ALOIS Solutions
Senior Full Stack Developer
Skills
1 day ago
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Important information
Contract type:
Freelance / Contract
Location:
Amsterdam, Netherlands
Work mode:
Onsite
Published on:
23 October 2026
What they need
We are looking for an experienced Senior Java Full Stack Developer with strong hands-on expertise in Java backend development and modern frontend technologies, particularly React and JavaScript. The ideal candidate will have proven experience designing, developing, and maintaining scalable applications across the full software development lifecycle.
You will work closely with cross-functional teams to build robust backend services, develop responsive user interfaces, and deliver high-quality software solutions in an Agile environment.
Key Responsibilities
- Design, develop, and maintain scalable backend applications using Java and Spring/Spring Boot.
- Build responsive, user-friendly frontend applications using React/ReactJS and JavaScript.
- Develop, integrate, and maintain RESTful APIs and microservices.
- Collaborate with architects, product owners, QA engineers, and other developers to deliver end-to-end software solutions.
- Participate in technical discussions, code reviews, and application design decisions.
- Troubleshoot, debug, and resolve application issues across frontend and backend components.
- Write clean, maintainable, reusable, and efficient code following established development standards.
- Contribute throughout the software development lifecycle, including requirements analysis, development, testing, deployment, and maintenance.
- Work effectively within an Agile team while taking ownership of assigned tasks and deliverables.
Must-Have Skills and Experience
- 8+ years of overall software development experience.
- Strong hands-on experience in Java backend development.
- Solid experience with Spring Framework and Spring Boot.
- Good hands-on experience with JavaScript.
- Strong practical experience with React/ReactJS.
- Proven experience in full-stack development, working across both backend and frontend components.
- Experience designing and developing REST APIs and microservices.
- Good understanding of the Software Development Life Cycle (SDLC) and Agile methodologies.
- Ability to work independently, take ownership of deliverables, and collaborate effectively within a development team.
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