Java Backend Engineer - Spring Boot & Microservices

Ankix; Lisboa; On-site; EUR 26,000 - 28,000; Full time

Benefits offered by this job

Salary benefits

Training platforms

WhatsApp community for tech support

Partner discounts (health, wellbeing,

Refer-a-colleague bonus

Team events

Job summary

Ankix in Lisbon is seeking a skilled Java developer to join our team. You will work on Spring Boot-based microservices, develop RESTful and GraphQL APIs, and contribute to the full software lifecycle from analysis to deployment.

Knowledge of IAM (Keycloak/Okta), OIDC/RBAC, and API documentation with OpenAPI is essential. You will operate within a multidisciplinary team, help shape architectural decisions, and mentor junior developers.

Qualifications

• Degree in Information Systems, Computer Engineering, Information Systems Management or similar
• Professional experience in Java development, preferably with Spring Boot
• Experience developing and implementing scalable microservices
• Experience managing the full lifecycle of features, from analysis and implementation to testing, code review and deployment
• Experience developing and maintaining RESTful and GraphQL APIs
• Knowledge of OpenAPI for API documentation
• Experience configuring and integrating IAM solutions, namely Keycloak and Okta
• Knowledge of authentication and authorization protocols and mechanisms, including OIDC, RBAC and token customization
• Experience or knowledge of event-driven architectures and messaging systems, namely AWS SQS and Solace
• Knowledge of code quality and security tools, such as SonarQube and Snyk
• Experience with Git and code review processes
• Knowledge of Agile/Scrum methodologies and experience working in multidisciplinary teams
• Ability to participate in architectural decisions and contribute to defining development standards
• Ability to share knowledge and provide technical support to more junior developers
• Fluent in English

Skills

Java

Spring Boot

Microservices

REST APIs

GraphQL

OpenAPI

IAM (Keycloak/Okta)

OIDC/RBAC

Event-driven

AWS SQS

Solace

Code quality

Snyk

Git

Agile/Scrum

Architectural input

Mentoring

English fluency

Job description

Ankix in Lisbon is seeking a skilled Java developer to join our team. You will work on Spring Boot-based microservices, develop RESTful and GraphQL APIs, and contribute to the full software lifecycle from analysis to deployment.

Knowledge of IAM (Keycloak/Okta), OIDC/RBAC, and API documentation with OpenAPI is essential. You will operate within a multidisciplinary team, help shape architectural decisions, and mentor junior developers.