Top Tech Jobs & Startup Jobs in NYC, NY

The Senior Back-End Developer builds and maintains server-side operations for cloud solutions, collaborating with teams to deliver software, support users, and document features.

Design and build a scalable, responsive UI; lead frontend architecture and optimization; apply UI/UX best practices; integrate with backend APIs; ensure high web performance and deploy user-facing features.

First commercial hire to define and execute go-to-market: prospect, sell, and close to build pipeline; establish channel partnerships with brokerages, aggregators, and associations; attend conferences; gather market feedback; and partner with founder and engineering on roadmap, messaging, and pricing. Over time build the commercial team and playbook.

Lead end-to-end M&A integrations across multiple acquisitions, translating deal theses into operational plans, driving cross-functional workstreams (product, engineering, finance, G&A), tracking synergies and risks, executing IT and HR integrations, and partnering with executive stakeholders to realize deal value and improve integration playbooks.

Own end-to-end UX for a data-intensive, AI-native fintech product. Translate complex financial logic and backend systems into intuitive flows, design dashboards and workflows, build and maintain a scalable Figma design system aligned with React components, prototype with real data, and collaborate closely with engineers on real-world UX states.

Plan, execute and automate functional, regression and integration tests for mobile (iOS/Android) and backend services. Create and maintain test plans, cases and data; log and track defects; support UAT, performance and stability checks; collaborate with developers, DevOps and architects; integrate automated tests into CI pipelines and validate release readiness across environments and physical devices.

Lead frontend product experiences across web and mobile using React/React Native and TypeScript. Design conversational, AI-native financial planning interfaces, define frontend architecture and component systems, and contribute to AI layer, multi-model orchestration, reliability, and observability. Work cross-functionally across backend, infra, analytics, and product in a seed-stage, remote environment to ship fast, user-trusted experiences.

As a Senior AI Platform Engineer, you will design and build production software for AI Employees, manage technical delivery for client implementations, and ensure system reliability and performance.

The Deployed Engineer leads complex deployments and migrations, collaborates with customer engineering teams, and ensures successful delivery of API management solutions.

Promote creators' OnlyFans pages using unique affiliate links and supplied promo kits across Reddit, X, Telegram and other channels. Drive subscriptions and sales, track conversions, and earn commission plus performance bonuses. Remote, commission-only contractor role with regular payouts.