Senior Full Stack Developer (Java and React)
New
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DataArtEnterprise Software
Wrocław, plac Grunwaldzki 23, Warszawa, Prosta 20, Lublin, Tomasza Zana 39a, Kraków, Jana Dekerta 24, Łódź, Gdańska 130, Wrocław, Country code: PLFull-TimeSenior
Salary19,000 - 23,000 PLN per month
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Job Details
- Languages
- Upper-intermediate (B2+) or higher level of spoken and written English
- Experience
- 5+ years
- Required Skills
- PostgreSQLHTMLCSSJavaSpring BootSpring MVCTypeScriptReact
Requirements
- 5+ years of commercial experience in full-stack software development
- Strong backend expertise with Java and Spring (Boot, MVC, Data)
- Experience designing and implementing APIs
- Solid knowledge of relational databases, particularly PostgreSQL
- Strong understanding of OOP principles, design patterns, and Test-Driven Development (TDD)
- Hands-on experience building production-grade applications with React
- Strong proficiency in TypeScript
- Experience working with state management libraries such as MobX or Redux
- Good understanding of modern build tools and frontend tooling, including Vite or Webpack
- Upper-intermediate (B2+) or higher level of spoken and written English
Responsibilities
- Design, develop, and maintain new features and modules across backend and frontend components
- Support, enhance, and continuously improve the existing codebase
- Build deep product knowledge, including its integrations, data flows, and ecosystem
- Investigate and troubleshoot technical issues, working closely with support teams to provide end-to-end solutions
- Collaborate with Product Managers, Software Engineers, QA Engineers, SRE teams, and other stakeholders
- Create unit and integration tests to ensure software quality and reliability
- Participate in peer code reviews and promote engineering best practices
- Develop and maintain integrations with third-party tools and external systems
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