Senior Node.js Developer

Box is a leader in Intelligent Content Management, enabling organizations to manage content lifecycle, secure critical content, and transform workflows with enterprise AI. Founded in 2005, it serves global organizations including JLL, Morgan Stanley, and Nationwide. The company is headquartered in Redwood City, CA, with offices worldwide, including Poland.

• 6+ years of professional software development experience.
• Strong coding skills with proficiency in Node.js and TypeScript for backend development.
• Experience designing and implementing APIs and distributed services.
• Solid grasp of system design and data modeling.
• Proven ability to design, build, and deploy high-quality software in cloud environments.
• Expertise in HTML, CSS, and at least one modern frontend framework such as React.
• Strong understanding of state management, accessibility, performance, and security basics.
• Strong knowledge of algorithms, data structures, software design principles, and object-oriented programming.
• Passionate about new technologies and able to implement them in existing products.
• Demonstrates ownership mentality and strives for excellence in technical 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 following industry best practices.
• Partner with cross-functional teams to onboard, share knowledge, and align responsibilities.
• Participate in regular team meetings and manager 1:1s for alignment and growth.
• Create clear technical documentation, reusable patterns, and examples to scale knowledge.
• Leverage AI tools (such as Claude and Cursor) to accelerate development and maintain quality and security.
• Represent and advocate for Box Poland’s engineering excellence internally and externally.
• Maintain and support legacy codebases.
• Contribute to defining and implementing engineering standards across product teams.
• Participate in on-call rotation to respond to and triage issues.

We are an equal opportunity employer and value diversity. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability, or any other protected ground under applicable human rights legislation.