Remote Senior Fullstack Engineer Job in United States Customer.io

Who you are

• 7+ years of professional experience in full-stack development with a strong portfolio showcasing complex web applications and distributed systems
• Professional experience with TypeScript combined with advanced knowledge of JavaScript, CSS, and HTML
• Experience in modern JavaScript frameworks
• Proficiency in backend technologies, ideally with Go or another strongly-typed language such as Java, Kotlin, or TypeScript
• Experience designing and maintaining scalable APIs and services with relational (e.g., PostgreSQL or MySQL) or NoSQL databases
• Deep experience working in AWS, GCP, or Azure, or tools like Docker and Kubernetes
• Passionate about building high-quality, testable code using unit, integration, and end-to-end testing
• A track record of collaborating effectively in a distributed team environment with strong written and verbal communication skills
• Problem-solving expertise with the ability to transform complex technical challenges into simple, elegant solutions
• A DevOps approach to development with experience in CI/CD pipelines, infrastructure automation, and monitoring production systems
• Demonstrated ability to influence product direction and contribute technical insights

What the job involves

• Work on challenging problems, building scalable, robust services and user interfaces that drive the future of customer engagement technology
• Blend your expertise across both backend and frontend systems to impact the experience of a wide variety of customers, from startups to global enterprises
• Shape the features and infrastructure needed for our product to flourish
• Design and develop high-performance, scalable services in Go and user interfaces in JavaScript (React & Ember), driving critical workflows that empower businesses
• Collaborate cross-functionally with partners across Product, Design, and Engineering to shape and implement features that enhance our platform
• Own the entire development lifecycle, from technical design through implementation and deployment, ensuring reliability, maintainability, and performance at scale
• Lead by example, mentoring your peers and contributing to a culture of shared knowledge, continuous learning, and technical excellence
• Identify high-impact opportunities to improve both backend services and frontend interfaces, turning complex challenges into elegant, user-friendly solutions
• Influence product direction through technical insights, proactively collaborating with others to prioritize features that matter most

Application process

• 30 minute video call with a Recruiter
• Take Home Assignment + 2 60 minute Assignment Review Calls
• 60 minute Technical Deep Dive Interview
• Final Interview with Hiring Manager