Top Software Engineer Jobs in NYC, NY

Leads enterprise adoption of agentic AI-enabled engineering practices, establishing governance, security, auditability, and human oversight. Designs scalable software frameworks, writes secure production code, reviews and debugs systems, and shapes AI-enabled architecture across Consumer and Community Banking. Partners with product and engineering leaders on roadmaps, advises cross-functional teams, and drives automation across development, testing, releases, incident triage, and root-cause analysis.

Design, architect, build, and deliver core identity and access management services for MongoDB Atlas. Lead complex technical projects from specification through delivery, improve engineering practices and code quality, define priorities, and mentor team members. The role focuses on authentication, authorization, backend systems, and secure customer-facing IAM features while supporting FedRAMP requirements.

Design and build scalable media platform systems for uploading, processing, managing, and serving image, video, and audio assets. Own complex backend projects, develop reliable distributed systems and REST APIs, integrate cloud services and GenAI technologies, collaborate across engineering teams, mentor teammates, and participate in production on-call rotations.

Lead architecture and implementation of complex full-stack features for a live-events platform. Drive scalable, reliable, and high-performing systems; contribute across frontend, backend, databases, and infrastructure; build data-driven tools; mentor engineers; and collaborate on technical decisions and product experimentation.

Lead the design and delivery of next-generation frontend technology at Datadog. Responsibilities include coaching engineers, leading major product and website redesigns, owning core customer experiences, coordinating cross-team technical initiatives, and developing high-complexity, high-performance interactive browser applications. The role requires strong UI/UX judgment, experimentation expertise, architectural leadership, and deep React experience.

Build full-stack, low-latency trading and pricing tools for options traders. Collaborate with traders, researchers, and business stakeholders to design intuitive frontends and scalable backend services, prototype and productionize distributed systems, and expand trading capabilities globally while improving performance, stability, and usability.

Build and own frontend features for Squarespaces Identity & Access Management systems. Design elegant user experiences for sign-in, sign-up, MFA, passkeys, OAuth/OIDC flows, and integrate with backend identity services while contributing to frontend architecture, testing, and developer experience.

Own frontend product development for business software, including design-system and frontend architecture evolution, user experience improvements, feature delivery, and development workflow enhancements. Collaborate with product, operations, and nontechnical partners while owning projects from problem definition through delivery. Build dashboards, portals, and user-facing applications using React and JavaScript or TypeScript.

Build and ship backend systems and AI-powered product features for healthcare software. Own the full product lifecycle from identifying customer problems and defining requirements through implementation, user-experience decisions, and production release. Collaborate directly with technical leadership and customers, scale production systems, and use AI development tools while maintaining responsibility for software quality.

Build and own the technical roadmap: design AI-first interfaces and APIs, architect scalable ETL pipelines, develop data models for ML features, ship autonomous B2B workflows (PO generation, vendor sync, schedule optimizations), and establish engineering standards, CI/CD, and mentoring.

Build and design MongoDB Atlas features and distributed backend systems. Lead complex technical projects, collaborate with product, design, customers, and support engineers, resolve production issues, improve engineering practices, and mentor teammates. The role focuses on foundational orchestration and control-plane infrastructure that operates MongoDB clusters reliably across cloud environments.

Develop and optimize core VillageSQL database features using C and C++. Responsibilities include designing the extension framework, improving performance, ensuring security and stability, troubleshooting complex issues, participating in code reviews, shaping technical priorities, and contributing to the open-source community. The role requires expertise in database architecture and high-performance systems, with collaboration across the founding team and open-source contributors.

Develop and evolve VillageSQL Cloud, a managed database service built on MySQL. Responsibilities include implementing scalable and reliable database features with Go and Kubernetes, designing distributed systems, collaborating on technical strategy, contributing to open source, maintaining service security, participating in code reviews, and troubleshooting complex issues.

Join as an early founding full-stack engineer to architect, build, and deploy a scalable platform serving AI-driven voice applications. You will own frontend and backend development, design infrastructure with the CTO, and deliver reliable production systems for enterprise customers.

As a Software Engineer on the Compute team, you will build and optimize systems for data processing, SQL querying, and improve the performance of code execution. You will tackle complex engineering challenges spanning backend data systems to frontend applications, ensuring efficiency and usability.

Build and scale consumer finance web and mobile features end-to-end using React/React Native and Java services on Google Cloud. Improve performance, design GraphQL/REST APIs, optimize SQL schemas, integrate third-party services, implement risk and transaction algorithms, automate testing and CI/CD, and enhance internal tools to support millions of users.

Design, build, and evolve highly available backend platforms powering Uber One across UberEats and UberX. Architect scalable microservices and APIs, lead technical strategy, resolve complex system-design challenges, and drive projects from inception through global deployment. Collaborate with engineers, product managers, data scientists, designers, and stakeholders while establishing standards for testing, monitoring, alerting, incident management, and technical excellence.

As a Senior Software Engineer, you'll develop customer-facing features, ensuring user experiences are intuitive and polished, while collaborating closely with product and design teams.

Design, develop, integrate, test, and productize perception software for autonomous driving systems. Responsibilities include implementing robust and reusable software components, deploying deep neural network models to embedded real-time platforms, developing verification plans, debugging systems, maintaining documentation, and analyzing real or synthetic benchmark data. The role requires close collaboration with perception engineers and researchers throughout the software development lifecycle.

Design, build, test, and maintain large-scale data-intensive applications and AI-driven data products within Lazard’s AI and Data Team. Collaborate with investment bankers and portfolio managers throughout the software development lifecycle, using cloud technologies, databases, DevOps practices, containerized workloads, and emerging AI capabilities such as LLMs, agentic workflows, autonomous systems, and MCP development.

Develop and improve MongoDB’s distributed database networking and observability components. Responsibilities include writing production-level C++ code, enhancing performance, availability, scalability, and resource efficiency, integrating observability frameworks, leading medium-sized projects, collaborating across the product lifecycle, and participating in code reviews and technical design. The role requires strong software architecture fundamentals and an interest in networking, observability, and computer systems internals.

Build and operate production software, APIs, tooling, and automation for large-scale GPU, bare-metal, and HPC infrastructure. Responsibilities include provisioning, configuration, monitoring, lifecycle management, observability, hardware integration, reliability improvements, and infrastructure capacity deployment. The role partners with networking, data center, platform, and infrastructure teams to design scalable systems and define technical direction.

Lead the rollout and ongoing ownership of Go as a first-class backend platform at production scale. Build reliable, scalable service patterns, developer tooling, golden paths, and guardrails; improve CI, deployments, observability, and developer workflows; and deliver a Go platform v1 that enables production teams to operate services at scale within 90 days.

Design, build, and maintain high-throughput, low-latency backend APIs and microservices for flight search, booking, payments. Own features end-to-end, ensure resiliency with testing and observability, collaborate with cross-functional partners, and modernize cloud-native systems at scale.

Lead a team of software developers and oversee diverse technology projects involving distributed microservices and full-stack systems. Build robust cloud-based solutions using Java, JavaScript, TypeScript, SQL, AWS, Docker, Kubernetes, and databases. Collaborate with product managers, address regulatory needs, mentor engineers, and promote modern engineering practices and emerging technologies.