Job Summary: We are seeking a professional to program, code, and test Front-End and Back-End systems while adhering to standards and suggesting improvements. Key Highlights: 1. Opportunity to interact with diverse technologies and projects 2. Dynamic and challenging environment with autonomy 3. Great Place to Work company experiencing growth **What We Are Looking For?** **Main Responsibilities:** Program, code, and test systems in the specified language, working across both Front-End and Back-End development projects; Implement complex functional features; Maintain existing project standards and suggest improvements; Validate new application features; Perform system maintenance, implementing necessary modifications to meet user requirements; Develop assembly, debugging, and testing procedures for programs; perform maintenance services on already-developed programs; Apply industry best practices in development. **Requirements:** Experience with the .NET platform and the C# language; * Backend application development experience; * Familiarity with the REST standard and experience building APIs; * Relational and non-relational databases; * Automated testing; * Experience with Git and its workflows; * Experience with Agile methodologies. Preferred Qualifications: * Cloud application experience (AWS); * Use of messaging systems in asynchronous solutions (RabbitMQ, SQS, SNS); * Containers (Docker, Kubernetes); * Familiarity with or experience in microservices architecture; * Hands-on experience with: PostgreSQL, SQL Server, Redis, RavenDB, ElasticSearch, Kibana, Datadog, Hangfire, RabbitMQ, and NHibernate; * Knowledge of architectural patterns and design patterns (design patterns, architectural styles, SOLID, clean code); * Experience using an API Manager; * Experience with integrations; * Experience in the financial sector or fintech. **Preferred Qualifications:** **Work Location:** **Why Build Your Career at Meta?** We offer autonomy, clear goals, and a dynamic and challenging environment where professionals have the opportunity to interact with diverse technologies, participate in all types of projects, bring forward new ideas, and work from anywhere in Brazil—and why not, anywhere in 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 Yearbook. **What Are Our Core Values?** * We are people serving people * We think and act like owners * We are driven by 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 related factors. We want you to grow with us in an inclusive, welcoming environment full of opportunities. If this resonates with you, then #JoinMeta!