Senior Software Engineer I

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About the role

At Braze, we have found our people. We’re a genuinely approachable, exceptionally kind, and intensely passionate crew. We seek to ignite that passion by setting high standards, championing teamwork, and creating work-life harmony as we collectively navigate rapid growth on a global scale while striving for greater equity and opportunity – inside and outside our organization. To flourish here, you must be prepared to set a high bar for yourself and those around you. There is always a way to contribute: Acting with autonomy, having accountability and being open to new perspectives are essential to our continued success. Our deep curiosity to learn and our eagerness to share diverse passions with others gives us balance and injects a one-of-a-kind vibrancy into our culture. If you are driven to solve exhilarating challenges and have a bias toward action in the face of change, you will be empowered to make a real impact here, with a sharp and passionate team at your back. If Braze sounds like a place where you can thrive, we can’t wait to meet you. WHAT YOU'LL DO Braze’s product is the control center for thousands of the world’s most sophisticated marketing teams. The Frontend Infrastructure & Experience (FIX) team builds the platform foundations that every product engineer relies on and owns key parts of the end-user experience. The team makes it easy for engineers across Braze to build polished, accessible, and consistent UIs. FIX owns our design system and component library, internationalization stack, code generation and scaffolding tooling, and the navigation and routing layer of the product. The team also owns key customer-facing experiences including our data tables and our rich text, drag-and-drop, and code editors. As a Senior Engineer on FIX, you will build high-impact frontend infrastructure and product experiences used across Braze. You will lead important projects from design through rollout, raise the quality bar through technical judgment and code review, and help other engineers move faster by making the product easier to build, test, and maintain. In this role you will: • Design and build foundational frontend systems, components, tools, and patterns used by engineers across Braze • Lead large projects end-to-end, including technical design, implementation, testing, rollout, and operational follow-through • Improve the developer experience of working in a large TypeScript and React codebase through better abstractions, tooling, documentation, and examples • Build customer-facing product experiences that are polished, accessible, performant, and consistent with Braze’s product standards • Partner with product engineers, designers, and infrastructure teams to solve cross-cutting frontend problems • Mentor other engineers through code review, pairing, technical guidance, and clear communication Recent and ongoing work on the team includes: • Developing the framework used to build our marketing message editors • Enabling our in-app AI harness to create, modify, and test messages in our Drag-and-Drop message editors • Migrating the navigation and routing layer to a fully React-based system • Extending the design system with semantic tokens and supporting a product rebrand • Building type-safe scaffolding and API tooling for frontend development • Advancing accessibility, localization, and consistency across product experiences Parts of our stack with which you will work: • TypeScript, React • Cypress, Jest, RSpec • Frontend build, packaging, and code generation tooling • Ruby on Rails WHO YOU ARE • Have 5+ years of software engineering experience with a strong track record of technical impact • Are highly skilled in modern frontend development, especially TypeScript and React • Have experienc

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