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Junior Full Stack Developer

Posted 25 days ago

RemoteKrakow, , PolandEN

Job Description

  • Develop and maintain robust software applications using TypeScript/JavaScript, Node.js, Nest.js, and React
  • Implement new functionality from scratch, such as role-based access control services, API integrations, and endpoint development, under the guidance of Senior Developers
  • Collaborate closely with stakeholders to define, design, and deliver new features
  • Work in an AI-augmented development environment, leveraging tools like Claude Code, Cursor, and Microsoft Copilot
  • Participate in code reviews, ensuring code quality and maintainability
  • Contribute to continuous improvement of development processes and team collaboration practices
  • Follow Agile/SCRUM methodologies and actively participate in ceremonies

Qualifications

  • Commercial experience in software development with a focus on TypeScript/JavaScript stack
  • Proven experience with Node.js, React.js, and REST API development
  • Familiarity with AI-assisted coding tools (Claude Code, Cursor, Microsoft Copilot, or similar)
  • Ability to write effective prompts for AI-generated code and refactoring
  • Experience preparing code for AI-assisted review and translating AI-generated specifications into implementation tasks
  • Strong debugging and validation skills for AI-generated code
  • Excellent communication and multitasking abilities
  • Strong problem-solving and decision-making skills with a results-oriented mindset
  • Analytical thinking and solid technical judgment
  • Ability to quickly understand existing digital products and architectures
  • Experience working in SCRUM teams
  • Fluent English

WILL BE A PLUS

  • Experience integrating and working with design systems (Tailwind, Storybook)
  • Proven experience with AI-augmented development (pet projects, certifications)
  • Experience in AI-assisted requirements breakdown and task decomposition (e.g., spec-kit, BMAD)

Additional Information

PERSONAL PROFILE

  • Collaborative mindset and willingness to learn
  • Interest in backend development with readiness to work across the full stack
  • Passion for quality, clean code, and continuous improvement
  • Adaptability to work in a dynamic, AI-driven development environment
Job details
Workplace
Remote
Location
Krakow, , Poland
Experience
EN
Sigma Software logo
Sigma Software
View company page

Sigma Software development company offers turnkey solutions development and software development teams. Learn how our 1800+ software experts can support a project.

Employees
1602
Industry
Software Development
Headquarters
Stockholm
Founded
2002
Specialties
IT Consulting, Java, Flash/Flex, PHP, .NET development, Web development, Software Development, Mobile Development, Graphic Design, AR/VR Development, Embedded Development, Software Testing, AI Solutions Development, Custom software solutions development, and Dedicated software teams

Key team members

Vlad Beck

Vlad Beck

Valery Krasovsky

Valery Krasovsky

Alexander Alexandrov

Alexander Alexandrov

Yevgen Yakovlev

Yevgen Yakovlev

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