Top Staff Software Engineer Jobs in NYC, NY

Build and ship end-to-end full-stack features across frontend, backend, APIs, databases, and cloud infrastructure. Develop AI-powered capabilities, integrate external services, optimize performance, write unit and integration tests, conduct code reviews, mentor junior engineers, and participate in production support. Collaborate with product, design, and engineering partners to define requirements, make architectural decisions, and deliver reliable, accessible user experiences.

Lead architecture and implementation of Zocdoc's interoperability platform integrating 170+ EHRs. Drive a rearchitecture for real-time, fail-fast syncs, design abstractions/APIs for other teams, ship production code, mentor engineers, and influence product and technical strategy to improve reliability, scalability, and developer productivity across the integration stack.

As a Staff Software Engineer, you will lead technical strategy for the Cash App Banking team, collaborate on solutions, mentor engineers, and focus on robust, scalable systems for consumer banking needs.

Own and lead Coinbase’s developer infrastructure platforms, including CI, build systems, and deployment orchestration. Set technical direction for complex cross-team initiatives, improve build and deployment performance, manage reliability and observability, and drive platform migrations and adoption. Partner with engineering leaders, operate production systems, mentor engineers, and deliver scalable tools used across the organization.

Define the technical vision and multi-quarter strategy for Coinbase’s FinHub financial infrastructure. Architect scalable ledger and money-movement primitives across fiat and crypto, ensuring double-entry accounting, idempotency, reconciliation, auditability, reliability, and safe failure recovery. Lead complex cross-team architectural initiatives, collaborate with finance, risk, compliance, and operations stakeholders, and mentor senior engineers while improving system design and operational excellence.

Define architecture and metrics for autonomous driving evaluation, lead cross-functional integration across autonomy and simulation teams, develop statistical and machine learning methods, analyze large-scale time-series data, manage evaluation KPIs and release gates, and communicate safety and readiness insights through dashboards and stakeholder presentations.

Responsible for building and maintaining infrastructure for a child care business platform, focusing on scalability, security, and developer tools. Collaborates to enhance deployment, optimize build processes, and maintain logging and monitoring systems.

The Staff Software Engineer will lead technical discussions, drive complex feature implementation, mentor team members, and innovate using new technologies.

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.

Lead full‑stack development for Gusto's Time and Scheduling product: design, build, test, and iterate frontend and backend systems. Mentor engineers, own multi‑quarter projects, address large‑scale refactors, performance and reliability, and collaborate with product, design, data, and platform teams to deliver customer‑focused features.

Lead and contribute to the Flights platform by designing and building scalable, high-performance Java/Spring Boot services on cloud infrastructure, driving end-to-end features, mentoring engineers, improving reliability and developer experience, and collaborating with product and design to deliver business impact.

Architect and deliver distributed backend systems and infrastructure supporting customer service and KYC compliance workflows. Set technical direction, define roadmaps, lead end-to-end project delivery, mentor engineers, and build reliable high-scale services using Go, gRPC, TypeScript, React, cloud infrastructure, and DevOps tooling. Partner across teams and time zones to improve platform capabilities, workflow efficiency, cost, quality, customer satisfaction, and compliance outcomes.

Design, build, and maintain Stellar Core, the distributed system powering the Stellar blockchain. Responsibilities include developing scalable network components, improving peer-to-peer and processing performance, strengthening resilience and decentralization, investigating bottlenecks, authoring protocol specifications, and contributing to architecture, code reviews, and open-source engineering practices.

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.

As a Staff Software Engineer, you'll design, build, and test Gusto's core platform services, mentor engineers, and collaborate with various teams to solve complex engineering problems.

Lead design and evolution of Hex's graph-based compute execution architecture. Optimize parallel execution, caching, and remote warehouse interactions. Instrument and diagnose performance, author technical proposals, mentor engineers, and roadmap long-term platform designs while remaining hands-on in backend code.

Staff Software Engineer leading insurance and cost-transparency features for a healthcare marketplace. Responsibilities include technical leadership, system design, roadmap ownership, hands-on development with C#, React, and AWS, mentoring engineers, improving engineering practices, collaborating cross-functionally, and delivering scalable, highly available products. The role requires strong product judgment, distributed backend systems expertise, developer productivity improvements, and experience working with third-party vendors and data providers.

Build and launch high-impact consumer product features, scale and improve reliability of high-traffic services, diagnose production issues, and influence product and technical direction. The role requires high ownership, independent project delivery, pragmatic architecture decisions, cross-functional communication, and hands-on work across a modern full-stack environment, including mobile, web, backend, cloud infrastructure, and observability.

Build and ship full-stack legal technology features, production APIs, secure client portals, case management systems, and AI-powered document workflows. Own architecture through production deployment, contribute to PostgreSQL database design, and manage cloud services, preferably on GCP. The role requires autonomous ownership, measurable business impact, and extensive use of AI coding tools.

Design and implement server-side logic and RESTful APIs, manage MongoDB and Redis databases, ensure security and performance, contribute to system design and architecture, review code and scope deliverables, collaborate with Product and Client Success, and maintain documentation.

Design, build, and operate Go-based distributed services for GPU data center infrastructure. Develop automation for hardware discovery, lifecycle management, health monitoring, remediation, BMC and firmware workflows, observability, and fleet-scale operations. Lead architecture and incident-driven reliability improvements while collaborating across infrastructure, hardware, and operations teams. Provide technical leadership through design reviews, mentorship, and strategic engineering guidance.

Lead architecture and delivery of complex web and mobile product initiatives. Build React and React Native applications, scalable components, APIs, data models, and shared libraries. Establish engineering standards, improve testing, performance, security, and reliability, and optimize database queries. Mentor engineers, guide technical decisions, and partner with leadership and stakeholders to shape the product roadmap. This is a fully remote role supporting veterinary clinic operations and supply-chain workflows.

Staff Software Engineer responsible for architecting and evolving billing, payment, and order systems supporting Squarespace’s monetization platform. The role provides technical leadership across high-visibility initiatives, translates system vision into project plans, leads cross-functional engineering efforts, mentors engineers, drives engineering best practices, and contributes code to critical backend services. Candidates need extensive experience with complex distributed systems, Java and related technologies, architecture decisions, and large-scale billing, ordering, or payment platforms.

Design, build, test, and launch reliable, scalable business insurance products and AI-powered customer experiences. Partner with product, design, and cross-functional teams to iterate using feedback and metrics. Lead multi-quarter projects from scoping through delivery, communicate technical tradeoffs, and mentor engineers through pairing, code review, and knowledge sharing.