Job Summary: We are seeking a professional with backend development experience using .NET and C#, familiar with REST APIs and databases, and experienced in agile methodologies. Key Highlights: 1. Experience with .NET, C#, and REST API development 2. Experience with agile methodologies and automated testing 3. Advantages in AWS, microservices, and messaging **Company Description** Serasa Experian is Brazil’s first and largest Datatech company. A leader in risk and opportunity intelligence solutions, focused on credit journeys, authentication, and fraud prevention. With cutting-edge technology, innovation, and top talent, it transforms risk uncertainty into the best decision—helping individuals achieve their dreams and enabling businesses of all sizes and sectors to thrive. We have 22,000 people operating across 32 countries, and every day we invest in new technologies, talented professionals, and innovation to help all our customers maximize every opportunity. Headquartered in Dublin, Ireland, Experian is listed on the London Stock Exchange (EXPN) and is a constituent of the FTSE 100. **Job Description** **What We’re Looking for in You:** * Experience with the .NET platform and the C# language; * Experience in backend application development; * Knowledge of the REST standard and experience building APIs; * Relational and non-relational databases; * Automated testing; * Experience with Git and its workflows; * Experience with agile methodologies. **What Would Be Advantages:** * Experience with cloud applications (AWS); * Use of messaging in asynchronous solutions (RabbitMQ, SQS, SNS); * Containers (Docker, Kubernetes); * Familiarity or experience with 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 services or fintech industry. **Qualifications** **Qualifications** * .NET * AWS * API * PostgreSQL * SQL Server **Additional Information** Serasa Experian is much more than you imagine. With a purpose to create a better future—expanding opportunities for individuals and businesses—we are over 4,000 people in Brazil working across diverse teams and specialties. Here, every skill and form of diversity complements one another, and you can work on what you love most. We are committed to building an inclusive culture and an environment where people can balance their careers with personal commitments and interests—prioritizing well-being. We are deeply dedicated to being one of the country’s best and most innovative companies to work for, enabling incredible experiences and careers for our people. Our strong “people-first” approach is externally recognized through numerous market certifications: we’ve been awarded by Great Place To Work™ in 24 countries and hold the international Top Employers certification, in addition to being recognized as one of the best companies for young professionals and maintaining a 4.6 rating on Glassdoor. Each recognition confirms we’re on the right path—creating an ever-better workplace for our talents. **Join the \#TimeVeloz!** Let’s grow together! We truly want to contribute to the growth of those around us. Our Purpose? To improve lives, share dreams, and celebrate achievements.