Senior Backend Engineer I (AI Feature Builder) - Europe/LaTAM

JOB SUMMARY

The Senior Backend Engineer I is responsible for designing, building, and evolving backend systems that power our flagship CMS platform.

Works closely with product owners, designers, and fellow engineers to deliver scalable, reliable, and secure server-side solutions. This role operates primarily within a single team or well-defined backend domain and is accountable for successful delivery within that scope. You are expected to operate independently within your team, take ownership of complex features, and contribute to improving code quality, performance, and maintainability.

Success in this role is measured by consistent delivery of high-quality backend solutions, strong ownership of production systems, and meaningful contributions to your team’s technical standards and execution capacity.

ESSENTIAL JOB FUNCTIONS

• Own and deliver complex backend features and services using modern technologies (primarily Ruby on Rails; experience in other languages such as Python, Rust, or Elixir is valued).
• Contribute to the design and implementation of scalable APIs and backend logic that ensure high performance, reliability, and security.
• Take responsibility for the performance and scalability of your team’s backend systems, optimizing queries and data models using PostgreSQL and other storage systems.
• Write clean, efficient, secure, and well-documented code that follows established engineering standards and best practices.
• Implement and maintain automated tests as part of development workflows, contributing to continuous integration and deployment practices.
• Proactively identify and resolve bugs and production issues, balancing speed and quality while minimizing customer impact.
• Participate actively in code reviews, providing constructive feedback and upholding high engineering standards.
• Collaborate closely with product owners, designers, and other stakeholders to translate business requirements into sustainable technical solutions.
• Develop a strong understanding of the backend codebase and domain, contributing to

WHAT IS IN IT FOR YOU

• Monthly remote work stipend (home internet costs, electricity). Home office equipment package right at the start (laptop, keyboard, monitor…)
• Home office equipment upgrade (furniture, ear plugs …) or membership to a local co-working space after your onboarding
• Sick leave benefit, parental leave and 25 days of annual leave plus your local national holidays
• Personal development fund for courses, books, conferences, and material
• VSOP (Virtual Stock Option Plan)
• The annual international team-building trip, quarterly and monthly online get-togethers
• As a fully remote company, with work-life balance at its core, you’ll enjoy flexible schedules
• An international team that loves to have fun at work and works hard together to accomplish shared goals