Top Senior Backend Engineer Jobs in NYC, NY

Design, build, and maintain scalable backend services for patient care workflows, ensuring high performance and collaborating with multiple teams.

The Senior Backend Software Engineer will build AI-driven products using Node.js, collaborating with various teams to ensure high-quality code and feature ownership.

Design, build, and scale backend infrastructure and services for a high-performance SaaS platform. Drive architecture decisions, improve DevOps and CI/CD automation, provide post-release support and post-mortems, and recommend tools and practices to enhance observability, reliability, and scalability.

As a Senior Backend Engineer, you will lead technical projects, create secure code, review designs, and mentor other engineers while developing APIs and improving delivery processes.

The Senior Backend Engineer will maintain a PHP-based payment platform, migrate to Rust, troubleshoot production systems, and contribute to code quality and deployment cycles.

Senior Backend Engineer responsible for building and scaling backend systems to enhance the WeightWatchers member experience, ensuring performance and reliability. Responsibilities include developing APIs, improving data management, achieving operational excellence, and mentoring junior engineers.

As Principal Engineer, you will lead the development of the BrandVNO platform, enhancing SDK for innovative telecom solutions and ensuring system scalability.

Design, build, and operate backend services focusing on performance, scalability, reliability, and observability. Diagnose production issues, optimize data models and APIs, contribute to architecture and operational strategy, and collaborate across product, frontend, and DevOps to deliver mission-critical systems.

Design and build scalable backend services (primarily Kotlin + Spring Boot) for dv01s data analytics platform. Architect data-driven products, optimize performance and maintainability, write tests, collaborate with product, design, data engineering and frontend teams, and work with large loan datasets to deliver customer-facing APIs and analytics.

The Senior Software Engineer will design and maintain backend services and APIs for healthcare data analytics. Responsibilities include system ownership, leveraging AI tools, and collaborating with Product and Engineering teams to optimize system performance and reliability.

Design and implement scalable backend systems for advisor payments, ensuring accuracy and performance, while collaborating with product teams to enhance user experience.

Develop innovative payment solutions in the cryptocurrency ecosystem. Build scalable backend services using Golang, and collaborate cross-functionally to enhance customer experiences.

As a Senior Software Engineer at Coinbase, you will build scalable backend services using Golang, mentor junior developers, and collaborate with teams to enhance financial operations.

Design, build, and deploy frontend and backend services for video and audio tools, working with emerging web standards and technologies. Collaborate closely with design and product teams to enhance user experience.

Design, develop, and maintain robust back-end systems and APIs for web and mobile applications while collaborating with cross-functional teams to ensure performance and security.

As a Senior Backend Engineer, you'll develop and architect features for user identity and subscription management, ensuring scalable access and reliability across platforms while mentoring team members.

As a Senior Backend Engineer for Kentik's Network Data Team, you will enhance network observability services, collaborate across teams, and solve complex engineering challenges using high-performance software built in Go.

Build and maintain backend services, APIs, and data models powering Pulley's core equity platform. Own end-to-end delivery of complex features, work on persistence layer (schema, migrations, data integrity), and drive performance and reliability improvements. Collaborate with product, design, and frontend teams and mentor junior engineers to deliver scalable, maintainable systems.

Design, enhance, and scale the ClickPipes data onboarding platform while improving infrastructure, deployment pipelines, and operational processes in a cloud environment.

Develop new features for fantasy games, maintain operations, build APIs, improve code quality, and collaborate with cross-functional teams.

We are looking for a Senior Backend Developer to lead a greenfield project involving ML and NLP, manage multiple projects, and mentor junior team members while developing backend functionality.

As a Senior Backend Engineer, you will design and maintain backend APIs, integrate blockchain transactions, and mentor engineers for a loyalty and payments platform.

As a Senior Backend Engineer, you will design and maintain APIs, collaborate cross-functionally, uphold engineering best practices, and mentor other engineers.

As a Senior Backend Engineer, you'll architect and scale backend systems focusing on performance and reliability for an AI-driven research platform.

As a Senior Backend Engineer at Eight Sleep, you will develop and maintain back-end services and improve data processing, supporting critical business logic in distributed systems.