Senior Full Stack Engineer - Java/Spring & Angular (AdTech)

Visa Hunt; Poland; On-site; PLN 240,000 - 360,000; Full time

Job summary

Visa Hunt is seeking a senior Java developer to design, build, and maintain scalable Full Stack solutions using Java, Spring, and Angular within an AdTech-focused platform. You will own complex business logic for advertising campaigns and contribute to architecture discussions while ensuring high performance and reliability.

The project involves integrating with external advertising ecosystems, refining engineering standards, and collaborating across distributed teams to deliver enterprise-grade

Qualifications

• 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.
• Experience with REST APIs and integrations.
• Upper-Intermediate or higher level of English.

Responsibilities

• 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

Skills

Java

Spring Framework

Angular

AWS

REST APIs

English communication

Tools

Jenkins

Terraform

Job description

Visa Hunt is seeking a senior Java developer to design, build, and maintain scalable Full Stack solutions using Java, Spring, and Angular within an AdTech-focused platform. You will own complex business logic for advertising campaigns and contribute to architecture discussions while ensuring high performance and reliability.

The project involves integrating with external advertising ecosystems, refining engineering standards, and collaborating across distributed teams to deliver enterprise-grade