Top Staff Software Engineer Jobs in NYC, NY

Design, build, and own high-throughput backend and infrastructure services for a healthcare AI agent platform. Ensure reliability, graceful degradation, observability, performance, and secure handling of sensitive patient data. Drive architecture and operate services end-to-end in production.

As a Staff Software Engineer for Cash App Banking, you will lead technical strategies, influence architecture decisions, and mentor engineers to enhance consumer banking features.

Lead technical due diligence for M&A and investments by evaluating product architecture, standing up proofs-of-concept, assessing risks and integration paths, and advising senior leadership. Partner with Product, Engineering, and Security to test candidate startups, recommend roadmaps, and help carry integrations through to completion.

Own the technical direction of Robinhood’s Developer Infrastructure organization, including Bazel monorepo builds, remote execution, CI/CD, test environments, backend and mobile platforms, and developer tooling. Lead organization-wide technical strategy, integrate AI and agentic systems into the software development lifecycle, scale infrastructure reliability, and unify multiple engineering teams around a long-term vision.

Design, build, and operate high-throughput Rust backend services for financial transactions, compliance, custody, stablecoins, and blockchain infrastructure. Own features end to end, integrate with banks, payment processors, blockchains, and compliance vendors, and improve observability, security, incident response, and API quality. Staff engineers additionally set technical direction, make cross-team architecture decisions, and mentor engineers.

Own the design, development, and automation of Coinbase’s routing infrastructure connecting services to Kubernetes backends. Build scalable capabilities using Envoy, Istio, Ambient Mesh, and SPIFFE; improve routing latency, reliability, and performance; enhance developer tooling with responsible AI; and collaborate with security, reliability, and observability teams to resolve complex distributed-systems issues.

Lead technical direction and architecture for healthcare payments platforms, including backend systems, event-driven infrastructure, payment integrations, reconciliation, ledgers, and AI-powered experiences. Design and build critical systems, improve scalability and reliability, mentor engineers, guide cross-team initiatives, and partner with product and leadership. The role also emphasizes developer experience, observability, CI/CD, technical documentation, and pragmatic technology evaluation.

The Senior Staff Software Engineer leads large-scale systems design, optimizes performance and reliability, mentors engineers, and influences engineering culture at Datadog.

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.

The Lead Software Engineer will design, develop, and maintain large-scale systems and features, mentor teams, and ensure high code quality while collaborating cross-functionally.

As a Staff Software Engineer, you will lead the design and development of core systems for Confido, focusing on scalable infrastructure for financial data processing and deep technical ownership in product initiatives.

The Staff Software Engineer will design and implement the backend architecture for Marimo's molab, focusing on high availability, low latency, and system stability, while utilizing CoreWeave's infrastructure.

As a Staff Software Engineer at Nourish, you'll design, build, and ship products, collaborate with teams, improve processes, and maintain code quality while overseeing major parts of the codebase.

As a Staff Software Engineer, you will enhance the core software platform for leasing, develop features, propose architectural improvements, and drive engineering best practices.

Designs and scales secure backend services, APIs, payment workflows, and financial tools for contractors. Responsibilities include system architecture, integrations, software lifecycle ownership, testing, deployment, observability, incident response, and operational excellence. The role collaborates with Product, Design, Finance, Risk, and Operations while mentoring engineers and promoting scalable, maintainable, reliable systems.

Lead the technical direction and architecture of the Foundations platform team, owning authentication, authorization, SSO, secrets management, tenancy, and core platform services. Design APIs, drive services through launch, make technical decisions, establish engineering standards, and mentor engineers without formal management authority. Partner with engineering and product leaders to align execution with priorities.

Build and own the architecture for Dune’s curated data lifecycle, including dependency-aware orchestration, backfills, schema evolution, retries, recovery, data quality, and alerting. The role combines backend software engineering with large-scale data systems work across Go, Kotlin, Rust, Python, and SQL. Responsibilities include designing ingestion and curation contracts, making architecture decisions, solving ambiguous problems, and leading work that other engineers can execute.

Design, build, and operate distributed, real-time advertising and fan-engagement systems across the full stack. Lead architecture, implement end-to-end features, improve scalability, reliability, testing and release strategies, and mentor engineering teams. Integrate APIs, databases, messaging/streaming, real-time model inference, and on-site hardware while supporting production deployments and operational excellence.

Design and implement high-performance, scalable core query and mining engine features for large-scale data processing. Identify and solve performance and scalability bottlenecks, create novel query optimization and transaction management algorithms, develop parallel/vectorized execution, mentor engineers, and ship production-ready features in a multi-cloud environment.

Design, build, deploy, and support scalable Java microservices on AWS. Provide technical leadership, architectural direction, code reviews, troubleshooting, proof-of-concept development, and cross-functional collaboration. Work with high-throughput data, messaging systems, distributed architectures, observability, and AI-assisted development tools. Participate in on-call support, mentor engineers, lead architectural initiatives, and deliver reliable SaaS platform features.

Own technical strategy and architectural decisions across multiple engineering squads. Design scalable distributed systems, APIs, data models, and cloud-native platforms while building shared systems that improve delivery. Partner with product and engineering leadership, resolve ambiguous technical challenges, establish AI-assisted development practices, and mentor engineers through design reviews and cross-team collaboration. The role requires full-stack expertise and strong influence, communication, and technical leadership in a high-stakes B2B SaaS environment.

Lead the technical direction of Samsara’s shared geospatial platform. Build scalable data ingestion and processing pipelines, map data models, spatial services, routing and map-matching foundations, and reusable APIs. Scale storage, queries, and computation for real-time products, consolidate fragmented geospatial solutions, develop customer self-service capabilities, and provide mentorship through code reviews and design leadership. Collaborate across teams and represent Samsara in the mapping and geospatial community.

Lead the technical direction of Zocdoc’s patient acquisition platform, building scalable APIs, microservices, AWS infrastructure, and React experiences. Improve SEO, page speed, system reliability, and patient-facing data access. Collaborate with Product, Design, and Marketing, integrate third-party data and Contentful, apply LLM technology, promote engineering excellence, mentor engineers, and drive AI-focused innovation across distributed teams.

The Staff Software Engineer will lead architectural design and delivery, focusing on performance and efficiency of systems at scale.

As a Staff Software Engineer, you will direct the architecture of observability pipelines, build scalable log management systems, and enhance performance in customer-managed environments.