Principal Software Engineer

IBM is hiring a Principal Software Engineer to join our fully remote team in the United States. As a Principal Software Engineer, you'll design, build, and ship reliable software that scales to millions of users. This is a full-time, work-from-home role open to candidates across the US (Remote — US (CST)). About the role You'll design, build, and ship reliable software that scales to millions of users, partnering with a friendly, distributed team across US time zones. We care about outcomes over hours and give you the autonomy, tools, and support to do your best work from home. What you'll do: • Develop, test, and maintain features across the stack • Review pull requests and mentor teammates • Write clean, well-tested, and documented code • Improve performance, reliability, and developer experience • Collaborate with product and design on new initiatives What we offer: • Paid parental leave • Comprehensive medical, dental, and vision coverage • 401(k) retirement plan with company match • Flexible working hours across US time zones • 100% remote, work-from-anywhere-in-the-US culture How we work We're remote-first and async-friendly. Expect clear documentation, regular feedback, supportive teammates, and real opportunities to grow your career. IBM is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for everyone.

Minimum qualifications: • 7+ years of experience, including leading teams or projects • US work authorization • Strong communication in a remote, async environment • Solid understanding of data structures, APIs, and databases • Proficiency in one or more modern languages (TypeScript, Go, Python, or Java) Nice to have: • A track record of taking ownership and shipping independently • Familiarity with modern collaboration tools (Slack, Notion, Linear)