Ivan Petrov

* Develop web apps for small businesses and startups, from planning to launch. * Build frontend UI features with React, Next.js, Vue.js, and TypeScript. * Create backend services and REST APIs using Node.js, Express.js, NestJS, PHP, and Python. * Build customer portals, dashboards, internal tools, and SaaS applications. * Integrate third-party APIs and services. * Configure AWS environments and support CI/CD releases. * Work with clients to clarify needs, estimate tasks, and deliver features in Agile teams.

* Developed web apps and custom software for small and medium-sized businesses. * Built frontend features with Angular, Vue.js, JavaScript, and TypeScript. * Developed backend features and REST APIs. * Worked on customer portals, admin systems, and e-commerce functionality. * Integrated third-party APIs and external services. * Implemented real-time in-app notifications using WebSockets with React. * Improved applications through bug fixes, refactoring, and frontend updates across client projects as needed

* Developed and maintained web applications using JavaScript, Angular, Vue.js, and frontend technologies. * Built backend features and REST APIs for websites and business applications. * Created responsive interfaces and reusable components for client projects. * Integrated external APIs and services into web platforms. * Improved performance, fixed bugs, and maintained existing applications. * Collaborated with designers and developers to turn project requirements into functional features.

*Developed web applications using JavaScript, jQuery, CSS, and PHP. *Built responsive UI components and assisted with frontend development. *Worked with backend services and REST API integrations. *Fixed bugs and improved existing application features.