Senior Software Engineer, Email Team (Fullstack)
OneSignalUnited States
Posted August 5, 2025
170000 - 190000 USD year
Full Time
About the Company
OneSignal provides a leading omnichannel customer messaging platform that enables businesses to send email, SMS, web and mobile push notifications, and in‑app messages at scale. With a robust architecture that supports over 12 billion messages daily for more than a million companies, the service delivers fast, reliable delivery and advanced analytics, personalization, and automation tools. The platform is built for developers, offering an open API, comprehensive documentation, and free tiers to lower the barrier to adoption. OneSignal’s focus on scalability, developer friendliness, and data‑driven engagement sets it apart in the competitive marketing technology landscape.
Job Description
Our blog contains more information about Engineering at OneSignal. The Email team at OneSignal develops the UI and API powering our market-leading email services. We move quickly to deliver value to our customers, while maintaining a high standard for reliability and functionality.
Requirements
- 6+ years of professional software development experience
- Experience creating extensible, reusable React components
- Experience with TypeScript and at least one system programming language (Rust, Go, Ruby, etc)
- Ability to own and deliver end to end software functionality from design/architecture, through implementation, testing, production, release, and monitoring
- Ability to manage complex cross-team coordination and work closely with product owners
- Familiarity with frontend code-testing tools like react-testing-library, cypress, and storybook
- Ability to evaluate and communicate different engineering solutions and trade-offs
- A strong willingness to learn new technologies rapidly
- Experience designing RESTful and/or gRPC APIs
Benefits
- Competitive equity program
- Comprehensive and inclusive benefits
