Senior Full-Stack Engineer

Box (NYSE:BOX) is the leader in Intelligent Content Management. The HomeWeb team, part of Box's Experiences Engineering organization, develops, maintains, and modernizes Box's core web platform used daily by customers. The platform enables collaboration, content lifecycle management, security, and workflow transformation with enterprise AI.

• 6+ years of professional software development experience.
• Experience building, maintaining, and modernizing large-scale frontend applications used by broad customer audiences.
• Deep expertise in JavaScript/TypeScript with at least one modern frontend framework (e.g., React) and strong HTML/CSS knowledge with responsive UIs.
• Strong understanding of state management, accessibility, performance, and security basics.
• Solid grasp of system design and data modeling.
• Strong experience with CI/CD (e.g., Jenkins), continuous delivery, safe rollout practices, and improving developer feedback loops.
• Familiarity with metrics such as deployment frequency, lead time for changes, change failure rate, MTTR, build reliability, test stability, Apdex, and page performance.
• Experience with Module Federation, federated frontend architectures, or large-scale frontend decomposition.
• Experience with frontend testing tools such as Playwright, React Testing Library, or WDIO.
• Experience designing and implementing APIs and services.
• Some backend coding experience with Node.js, PHP, or Java.
• Demonstrates ownership mentality and strives for excellence in technical work and team interactions.
• Proficient in English.

Nice to have:

• Experience with Google Cloud Platform and/or Amazon Web Services.
• Experience with design system migrations, especially in mature enterprise applications.
• Experience with AI-powered product experiences.
• Experience improving release cadence, CI reliability, flaky test reduction, pipeline performance, or engineering productivity metrics in large-scale software organizations.
• Passionate about new technologies with the capability to implement them in existing products.

• Develop high-quality, scalable, and responsive user experiences using modern frontend technologies.
• Build and modernize key end-user surfaces such as homepage, navigation, collections, uploads manager, content metadata, and search.
• Contribute to AI-enabled product experiences.
• Improve application performance and delivery health by monitoring and optimizing Apdex, page load times, rollout health, build times, deployment frequency, change failure rate, and other engineering and user experience metrics.
• Improve CI/CD pipelines, automated quality gates, release processes, and observability to enable smaller, safer, and more frequent changes.
• Leverage AI tools (e.g., Claude Code, Cursor) to accelerate development, research, documentation, and bug triage.
• Help evolve the main web application from a monolithic to a modular architecture using Federated Modules / Module Federation.
• Replace manual QA processes with reliable automated test coverage using tools such as Playwright and related frontend testing frameworks.
• Contribute to defining and implementing engineering standards across product teams.
• Represent and advocate for Box Poland’s engineering excellence internally and externally.
• Participate in on-call rotations to respond and triage issues as needed.

Boxers are expected to work from their assigned office a minimum of 3 days per week, focusing on Tuesdays, Wednesdays, and Thursdays.