Top Staff Software Engineer Jobs in NYC, NY

The Staff Software Engineer will lead architectural design and delivery of critical systems, ensuring performance and efficiency at scale, while mentoring others in the engineering community.

As a Senior Software Engineer, you'll scale the Scale Generative AI Platform, owning product areas, working across multiple tech stacks, and solving engineering challenges.

Lead the development of scalable frontend components, define technical direction, and optimize processes for engineering teams while embracing AI tools.

As a Staff Software Engineer, you will design and enhance secure identity, privacy-first systems, and manage customer data flows while collaborating with cross-functional teams to ensure compliance and security protocols are maintained.

Lead full‑stack development of AI infrastructure prototypes and production systems. Build backend Python services, integrate front-end apps with APIs, AD and OAuth, deploy serverless cloud solutions (AWS/Azure/GCP), write automated tests and documentation, and collaborate across teams to deliver generative-AI agents using foundation model APIs and agent frameworks.

The Staff Software Engineer will own user-facing product areas, lead initiatives across frontend and backend, and mentor team members to enhance product quality and engineering standards.

You will own frontend systems, lead initiatives in UX and performance, uphold standards, and mentor engineers to enhance quality.

Lead design and implementation of LLM observability features: prototype and scale product capabilities for tracing, evaluating, and debugging generative AI systems. Work cross-functionally to influence architecture, mentor engineers, prioritize customer pain points, and drive product and engineering decisions for reliable, high-performance AI observability.

Lead design and execution of scalable log ingestion, search, and query systems. Partner with product and customers to define features, prototype AI-powered capabilities, optimize pipeline performance, and mentor engineers to grow a high-performing team.

Lead the technical evolution of the Incentive Offers platform by architecting scalable services and mentoring engineers while solving complex technical challenges.

As a Staff Software Engineer at Addition Wealth, you will architect systems, lead product development, and improve user experiences using modern technologies.

In this role, you'll architect and manage distributed database systems, oversee complex migrations, optimize performance, and mentor engineers, driving operational excellence.

The Staff Software Engineer will architect and build solutions for Gusto's product suite, mentor engineers, and collaborate with cross-functional teams to enhance customer experiences.

The Staff Software Engineer will design, build, and maintain Gusto's payments and risk platforms, mentor engineers, and collaborate on complex problems, ensuring scalable and efficient solutions for users.

As a Staff Software Engineer, you'll design and build backend services for Zocdoc's search platform, optimizing performance and scalability while integrating machine learning models into the infrastructure. You'll mentor engineers and drive architectural standards.

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 build Gusto's AI assistant (Gus) and platform experiences end-to-end. Architect and implement scalable AI-native web experiences, create self-serve patterns for teams, collaborate with ML/product on prompts and escalation flows, run experiments, mentor engineers, and help scale a large Ruby on Rails and React application serving millions of users.

The Staff Software Engineer will address technical challenges, lead teams, design solutions, and collaborate with various stakeholders to enhance fund management software.

As a Staff Software Engineer, you'll design and operate scalable backend services, collaborate across teams, and ensure high system availability.

The Staff Engineer will manage software engineering projects, oversee junior developers, and collaborate across teams to improve processes while driving compliance and security initiatives.

As a Staff Software Engineer in Billing, you will design scalable billing systems, lead projects, and ensure data integrity while collaborating with various teams.

The Staff Backend Engineer will lead technical direction across backend systems, write production code, improve scalability, and mentor engineers.

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.

The Staff Software Engineer will architect and code backend services and ML models, integrate systems, ensure quality, and mentor engineers in the AI & Strategy Engineering team.

The Senior Staff Software Engineer will lead major projects, drive architectural innovation, interface with customers for solutions, and mentor engineers. Experience in software engineering and a strong grasp of AI, cloud scale, and evolving technologies is essential.