Typescript | NodeJS | SQL | React | Python | NoSQL | AWS Software engineer with 5+ years of experience. Passionate about driving innovation and delivering optimal solutions. Experienced in multiple business domains like transportation, financial services, and law enforcement.

Desarrollador de Backend especializado en NodeJS usando JavaScript o TypeScript. Tengo experiencia con NestJS y React.

I am a Software Engineer in Test with a solid and diversified trajectory in ensuring the quality of systems in different sectors and projects. My experience includes leading the technological evolution of corporate systems, contributing to successful migrations to modern platforms, and effectively collaborating in technical teams. With proficiency in private and public technologies, I have proven skills in developing test strategies, status reports, and conducting automated tests both on the front end and back end. My ability to adapt to challenging environments and my commitment to excellence make me a valuable asset to any development team. If your company is seeking an experienced professional in Automated Testing, capable of ensuring quality and efficiency in technology projects, I am available to contribute with my knowledge and skills. Knowledge: • Business Areas: Banking, Insurance, Means of Payment, Telecommunications, Petrochemical, Energy, e-commerce, Internet of Things, Government and Foreign Trade • Testing Techniques: White-box, Black-box, Collaboration-based and Experience-based • Testing Tools: Quality Center, Azure Test Plans, Xray Test Management, Zephyr Test Management, SonarCloud, UFT One, Silk Test, LoadRunner, Rational Functional Tester, TestComplete, Cypress and Postman • Testing Frameworks: Cucumber, JUnit, xUnit, Rest-assured, RestSharp, Selenium WebDriver and Robot Framework • Programming Languages: Java, C# and SQL • Mobile: Appium and UI Automator • Databases: MongoDB, Oracle and SQL Server • Code Management: Azure DevOps, Rational ClearCase, GitHub and Bitbucket • Cloud: AWS, Azure and BrowserStack • DevOps: GitHub Actions, Jenkins, Docker, VirtualBox and WinSCP • IoT: MQTT Explorer • Collaboration: Azure DevOps, Salesforce, SharePoint, Confluence and Jira • Incident Management: ServiceNow • Operating Systems: OS X, Ubuntu, Android, Windows and Mainframe • Better Practices: Scrum, Kanban, Behavior Driven Development, Extreme Programming, Page Objects Model Pattern, Clean Code, RUP and CMMI • Languages: Portuguese (C2), English (B2) and Spanish (B1) • Authorizations: Portuguese Resident, US Visa and eTA

I am a highly experienced Full Stack Engineer with over 8 years of expertise in the technology sector, holding a degree in Software Engineering. My career began as a developer, and since then, I have consistently emphasized best practices, agility, quality, and design patterns, which have become integral to my daily work in driving innovation and boosting business success. I have a deep specialization in TypeScript and mastery of its associated frameworks, including React, Next.js, and Nest.js, along with their entire ecosystems. This expertise allows me to build highly efficient, scalable, and maintainable applications. My hands-on experience spans backend, frontend, and mobile development, ensuring a comprehensive understanding and adaptability across these domains. Currently, I am responsible for designing, implementing, and overseeing complex software solutions across various industries. Recently, I've been deeply involved in integrating generative AI solutions into corporate environments, leveraging this cutting-edge technology to enhance business processes 🚀 Technical Expertise: - Web Technologies: React, Next.js, Angular, HTML, CSS, JavaScript, TypeScript, TailwindCSS, Material, ShadcnUI, Redux, ContextAPI, Zustand. - Backend Technologies: Node.js, Express.js, Nest.js, SQL, noSQL, Python, FastAPI - Artificial Intelligence: Python, LangChain, LlamaIndex, LLM interaction, Prompt Engineer, Agents, RAG - Architecture and Quality: Clean architecture, DDD, Hexagonal Architecture, Design Patterns, unit tests, integration tests, e2e tests - Q.A Technologies: Jest, Vitest and Cypress - Mobile Technologies: Flutter, Dart, App Store & Play Store delivery. - DevOps & Infrastructure: AWS (ECS, EKS, EC2, ECR, S3, VPC, Route53, RDS, DocumentDB, etc.), Azure (AKS, App Service, Managed Databases, ACR, Azure AI Services, etc.), GCP (Cloud Run, Vertex AI Stack), IaC with Terraform 🤝 Key Soft Skills: Exceptional communication and teamwork abilities, a strong commitment to delivering high-quality results, creative and efficient problem-solving skills, with a dedicated focus on continuous learning and professional development.

I am a Junior Web Developer with training-level experience in VTEX IO and a solid foundation in web development technologies. I am passionate about creating user-friendly and efficient digital solutions, always eager to learn and apply new skills in real-world projects. With a focus on continuous growth and collaboration, I thrive in team environments and am driven to contribute to innovative projects that make a meaningful impact. My goal is to expand my expertise while delivering high-quality results.

Hey there! I'm Yens 👋 I'm a passionate Mid Senior Backend Developer, with experience in Full Stack too. I love self-learning and have a knack for problem-solving. I thrive both in team environments and working independently, and I easily adapt to any work setting. Let's chat about how I can contribute to your team!👨‍💻