Senior Software Engineer - Platform Security

Description

Job Summary: Design and scale innovative and secure systems to solve high-impact problems in a dynamic, cutting-edge technology environment—aiming to democratize e-commerce and financial services across Latin America. Key Highlights: 1. Design and scale innovative and secure systems using cutting-edge technology. 2. Handle technically complex problems in high-impact critical services. 3. Leave your mark on Latin American technology. As a **Senior Software Engineer** at Mercado Livre, you will design and scale innovative and secure systems that solve real, high-impact problems. You will work in a dynamic, cutting-edge technology environment, applying sound engineering practices, proprietary AI models, and continuous learning—all to democratize e-commerce and financial services across Latin America. Imagine yourself leading challenging, dynamic, and innovative projects and **being responsible for:** * Developing and evolving various applications and components with a security focus across the entire Meli ecosystem. * Handling technically complex problems in critical services processing over 900 million daily transactions—central to the company’s overall impact. * Ensuring quality and robustness of developed components, meeting requirements for observability, high availability, reliability, and performance. * Actively participating in organizing, defining, and prioritizing the team’s backlog and roadmap. **What we’re looking for in you:** * Experience in Backend development using Go or Java, plus design and implementation of REST services. * Familiarity with cloud architectures and tools, and experience in high-load environments with a focus on concurrency. * Strong knowledge of testing strategies across multiple layers: unit, integration, functional, and load testing. **Are you excited to leave your mark on Latin American technology?** Apply now and join our purpose! Hybrid work model. Locations: Osasco \- SP.