Back-End Engineer / Platform Engineer

Role: Back-end engineer / Platform Engineer Location: Brazil (Remote) Mode: Contract Required Skills & Experience - 6+ years of software engineering or backend development experience Strong experience with API development (GraphQL and REST) - Solid understanding of database design and optimization (SQL & NoSQL) Hands-on experience with cloud platforms (AWS or OCI) - Experience with containers and orchestration (Docker, Kubernetes) Proficiency in at least