Senior Software Engineer, AI Agents

NxT Level•New York, NY

17h

About The Position

Build and scale an AI-powered customer research platform that automates the research process—from designing studies and recruiting participants to conducting interviews and synthesizing insights. The platform connects companies with more than 50 million research participants, supports interviews in over 120 languages, and is developing AI-powered digital twins to simulate customer behavior. The company has announced an agreement to be acquired by a major publicly traded enterprise software company. This high-ownership role combines full-stack product development, AI-powered features, platform engineering, and user experience. The engineer will work across conversational AI experiences, research insights, participant recruitment systems, platform design, and backend infrastructure. The role calls for a product-minded engineer who can own features from concept through production and collaborate with product and design teams to build intuitive customer-facing experiences.

Requirements

At least 4 years of professional software engineering experience, with demonstrated senior-level technical ability.
Strong full-stack software engineering fundamentals.
Experience building and shipping production software used by real customers.
Strong product instincts and ability to translate ambiguous requirements into intuitive user experiences.
Experience developing backend APIs, services, and scalable application architecture.
Comfort collaborating with product managers, designers, and engineers.
Ability to take ownership of complex technical problems from design through deployment.
Experience with modern frontend frameworks and backend technologies.
Strong understanding of system design, software architecture, and engineering best practices.
Ability to move quickly, solve problems independently, and thrive in a high-performance engineering environment.

Nice To Haves

Experience building AI-native products or LLM-powered applications.
Experience with conversational AI, agentic workflows, or AI-driven analytics.
Experience building data analysis, insights, or business intelligence products.
Experience developing self-service platforms, marketplaces, or participant recruitment systems.
Experience with distributed systems and high-scale backend infrastructure.
Experience building frontend design systems or complex interactive interfaces.
Previous experience at an early-stage or high-growth startup.

Responsibilities

Build and ship AI-native product features across the customer research platform.
Develop conversational AI capabilities that let customers interact with research findings and insights.
Build analysis and insights tools to help businesses understand customer feedback and make decisions.
Develop participant recruitment, incentive management, and self-service research workflows.
Build systems for managing research panels, participant lists, and recruitment at scale.
Improve the product experience, including frontend architecture, UI components, and design systems.
Partner with product and design teams to develop intuitive, customer-facing experiences.
Design and build scalable APIs, backend services, and distributed systems.
Own features end-to-end, from technical design and implementation through deployment and iteration.
Help expand the product roadmap and improve the platform as customer adoption grows.