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Senior Software Engineer, Metadata Core

Boxinc

Warsaw, Poland (Warsaw Office) Hybrid permanent

Posted: February 27, 2026

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Quick Summary

We are looking for a Senior Software Engineer to join our team in Warsaw, Poland, to develop software applications that enable organizations to manage their content lifecycle.

Job Description

WHAT IS BOX?
Box (NYSE:BOX) is the leader in Intelligent Content Management. Our platform enables organizations to fuel collaboration, manage the entire content lifecycle, secure critical content, and transform business workflows with enterprise AI. We help companies thrive in the new AI-first era of business. Founded in 2005, Box simplifies work for leading global organizations, including JLL, Morgan Stanley, and Nationwide. Box is headquartered in Redwood City, CA, with offices across the United States, Europe, and Asia.

By joining Box, you will have the unique opportunity to continue driving our platform forward. Content powers how we work. It’s the billions of files and information flowing across teams, departments, and key business processes every single day: contracts, invoices, employee records, financials, product specs, marketing assets, and more. Our mission is to bring intelligence to the world of content management and empower our customers to completely transform workflows across their organizations. With the combination of AI and enterprise content, the opportunity has never been greater to transform how the world works together and at Box you will be on the front lines of this massive shift.

WHY BOX NEEDS YOU?

Metadata is a key component of the Box Intelligent Cloud, enabling customers to add additional context to their files and transforming them into actionable content. In the current iteration, it's used to organize, discover, annotate, secure, and retain content. Metadata Platform adoption continues to grow exponentially as more Box products, like Shield, Relay, Forms, Sign, Governance, etc, rely on it internally and as our customers continue to build custom applications leveraging it.

But, we've only scratched the surface of what's possible. That's where you come in!

As we embark on the mission to deliver a next-generation Metadata Platform, we're looking for a Senior Software Engineer to join us and play a pivotal role. You'll have the opportunity to work with a team of talented, collaborative, and fun engineers, solving some of the toughest challenges, as we build out the future of intelligent content management in the cloud. The work you do will have an immediate and lasting impact on the productivity of millions of users, at some of the most important enterprises of our time.

WHAT YOU'LL DO

• Lead design and implementation efforts for new components of our platform, from the ground up.

• Design and implement scalable services with a focus on reliability, observability, operability and efficiency.

• Collaborate with partner teams and domain architects on system design and services integration.

• Work with cutting-edge technologies like Kubernetes, Docker, BigTable, and Istio.

• Be heavily involved in setting the platform vision and defining feature roadmaps.

• Mentor other engineers and contribute to team growth and development.

• Strengthen engineering processes, principles, and culture within the team and across Box, by championing a culture of learning, continuous improvement, and blameless retrospection.

We are an AI-first company. This means you approach your work with a growth mindset and find ways to leverage AI to help make faster, smarter decisions that will 10X your impact at Box.

WHO YOU ARE

• You have 5+ years of professional software development experience.

• You have extensive experience deploying and operating microservices in a cloud environment.

• Good understanding of scalability and observability practices.

• Proficient in Java, familiarity with other scripting languages like Python, Scala or PHP is a plus.

• Skilled in designing and developing APIs.

• Familiarity with NoSQL databases such as MongoDB preferred.

• You have experience working with message queues and/or streaming data systems like Kafka/PubSub.

• You are the technical expert and provide guidance to your team on best practices, coding standards, and complex technical issues.

• You have experience in mentoring and coaching engineers and provide technical feedback.

• Proficiency in spoken and written English.

Nice to Haves

• Experience with Google Cloud Platform (GCP), Amazon Web Service (AWS) or Azure.

• Experience deploying and operating microservices on Kubernetes.

Percentage of Time Spent:

• 50% coding

• 20% documentation

• 20% bug fixes

• 10% meetings

Methodology

• Agile management - Scrum

• Issue tracking tool - Jira

• Knowledge repository - Confluence

• Code reviews - GitHub Enterprise

• Version control system - GIT

Benefits:
Check out the overview of the benefits and additional perks offered at Box.

Box lives its values, with community and in-person collaboration being a core part of our culture. Boxers are expected to work from their assigned office a minimum of 3 days per week, with a focus on Tuesdays, Wednesdays, and Thursdays. Your Recruiter will share more about how we work and company culture during the hiring process.

EQUAL OPPORTUNITY

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

For details on how we protect your information when you apply, please see our Personnel Privacy Notice.
For more details on how Box Poland protects your information, please see our Supplemental Personnel and Candidate Privacy Notice.

#LI-GW1 #LI-Hybrid

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