Top Tech Jobs & Startup Jobs in NYC, NY

Senior Counsel will serve as the General Counsel’s first legal hire, leading commercial contracting across fintech, payments, crypto, banking, and technology partnerships. The role independently negotiates agreements, manages Latin American legal matters, advises on regulated financial products, supports data privacy and consumer lending issues, and builds scalable contract review processes using AI legal technology. The position requires US and Latin American legal qualifications, fintech or financial services experience, strong technology contracting expertise, and Spanish fluency.

Lead and develop an engineering team building foundational AI and machine learning platform capabilities. Own technical architecture, roadmap execution, ML pipelines, compute infrastructure, model evaluation, platform scalability, and reusable infrastructure for AI teams. Mentor engineers, manage performance and hiring, improve engineering productivity, document systems, and partner with Product and Engineering leadership to deliver reliable, scalable solutions.

Design, build, and scale production-grade autonomous AI agents for Felix’s WhatsApp-based fintech platform. Responsibilities include agent architecture, LLMOps observability, product integration, containerized deployment, evaluation pipelines, RAG and cost optimization, and technical mentorship. The role requires translating AI strategy and business needs into reliable, maintainable systems supporting payments, loans, fraud, and other critical functions.

Lead cross-product discovery and define Felix’s conversational, generative, and declarative UI platform. Ship the initial experience on WhatsApp, establish patterns for native iOS and Android, guide product designers across squads, and design compliant financial interactions with legal and risk partners. Conduct research, analyze transcripts and analytics, prototype in Figma and code, generate concepts, and set direction for how products, context, and assistant behavior work together across conversational surfaces.

Lead discovery and product design for Felix’s conversational AI platform, defining generative and declarative UI patterns across WhatsApp, iOS, and Android. Research user behavior, prototype and ship platform experiences, establish conversation design direction, collaborate with product squads and engineers, and integrate compliance, consent, and recovery states into the experience.

Lead cross-product discovery and define Felix’s conversational, generative, and declarative UI platform. Research user behavior, establish design patterns, prototype and ship the initial WhatsApp experience, then expand patterns to iOS and Android. Collaborate with product squads and engineers, guide conversation design, integrate compliance disclosures and consent, and influence product direction through user research, analytics, critique, and hands-on design execution.

Own Felix’s end-to-end chargeback strategy across acquiring and issuing environments. Build representment playbooks, win-rate measurement, cohort analytics, dashboards, governance, and scalable operating processes. Advise on network rules, regulatory requirements, processor relationships, fraud controls, and build-versus-buy decisions. Partner with Fraud, Product, Engineering, Compliance, Analytics, and external vendors while mentoring dispute-processing team members and supporting executive reporting.

Leads fraud strategy and prevention for a consumer lending product, owning fraud typologies, repayment and chargeback analytics, decision-engine rules, machine-learning risk models, blocking protocols, investigation workflows, and fraud performance metrics. Partners with Credit Risk, Data Science, Engineering, Operations, Legal, and Compliance teams to identify synthetic identity, account takeover, and loan abuse patterns while supporting regulatory reporting and profitable growth.

Lead fraud strategy and prevention for a consumer lending product. Design fraud typologies, analyze repayment fraud, identity spoofing, chargebacks, synthetic identities, and account takeover risks, and own fraud performance metrics. Architect decision-engine rules, deploy machine-learning risk models, develop automated blocking and investigation workflows, and coordinate with Legal and Compliance on suspicious activity reporting and regulatory requirements.

Own fraud performance across cards, ACH, and digital wallets by analyzing fraud vectors, payment mechanics, and emerging threats. Design product-based controls, authentication steps, holds, and friction strategies; partner with Product, Engineering, and Data Science; run experiments to measure fraud reduction and conversion impact; and maintain decisioning logic in Sardine or Oscilar. The role requires advanced SQL and Python, payment rail expertise, analytics, machine learning knowledge, and strong cross-functional communication.