About this role
Senior Software Engineer at Mercado Libre. Location: São Paulo or Santa Catarina. Role: designing systems, scaling systems, monitoring metrics Requirements: Experienced backend developer with Java or Golang, microservices, messaging (Kafka/RabbitMQ), REST APIs, relational and NoSQL databases, observability tools, and experience with AI-assisted development. Category: Software Development Seniority: Senior Level Tools: Java, Golang, Kafka, RabbitMQ, OpenAPI, Swagger, MySQL, New Relic, Kibana, Datadog, Grafana, ElasticSearch, codex, claude, vibe coding Commitment: Full Time Workplace: Hybrid Languages: Portuguese