Why You'll Love Working Here:

• You will directly contribute to the core features that drive Customer.io's mission, helping businesses create meaningful conversations at scale.
• You'll tackle complex problems related to scalability, data processing, and high availability that many engineers aspire to solve.
• Collaborate within the Workflows team, working closely with frontend engineers, product managers, and designers to deliver features that enhance user satisfaction and our collective success.
• Enjoy the flexibility to work from anywhere in the world, supported by a culture that values diversity, inclusion, and work-life balance.

Responsibilities Include:

• Design and implement robust services in Go to enhance our ability to scale dynamically and handle increasing volumes of data efficiently.
• Improve our data handling and storage solutions to support the complex workflows our customers create.
• Work closely with the product team to understand customer needs and translate them into impactful features.
• Identify and address performance bottlenecks in our current systems, ensuring high reliability and responsiveness.
• Mentor other engineers, promoting best practices in software development and fostering a culture of technical excellence.

Qualifications:

• Preferably 7+ years of backend development experience with a proven track record of developing high-performance, scalable, distributed systems.
• Strong proficiency in Go; experience with cloud infrastructure services; skilled at building and maintaining cloud-native applications.
• Solid experience with relational databases, particularly MySQL, with expertise in writing optimized queries and designing effective database schemas.
• Capable of diagnosing and resolving complex technical issues, committed to improving existing systems and processes.
• Excellent communication skills and a collaborative spirit; comfortable working in a distributed team environment and engaging with various stakeholders.
• Available to work in North/South American time zones.

Preferred Qualifications:

• Background in industries that demand high scalability and reliability.
• Mastery in developing asynchronous task systems, real-time data processing, and performance optimization.
• Proven ability to lead projects and mentor engineers toward achieving excellence in code and system architecture.

About Customer.io

Our mission at Customer.io is to power automated communication that people like to receive. Today, over 7,300 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, we help businesses increase relevance by using behavioral data—what people do or don’t do when logged into a web or mobile app.

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

Benefits at Customer.io Include:

• Unlimited Paid Time Off—we encourage at least 20 vacation days (in addition to holidays and sick days) so 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 for home internet, cell phone, and other remote work costs.
• $300 monthly co-working space rental reimbursement.
• $2,000 yearly professional education budget for conferences, courses, workshops, books, etc.
• $1,500 home office budget to ensure your workspace is ergonomic and suited to your needs.
• One-month sabbatical after five years at Customer.io.
• 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 are committed 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!

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

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

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 the Hiring Manager