Senior Staff Software Engineer, Core Experiences

Box (NYSE:BOX) is the leader in Intelligent Content Management. The company provides a platform that enables organizations to fuel collaboration, manage the entire content lifecycle, secure critical content, and transform business workflows with enterprise AI. Founded in 2005, Box serves leading global organizations and is headquartered in Redwood City, CA, with offices across the United States, Europe, and Asia.

• 12+ years of professional software engineering experience across backend and frontend.
• 5+ years leading complex, cross-team technical initiatives.
• Ability to operate at both high-level architecture and low-level execution.
• Proven track record of designing and shipping distributed systems at scale.
• Hands-on experience breaking monoliths into service-oriented or modular architectures.
• Strong experience driving continuous integration, CD, and DevOps practices across engineering organizations.
• Hands-on experience using AI coding tools (e.g., Cursor, Claude Code) and integrating them into team workflows.
• Experience designing or building LLM-powered agents for engineering use cases is a strong plus.
• Familiarity with modern AI/agent frameworks, prompt engineering, evaluation, and safe deployment of AI in production engineering workflows.
• Experience aligning cross-functional and cross-site stakeholders around architecture decisions.
• Pragmatic decision-making balancing ideal design with real-world constraints.
• Passionate about mentoring and building a strong engineering culture.
• BS/MS/PhD in Computer Science, Engineering, or equivalent experience.
• Comfortable working in a hybrid, globally distributed environment.
• Able to travel to the U.S. at least twice a year for team off-sites.
• In-office requirement: 3 days per week, Tuesdays–Thursdays.

• Own the architecture of key backend and frontend systems within Core Experiences.
• Lead the implementation of high-impact components end-to-end.
• Ensure systems are scalable, reliable, and observable from day one.
• Partner with engineering teams across Warsaw and Redwood City to turn architecture into working systems.
• Lead delivery of large, cross-team initiatives with measurable business impact.
• Balance speed, quality, and long-term maintainability in real-world tradeoffs.
• Establish patterns, frameworks, and standards that enable teams to move faster.
• Translate business priorities into clear technical roadmaps.
• Identify risks early and guide teams toward pragmatic solutions.
• Enable teams across Core Experiences to apply AI in their day-to-day engineering operations — coding, code review, testing, debugging, documentation, and incident response.
• Design and build agents that support the full software development lifecycle (SDLC), from design and implementation through code review, testing, deployment, and operations.
• Evaluate and integrate AI tooling (e.g., Cursor, Claude Code, internal Box AI capabilities) into the team's standard development workflow.
• Measure and continuously improve developer productivity and code quality through AI-driven workflows.
• Mentor senior and staff engineers in system design, implementation, and effective use of AI in engineering.
• Collaborate across geographies and functions to align on architecture and execution.
• Lead the effort to break backend and frontend out of the monolith into modern, modular, and maintainable architectures.
• Drive the organization's adoption of continuous integration and DevOps best practices.
• Roll out AI-assisted engineering practices across Core Experiences.
• Define tooling, workflows, and architectural patterns shared across Warsaw and Redwood City.
• Set up frameworks for effective cross-site, cross-functional collaboration between backend and frontend engineers.
• Balance rapid delivery with long-term technical investments to ensure enterprise-grade performance, security, and maintainability.

Role location is Warsaw-based with hybrid work mode requiring 3 days per week in office (Tuesdays–Thursdays). Candidates must be comfortable working in a hybrid, globally distributed environment and able to travel to the U.S. at least twice a year for team off-sites.