Mid-Level CMS Engineer (Sanity) – Remote (Latin America)

About the role

FullStackFullStack is looking for a Mid-Level CMS Engineer with deep experience in Sanity to join its talent network and work remotely for U.S. clients across Latin America. You will become an integral part of the client’s engineering team, collaborating daily with designers and engineers on large‑scale content migration projects.

Key responsibilities

• Integrate into the client’s development team and contribute to daily engineering tasks.
• Lead end‑to‑end Sanity CMS migration initiatives, including content modeling, data mapping, transformation, and migration tooling.
• Design and implement backend services and API‑driven architectures.
• Build and maintain scalable distributed systems using modern JavaScript frameworks.
• Define migration strategies, identify technical risks, and ensure data integrity throughout projects.
• Implement integrations between enterprise platforms and the Sanity CMS.

Required profile

• Minimum 3 years of professional full‑stack software engineering experience.
• Advanced English proficiency.
• Completed a four‑year college degree.
• Extensive production experience with TypeScript and Node.js.
• Proven track record leading large‑scale Sanity CMS migrations.

Required skills

• TypeScript
• Node.js
• Sanity CMS (content schemas, GROQ, migration tooling, APIs)
• React and/or Next.js
• RESTful APIs and GraphQL
• Headless CMS architecture
• Document‑based databases
• Cloud platforms and modern deployment workflows