Top Senior Full-Stack Engineer Jobs in NYC, NY

The Senior Full-Stack Engineer will develop web applications using modern frameworks, create endpoints, maintain code quality, and collaborate on features through the complete lifecycle.

As a Senior Full Stack Engineer, you will design and develop scalable APIs, integrate financial data, and enhance user experience in a collaborative environment.

Develop and maintain full-stack web applications and analytic pipelines to support AI and clinical research. Collaborate with data scientists and researchers to implement ML models, ensure data security and compliance, mentor junior developers, and deploy scalable solutions using cloud, containerization, and version control tools.

The Senior Full Stack Engineer will design and develop features for the platform, maintain code, and collaborate across teams to improve engineering processes.

The Senior Fullstack Engineer will build and manage enterprise authentication systems, improve user session management, ensure security compliance, and support internal API usage across services, while enhancing performance and reliability.

The role involves collaborating with product management and quality assurance teams to design and implement features for web-based investment/trading applications, focusing on building and maintaining high-quality code and APIs, while supporting production environments.

As a Senior Fullstack Engineer, you'll contribute to backend development for Toast's New Ventures team, collaborating on architecture and launching MVPs while addressing unmet operator needs.

Build and scale AI agent platform and tools, prioritize feature development, and manage backend services and integrations with CRMs.

As a Senior Full Stack Engineer, you will lead projects, develop and maintain scalable web applications, and collaborate across teams to enhance user experiences for Bilt members. You must have extensive knowledge of both frontend and backend technologies.

Design and build scalable features for MongoDB's Internal Developer Portal using Backstage. Collaborate with teams to enhance developer workflows and internal tools.

The Senior Full-Stack Engineer will build and maintain scalable backend services and frontend applications while collaborating with teams to deliver high-quality solutions in AI-driven health and wellness.

As a Full Stack Engineer, you will collaborate on product development, architect and deploy features, manage the codebase, and provide mentorship for team growth.

The Senior Fullstack Engineer will lead projects, mentor teammates, and contribute to improving the product and infrastructure while collaborating with product teams to enhance customer-facing features.

As a Senior Full-Stack Developer, you'll build user interfaces and cloud-native backends, collaborate with analytics teams, and enhance data-driven products.

The Senior Lead Software Engineer will lead technology projects, mentor developers, and deliver cloud-based solutions to meet financial needs through innovative software engineering.

The Software Engineer will architect and build front-end experiences, collaborating with experts to design solutions and ensuring high-performance user interfaces.

Develop end-to-end product features, lead projects, shape technical systems, and mentor teammates while collaborating with cross-functional teams.

As a Senior Software Engineer at Braze, you'll design and implement scalable product components using TypeScript and JavaScript, collaborating with cross-functional teams. You'll influence product strategy while ensuring customer success through robust software engineering practices.

Lead engineering efforts at Headway, designing software architecture, mentoring teams, and shaping technical requirements to build a mental health care platform.

Responsible for scaling the consumer finance platform, improving API performance, integrating with third-party APIs, and enhancing user experience for millions of users.

The Senior Full Stack Engineer will develop scalable applications, manage both front-end and back-end tasks, and enhance platform engineering practices. Responsibilities include API development, database design, and technical documentation.

The role involves designing and developing microservices using .NET and ReactJS, deploying applications on Azure, and utilizing AI coding assistants for software development.

As a Senior Fullstack Engineer, you will build and scale an AI-driven workflow engine, creating user experiences and backend systems.

As a Full Stack Software Engineer, you will build and improve user-facing products, collaborate with cross-functional teams, and design robust APIs.

As a Founding Senior Software Engineer at EliseAI, you will develop both frontend and backend applications, design APIs, and work closely with teams to build features that enhance user experience. The role requires ownership of projects and driving product development with a focus on efficiency and scalability.