Senior Staff Software Engineer, JavaScript Runtime, Compilers

This is a fully remote position, open to applicants in California.

📋 Description

• Design and enhance execution engines, JIT/AOT compilation pipelines, and memory management systems.

• Ensure that customer applications operate efficiently at scale.

• Develop high-quality, clean, scalable, and reusable code.

• Uphold software engineering architecture and process best practices, which include conducting code reviews and unit testing.

• Collaborate with product owners to grasp detailed requirements.

• Take ownership of code throughout the stages of design, implementation, test automation, and delivery.

• Create user-friendly software that allows customers to extend and customize functionality.

• Mentor peers and foster knowledge-sharing across teams regarding low-level systems engineering, performance profiling, and optimization strategies.

⛳️ Requirements

• Over 12 years of experience with Java or a comparable object-oriented language.

• A minimum of 5 years of experience working on compiler, runtime, JIT/AOT systems, or language execution engines.

• Proven experience in integrating AI into software development, workflows, decision-making, or automation utilizing AI-driven tools and technologies.

• Extensive experience with compiler/runtime systems, including execution engines, memory management, concurrency, JIT/AOT compilation, performance optimization, profiling, and debugging.

• Advanced understanding of data structures, algorithms, object-oriented design, design patterns, and performance/scale considerations at the systems level.

• A strong passion for JavaScript and the Web as a platform.

• Familiarity with modern UI frameworks such as Angular, React, or Vue.

• Experience in developing, troubleshooting, and optimizing relational databases.

• Experience with LLVM, language runtime development, or low-level systems engineering is a strong plus.

• A proven track record of working across diverse technology stacks, including Cloud Development, Platforms, Web Development, Frameworks, and service-oriented architecture.

• Ability to manage multiple projects with significant technical risk across teams and processes; may act as a functional lead or technical owner.

🏝️ Benefits

• Equity (when applicable).

• Variable/incentive compensation.

• Health plans.

• Flexible spending accounts.

• 401(k) Plan with company match.

• Employee Stock Purchase Plan (ESPP).

• Matching donations.

• Flexible time away plan.

• Family leave programs.

• Flexible work persona.