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Backblaze

Cloud storage and data backup provider

Lead Software Engineer

Backend EngineeringConfirmed live in the last 24 hours
Full-timeRemote in USA

About the Job

Requirements

  • At least 10 years of object-oriented programming experience in an enterprise environment, with a heavy focus on backend development.
  • Experience building host-managed SMR support for storage systems.
  • Experience benchmarking I/O performance and resolving bottlenecks.
  • Experience building large-scale software systems running on thousands of servers.
  • Professional experience incorporating AI-assisted development tools such as Gemini, Cursor, or Claude Code.
  • Comfort with all aspects of the software development lifecycle, including design, implementation, testing, and rollout.
  • Ability to communicate proactively in a remote environment by keeping the team informed, surfacing blockers early, and moving work forward.
  • Ability to apply analytical thinking to ambiguous problems.

Responsibilities

  • Work on the storage platform supporting B2 Object Storage and Computer Backup, responsible for reliably storing customer data.
  • Develop host-managed SMR support for the storage platform, optimizing for throughput and costs.
  • Lead technical design discussions and produce clear design documents.
  • Drive implementation on large features.
  • Shape coding methodologies and best practices.

Desired Qualifications

  • Experience discovering and implementing performance improvements, including CPU and I/O.
  • Familiarity with hard drive performance and optimization.
  • Experience building and interpreting models, dashboards, or reports.
  • Understanding of Linux internals and file systems.

About the Company

Backblaze

Cloud storage and data backup provider

Backblaze provides cloud storage and data backup services for individuals, businesses, and developers. It runs two main products: Backblaze Computer Backup, which automatically backs up laptops and desktops for a fixed monthly fee, and Backblaze B2 Cloud Storage, an IaaS offering with S3-compatible APIs that competes on price and is used for development, AI workloads, media archives, and ransomware protection. The company differentiates itself through transparent, public drive-performance reports, and by building its own cost-focused infrastructure using commodity hardware to keep costs low. Its goal is to deliver simple, affordable, and reliable data protection and cloud storage at scale, from individuals to enterprises, with clear pricing and straightforward features.

Company size
201-500
Company stage
IPO
Headquarters
San Mateo, CA
Founded
2007

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