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# Principal Software Engineer

- **Company:** Malwarebytes
- **Location:** Bilbao, Spain
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Code Review, Data Structures, Software Debugging, Software Design Patterns, TypeScript, ReactJS, Git, Automation Anywhere
- **Published:** September 25, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=77bf1ecca960a518

## About the Role

* Strong understanding of data structures, algorithms, and common design patterns
 * React, JavaScript (TypeScript), and Go chops
 * Experience architecting projects used by millions of clients
 * AI workflows without quality degradation * Experience working with Git
 * Experience in regular code reviews, giving and receiving professional feedback
 * UX and user-centric mindset
 * You have an instinct for writing tests
 * You manage your tasks very well and do an excellent job of estimating work
 * Excellent debugging and troubleshooting skills
 * Excellent communication and learning skills
 * Positive team attitude