Senior Software Engineer - Java/Go

Description

Job Summary: As a Senior Software Engineer at Mercado Livre, you will design and scale innovative and secure systems in a dynamic environment powered by cutting-edge technology to democratize e-commerce and financial services. Key Highlights: 1. Design and scale innovative and secure systems using cutting-edge technology. 2. Work with Kotlin and Go, applying engineering best practices and ownership. 3. Collaborate across all phases of high-impact product design. As a **Senior Software Engineer** at Mercado Livre, you will design and scale innovative and secure systems that solve real-world, high-impact problems. You will work in a dynamic environment powered by cutting-edge technology, applying engineering best practices, proprietary AI models, and continuous learning—all to democratize e-commerce and financial services across Latin America. Imagine tackling challenging, dynamic, and innovative projects—and being **responsible for:** * Participating in architecture design for our solutions—whether building something new, developing a proof of concept, writing a request for comments, or deeply analyzing and solving a problem. * Coding, designing, and providing support—primarily in Kotlin and Go—while acting as the owner of your code, since we take ownership seriously. * Identifying and proposing best practices, participating in project definition, code reviews, testing, and maintenance. * Engaging in all phases of high-impact product design—analyzing requirements, proposing, and developing solutions that add value to both technical and business areas. * Proposing and developing solutions that add value to technical and business areas, collaborating on defining layouts for our products. **What we’re looking for in you:** * Experience developing software in high-performing teams. * Proficiency in open-source programming languages such as Java, Kotlin, and Go. * Familiarity with technologies including Cloud Computing, Docker, relational and NoSQL databases. * Experience with distributed architectures, cloud environments (AWS and GCP), and microservices. * Strong understanding of SOLID principles, Clean Architecture, Event-Driven Architecture, and development best practices. **Are you excited to leave your mark on Latin American technology?** Apply now and join our purpose! Work mode: Hybrid. Office location: Melicidade (São Paulo).