Top Staff Software Engineer Jobs in NYC, NY

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.

Lead the architecture and implementation of a secure, scalable backend platform for government financial products. Design data pipelines, APIs, and integrations with government registries, employer contribution systems, and institutional banks. Provide technical leadership across engineering teams, mentor senior engineers, partner with Product, Security, Legal, Compliance, and external stakeholders, and ensure backend reliability and performance for high-volume launches.

Leads backend software engineering efforts, coordinates engineers, defines technical tasks, and guides architecture and implementation. Designs scalable, secure, fault-tolerant services; improves engineering processes and standards; evaluates technical trade-offs; and contributes to roadmaps. Provides technical leadership and mentorship, manages cross-functional relationships, owns service performance and availability, participates in on-call support, and represents the company with external partners.

Build and own full‑stack applications for clinicians and researchers: real‑time oversight interfaces, schema-to-API-to-UI features, no-code agent behavior tools, and natural‑language exploration of healthcare data. Ensure high correctness, reliability, and performance for systems handling sensitive patient data while collaborating with designers, clinicians, and customers.

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.

Build and own backend services and APIs supporting retirement money movement, payments, settlements, reconciliation, compliance integrations, payroll, and financial workflows. The role involves shipping reliable production code, debugging incidents, improving observability, partnering with product, compliance, and operations, and mentoring engineers. Candidates should have extensive software engineering experience, financial systems expertise, end-to-end ownership, and Ruby on Rails or comparable backend framework experience.

Staff Backend Engineer responsible for architecting complex backend systems, setting engineering standards, developing data-intensive applications, and scaling GenAI products. The role leads technical roadmaps, cloud infrastructure, testing, observability, and AI coding-tool adoption while mentoring engineers and partnering across engineering, product, and business teams.

Design and develop a next-generation performance and analytics platform for investment management. Responsibilities include software architecture, requirements and design reviews, implementation, AWS-backed cloud-native development, developer automation, scalable applications, analytical data modeling, and query optimization across OLAP and columnar systems. The role requires collaboration, problem-solving, automated testing, clear communication, and balancing short-term delivery with long-term technical strategy.

Lead the architecture, scalability, reliability, performance, and cost efficiency of Cisco’s data platform. Define multi-quarter technical direction for storage, streaming, compute, observability, and performance tooling. Establish standards for schemas, migrations, SLOs, tenancy, retention, and capacity planning; lead major distributed-systems initiatives and production investigations; make technology and cost decisions; and mentor engineers across teams.

Lead end-to-end development of reliable care-agent tooling and software services integrating contact-center platforms with backend systems. Own architecture, performance, security, production operations, and technical direction while partnering with product, care operations, QA, and engineering teams. Translate operational workflows into scalable solutions, mentor engineers, and improve tools using agent feedback, operational metrics, and AI-assisted development practices.

Lead technical vision and strategy for Affirm’s Cards backend engineering organization. Architect scalable and reliable platforms, guide cross-team initiatives, champion AI adoption and engineering excellence, influence technical roadmaps, and mentor engineers through Staff level. The role requires strong architectural expertise, organizational leadership, project management, communication, and cross-functional collaboration.

Lead technical execution and architecture for the Loyalty product. Own roadmap, design distributed services and APIs, ensure reliability/observability, integrate with ZMP and AthenaOS, build and coach engineering teams, and drive cross-team delivery of scalable multi-tenant loyalty capabilities.

Set technical direction for Toast’s Developer Experience platform, including local development, build tooling, shared libraries, testing frameworks, and developer portals. The role combines hands-on software engineering with architecture, cross-team technical leadership, AI-assisted development, developer productivity measurement, mentorship, and roadmap prioritization.

Provide technical leadership for energy and commodities trading and risk systems. Own architecture for trade capture, trade lifecycle, position management, pricing, market data, risk, cashflow, and reporting workflows. Translate business and client needs into system designs and roadmaps, lead cross-language projects, establish engineering standards, and mentor developers. Improve cloud infrastructure, containerized deployment, observability, and performance while collaborating with quantitative developers, product managers, and clients.

Build and own large-scale user segmentation systems, data pipelines, APIs, and dashboard experiences processing billions of users. Lead architecture, performance, reliability, cost optimization, and product ownership while partnering cross-functionally. Mentor engineers, drive technical initiatives, improve operational practices, and evaluate new technologies. The role focuses on high-throughput backend or full-stack systems using data-driven architectures and customer-focused product development.

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.

Provides technical and architectural leadership for Ro’s patient-facing healthcare platform. Designs scalable backend systems supporting intake, prescriptions, commerce, subscriptions, renewals, and growth experiences. Partners with product, engineering, clinical, growth, design, and data teams to translate patient and business needs into technical strategy, improve system foundations, and drive patient outcomes and revenue. Requires strong systems design, backend engineering, product judgment, and experience leading complex consumer-facing platforms.

Build and operate scalable data infrastructure for personalized recommendations and music discovery. Responsibilities include streaming and batch pipelines, feature computation and serving, event logging, workflow orchestration, observability, data quality, and infrastructure as code across AWS and Snowflake. The role owns architecture and reliability, partners with ML, data, and product teams, leads technical design, and mentors engineers.

Lead architecture, development, reliability, and improvement of foundational data platforms covering storage, streaming, caching, indexing, and warehousing. Collaborate with cross-functional stakeholders, deliver platform features, improve engineering practices and tooling, present technical guidance, and mentor engineers. The role requires extensive distributed systems, cloud, database, containerization, deployment, and large-scale data platform experience, with emphasis on technical leadership and organizational collaboration.

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.

Staff Software Engineer responsible for architecting and building scalable full-stack solutions for a construction management platform. The role develops React and TypeScript interfaces, Node.js backend services, and PostgreSQL data solutions; contributes to system architecture, integrations, code quality, and technical decision-making. The engineer mentors teammates, leads cross-functional projects, collaborates with product and design, participates in agile processes, and maintains a customer-first focus.

Build data lifecycle infrastructure for collecting, retaining, redacting, and deleting sensitive customer data. Responsibilities include PII and PHI detection, configurable retention policies, reliable deletion workflows, self-service APIs, LLM-backed anomaly detection, multimodal redaction, monitoring, auditability, and fault-tolerant systems at scale.

Lead technical vision and architecture for Card Tech while remaining hands-on as a player-coach. Design scalable, secure systems; modernize monoliths into microservices and event-driven platforms; establish API and engineering standards; mentor engineers; evaluate AI-generated code; and drive cross-divisional technical initiatives. The role requires expertise in cloud computing, data architecture, distributed systems, enterprise architecture, software development, and strategic use of agentic AI tools.

Lead the architecture and delivery of large, ambiguous money-movement initiatives for Stripe Link. Build scalable backend services and consumer-facing experiences across the stack, guide engineers through complex projects, collaborate cross-functionally, and ensure reliability, security, compliance, and maintainability. Shape the long-term technical roadmap while mentoring engineers and raising engineering standards.

Lead architecture and engineering for a new Provider Onboarding team. Build scalable, database-backed systems and custom tools supporting pricing, payments, client panels, and forms. Establish engineering practices, mentor senior engineers, guide cross-functional delivery, and oversee the full software development lifecycle from planning through post-launch maintenance. The role requires healthcare systems experience and ownership of complex, reliable products.