Top Tech Jobs & Startup Jobs in NYC, NY

Own fraud performance across cards, ACH, and digital wallets by analyzing fraud vectors, designing product-based controls, optimizing authentication and payment friction, and partnering with Product, Engineering, and Data Science. Conduct payment-rail threat analysis, build and validate experiments, inform fraud-model features, and manage decisioning logic in Sardine or Oscilar. The role requires deep expertise in payment mechanics, advanced SQL and Python analytics, experimentation, and fraud-risk strategy.

Own end-to-end fraud strategy for Felix’s new card issuance program. Build authorization decisioning, onboarding and lifecycle controls, network fraud monitoring, dispute and chargeback strategy, and vendor operating models. Partner with Product, Engineering, Compliance, Fraud Operations, and issuing vendors to implement action-based controls, monitor Visa and Mastercard thresholds, and scale fraud infrastructure across products and markets. Use advanced SQL and BigQuery to size exposure, backtest decisions, and monitor post-launch performance.

Own the end-to-end fraud strategy for Felix’s new card issuance program. Design authorization decisioning, step-up authentication, velocity controls, holds, cross-account detection, and cardholder fraud monitoring. Manage network fraud and dispute thresholds, chargeback strategy, vendor responsibilities, and fraud controls across onboarding, card use, and wallet flows. Partner with Product, Engineering, Compliance, Operations, and issuing vendors while using advanced SQL and BigQuery to size exposure, backtest decisions, and monitor performance.

Own the end-to-end fraud strategy for Felix’s new card issuance program. Design authorization decisioning, step-up authentication, velocity controls, dispute and chargeback processes, and cross-account fraud detection. Monitor Visa and Mastercard fraud thresholds, build early-warning systems, partner with Product, Engineering, Compliance, Fraud Operations, and vendors, and use advanced SQL and BigQuery to size exposure and backtest controls. Establish scalable fraud operating models for future card products and market expansion.

Leads an AI engineering squad, managing performance, mentorship, career development, technical architecture, and delivery. Partners with Product on technical roadmaps, metrics, and scalable solutions; guides system design, AI-assisted development, documentation, and process improvements. Requires strong software engineering and AI agent experience, technical leadership, stakeholder collaboration, and a delivery-focused mindset.

Own Felix’s U.S. fintech partner ecosystem, including banks, payment processors, stablecoin issuers, yield providers, and credit infrastructure vendors. Lead infrastructure strategy, partner performance, commercial negotiations, product and engineering alignment, compliance coordination, and vendor sourcing. Build partnership processes and hire a team of partnership managers while enabling new financial products and scalable money movement capabilities.

Leads an AI engineering squad by managing performance, mentoring developers, translating AI requirements into scalable architectures, and partnering with Product on technical roadmaps. Oversees system design, metrics, documentation, development processes, and technical decision-making while driving delivery, team growth, and adoption of AI coding tools.

Design, build, and scale production-grade autonomous AI agents for Felix’s WhatsApp platform and internal operations. Responsibilities include agent architecture, LLMOps observability, product integration, deployment, evaluation pipelines, RAG optimization, cost and performance engineering, and mentoring engineers. The role requires developing multi-agent systems capable of reasoning, planning, and executing complex tasks across payments, loans, and fraud.

Own Felix’s U.S. fintech partner ecosystem, including banks, payment processors, stablecoin issuers, yield providers, and credit infrastructure vendors. Lead partner strategy, technical integration, SLAs, commercial negotiations, pricing, redundancy, compliance alignment, and product enablement. Build partnership processes and hire and develop a team of partnership managers while collaborating closely with Product and Engineering in a high-growth environment.

Leads engineering operations across DevOps, platform engineering, infrastructure, security operations, QA, CI/CD, and observability. Owns organizational strategy, technical architecture, budgets, cloud infrastructure, developer platforms, security compliance, incident response, SRE practices, testing automation, and developer experience. Establishes reliability and productivity metrics, improves deployment velocity, manages engineering teams, and partners with executives and cross-functional stakeholders to scale secure, resilient systems.