Software Engineer, AI
Backblaze External Website5 months ago
Remote, Costa Rica +3 moreMid Level
Responsibilities
- Use AI-assisted development tools such as Claude Code to accelerate implementation while validating correctness, security, and performance.
- Design and build server-side APIs for user authentication, backup management, large-scale data operations, and restored-data preparation.
- Collaborate with Product, QA, and Support teams to align backend features with customer workflows and usage patterns.
- Build and maintain support tooling for diagnosing and resolving customer issues at scale.
- Ensure code and open source assets meet standards for testing, documentation, reproducibility, and developer usability.
Requirements
- At least 2 years of backend software engineering experience, ideally on systems serving millions of users across multiple platforms.
- Proficiency in one or more backend languages such as Java, Python, or TypeScript, with the ability to learn new languages.
- Practical understanding of AI workflows including data ingestion, preprocessing, inference, and agent-based orchestration.
- Experience building or working with large-scale APIs and distributed storage or data systems.
- Production-quality coding practices including rigorous testing, clear documentation, security, and performance awareness.
- Customer-focused approach and strong written communication skills for explaining technical decisions to technical and non-technical audiences.
- Experience building or evaluating AI agents and multi-step tool-use systems is a bonus.
- Experience with Cassandra or other large-scale NoSQL systems is a bonus.
- Familiarity with ReactJS or other front-end frameworks is a bonus.
- Prior work with vector databases or embedding pipelines is a bonus.
Benefits
- Remote-first culture supporting work-life balance
- Competitive compensation and benefits
- Opportunity to build open source software used by developers worldwide
Tech Stack
Categories
About Backblaze External Website
Backblaze provides cloud storage and backup services for businesses, developers, and individuals, centered on its B2 S3‑compatible object storage and Computer Backup offerings. It also offers B2 Overdrive for high‑throughput AI/GPU data pipelines and B2 Neo for white‑label enterprise storage, sold on usage-based and subscription pricing. Founded in 2007 and headquartered in San Mateo, the NASDAQ‑listed company (BLZE) serves 500,000+ customers across 175 countries.