Top Tech Jobs & Startup Jobs in NYC, NY

Build and scale high-performance iOS experiences using Swift and modern frameworks. Own features from concept through launch, contribute to app architecture, write maintainable code, improve performance and reliability, and collaborate with Product, Design, and Backend teams. Participate in code reviews and raise engineering standards while delivering polished user experiences for fintech products.

As a Product Designer at ARQ, you'll create user-centered designs for a wealth and investment product, collaborating with teams to enhance user experience and bring concepts to life using Figma.

Own ARQ’s internal operating system, including the company-wide KPI platform, employee directory, and back-office tools. Define product strategy, roadmap, and execution; establish KPI ownership across departments; partner with engineering on architecture and schemas; and improve adoption through usage tracking and internal feedback. The role works closely with founders and cross-functional leaders to build scalable systems from scratch.

Design, build, and deploy machine learning models to detect fraud, prevent losses, and monitor risk. Work with Product, Engineering, and Operations to turn large-scale data into production-ready pipelines and model-serving solutions, monitor performance, and continuously improve model accuracy and business impact.

Design, develop, and maintain scalable backend systems and microservices for fintech products. Build REST APIs, support greenfield projects and improve existing systems (card payments, treasury, transactions, crypto liquidity). Use Java and Spring Boot with Postgres, practicing TDD, DDD, and CI/CD to deliver maintainable, high-performance services.

Design, develop, and maintain scalable backend systems and microservices (payments, treasury, transactions, crypto). Build REST APIs, use Java and Postgres, apply Spring Boot, TDD, DDD, and CI/CD to deliver maintainable, high-performance services.

The Talent Acquisition Specialist will lead hiring efforts, build a talent team, and implement scalable recruitment programs to drive growth at ARQ. Responsibilities include sourcing candidates, managing hiring KPIs, and ensuring an exceptional candidate experience.

Lead growth-focused data science initiatives, owning LTV prediction models across countries and channels. Translate business questions into models, analyze large customer and marketing datasets, evaluate acquisition quality, monitor and productionise models with engineering partners, and drive data-informed growth and retention decisions.

As a Product Owner at ARQ, you'll lead the strategy and execution of the company's internal operating system, focusing on KPI platforms and employee directories while collaborating with cross-functional teams.

The Product Owner will lead the vision, roadmap, and delivery of products, focusing on user needs and data-driven decisions while managing multiple stakeholders.