Top Engineering Jobs in New York City, NY

Design, build, and maintain Gusto’s financial data and payment systems, including ledgers, subledgers, reconciliation, reporting, payment profiles, bank verification, and payment infrastructure. Lead variance investigations, make architectural decisions, scale Ruby/Rails and TypeScript/React applications, collaborate cross-functionally, and mentor engineers while ensuring correctness, auditability, and fault tolerance.

Own full-stack HR Experience features from technical design through deployment and monitoring. Build maintainable frontend, backend, and data-layer solutions; participate in code reviews, planning, reliability improvements, on-call response, and incident management. Partner with product and design, mentor less-tenured engineers, and independently deliver projects with minimal oversight.

Lead organization-wide technical initiatives for Gusto’s API and AI agent platform. Design reliable, scalable API contracts and agent-facing tools, write clean Ruby on Rails code, mentor engineers, improve reliability and observability, engage developer customers, and troubleshoot production issues.

Build and operate AWS cloud infrastructure using Terraform/OpenTofu and Spacelift. Lead multi-account architecture migrations, develop reusable infrastructure modules, improve reliability and disaster recovery, support compliance, troubleshoot cloud environments, and automate recurring issues. Partner with engineering teams, strengthen observability and incident response, and participate in an internal infrastructure support on-call rotation. The role also drives multi-quarter platform initiatives with significant autonomy.

Build and own backend services and APIs supporting money movement, payments, settlements, reconciliation, payroll integrations, retirement workflows, and financial compliance. Ship reliable production code, debug incidents, improve observability and operational tooling, and collaborate with product, compliance, operations, and engineering teams. Mentor engineers and ensure systems handling customer funds are correct, scalable, and well tested.

Architect and build native iOS and Android financial products using SwiftUI, Jetpack Compose, and GraphQL. Lead mobile architecture, infrastructure, testing, release pipelines, and multi-quarter initiatives while applying AI workflows. Collaborate cross-functionally in a regulated banking environment, resolve ambiguous technical problems, maintain performance and security, and mentor engineers across both platforms.

Architect and develop scalable full-stack benefits platforms, including customer-facing web applications, shared services, benefits workflows, and AI-driven interfaces. The role involves frontend and backend development, system scalability, observability, CI/CD, personalization, and recommendation capabilities. The engineer will mentor colleagues, establish AI-native development practices, influence technical roadmaps, and partner with Marketing, Sales, Operations, and leadership to deliver reliable benefits shopping experiences.

Design, build, test, and operate Gusto core customer-facing products across frontend and backend. Own multi-quarter projects, scale Ruby/Rails and JavaScript/React systems, mentor engineers, collaborate with product, data, design, and platform teams, and iterate on features that deliver measurable customer impact.

Design, build, and maintain scalable Salesforce Apex solutions supporting Sales and Customer Experience teams. Use AI coding assistants throughout development, apply Salesforce architecture and release-management practices, deploy with sf CLI, and build reliable production systems at scale. Improve deployed features, measure impact, document code, and contribute beyond Salesforce when needed. Translate ambiguous requirements into scalable technical solutions and business value.

The Principal Engineer will lead technical direction across multiple teams, design architecture for financial systems, mentor engineers, and drive multi-year transformations in the Money Group.