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Description:
Join Customer.io as a Senior Fullstack SDK Engineer to build tools for developers integrating with the platform.
Work on SDKs across Android, iOS, Node, and Go, improving developer experience and delivery infrastructure.
Requirements:
Expert-level competency in at least one programming language and strong software/API design fundamentals.
Experience with production-quality software and understanding of system integration.
Fluency with LLMs and agentic coding tools for codebase navigation and parallel execution.
High autonomy in ambiguous environments and strong communication skills.
Experience with external-facing SDKs or developer tools is a plus.
Benefits:
Competitive salary range of $150,000 - $200,000 USD based on experience.
Comprehensive benefits including 100% coverage of medical, dental, vision, and mental health insurance, 16 weeks paid parental leave, unlimited PTO, and professional development budget.