Senior Java Developer

🟥 Senior Java Developer

Cluj-Napoca

Full time, Onsite

We are looking for an experienced Senior Java Developer ( Microservices & Spring Boot)with a strong background in building scalable and high-performance microservices architectures.

🔴 Key Responsibilities:

• Design, develop, and maintain RESTful microservices using Java 8+ and Spring Boot/Cloud.

• Drive the transition from monolithic to microservices architectures, ensuring smooth integration and scalability.

• Implement and manage authentication and authorization mechanisms, including OAuth and IDPs (e.g., KeyCloak).

• Lead API development and management using tools like OpenAPI, Swagger, and Spectral.

• Manage and optimize CI/CD pipelines with Kubernetes or OpenShift for continuous deployment and integration.

• Apply Object-Oriented Design (OOD), Domain-Driven Design (DDD), and Object-Oriented Analysis (OOA) principles in daily tasks.

• Utilize architectural patterns such as Decomposition, Saga, Circuit Breaker, and Access Control List (ACL) for scalable, robust solutions.

• Develop and manage databases with PostgreSQLor Oracle.

• Containerize applications using Docker or Podman, and orchestrate with Helm.

• Use Gradle and Maven for build management.

• Implement Vulnerability Management using tools like NexusIQ, JFrog Xray, Artifactory, SonarQube, or Fortify to ensure secure development practices.

• Establish Monitoring & Observability using tools like Grafana, ELK, and Prometheus to ensure system health and performance.

• Work within Agile (Scrum) teams to deliver high-quality software.

🔴 What will drive your success?

• 5+ years of experience as a Java Developer, with a focus on Spring Boot/Cloud.

• Strong experience with Java 8+, building RESTful APIs, and microservices architectures.

• Expertise in API management, including OpenAPI, Swagger, and Spectral.

• Hands-on experience with Kubernetes/OpenShift, Docker, and CI/CD pipelines.

• Familiarity with authentication/authorization mechanisms (OAuth, IDPs like KeyCloak).

• Experience with architectural patterns (Decomposition, Saga, Circuit Breaker, ACL).

• Solid understanding of database management with PostgreSQL or Oracle.

• Proven ability to implement secure, scalable software using vulnerability management tools.

• Strong familiarity with Agile (Scrum) software development methodologies.

🔴 Nice to Have:

• Knowledge of Reactive development, functional programming, and Reactive streams.

• Experience with API (micro) Gateways.

• Understanding of DevOps, Cloud Hosting, and Cloud Deployment practices.

• Knowledge of Data Modelling and Database Design.

• Familiarity with Sprint Integration and Terraform.

• Certified Spring Professional certification is a plus.

If you're interested in this opportunity, please apply or send your CV to: IT@brainsconsulting.ro (mailto:IT@brainsconsulting.ro)

Formular de aplicare

Recomandări de la Clienții și Candidații noștri

Dragos N. - Infrastructure Engineer - Telecom Company

"Brains Consulting has been a great advocate, far from the average IT staffing and placement organization."

Adrian. C - Fullstack Developer

"BRAINS CONSULTING is definitely a consultancy company that goes beyond just consulting, they help people chase their goals and dreams. I had no idea what to expect at first, but then I found a very committed company focused in helping me get my job!"

MELINDA MOOLMAN, MANAGER MMA RECRUITMENT - UK

"We have a good working relationship with Brains Consulting and they always put every effort in to filling our Nursing and HCA positions . They have an honest and open approach to recruitment services"

ONSTREAM GROUP NL - OIL AND GAS ENGINEERING CONSULTANCY

" I have found Brains Consulting to be responsive, very engaging in their approach and quality-focused. I would have no hesitation in recommending the services of Brains to any prospective customers."

James Chinchen – Managing Director - James Lewis, UK

"Our collaboration with Brains Consulting is already old, being with us for over 6 years in recruitment projects in the field of specialists in transportation! Every time the Brains Consulting team approached each project with great seriousness, trying to send the best applications. I have nothing but appreciation for the collaboration with Brains so that we can continue to have many beautiful recruitment projects together!"

Ioana Radulescu, Head of Recruitment - DON UITZENDGROEP, Netherlands

“ Brains Consulting is a very dedicated and responsible company. We really appreciated the ability to connect with people and find the professionals we needed. We recommend Brains for any challenging project where you need skilled workers from different sectors because they are really good at solving problems. It has been a good experience working together! “

Deirdre Hennessy, Managing Director - OSP Recruitment, Ireland

"I first met with Adelina online, at the height of the Pandemic. From our very first meeting, she has been so honest, helpful and an absolute lady to work with. I have worked with Adelina now on many projects, and I would not hesitate to recommend Brains Consulting. They truly are a person centered company, and will always deliver a wonderful service.
To anyone seeking recruitment services, I highly recommend Brains Consulting. Adelina and her team are an absolute pleasure to work with."

Nik Nielsen, Manager - BWB Flex B.V.

„ As we’re growing to a higher number and quality of people, every day, Brains Consulting is one of the pillar stones that helped us in developing and becoming a more powerful agency. Since our collaboration started, back in the first months of 2018, they provided qualified and trustworthy workers in the construction field. They have access to a wide audience, and we hired tens of people from their recommendations. Weekly they present new people with experiences varying from Painters, Drywallers to Carpenters and Shuttering Carpenters. There is a good connexion between us and furthermore, the future will let us grow together. If you need workers, Brains Consulting is an efficient go-to agency, which we gladly recommend”

Guillaume Bernard, Manager - Agisante

„We have been working with Adelina TIRIZIU of BRAINS CONSULTING since 2012. She has a great network in Romania and this is what matters to us the most as our clients are facing a critical lack of healthcare professionals. Thus, finding adequate candidates is key to success for them and therefore for us.”

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