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This job expired on 11/08/2026. It no longer accepts applications.
Full Stack Developer (Java + React) – Hybrid – Porto
KCS iT · Porto et périphérie
Job description
About the role
We are looking for a Full Stack Developer with strong Java and React expertise to join our Porto hub. The position is hybrid, combining office collaboration with remote flexibility, and supports a variety of client projects across different sectors.
Key responsibilities
- Design, develop and maintain backend services using Java 8+ and Spring Boot.
- Build responsive front‑end applications with React.js, leveraging hooks, state management and routing.
- Create and consume RESTful APIs to integrate with internal and external systems.
- Work with relational databases (PostgreSQL, MySQL) and NoSQL stores (MongoDB, Redis).
- Maintain code quality using Git version control and perform manual testing, supporting automated testing initiatives.
- Collaborate with cross‑functional teams in English to deliver client solutions.
Required profile
- 4–5 years of full‑stack development experience.
- Proficient in Java (8+) and Spring / Spring Boot.
- Hands‑on experience with React.js, JavaScript/TypeScript, HTML and CSS.
- Familiarity with both relational and non‑relational databases.
- Experience building and consuming REST APIs.
- Fluent spoken and written English.
Required skills
- Java
- Spring
- Spring Boot
- React.js
- JavaScript
- TypeScript
- HTML
- CSS
- PostgreSQL
- MySQL
- MongoDB
- Redis
- REST APIs
- Git
What we offer
- Personalized career development and training programs.
- Opportunities to work on international projects, especially in the Benelux region.
- Flexible work arrangements: hybrid, remote or onsite depending on the project.
- Well‑being benefits including nutrition, psychology, medical appointments, yoga and personal training (remote).
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KCS iT
Porto et périphérie
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