees, chargebacks, PayPal, payouts); maintain general ledger and intercompany eliminations; prepare journal entries, accruals, and reconciliations; produce US GAAP financial statements; build controls and scalable accounting processes; partner with FP&A; support auditors; evaluate accounting systems and grow the accounting team.

Design and build high-quality web experiences, create reusable components, and use AI tools for improved design output and iterations.

As a Founding Backend Engineer, you will architect and scale LlamaIndex's cloud platform, ensuring a seamless developer experience while building scalable infrastructure and user-facing APIs.

Lead enterprise travel partnerships across the Americas: identify, cultivate, negotiate and close deals with airlines, OTAs, cruise and tour partners. Own partner relationships, drive new logo acquisition, manage pipeline/CRM, coordinate cross-functional teams to launch partner solutions, and deliver measurable commercial impact.

As an SEO Director, you will lead SEO strategies for enterprise clients, mentor teams, engage at senior levels, and ensure innovative SEO solutions that drive growth.

Provide confidential administrative support to a Managing Director and team, manage complex calendars, arrange domestic and international travel, plan meetings/events, handle office duties, execute projects, improve processes, and exercise discretion while working independently under tight deadlines.

Design and build multi-agent AI systems (memory, tools, feedback), orchestrate LLMs and RAG, implement REST APIs and full-stack (Node.js/Next.js), optimize databases and cloud infra, integrate embeddings and video classification, lead design-to-deployment, enforce code quality and testing, and collaborate with product and design.

Support and maintain production Core Speech systems: deploy, monitor, alert, perform capacity planning, respond to on-call incidents, and drive system performance and architecture improvements.