Senior Software Engineer, Metadata Platform & AI

Box, Inc.; Warszawa; On-site; PLN 170,000 - 250,000; Full time

Job summary

Box, Inc. is seeking a Senior Software Engineer to help build and scale its Metadata Platform in a modern cloud environment. You’ll design and implement core components, collaborate with cross-functional teams, and drive reliability, observability, and performance across services.

You will mentor engineers, influence roadmaps, and contribute to Box’s AI-first culture, delivering high-quality software that impacts millions of users at major enterprises.

Qualifications

• 6+ years of professional software development experience.
• Deep expertise in JavaScript/TypeScript with a modern frontend framework (e.g., React) and strong HTML/CSS for responsive UIs.
• Experience in backend coding with Node.js and API design/ services integration.
• Strong grasp of system design and data modeling.

Responsibilities

• Lead design and implementation for new platform components.
• Collaborate with partner teams and domain architects on design and integration.
• Design scalable, reliable, observable services with strong efficiency.
• Define vision and assemble feature roadmaps.
• Mentor engineers and contribute to team growth.
• Improve engineering processes and foster a learning culture.

Skills

6+ years experience

JavaScript/TypeScript

React

Node.js

API design

Team leadership

English proficiency

Tools

Jira

Confluence

GitHub Enterprise

GIT

Job description

Box, Inc. is seeking a Senior Software Engineer to help build and scale its Metadata Platform in a modern cloud environment. You’ll design and implement core components, collaborate with cross-functional teams, and drive reliability, observability, and performance across services.

You will mentor engineers, influence roadmaps, and contribute to Box’s AI-first culture, delivering high-quality software that impacts millions of users at major enterprises.