Senior Software Engineer, Fullstack

The Content Creation team at Box owns the Notes and Canvas products of Box's platform, which are used by the largest cohorts of users. This team develops a real-time editing product using web sockets, primarily using React.js for frontend and Node.js for backend development. Box equips engineers with AI-powered development tools like Cursor IDE and GitHub Copilot to enhance coding efficiency. The company culture emphasizes community and in-person collaboration, requiring employees to work from the office at least 3 days per week, focusing on Tuesdays, Wednesdays, and Thursdays.

• 6+ years of professional software development experience.
• Strong coding skills with demonstrated proficiency in Node.js for backend.
• Deep expertise in JavaScript/TypeScript, HTML/CSS, and at least one modern frontend framework (e.g., React); strong understanding of state management, accessibility, performance, and security basics.
• Experience designing and implementing APIs and services; solid grasp of system design and data modeling.
• Proven ability to design, build, and deploy high-quality software.
• Strong knowledge of algorithms, data structures, software design principles, and object-oriented programming.
• Passionate about new technologies with the capability to implement them in existing products.
• Demonstrates ownership mentality and strives for excellence in both technical work and team interactions.
• Proficient in English.

Nice to have:

• Experience with Google Cloud Platform and/or Amazon Web Services.
• Experience with Web sockets and real-time applications.
• Experience contributing to cross-platform solutions as part of a team.

• Develop high-quality, scalable, and responsive software using modern technologies.
• Write clean, efficient, and maintainable code using industry best practices.
• Partner with cross-functional teams to onboard, share knowledge, and align on current responsibilities and priorities.
• Participate in regular team meetings and manager 1:1s to ensure alignment, growth, and continuous improvement.
• Create clear technical documentation, reusable patterns, and examples to scale knowledge across engineering teams.
• Leverage AI tools (e.g., Claude, Cursor) to accelerate development, research, documentation, and bug triage while maintaining high standards of quality and security.
• Represent and advocate for Box Poland’s engineering excellence both internally and externally.
• Maintain and support one or more legacy codebases.
• Contribute to defining and implementing engineering standards across product teams.
• Participate in on-call rotation, available at all times while on-call to help respond to and triage any issues that arise.

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