We are seeking Senior Backend Engineers to join our growing Engineering team! 

Customer.io is looking for collaborative senior scaling developers who love solving interesting puzzles and are excited to help us build a scalable platform that our customers love. Our small, remote-first team is fun-loving, passionate, and highly effective. We offer many opportunities to grow and refine your skills while having a significant impact. Our team members have backgrounds in various industries, from AdTech to Gaming. We believe embracing our unique perspectives and expertise is the key to our success as a collaborative team.

As a distributed company, we value diversity and are committed to giving you the flexibility and freedom to work from anywhere in the world on a schedule that fits your family and your life.

Some things you’ll do...

• Be a model and mentor for writing well-architected, well-tested, and easy-to-understand services in Go that help our customers easily send timely & relevant messages at scale.
• Apply your unique perspective to help us define and build the next generation of features and infrastructure needed to help our customers and company flourish.
• Work with our tech support teams to diagnose operational issues and help our customers achieve their goals with our product.
• Take an active role in a friendly, supportive team that encourages you and the company to grow as individuals, professionals, and teams.
• Mentor your coworkers through code review, pair programming, team collaboration, and training to help improve our collective knowledge and best practices.

What we’re looking for...

• Works in North/South American time zones
• 7+ years in relevant roles, demonstrating increasing levels of responsibility and impact.
• Strong skills in Golang, cloud infrastructure, and UNIX environments.
• Deep understanding of and experience with building scalable and performant distributed applications.
• Proficiency with relational database systems, particularly MySQL.
• Excellent communication skills and a collaborative approach to decision-making.
• Ability to understand customer needs and translate them into effective solutions.
• Desire and capability to mentor team members through code reviews, pair programming, and training.
• Ability to quickly and independently solve complex technical challenges.
• Experience and comfort with working in a distributed, remote-first environment.

About Customer.io

Our mission at Customer.io is to power automated communication that people like to receive. Today over 7,500 internet businesses use Customer.io to manage, send, and track the performance of emails, SMS, push notifications, and in-app messages. Unlike typical marketing platforms, Customer.io helps businesses increase relevance by using behavioral data: what people do or don’t do when logged in to a web or mobile app.

We are offering a starting salary of $160,000 - $184,000 USD (or equivalent in local currency) depending on experience and subject to market rate adjustment.

Benefits at Customer.io include:

• Unlimited PTO - we encourage at least 20 vacation days (in addition to holidays and sick days) so that you can unwind, unplug, and recharge
• 16 weeks paid parental leave (including adoption and foster care)
• 100% paid insurance premiums for you and your dependents
• 401k retirement matching - up to 5% dollar-for-dollar match to retirement contributions
• $1,500 annual healthy lifestyle budget (for gym memberships, classes, fitness equipment)
• $250/monthly Remote Work Stipend to be used for home internet, cell phone, and other miscellaneous remote work costs
• $300/month co-working space rental reimbursement
• $2,000/yearly professional education budget for conferences, courses, workshops, books, etc.
• $1,500 home office budget to make sure your working space is ergonomic and just what you need to do your best work!
• One month sabbatical after five years at Customer.io
• We also have opportunities to meet in person with your peers throughout the year

All final candidates will be asked to complete a background check and employment verifications as part of our pre-employment process.

Customer.io recognizes the stifling impact of systemic injustice on diverse communities. We commit to using our influence to increase inclusion and equity within the tech industry. We strive to build an inclusive team culture, implement bias-free hiring practices, and develop community partnerships to expand our global impact.

Join us!

Check out our careers page for more information about why you should come work with us! We are passionate about our core values of Empathy, Transparency, Responsibility, and Awkwardness and are looking for new coworkers to share and build that passion!

How to apply

Apply at the link below and tell us why you’re interested in the position! ****We aim to respond to all applicants with a status update about your application, provided no technical issues or other limitations prevent us from doing so. Please keep an eye on your email for updates.

At Customer.io, we prioritize authentic interest and applications in our hiring process. To ensure fairness and integrity, the use of AI or automation during interviews or assessments is prohibited. Candidates who do not adhere to this will be removed from consideration.

Here’s what you can expect from our hiring process:

1. 30 minute video call with a Recruiter
2. 60 minute Technical Interview with two members of our engineering team
3. Take Home Assignment
4. 60 minute Assignment Review Call with two members of our engineering team
5. 60-minute Interview with Hiring Manager