emagine
Java Backend Developer
Java Backend Developer building and maintaining scalable microservices for authentication and wallet products. The role involves working with Java 21/25, GCP, Kubernetes, and PostgreSQL while implementing secure API integrations using OAuth standards.
- Compensation
- Not disclosed
- Location
- Poland
- Work setup
- Remote
- Seniority
- Lead
- Employment
- Not specified
- Experience
- Not specified
- Category
- Backend
- Posted
Skills
Must have
- Senior-level experience with modern Java (Java 21 / 25)
- Strong experience with Microservices architecture and RESTful APIs
- Hands-on experience with Google Cloud Platform (GCP)
- Experience with Kubernetes, Docker, Terraform, Helm, GitLab, and Jenkins
- Solid experience with PostgreSQL
- Hands-on experience with OAuth/Authentication protocols
- Proactive, independent mindset in high-workload environments
Nice to have
- Experience with AI agents/LLM tools (e.g., OpenAI/Claude)
- Experience in Fintech, Wallet, or Identity systems
Full description
We’re seeking to hire 2 backend developers with strong Java experience to enhance their Authentication & Wallet Tribe.
Responsibilities:
- Design, build, and maintain scalable microservices for core authentication and wallet products.
- Take proactive ownership of tasks and drive solutions independently.
- Collaborate closely with the Tech Lead and product owners to manage backlogs effectively.
- Develop secure API integrations that adhere to core security standards (OAuth).
Key Requirements:
- Senior-level experience with modern Java (Java 21 / 25).
- Strong experience with Microservices architecture and RESTful APIs.
- Hands-on experience with Google Cloud Platform (GCP).
- Experience with Kubernetes, Docker, Terraform, Helm, GitLab, and Jenkins.
- Solid experience with PostgreSQL.
- Hands-on experience with OAuth/Authentication protocols.
- Proactive, independent mindset in high-workload environments.
Nice to Have:
- Experience with AI agents/LLM tools (e.g., OpenAI/Claude).
- Experience in Fintech, Wallet, or Identity systems.
Other Details:
- Location: Fully Remote (UE)
- Duration: 6 months (Possibility of extension)
- Notice Period / Start: Immediate to 2 weeks preferred