Principal Platform Software Engineer

Skip to main content. sitemap Profile Sign Out View More Jobs Principal Platform Software Engineer United States Be the First to Apply Job Identification 338223 Job Category Product and Research Posting Date 06/25/2026, 06:35 AM Role Individual Contributor Job Type Regular Employee Does this position require a security clearance? No Years 3 to 5+ years Applicants Less than 10 applicants Additional Info Visa / work permit sponsorship is not available for this position Applicants are required to read, write, and speak the following languages English Job Description Leads platform projects crossing multiple teams, evolving runtimes or middleware patterns for interoperability and multi-tenant scale. Diagnoses and resolves complex cross-service issues; enforces versioning, compatibility, and safe rollout practices. Drives observability standards, capacity planning, and resilience patterns across several workloads. Produces migration guides and adoption playbooks that raise ecosystem consistency and developer experience. Responsibilities Key ResponsibilitiesPlatform Software Development:Lead cross-team evolution of middleware patterns or runtimes to standardize interoperability at scale.Define and enforce versioning, deprecation, and rollout strategies that minimize downstream breaks.Drive shared observability baselines (SLOs, error budgets) and resilience patterns across several services.Software Development and Coding - Design, Testing, and Optimization:Designs software solutions and analyzes and identifies requirements to achieve business and operational goals, sharing results with manager upon completion.Adheres to and improves execution of all phases of the software development lifecycle; provides guidance and coaching to engineers to drive improvements.Utilizes advanced knowledge to develop and guide new software features and enhancements leading design specifications, ensuring accessibility, and develops documents to clarify software design and code.Leads code reviews in multiple areas to help drive improvements.Conducts debugging and troubleshooting to identify and fix complex software issues.Develops fixes for identified issues.Implements comprehensive software testing (e.g., functional and non-functional testing), quality assurance processes, software error logging, monitoring, and observability for effective debugging, sharing work with manager and/or lead upon completion.Conducts performance profiling and optimization of coding, building scalable solutions, and anticipating and resolving potential outcomes.Troubleshoots and resolves complex issues related to application programming interface (API) functionality and integration.Implements complex API versioning, lifecycle, and interoperability strategies.Software Architecture - Software System Structural Design:Implements and contributes to developing software, systems, and services, ensuring review by manager and/or senior technical leaders upon completion. Recommends project or design scope.Provides technical guidance and coaching to less experienced developers in existing software architecture.Contributes to periodic reviews and ensures adherence to architectural standards.Collaborates with stakeholders and networks externally to ensure work aligns with software architecture.Implements complex performance optimization and scalability strategies in software design.Occasionally conducts technology research and evaluation for potential...