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Senior Software Engineer, Email Team

OneSignal· Engineering
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Hybrid (US)$170k - $190kFull-timePosted 6mo ago

About the role

Senior Software Engineer for the Email Team at OneSignal, focused on end-to-end delivery across stack languages to power OneSignal's email services, including campaign warmups, personalization, and link tracking.

Responsibilities

  • Collaborate with Product Managers, Designers, and Engineers to implement new features for our Customer Engagement products, using TypeScript, Ruby, and Rust.
  • Conduct code and specification reviews, providing technical insights to improve our features and code base
  • Resolve production reliability issues and ensure the system scales to meet the demands of our customers
  • Refactor components on the frontend, creating extensible, reusable and clean component architecture
  • Stay up-to-date with the latest industry trends and technologies, incorporating new ideas into our engineering processes
  • Present technical specifications to other engineers, drive alignment on proposed solutions, and prototype draft implementations

Qualifications

  • 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
  • Strong Usage of AI tooling or integrations
  • 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

Skills

Required:ReactTypeScriptSystem programming language (Rust, Go, Ruby, etc)

Benefits

  • Competitive equity program
  • comprehensive and inclusive benefits
Last updated Aug 26, 2026. Interested? Apply on the company site.
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About OneSignal

Engage customers through personalized omni-channel messaging

OneSignal is the leading omnichannel customer engagement solution, powering personalized customer journeys across mobile and web push notifications, in-app messaging, SMS, and email. Our easy-to-use interface empowers content creators to focus on quality user engagement instead of complex implementation. Our powerful platform enables over a million businesses to deliver 10 billion messages daily and 1 in 7 new apps launches using OneSignal! We support companies in 140 countries, including Zynga, USA Today, Bitcoin.com, Upwork, Tribune, and many more - from startups and small businesses just getting off the ground to established companies communicating with millions of customers.

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