Customer messaging via push notifications, email, SMS, & in-app.

Engineering Manager, Product Engineering - Core

San Mateo, CA / Remote
Job Type
6+ years
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About the role

OneSignal has a lot of the great tech startup qualities you'd expect, but we don't stop there. Our massive scale and small team, emphasis on healthy life balance and kindness in all our interactions, and focus on ownership and personal growth make OneSignal a uniquely great place to work.

Our Product Engineering group builds our main product interface ( and API. OneSignal is used by 1.5 million+ marketers and developers, and sends over 10 billion messages each day to billions of devices. Our small team’s work makes a massive impact. We tackle challenges at the intersection of engineering and product development, like notification authoring for over a dozen different platforms and multiple mediums (push, in-app, SMS, and email) and intelligent message delivery customized to each recipient.

We are seeking an Engineering Manager to lead and grow our Core Product Engineering team.

About the Team:

Our Core team is responsible for bringing the core functionality of OneSignal to our customers via the dashboard and API. The team’s surface area includes critical components such as onboarding, subscriber management, in-app messaging and more. You will partner closely with Product, Design, and Engineering leads to create a vision for and deliver an easy-to-use platform and make a direct impact on revenue. This team is the backbone of our product offering, so you will be able to have a significant impact one the success of OneSignal in this engineering leadership role.

In a typical month, an Engineering Manager at OneSignal might:

  • Collaborate with Product, Design, and other stakeholders throughout the company to build our product strategy, then communicate it to team members to provide context for their work and incorporate their feedback.
  • Work closely with other engineering leaders, designers, and product managers to review and prioritize long term investments and drive key KPIs for your team.
  • Mentor engineers you support to ensure they have a clear career growth path and the resources and opportunities they need to pursue it.
  • Provide and solicit regular feedback to help them achieve their goals.
  • Ensure we maintain a high standard on all our work by reviewing and contributing to project plans, technical designs, and PRs.
  • Coach team members as needed to improve quality and technical excellence.
  • Help evolve our hiring practices by improving the candidate experience and the efficiency and fairness of our interviews.

What You'll Bring:

  • A demonstrable ability to communicate clearly and empathetically with folks with varying communication and working styles
  • Proven track record in shipping products and solutions in a fast-paced and large scale environment
  • Experience working in cross-functional teams
  • A passion for mentoring software engineers at varying levels to achieve technical excellence, grow their skills, and advance their career together
  • An understanding of data and performance considerations for high scale applications, and experience guiding engineers in trade-offs with a maintainability mindset
  • 5+ years software engineering experience building consumer or business applications
  • 2+ years management experience supporting a team of software engineers

In keeping with our beliefs and goals, no employee or applicant will face discrimination/harassment based on: race, color, ancestry, national origin, religion, age, gender, marital domestic partner status, sexual orientation, gender identity, disability status, or veteran status. Above and beyond discrimination/harassment based on 'protected categories,' we also strive to prevent other, subtler forms of inappropriate behavior (e.g., stereotyping) from ever gaining a foothold in our office. Whether blatant or hidden, barriers to success have no place in our workplace.

Why you should join OneSignal

We started as app developers who just wanted a developer-friendly API for push notifications. Finding no good solution, we built one ourselves.

Today, OneSignal is the leading solution for sending effective messages across channels including mobile push notifications, web push notifications, in-app messaging, SMS, and email. We support over 1,400,000 of the world's leading marketers and developers.

OneSignal is available on every platform and development environment, letting content creators focus on quality user engagement instead of complex implementation.

Covid-19's Impact on OneSignal

Covid-19 has accelerated OneSignal's growth. Near the beginning of Covid, we saw a 20%+ increase in new accounts created for OneSignal each day and a 20%+ increase in daily message delivery volume. This trend has continued as more businesses seek to better engage with their customers on digital channels.

We are growing faster than ever, and hiring in all departments. We hope you'll apply and we look forward to meeting you!

Team Size:100
Location:San Mateo, CA
George Deglin
George Deglin
Long Vo
Long Vo