Software Security Backend Engineer (Java)
⚲ Kraków
24 000 - 28 000 zł net (+ VAT)
Wymagania
- Java
- Spring Boot
- Kafka
Opis stanowiska
Wymagania:
- Expert knowledge of Java 21+ (including JVM internals, memory management, Project Loom) and modern Spring ecosystem
- Solid experience with secure coding practices and building authentication/authorization flows using OAuth2/OpenID Connect
- Proven experience with Google Cloud Platform components (particularly GKE, Cloud Spanner, Cloud SQL)
- Strong practical experience in event-driven architecture with Kafka or Pub/Sub
- Demonstrated ability to think strategically about risk, security, and future technology adoption
- Influential leadership skills: capable of transferring expertise and guiding teams across the organization
- Hands-on problem-solving mindset, adaptable across multiple domains (not just a network or back-end specialist, but a generalist who thrives on complex challenges)
Mile widziane:
- Demonstrated thought leadership via technical blogs, open-source contributions, or community engagement
O firmie:
- At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
- Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Zakres obowiązków:
- Design, build, and deploy secure backend services leveraging Java 21 (Virtual Threads/Project Loom) and Spring Boot 3.x
- Implement Zero Trust architecture principles and OAuth2/OpenID Connect at the code level
- Build solutions optimized for Google Kubernetes Engine (GKE) and databases such as Cloud Spanner or Cloud SQL (Postgres)
- Develop event-driven architectures using Pub/Sub or Kafka
- Automate from the outset: reduce manual toil and accelerate secure delivery pipelines
- Apply best practices for software security across SDLC
- Research new technologies, guide adoption, and set the technical direction for the platform
- Mentor engineers and foster a culture of technical excellence and knowledge sharing
- Actively contribute to engineering communities and “raise the bar” in delivering secure, high-quality solutions
- Stay ahead of industry trends and communicate changes effectively to influence adoption
- Note: Detailed project information will be shared during the recruitment process.
Oferujemy:
- Flexible cooperation model – choose the form that suits you best
- (B2B, employment contract, etc.)
- Hybrid work setup – 6 days a month from the office in Kraków
- Collaborative team culture – work alongside experienced professionals eager to share knowledge
- Continuous development – access to training platforms and growth opportunities
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
- High quality equipment – laptop and essential software provided
- Expert knowledge of Java 21+ (including JVM internals, memory management, Project Loom) and modern Spring ecosystem
- Solid experience with secure coding practices and building authentication/authorization flows using OAuth2/OpenID Connect
- Proven experience with Google Cloud Platform components (particularly GKE, Cloud Spanner, Cloud SQL)
- Strong practical experience in event-driven architecture with Kafka or Pub/Sub
- Demonstrated ability to think strategically about risk, security, and future technology adoption
- Influential leadership skills: capable of transferring expertise and guiding teams across the organization
- Hands-on problem-solving mindset, adaptable across multiple domains (not just a network or back-end specialist, but a generalist who thrives on complex challenges)
Mile widziane:
- Demonstrated thought leadership via technical blogs, open-source contributions, or community engagement
O firmie:
- At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
- Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Zakres obowiązków:
- Design, build, and deploy secure backend services leveraging Java 21 (Virtual Threads/Project Loom) and Spring Boot 3.x
- Implement Zero Trust architecture principles and OAuth2/OpenID Connect at the code level
- Build solutions optimized for Google Kubernetes Engine (GKE) and databases such as Cloud Spanner or Cloud SQL (Postgres)
- Develop event-driven architectures using Pub/Sub or Kafka
- Automate from the outset: reduce manual toil and accelerate secure delivery pipelines
- Apply best practices for software security across SDLC
- Research new technologies, guide adoption, and set the technical direction for the platform
- Mentor engineers and foster a culture of technical excellence and knowledge sharing
- Actively contribute to engineering communities and “raise the bar” in delivering secure, high-quality solutions
- Stay ahead of industry trends and communicate changes effectively to influence adoption
- Note: Detailed project information will be shared during the recruitment process.
Oferujemy:
- Flexible cooperation model – choose the form that suits you best
- (B2B, employment contract, etc.)
- Hybrid work setup – 6 days a month from the office in Kraków
- Collaborative team culture – work alongside experienced professionals eager to share knowledge
- Continuous development – access to training platforms and growth opportunities
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
- High quality equipment – laptop and essential software provided
🔍 Dekoder Ogłoszenia
🔴
Influential leadership skills: capable of transferring expertise and guiding teams across the organization
Oczekuje się, że będziesz nieformalnym liderem technicznym i mentorem dla innych, nawet jeśli nie jest to formalna rola managerska.
🔴
Hands-on problem-solving mindset, adaptable across multiple domains (not just a network or back-end specialist, but a generalist who thrives on complex challenges)
Możesz być proszony o rozwiązywanie problemów wykraczających poza ścisły zakres backendu, co może oznaczać szerszy zakres obowiązków.
🟡
Expert knowledge of Java 21+
Chociaż wymagana jest najnowsza wersja Javy, często firmy mogą nie wykorzystywać w pełni jej najnowszych funkcji, a nacisk może być na solidne podstawy.
🟢
Projects that use modern tech stacks, solve real business challenges, and give you space to grow.
Obietnica rozwoju i nowoczesnych technologii jest standardowa i może oznaczać różne poziomy faktycznego zaangażowania w nowe rozwiązania.