Job Summary: Serve as the technical reference in the Development Squad, defining and evolving the Node.js and React application architecture for critical solutions in the public sector. Key Highlights: 1. Work in the Development Squad with Node.js and React 2. Define and evolve application architecture 3. Develop critical and highly complex solutions Log,Lab Inteligência Digital is a company with over 21 years in the market, operating exclusively in the public sector, partnering with state-owned enterprises, institutions, and municipal, state, and federal agencies. This experience enables us to add significant value to the contracts we undertake—by deeply understanding the challenges and problems faced by public institutions across Brazil, and through knowledge exchange and sharing, as we have participated in numerous successful projects nationwide. **Responsibilities and Duties** * Work in the software factory’s Development Squad, responsible for defining and evolving the architecture of applications built with Node.js and React; * Develop critical and highly complex solutions, ensuring application performance, scalability, and availability; * Create and maintain architecture documentation, diagrams, and technical guidelines for projects; * Support incident investigation and analysis in production applications, proposing corrective and preventive solutions; * Define development standards and best practices, ensuring technical quality in deliverables; * Support the development team in implementing solutions and reviewing code; * Collaborate with Product Owners and analysts to assess technical feasibility and define solutions; * Participate in agile ceremonies and contribute to continuous improvement of processes and products; * Act as the technical reference within the team, promoting the adoption of new technologies and innovation. **Requirements and Qualifications** * Completed undergraduate degree in Software Engineering, Computer Science, Information Systems, or related fields; * Solid experience in web application architecture and development using Node.js and React.js; * Proficiency in JavaScript, TypeScript, RESTful APIs, and microservices architecture; * Experience with modern frameworks and libraries (Express, NestJS, Next.js, Redux, etc.); * Knowledge of relational and non-relational databases (PostgreSQL, MySQL, MongoDB); * Familiarity with Docker, Kubernetes, CI/CD, and version control tools (Git, GitLab, Azure DevOps); * Experience in defining technical standards, automation, and coding best practices; * Knowledge of Clean Architecture, SOLID principles, Design Patterns, and web application security; * Cloud infrastructure experience (AWS, Azure, or GCP) is desirable; * Collaborative, communicative profile with broad technical vision. **Additional Information** Contract type: PJ Log,Lab Inteligência Digital is a company with over 21 years in the market, operating exclusively in the public sector, partnering with state-owned enterprises, institutions, and municipal, state, and federal agencies. This experience enables us to add significant value to the contracts we undertake—by deeply understanding the challenges and problems faced by public institutions across Brazil, and through knowledge exchange and sharing, as we have participated in numerous successful projects nationwide. In summary, we are truly a partner company to our clients, focused on improving and revolutionizing citizens’ lives through innovation and digital transformation.