Software Engineer (Backend) United States Jobs (Hybrid work)

Principal Software Engineer – Backend role at Microsoft Security in Redmond, WA. Design and implement high-quality, maintainable code for Microsoft Defender for Office, integrating AI capabilities and GPU utilization. Requires 6+ years in C, C++, C#, Java, or Python with a Bachelor’s in CS. Join ...

Join Microsoft 365 RDX as a Software Engineer II (Backend) in Redmond, WA. Design and build the global Office Click-to-Run deployment platform using C++ and C#. You'll develop distributed systems and backend APIs for reliable updates across millions of devices. Ideal for engineers with 2+ years e...

Senior Software Engineer, Backend – Build and operate the large-scale, low-latency distributed systems powering Microsoft Advertising in Redmond, WA. You will write high-performance C++ code, own services end-to-end, and drive reliability on the critical revenue path. Requires 4+ years of enginee...

Senior Software Engineer (Backend) role in Redmond, WA. Design and maintain backend services using Ruby on Rails and Java (Dropwizard) for Viva Engage, driving AI and copilot adoption. Requires a Bachelor's in CS and 4+ years coding in C, C++, C#, Java, JavaScript, or Python. Own services end-to-...

Join Hover as a Senior Software Engineer, Mobile Backend in San Francisco or New York. Design and build scalable, reliable backend services and APIs using Ruby on Rails for our core mobile platform. We seek a full-stack engineer with 5-8+ years of experience, strong cloud and database skills, and...

Join our Philadelphia team as a Senior Backend Engineer. Design and build scalable data pipelines and services in Python 3.10+ with FastAPI and AWS. Leverage AI coding agents daily while ensuring robust data integrity and system architecture. Enjoy competitive compensation, comprehensive benefits...

Join Roku's APS team in San Jose as a Senior Backend Engineer. Design and operate large-scale, distributed cloud services on AWS/GCP for millions of devices. Leverage 10+ years of Java and Kubernetes expertise to drive architecture and mentor engineers. Enjoy comprehensive benefits including heal...

Join Uber's Customer Obsession team as a Senior Backend Engineer specializing in GenAI. You will build and scale a global, AI-powered customer engagement platform handling millions of real-time interactions. This role requires expertise in distributed systems (Kafka, cloud platforms) and language...

Join Microsoft Security in Redmond as a Senior Backend Software Engineer. Design and build foundational platform services for data access, ML inference, and agent orchestration within the Microsoft Defender ecosystem. We seek a candidate with 4+ years of experience coding in C, C++, C#, Java, Jav...

Join Microsoft Security in Redmond as a Principal/Senior Backend Engineer. Design and develop a scalable enterprise platform for critical security services and Copilot experiences. Leverage 8+ years of coding expertise in C#, Java, Python, or similar to mentor teams and drive technical excellence...