We are seeking a Senior Backend Engineer 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.

• 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.

• Works in North/South American time zones
• Preferably 7+ years of relevant experience.
• A track record of delivering performant and scalable distributed applications on cloud infrastructure in Golang.
• A collaborative mindset backed by excellent communication skills and a desire to help us make great decisions in an empathetic and respectful way.
• Experience working with customers and applying a deep understanding of their needs to produce timely solutions to their real-world problems.
• A solid understanding of scalability problems and experience building out performant distributed applications on cloud infrastructure.
• Comfort working in UNIX environments and applying modern collaborative development practices.
• Experience in working with RDB systems, preferably MySQL.
• Ability to deliver high-quality solutions quickly and without mentorship.
• Experience working within a distributed company is preferred.

Our mission at Customer.io is to power automated communication that people like to receive. Today over 7,100 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.

• 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.

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!

Apply at the link below and tell us why you're interested in the position! ****We plan to respond to all applicants with a status update about your application.

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. Final Interview with Hiring Manager