Java Developer

Quick Facts

• Role: Java Developer
• Focus: Backend engineering for enterprise cybersecurity products

Description

Join a team building reliable software systems for cybersecurity products used by millions of digital banking customers worldwide. The role is ideal for someone with large-scale enterprise IT and cloud experience who values personal responsibility and high-quality documentation. You’ll work with a modern tech stack centered on Java 21+, Spring Boot, enterprise data stores, observability tooling, and containerized/cloud deployment.

Responsibilities

• Develop and maintain backend services for cybersecurity products
• Build reliable systems that support extensive user bases
• Contribute to project documentation and participate in international collaboration

Requirements

• Broad experience in enterprise IT systems
• Experience with cloud technologies
• Worked on large-scale software projects serving extensive user bases
• Strong English skills for documentation and international video calls
• Ability to create high-quality documentation

Hard Skills & Technologies

• Core: Java 17–25 (focus on 21+)
• Spring Boot
• Data: PostgreSQL, Oracle DB, MS SQL, Hibernate/JPA, Liquibase, Elasticsearch, Redis
• Observability: OpenTelemetry (OTel), ELK
• Source control: Git, GitHub
• Build & CI/CD: Maven, GitHub Actions, JFrog Artifactory
• Testing: JUnit 6, Mockito, Gatling, k6
• Documentation tools: Markdown, GitHub Pages, Jekyll
• Deployment: Docker, Terraform, Azure, Apache Tomcat

Benefits

• Latest MacBook with top configuration
• AI tools to support development
• Flexible work: freedom in when and where you work; results over schedules
• Work on both open-source and closed-source projects
• MultiSport card
• Salary: 140,000–160,000 CZK/month, based on experience