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Trainee React.js Developer

Madfish

Madfish

Software Engineering
Ukraine · Lviv, Lviv Oblast, Ukraine,
Posted on Nov 19, 2025

We are looking for a motivated Trainee/Junior React Developer to join our growing team. You will be responsible for building and maintaining user-facing web applications, ensuring great user experience, performance, and responsiveness across all devices.

Responsibilities

— Develop, test, and maintain web applications using React.js (and related libraries).

— Collaborate with backend developers to integrate APIs and ensure smooth data flow.

— Write clean, maintainable, and reusable code following best practices.

— Optimize applications for maximum speed and scalability.

— Participate in code reviews and contribute to improving overall code quality.

Requirements

— Basic experience in frontend development using React.js.

— Good understanding of JavaScript (ES6+), HTML5, and CSS3.

— Familiarity with state management (Redux, Zustand, or Context API).

— Understanding of RESTful APIs and integration with backend services.

— Ability to work with version control systems (Git).

— English level: Upper-Intermediate.

Nice to Have

— Experience with Next.js or TypeScript.

— Knowledge of UI libraries (Material UI, Chakra UI, etc.).

— Basic understanding of backend development (Node.js, Python, etc.).

— Familiarity with Docker or CI/CD pipelines.

— Experience working in an Agile/Scrum environment.