Top Tech Jobs & Startup Jobs in NYC, NY

Own and execute paid acquisition and demand-generation campaigns across Google, Meta, Reddit, and YouTube. Track and analyze performance (CAC, conversion rates, ROI), run A/B tests, support lifecycle email and nurture flows, and partner with Sales to improve lead quality and conversion to revenue.

Build agentic systems to retrieve and process medical records across fax, email, portals, and mail; handle very large, duplicate-heavy documents; match patients and facilities across messy provider networks; work across retrieval pipeline, customer-facing product, and applied AI; ship production features and iterate from user feedback while collaborating with founders and a small engineering team.

Own technical onboarding, integrations, and go-live for contracted messaging customers. Debug delivery and integration issues, build sample integrations, advise on resilient messaging architectures, run QBRs, drive expansion, and act as technical liaison to engineering and product.

Manage enterprise customer relationships to drive satisfaction, retention, and expansion. Guide onboarding, run regular check-ins, track customer health in HubSpot/ChurnZero, analyze usage with Tableau/Looker, surface feedback to Product, and identify upsell/cross-sell opportunities while owning revenue retention metrics and resolving customer issues cross-functionally.

As the second engineer, you'll own core real-time voice→intent→action systems, design APIs/services for long-running stateful agent tasks, ship polished user-facing features, and improve reliability, observability, and performance. You will influence product direction and company culture while operating end-to-end from design through production and iteration.

Lead and deliver luxury hospitality projects: manage schedule, scope, cost, and stakeholders; prepare PM plans and budgets; coordinate permitting, cost estimating, value engineering, document control, and project team processes to meet client goals and timelines.

Receive free paperback and eBook copies, evaluate purchasing/receiving process and book content, and provide honest feedback. Must be a US-based, reliable, English-fluent reader with a US Amazon account. Long-term testing opportunities with varied titles provided.

Lead US regulatory strategy and licensing for derivatives and digital assets, engage US regulators, draft and implement compliance policies (AML/KYC, surveillance, reporting), build operational reporting and monitoring frameworks, support day-to-day compliance, and coordinate cross-border regulatory alignment with UK/Singapore teams.

Lead client relationships and strategy for integrated marketing campaigns; research client industries, craft POVs, manage projects, guide creatives, present to stakeholders, and mentor team members to deliver on-time, on-budget work.

Senior C# Engineer role (test posting) requiring about five years of experience developing applications using .NET Core and C#.