Job Summary: We are looking for a professional to define best development practices, program and test systems, implement complex functionalities, and propose technological improvements. Key Highlights: 1. Autonomy and a dynamic, challenging environment 2. Opportunity to interact with diverse technologies and projects 3. Company recognized by GPTW and in growth **What We Are Looking For?** **Main Responsibilities:** Define best development practices; Program, code, and test systems in the relevant language, moving across Back-End development projects; Implement complex system functionalities; Propose technological improvements to systems; Monitor adherence to best practices in system development; Validate the existing test coverage in projects; Validate new application functionalities; Monitor application system performance; Propose technological improvements to systems; Anticipate opportunities and issues proactively, acting swiftly and effectively to develop preventive solutions; Support junior developers and contribute to project decision-making; Perform system maintenance, implementing necessary changes to meet user requirements; Develop assembly, debugging, and testing activities for programs, performing maintenance on already-developed programs. **Requirements:** * Proven experience in cloud environments — Azure, AWS, or GCP; * Experience in Node.js development (JavaScript; TypeScript is desirable); * Knowledge of Java programming; * Experience working with asynchronous tools and message brokers, e.g., Azure Service Bus, Event Hub, Apache Kafka, AWS SQS, RabbitMQ; * Experience in testing (unit and integration) and documentation of REST APIs, Async APIs; * Experience in Microservices development; * Solid knowledge of Service-Oriented Architecture (SOA) and Event-Driven Architecture (EDA); * Knowledge of Tracing and Logging implementation for services and microservices; * Knowledge of relational and non-relational databases (e.g., PostgreSQL, MongoDB) and Databricks; * Experience working with Containers; * Familiarity with CI/CD workflows and tools; * Knowledge of package management tools: NPM / Yarn; * Experience working within Agile methodologies (SCRUM & Kanban); * Experience with code versioning tools required; * Experience in handing over applications to support and continuous improvement teams **Nice-to-Haves:** * Proficiency in Spring Boot and Spring Batch frameworks; * Development experience with Scala, Python, JavaScript; * Kubernetes; * Understanding of different protocols: HTTP/HTTPS, AMQP, TCP, TLS; * Experience supporting production applications, including monitoring, troubleshooting, and analysis; * Ability to analyze and model databases; * Experience in initiatives related to LGPD, GDPR, and information security; * Familiarity with financial environments and/or Acquirers/Payment Processors; * Knowledge of SaaS and DaaS; * Knowledge of point-to-point file transfer tools (e.g., B2B and Connect:Direct); * Knowledge of Data Integration Platforms. **Work Location:** This is an Anywhere Office position — you will work 100% remotely. **Why Build Your Career at Meta?** We offer autonomy, clear goals, and a dynamic, challenging environment where professionals have the opportunity to interact with diverse technologies, participate in all types of projects, bring new ideas, and work from anywhere in Brazil — and why not, the world? Additionally, we are one of the best companies to work for in Brazil according to Great Place to Work and among the top 10 fastest-growing companies in the country for three consecutive years, as reported by the Informática Hoje Annual Report. **What Are Our Values?** * We are people serving people * We think and act like owners * We strive for performance * We grow and learn together * We pursue excellence and simplicity * Innovation and creativity are in our DNA All individuals are welcome regardless of their condition, disability, ethnicity, religious belief, sexual orientation, appearance, age, or similar factors. We want you to grow with us in an inclusive, opportunity-rich environment. If this resonates with you, then #JoinMeta!