JobHabor

Strong Middle/Senior Full Stack Developer (Java+Angular)

Sigma Software
Location
Warsaw, Masovian Voivodeship, Poland
Workplace
Remote
Employment
Full Time
Salary
Apply on the employer’s site

Posted 9d ago

  • Design, develop, and maintain scalable Full Stack solutions using Java, Spring, and Angular
  • Develop and support complex business logic related to advertising campaign management
  • Participate in architecture discussions and contribute to technical solution design
  • Build reliable, maintainable, and high-performance enterprise applications
  • Improve system scalability, reliability, and overall platform performance
  • Integrate with external advertising and media-related services
  • Write clean, maintainable, and well-tested code following engineering best practices
  • Collaborate with developers, Architects, QA engineers, and Project Managers
  • Take ownership of technical challenges and proactively drive solutions
  • Contribute to continuous improvement of development processes and engineering standards
  • 5+ years of commercial software development experience
  • Strong hands-on experience with Java and Spring Framework
  • Strong practical experience with Angular
  • Experience building scalable enterprise-level applications
  • Experience with AWS cloud services
  • Good understanding of software engineering principles and system design
  • Experience working with REST APIs and integrations
  • Ability to work independently and proactively solve technical challenges
  • Strong analytical and problem-solving skills
  • Experience writing maintainable and testable code
  • Good communication and collaboration skills
  • Upper-Intermediate or higher level of English

WILL BE A PLUS

  • AI-native development experience
  • Experience using AI-powered development tools such as Claude or Codex
  • Experience with Jenkins
  • Experience with Terraform
  • Experience working with complex enterprise platforms
  • Experience in AdTech, MarTech, or media-related domains

PERSONAL PROFILE

  • Proactive and ownership-driven mindset
  • Strong problem-solving orientation
  • Ability to work independently in a distributed team environment
  • Focus on quality and continuous improvement
  • Willingness to participate in technical discussions and contribute ideas
  • Strong communication and collaboration skills

Skills

  • Java
  • Spring
  • Angular
  • AWS
  • Anthropic Claude
  • Codex
  • Jenkins
  • Terraform

More jobs at Sigma Software

All 101

Similar roles