Software Engineer

Overview

Back-End Engineer role for Backblaze’s Computer Backup team, building and maintaining systems to back up and restore exabytes of data.

What you'll do

• Design and develop highly scalable, performant services and APIs in a Java ecosystem.
• Integrate AI coding agents and frameworks into your development workflow.
• Refactor legacy components and improve code quality.
• Collaborate on the full technical lifecycle from estimation through delivery.
• Work with cross-functional teams (QA, Data Centers, Product Management, Support, Legal/Compliance, Security) to implement solutions correctly.
• Diagnose complex issues and maintain stability of large-scale production systems.

What you'll need

• 3+ years of experience with Java and an understanding of backend architecture.
• Experience incorporating AI-assisted development tools (e.g., Gemini, Cursor, Claude Code) into engineering workflow.
• Experience with relational databases such as MySQL/Vitess and SQLite.
• Experience with observability tools such as Prometheus, Grafana, and OpenSearch.
• Comfort working with data formats JSON and XML.
• Comfort working in a cross-platform environment (MacBooks for Linux workloads; Windows for some testing).

Nice to have

• Filesystem exposure to Ext4, NTFS, and HFS+.

Details

• Remote roles listed for Argentina, Colombia, Costa Rica, and Mexico.