Developed full-stack applications using React.js and Node.js with complex integrations via REST and GraphQL APIs.Applied SOLID principles to improve code structure and facilitate application maintenance and evolution.Managed relational databases like MariaDB and Oracle and NoSQL databases for high performance and flexibility demands.Configured and optimized CI/CD pipelines using tools like Jenkins, GitHub Actions, and Azure DevOps, reducing feature delivery… Show more Developed full-stack applications using React.js and Node.js with complex integrations via REST and GraphQL APIs.Applied SOLID principles to improve code structure and facilitate application maintenance and evolution.Managed relational databases like MariaDB and Oracle and NoSQL databases for high performance and flexibility demands.Configured and optimized CI/CD pipelines using tools like Jenkins, GitHub Actions, and Azure DevOps, reducing feature delivery time.Configured container environments and orchestration with Docker and Kubernetes for distributed and scalable applications.Implemented observability solutions using Prometheus and Grafana, enabling proactive monitoring and quick identification of production issues.Conducted unit and functional tests using frameworks like Jest, Mocha, and Cypress, ensuring high code coverage and quality.Established automated deploy and rollback processes, optimizing reliability in production environments.Documented APIs and complex systems using Swagger, reducing onboarding time for new developers and improving client communication. Show less

Develop web applications (desktop and responsive/adaptive mobile) with excellent performance, accessibility, and usability;Implement new features, prioritizing user experience and modern design;Communicate and collaborate consistently and effectively with colleagues;Code efficiently using best software development practices;Create and maintain documentation (such as functional design, system software notation (MD, Swagger));Maintain and follow system architecture… Show more Develop web applications (desktop and responsive/adaptive mobile) with excellent performance, accessibility, and usability;Implement new features, prioritizing user experience and modern design;Communicate and collaborate consistently and effectively with colleagues;Code efficiently using best software development practices;Create and maintain documentation (such as functional design, system software notation (MD, Swagger));Maintain and follow system architecture standards;Stay connected with emerging technologies, industry trends, and collaborate on implementing these trends;Application - Familiarity with full-stack development using the system’s transactional framework and architecture (variation of the “MERN” stack, with frontend layer ReactJS + backend layer API Nodejs/Express + data layer MySql/MariaDB);Data - Familiarity with designing and developing data models (relational and JSON document), considering application and database layers;Proficiency in implementing transactional services and integrations in service and API architecture (Nodejs, Express, REST, SOAP, Axios, GraphQL, etc.);Familiarity with the React and/or React Native ecosystem, NodeJS, and testing and task automation tools;Work with collaborative development processes via Github, devops (CI/CD);Implement high-performance responsive interfaces (UX/UI) for various environments and browsers, including transition animations and interactions, using market web/css standards and libraries such as bootstrap, CSS Grid, CSS Flexbox, styled-components, etc.;Coding and processing;Collaborate with the team throughout the software project lifecycle;Execute software testing and approval processes. Show less

Developed scalable systems using React.json the front-end and Spring Framework on the back-end.Implemented integrations with Oracle databases, optimizing queries and data modeling.Configured observability solutions with tools like Grafana and Prometheus for application monitoring.Automated build and deploy pipelines with CI/CD tools, reducing delivery time by 30%.Applied SOLID principles and design patterns for code maintenance and extensibility.Developed… Show more Developed scalable systems using React.json the front-end and Spring Framework on the back-end.Implemented integrations with Oracle databases, optimizing queries and data modeling.Configured observability solutions with tools like Grafana and Prometheus for application monitoring.Automated build and deploy pipelines with CI/CD tools, reducing delivery time by 30%.Applied SOLID principles and design patterns for code maintenance and extensibility.Developed and implemented unit and integration tests, increasing delivery reliability.Actively participated in Scrum rituals, ensuring effective communication and alignment with client objectives. Show less

Developed applications using React.js and Nest.js, ensuring efficiency and scalability.Modeled and managed relational databases with PostgreSQL, ensuring consistency and high availability.Implemented CI/CD pipelines for deployment automation, reducing manual errors.Applied unit and end-to-end tests with modern tools like Jest to validate functionalities.Collaborated with the product team to align technical solutions with customer needs.