Senior Software Engineer - Adversary Detection & Response
Mercado Libre14 hours ago
Buenos Aires, ArgentinaSenior
Responsibilities
- Analyze, design, develop, and maintain efficient, reliable, and scalable services for adversary detection and response.
- Connect Data Science and Business needs with Technology while ensuring end-to-end technical quality and defining architecture for solution evolution.
- Optimize production operating costs and ensure stability and observability through metrics, distributed tracing, structured logs, and alerts.
- Participate in incident coordination rooms when necessary.
- Use AI tools to write and review code, generate tests, debug issues, and document solutions.
Requirements
- Production expertise with Java 17 or later and Spring Boot.
- Experience with relational databases such as PostgreSQL or MySQL.
- Ability to design asynchronous, messaging- and topic-based architectures using technologies such as Kafka or RabbitMQ.
- Knowledge of concurrency and distributed parallelism scenarios.
- Experience applying production observability practices with metrics, distributed tracing, and structured logs using tools such as Datadog or New Relic.
- Experience integrating AI coding assistants such as Claude Code, GitHub Copilot, or Codex into development, testing, debugging, and documentation workflows.
Benefits
- Hybrid work arrangement.
- Opportunity to work on technology that protects digital operations and financial services for millions of users in Latin America.
- Work in a collaborative, healthy, positive, and dynamic environment.
Tech Stack
About Mercado Libre
Mercado Libre builds an e-commerce marketplace and fintech infrastructure for consumers and merchants across Latin America. It monetizes through marketplace transaction fees, payment processing (Mercado Pago), logistics and fulfillment (Mercado Envíos), advertising, and credit products. Founded in 1999 and headquartered in Buenos Aires, it operates in 18 countries and is publicly traded on Nasdaq under the ticker MELI.