Senior Software Engineer

ServiceNow•San Diego, CA

10h•$128,900 - $219,100•Hybrid

About The Position

We are the platform engineers handling app lifecycle at ServiceNow. We develop and maintain the server-side JavaScript engine at the heart of the ServiceNow platform — the runtime that powers custom applications, workflows, and business logic. We ensure apps move smoothly and securely from development to production. This role requires deep expertise in compiler and runtime systems you'll optimize execution engines, memory management, and performance at the systems level.

Requirements

Experience in leveraging or critically thinking about how to integrate AI into work processes, decision-making, or problem-solving (may include using AI-powered tools, automating workflows, analyzing AI-driven insights, or exploring AI's potential impact on the industry)
3+ years of experience with Java or similar OO language (C++, C#, Go equivalent acceptable)
Passion for JavaScript as a language — its semantics, execution model, and evolution — as well as the Web as a platform
Experience with backend or systems-level programming; exposure to language internals (parsing, compilation, interpretation) is a plus but not required
Advanced knowledge of data structures, algorithms, object-oriented design, design patterns, and performance/scale considerations
Familiarity with distributed systems concepts — resource isolation, concurrency, and scaling execution across shared infrastructure
Demonstrated capability to manage multiple projects with material technical risk across teams and processes
Track record serving as functional lead or technical owner

Nice To Haves

Exposure to multiple technology stacks (JVM/backend systems, platform infrastructure, security and sandboxing, service-oriented architecture) is a strong plus

Responsibilities

Own code from design, implementation, test automation, and delivery across the scripting engine and the broader platform surfaces it touches
Work with platform teams and internal stakeholders to understand requirements and drive the full development lifecycle
Build software that is simple to use, allowing customers to extend and customize functionality to meet their specific needs
Contribute to the design and implementation of new capabilities while maintaining and enhancing existing functionality
Mentor colleagues and promote knowledge-sharing across teams
Apply advanced knowledge of data structures, algorithms, object-oriented design, design patterns, and performance/scale considerations
Architect modular, reusable systems for scalability and extensibility