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Keywords: Principal Software Engineer (Backend), Location: USA

Page: 6

Principal Software Engineer

, certificates). Solid communication and leadership skills with a track record of cross-team collaboration. Software Engineering IC5... and implement scalable backend services with solid reliability and performance guarantees. - Deploy algorithms and ML/DL models...

Company: Microsoft
Location: Redmond, WA
Posted Date: 26 Feb 2026

Principal Software Engineer - Copilot Studio

+ years of professional software engineering experience building or operating production services. Designed or led the... architecture of at least one large-scale distributed system used in production (e.g., cloud platform, backend service, or runtime...

Company: Microsoft
Location: Redmond, WA
Posted Date: 21 Feb 2026

Principal Software Development Engineer - Loyalty

, design, and delivery of complex software solutions across multiple technical domains to enable AI powered loyalty.... Optimize operational excellence by implementing robust software development practices and scalable engineering processes...

Company: Expedia
Location: San Jose, CA
Posted Date: 20 Feb 2026

Principal Engineer, Software Development Engineering

BackEnd Hard Disk Drive Manufacturing is an industry recognized leading process thanks to the high-level of automation... and Architecture team to work with a team of highly qualified software and firmware architects and engineers to develop a common flexible...

Company: Western Digital
Location: Irvine, CA
Posted Date: 19 Feb 2026

Principal Engineer, Software Development Engineering

BackEnd Hard Disk Drive Manufacturing is an industry recognized leading process thanks to the high-level of automation... and Architecture team to work with a team of highly qualified software and firmware architects and engineers to develop a common flexible...

Company: Western Digital
Location: Irvine, CA
Posted Date: 19 Feb 2026
Salary: $145100 - 193500 per year

Principal Software Engineer, AI Platform

WHAT YOU WILL BE DOING Lead the design, development, and scalability of core Java-based backend services that power... performance, availability, and fault tolerance. Drive the modernization of backend services, refactoring legacy Java components...

Posted Date: 19 Feb 2026

Principal Software Engineer

. Tasks Systems Architecture: Design, implement, and scale foundational backend systems and APIs that power real-time, multi...: 4+ years in high-performance software environments, with a proven track record of shipping complex systems end-to-end...

Company: CEF AI
Location: San Francisco, CA
Posted Date: 15 Feb 2026
Salary: $120000 - 200000 per year

Principal Software Engineer (CoreAI)

, TypeScript, and Python together with experience in backend service development and/or API-driven developer experience. We value... and frameworks including JavaScript, TypeScript, and React 4+ years of experience in backend service development (APIs, microservices...

Company: Microsoft
Location: Redmond, WA
Posted Date: 15 Feb 2026

Principal Software Engineer

Architect and build highly scalable backend services and data pipelines that support privacy-preserving measurement... with best practices leveraging AI dev tools across the software development lifecycle (SDLC). Required: Bachelor's Degree in Computer...

Company: Microsoft
Location: Redmond, WA
Posted Date: 14 Feb 2026

Principal Software Engineer (Full Stack + Guidewire ClaimCenter, Cloud)

/Runtime: AWS, Cloud Foundry, Kubernetes, Cloud Forge Backend: Java, Spring Boot Frontend: JavaScript and modern frameworks... experience 8+ years of software engineering experience Preferred skills Guidewire ecosystem expertise beyond ClaimCenter...

Company: State Auto
Location: USA
Posted Date: 12 Feb 2026
Salary: $120000 per year

Principal Software Engineer - 90402969 - Onsite - Washington DC, Wilmington DE, Philadelphia PA

requirements. Define solutions to software applications to meet business needs. Develop or enhance software applications.... Identify functional and non-functional testing needs and plans. Perform software testing and implement automated testing...

Company: Amtrak
Location: Washington DC
Posted Date: 10 Feb 2026
Salary: $124600 - 161352 per year

Principal Software Engineer - Identity & Security

in security across both hardware & software dimensions. Lead systemic Single Point of Failure (SPOF) analysis and recovery... OR equivalent experience. 5+ years of experience working with backend storage layer solutions (e.g. SQL Server). 5+ years...

Company: Microsoft
Location: Redmond, WA
Posted Date: 06 Feb 2026

Sr Principal Software Engineer (L7 Security)

with quality assurance and field support teams throughout the entire software development cycle. Your Impact Technical...-functionally with Product Management, SRE, Software, and Quality Engineering teams to deliver new security as a service offering...

Location: Santa Clara, CA
Posted Date: 02 Feb 2026

Senior Staff/Principal Embedded Software Engineer, Orb

people across hardware, software, AI, cryptography, mobile engineering, and global operations. Our teams come from OpenAI... biometric images from its sensor suite and then , with no backend for image storage/processing. These Orb-authenticated images...

Company: Protocol Labs
Location: San Francisco, CA
Posted Date: 30 Jan 2026

Sr Principal Software Engineer (L7 Security)

and field support teams throughout the entire software development cycle Utilize your programming skills for efficient... programming Experience with windows agent programming and cloud programming (go) software development Experience with large...

Location: Santa Clara, CA
Posted Date: 30 Jan 2026

Principal Software Engineer

-quality software and service delivery. Establish and apply engineering metrics to drive quality, stability... and leading large-scale, distributed backend, data, or ML systems in production environments. Demonstrated ability to set...

Company: Microsoft
Location: Redmond, WA
Posted Date: 30 Jan 2026

Sr Principal Software Engineer (L7 Security)

Software team, we are responsible for at least one, often two to three headline features in every PANOS release. Our code... network, firewall, and Cloud platforms with a team of collaborative and experienced software engineers? Are you eager...

Location: Santa Clara, CA
Posted Date: 30 Jan 2026

Principal Software Engineer

, and software solutions. May include research, new development, prototyping, modification, reuse, re-engineering, maintenance..., or any other activities related to software products used internally or externally on product platforms supported by the firm. The software...

Company: DTCC
Location: Boston, MA
Posted Date: 29 Jan 2026

Principal Software Engineer

experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python 6+ years of software... with distributed systems architecture, multi tenant cloud services, and high availability backend engineering. Proven track record...

Company: Microsoft
Location: Redmond, WA
Posted Date: 29 Jan 2026

Principal Software Engineer

and scalable-quality software and service delivery. Establish and apply engineering metrics to drive quality, stability... experience designing and leading large-scale, distributed backend, data, or ML systems in production environments. Demonstrated...

Company: Microsoft
Location: Redmond, WA
Posted Date: 28 Jan 2026