Job Summary: We are seeking Senior Fullstack Developers for development teams that value impact in the financial market and innovation. Key Highlights: 1. Work with cutting-edge technologies in an innovative environment 2. Lead strategic projects in AI, data, and information security 3. Culture of collaboration, well-being, and diversity We are experiencing growth and seeking Senior Fullstack Developers (with solid experience in .NET and Angular) for our development teams. Our position is located in São Paulo city, in the Avenida Paulista region. The Daycoval Group comprises an engaged, upbeat team committed to making a difference in our customers’ lives. We understand how challenging and demanding the financial market is—and that’s exactly what we love. Our market is accelerating rapidly with the digital world’s entry, and here we actively transform our processes. **Responsibilities and Duties** * Develop and enhance systems using C# and .NET * Create and consume secure, scalable REST APIs. * Integrate with external services (e.g., WhatsApp/Meta APIs). * Implement and optimize data access with Web Page is Unavailable and SQL Server (procedures, views, complex queries). * Design solutions based on clean architecture, SOLID principles, and design patterns. * Develop and maintain queues, workers, and background services. * Ensure security and authentication best practices in solutions. Work with Git code versioning and collaborative team practices. * Work with messaging using RabbitMQ. **Requirements and Qualifications** * Mandatory Requirements: Advanced C#. * .NET 6 or later. * REST APIs (creation and consumption). * Integration with external services. * Web Page is Unavailable and SQL Server (query optimization). * Clean architecture, SOLID, design patterns. * Queues, workers, and background services. * Solid understanding of security and authentication. * Git and collaborative versioning. Messaging with RabbitMQ. **Desirable Differentiators**: * Experience with bots or conversational agents. * Knowledge of DevOps and CI/CD pipelines. * Hands-on experience with AI tools (Copilot, Cursor, Claude, etc.). With over 50 years of history, **Daycoval Bank** has built a trajectory grounded in strong results, business competence, and excellence in financial services. We are a financial institution specialized in corporate credit, individual credit (payroll-deductible loans and vehicle financing), foreign exchange products (foreign trade and remittances), asset management, and investments. Headquartered in São Paulo (capital), the Bank operates hundreds of service points across 21 states and the Federal District. Our national recognition stems from a robust management profile combined with seriousness and consistency in conducting business. Daycoval also maintains a branch in the Cayman Islands, serving as a key instrument for resource mobilization and correspondent banking relationships, supporting international operations and business. **Join us in building the future!** Here, you’ll work with cutting-edge technologies and connect with a team passionate about innovation. Our technology division leads strategic projects, especially initiatives in artificial intelligence, data, and information security. Our environment is collaborative and inclusive, with a strong sense of belonging. **What you’ll find working in technology at Daycoval?** * Professional and organized work environment; * Focus on system stability, quality, and continuity; * Projects with direct impact on the financial business; * Collaborative work between technology and internal departments; * Technical development opportunities within a solid corporate context. Over the years, this operational model has earned Daycoval significant recognition, including the award for Best Middle Market Bank in Brazil for two consecutive years, as granted by Austin Rating and the newspaper O Estado de S.Paulo. **Culture and People** We believe outstanding results stem from committed people. Therefore, we invest in initiatives promoting well-being, engagement, and social responsibility, such as: * **Musicantes**: free music and singing classes for employees * **Brincar de Viver**: theater and storytelling with social impact * **Quality of Life Program**: initiatives focused on health, sports, and culture **Commitment to Society and Diversity** Beyond focusing on results, we uphold responsible societal engagement—supporting solidarity campaigns and institutions through donations and tax incentives. We value diversity and consider all talents, regardless of ethnicity, religion, color, gender, age, disability, nationality, sexual orientation, gender identity or expression. Here, you’ll find a professional, respectful environment offering space to build a consistent career in technology. **Tech Initiatives** **#DevDay** Every year, our developers gather for a special event where innovation takes center stage. DevDay is an intensive day packed with talks, knowledge sharing, and deep learning about trends transforming the technology landscape. From artificial intelligence to digital security solutions, our teams dive headfirst into inspiring content that fuels new ideas. It’s a moment of connection, growth, and shared energy among those building the future alongside us. More than just an event, DevDay strengthens cross-departmental collaboration, promotes continuous evolution, and inspires new solutions for everyday challenges. **#Hackatoon** At Daycoval Bank, we promote internal initiatives focused on technical development, collaboration, and business-oriented innovation. The Daycoval Hackathon is an event encouraging idea exchange and creation of technological solutions for real Bank challenges—bringing together professionals from diverse areas in a collaborative, results-driven environment. **Join us and turn challenges into solutions impacting millions of people!**