Senior Software Engineer, Storage Platform

Box; Warszawa; On-site; PLN 250,000 - 380,000; Full time

Benefits offered by this job

Office 3 days per week

Job summary

Box Poland is seeking a Senior Software Engineer for the Storage Clients team to scale an exabyte-scale platform. You will design and maintain backend services in Java or Scala, powering content ingress/egress across GCP and AWS regions.

You will collaborate in Agile ceremonies, lead on code quality, participate in on-call rotations, and mentor engineers. A strong background in distributed systems and a BS/MS/PhD in CS or Engineering is required, plus fluent English.

Qualifications

• 5+ years of Software Development experience in distributed systems.
• Proficient in Java or Scala and building high-quality software.
• Experience designing, building, deploying scalable distributed systems.
• Ownership mindset and accountability in delivery.

Responsibilities

• Design, build, and maintain backend services in Java or Scala.
• Model architectures for reliability, scalability, and maintainability.
• Plan and execute projects and quarterly deliverables.
• Measure performance, identify bottlenecks, optimize.
• Participate in Agile ceremonies and code reviews.
• Contribute to on-call rotations and incident response.

Skills

Backend Java/Scala

Distributed systems

Software design & deployment

On-call readiness

Owner mindset

English fluency

Education

BS/MS/PhD in Computer Science or Engineering

Tools

Kubernetes

GitHub Enterprise

Jira

Confluence

GIT

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.

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?

You’ll be at the heart of how the world accesses its content. The Storage Clients team builds the critical gateway services that power every upload, download, and collaboration at Box, and we need a Senior Software Engineer to help us scale to the next level. Your work will directly enable millions of users to sync files via SFTP, download ZIP archives of their content, collaborate on Microsoft Office documents, and move content through email integrations. This is infrastructure that touches every Box customer, every day, across an exabyte-scale platform spanning in multiple GCP and AWS regions worldwide. The challenge is real, and so is the opportunity. You’ll solve complex distributed systems problems: ensuring data consistency across regions, optimizing global latency and building resilient services using Java, Scala, Kubernetes and more. With new integration patterns emerging, you’ll have the autonomy to drive technical direction, mentor engineers, and shape how enterprises move their most critical content. If you’re excited about distributed systems at global scale and want to see your code power the infrastructure that millions depend on, we want to hear from you.

WHAT YOU'LL DO?

• Design, build, and maintain backend services in Java or Scala and that power Box's critical content ingress and egress flows
• Model best practices in crafting systems and code with sound architectures, reliability, scalability, and maintainability
• Plan and effectively execute on projects and quarterly deliverables
• Measure system performance, identify bottlenecks and optimize accordingly
• Participate actively in Agile ceremonies such as daily stand-ups and sprint planning
• Contribute code reviews ensuring quality standards are met consistently
• Participate in our on-call rotation, available at all times while on-call to help respond to and triage any issues that arise.

WHO YOU ARE?

• Strong coder with demonstrated proficiency in one of the backend languages such as Java or Scala.
• 5+ years of Software Development experience in distributed systems.
• You have experience designing, building, and deploying high quality software.
• You have a passion for building highly available and scalable distributed systems at large scale.
• You are excited about solving complex technical problems using data-driven solutions.
• You act like an owner and strive to do work you're proud of, both technically and in your team interactions.
• BS, MS, or PhD in Computer Science or Engineering, or equivalent work experience.
• You speak English proficiently.

BONUS POINTS FOR

• Experience in email clients, FTP clients, SDKs.

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.

PERCENTAGE OF TIME SPENT

• 60% coding
• 15% design
• 15% maintenance (bug fixes, oncall tasks)
• 10% meetings

METHODOLOGY

• Agile management - Scrum
• Issue tracking tool - Jira
• Knowledge repository - Confluence
• Code reviews - GitHub Enterprise
• Version control system - GIT

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.