Full Stack Developer

Description

Summary: Seeking a Full Stack Developer to design, develop, and maintain scalable web applications and integrate AI-powered solutions. Highlights: 1. Design, develop, and maintain scalable web applications end-to-end 2. Participate in the end-to-end lifecycle of AI systems 3. Collaborate with cross-functional teams to deliver polished solutions We are looking for a Full Stack Developer to join our team at JTA! In this role, you'll be instrumental in designing, developing, and maintaining scalable web applications across both frontend and backend systems. You'll also be involved in the end\-to\-end delivery of AI\-powered solutions, contributing to how intelligent features are integrated into our products. You'll contribute to architecture decisions, ensure high code quality through testing, and collaborate closely with cross\-functional teams to deliver polished, production\-ready solutions. **What you will be doing** * Design, develop, and maintain scalable web applications end\-to\-end. * Build and maintain modern, responsive frontend interfaces using React or Vue.js. * Develop backend services and RESTful APIs following solid architectural patterns such as microservices, layered architecture, and Domain\-Driven Design (DDD) principles. * Participate in the end\-to\-end lifecycle of AI systems, from prototyping and integration to deployment, monitoring, and iteration, working closely with the Data Science \& AI team. * Contribute to system architecture and technical decisions across the full stack, including the integration of ML/AI capabilities into existing platforms. * Implement and maintain unit, integration, and end\-to\-end tests to ensure high code quality. * Design efficient data models using both SQL and NoSQL databases. * Work with containerized environments using Docker to support development, testing, and deployment workflows. * Configure and work with web servers and reverse proxies such as Nginx. * Collaborate with product, design, engineering, and AI teams to translate requirements into high\-quality solutions. * Help ensure AI/ML pipelines integrate smoothly with CI/CD workflows and application infrastructure. * Follow best practices in software architecture, testing, and code quality, including OOP principles and DDD concepts. **Requirements** * 3\+ years of professional software development experience. * Strong foundation in Object\-Oriented Programming (OOP) principles. * Experience with modern JavaScript. * Experience with React or Vue.js, including state management libraries such as Redux, Zustand, Vuex, or Pinia. * Experience with frontend tooling such as Webpack or Vite. * Experience configuring or working with Nginx. * Experience working with Docker and containerized application environments. * Good understanding of frontend and backend architecture patterns (e.g., microservices, layered architecture, REST APIs). * Familiarity with Domain\-Driven Design (DDD) concepts and how they apply to scalable system architecture. * Experience writing unit and integration tests using tools such as Jest or Vitest, and end\-to\-end tests using Cypress. * Good understanding of database technologies, including SQL (e.g., SQL Server, PostgreSQL) and NoSQL (e.g., MongoDB, Redis). * Experience working with cloud platforms. * Familiarity with modern components and CSS libraries or frameworks such as Tailwind CSS, Material UI, Bootstrap, Shadcn/UI, Vuetify, PrimeVue, or Quasar. * Interest or experience in working with AI/ML systems, particularly in integrating intelligent features into web applications (a plus). **Perks** * Full Remote or Hybrid Work System (you decide) * Meal Allowance: 10\.46€ per day (via card) * 15th Month Bonus Salary Policy * 4 extra vacation days * Participation in International Projects * Health Insurance (for you, spouse and children) * Life Insurance * Company\-Paid Certifications * Team Building Activities * Innovative \& Young Culture **Location** We’re based in Porto, Portugal. Although there is the possibility of remote working, we are only considering candidates located in Portugal