Senior Backend Engineer

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us Ruby Labs is a leading tech company that creates and operates innovative consumer products

We offer a diverse range of opportunities across the health, education, and entertainment industries.

Our innovative teams are driving the future of consumer-led products, and we're always looking for passionate individuals to join us.

Learn more about our story at: About the role At RubyLabs we’re hiring a Senior Backend Engineer to help design, build, and scale the core backend systems that power our AI product.

This is a high-ownership role for an engineer who loves solving distributed systems challenges and driving both feature delivery and infrastructure excellence.

This position requires close collaboration with our development team to ensure consistency, quality, and alignment across all projects.

Responsabilidades

Deliver new backend features with a focus on scalability, performance, and reliability

• Maintain, optimize, and improve existing services and infrastructure.

Design, deploy, and operate backend services across AWS, Cloudflare, and other environments.

Implement and evolve monitoring and observability using tools such as Sentry, OpenTelemetry (OTel), logging, alerting, and related platforms.

Investigate and resolve production issues across distributed systems.

Write clean, maintainable code aligned with SOLID principles, system design, and backend best practices.

• Lead incident investigations, root cause analysis, and system reliability improvements.

Contribute to architectural decisions, documentation, and infrastructure planning.

• Collaborate with high standards for communication, ownership, and delivery.

Calificaciones

Deep expertise in distributed systems, system design, and backend architecture

Strong understanding of database fundamentals, indexing, consistency, replication, transactions, and storage trade-offs.

Proven ability to design scalable and resilient systems.

Fluency in Node.

js backend development.