Developer – Fullstack

Job not on LinkedIn

🕒 June 30

🏢🏡 São Paulo – Hybrid

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

🗣️🇧🇷🇵🇹 Portuguese Required

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Logo of Topaz

Topaz

WebsiteLinkedIn

501 - 1000 employees

Founded 1987

💳 Fintech

☁️ SaaS

🏢 Enterprise

Fintech • SaaS • Enterprise

Topaz is a technology company specializing in digital financial solutions and the developer of a full-banking, cloud-native platform. Part of the Stefanini Group, it offers modular core banking, payments, fraud and AML prevention, omnichannel customer experiences, open banking and investment/treasury tools, serving banks, microfinance institutions, cooperatives, fintechs and other enterprises across 25 countries. Topaz emphasizes scalability, security and configurability, with a SaaS-style ecosystem used by 300+ clients and hundreds of millions of end customers.

📋 Description

• Screen Development: Create and modify application screens and components using React Native and the Expo ecosystem, following the designs produced by the team. • Best Practices: Learn and apply the team's coding standards (organization, cleanliness) and security guidelines. • Quality and Testing: Help write basic tests for the features you implement, ensuring everything works correctly. • Team Collaboration: Participate in meetings and code reviews to receive guidance and learn from more experienced developers. • Integration: Connect the screens you develop to backend APIs.

🎯 Requirements

• Solid Back-end Development Experience: Proficiency with .NET (ASP.NET) or Node.js (Nest.js), with proven experience in medium-complexity projects. • Mobile Development: Experience building applications with React Native and the Expo ecosystem, including build processes, publishing, and dependency management. • Object-Oriented Programming: Strong OOP proficiency and practical experience applying common design patterns. • Databases: Experience with PostgreSQL or SQL Server, including basic query optimization and understanding of data modeling in transactional systems. • Architecture and Patterns: Familiarity with layered architectures (MVC) and good code organization practices. • System Communication and Cloud: Proficiency in connecting software components (via RESTful APIs or asynchronous messaging) on scalable, managed cloud infrastructure (AWS, Azure, or GCP). • Tools and Quality: Proficiency with version control (Git) and the ability to write unit tests. • Nice-to-haves / Differentials: Knowledge or experience with PHP and the Laravel framework. Experience building interfaces with Vue.js and Vuetify. Knowledge or experience with native Android (Kotlin) and/or native iOS (Swift). Exposure to or experience with automated build and deploy pipelines (CI/CD). Familiarity with queueing and pub/sub systems (e.g., SQS, Kafka, RabbitMQ) for asynchronous communication. Basic knowledge of monitoring tools (logging and tracing) for diagnostics. Experience working in Scrum or Kanban environments.

🏖️ Benefits

• Comprehensive Well-being: Your well-being matters. We provide comprehensive health plans for you and your loved ones, because a healthy team is a team that transforms. • Development and Growth: Your career doesn't stop. At Topaz, #Evolution is constant. Through training programs and daily challenges, we give you the tools to unlock your full potential. • Flexibility and Work–Life Balance: We believe in balance. Enjoy the flexibility you need to perform at your best with our hybrid work model and a day off on your birthday to celebrate as you deserve.

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