Senior Full-Stack Developer
5
5Blue SoftwareB2B SaaS
Ukraine, Poland, Portugal, Bulgaria, Germany, Belgium, DenmarkFull-TimeSenior
Salary not disclosed
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Job Details
- Languages
- English (Upper-Intermediate or above)
- Experience
- 5+ years
- Required Skills
- AWSDockerNode.jsSQLKubernetesNosqlReactRESTful APIsMicroservices
Requirements
- 5+ years of frontend development experience with React.
- Solid backend experience in Node.js, C#, Java, or C++.
- Strong command of modern frontend fundamentals including component architecture, state management, and responsive UI.
- Experience building and integrating REST APIs.
- Working knowledge of relational and non-relational databases.
- Familiarity with AWS or similar cloud providers.
- Understanding of microservices architecture.
- Ability to own features and technical projects end to end.
- Strong software design fundamentals.
- English language proficiency at an Upper-Intermediate level or above.
Responsibilities
- Build intuitive, performant frontends in React and shape the platform's UI/UX architecture.
- Implement backend logic and integrate with third-party APIs as part of full-stack feature delivery.
- Participate in architectural decisions, research, and design for scalable, maintainable software.
- Work directly with Product and stakeholders to shape requirements and break them into well-scoped tasks.
- Mentor teammates, promote knowledge sharing, and uphold coding standards.
- Continuously improve UI performance, scalability, and maintainability while keeping up with industry trends.
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