Senior Java Spring Developer

Imaginary Cloud; Portugal; Remote; EUR 35,000 - 54,000; Full time

Benefits offered by this job

Health and dental insurance

Remote-first company

Flexible working hours

Mentoring and performance appraisals

Job summary

Imaginary Cloud is a remote-first company helping build easy and intuitive digital products for global clients. You’ll engage in development, problem-solving, and collaboration within multidisciplinary teams to drive impactful projects.

We seek Java back-end developers with 5+ years of experience, strong Spring and JVM expertise, and comfort using AI tools like Cursor IDE and GitHub Copilot. C++ knowledge is a plus and English fluency is required.

Qualifications

• 5+ years of back-end development with Java.
• Deep Spring Boot, REST/gRPC, reactive patterns, and JVM internals experience.
• Proficiency with AI-assisted coding tools like Cursor IDE and GitHub Copilot.
• C++ knowledge is a plus.
• Experience with PostgreSQL, Redis, Terraform; Docker/Kubernetes; monitoring tools Prometheus, Grafana, Jaeger.

Responsibilities

• Develop and maintain back-end services in Java/Spring.
• Solve complex problems and collaborate with multidisciplinary teams.
• Contribute to global projects with a focus on scalable, observable systems.
• Engage in code reviews, testing, and performance improvements.
• Work with monitoring and observability to keep services healthy.

Skills

Java

Spring Framework

Reactive programming

JVM internals

AI-assisted coding

C++

PostgreSQL

Redis

Terraform

Docker

Kubernetes

Prometheus

Grafana

Jaeger

GitLab CI

GitHub Copilot

Tools

PostgreSQL

Redis

Terraform

Docker

Kubernetes

Prometheus

Grafana

Jaeger

GitLab CI

GitHub Copilot

Job description

If you're passionate about technology and ready for a challenge, join our team of talented individuals and show your technical skills, creativity, and drive for impact.

You’ll work with the best in the industry in a supportive, happy, and human-centric environment, making seamless technology. That’s why we were recognized as Best Workplace® in Europe (medium companies), Best Quality of Life Company® and the 2nd Best Great Place to Work® in Portugal by Great Place to Work®. See for yourself by checking our Glassdoor reviews.

What exciting projects will you have to make an impact and work on?

At Imaginary Cloud, our work improves and simplifies people’s lives by creating easy and intuitive digital products. Our day-to-day tasks include development, problem-solving, management, and human interaction.

Together, we will drive innovation by creating innovative projects for some of the best companies around the world. You’ll be able to grow as you engage with multidisciplinary teams, multiple industries, and projects, overcoming the many challenges that will test and build your skills.

Here’s an overview of the technical skills you’ll likely have to embark on our team:

• 5+ years of working experience in Back-end Development with Java.
• Deep expertise in the Spring ecosystem (Spring Boot, REST/gRPC), reactive patterns, and JVM internals (memory barriers, JIT compilation, and Heap management).
• Outstanding proficiency in using Agentic AI tools like Cursor IDE and GitHub Copilot to accelerate code development, refactoring, and complex debugging.
• C++ Professional working knowledge would be a plus
• Solid experience with PostgreSQL, Redis caching layers, and Terraform for infrastructure-as-code.
• Daily use of GitLab CI pipelines and container orchestration (Docker/Kubernetes) is second nature to you.
• Experience with distributed systems and the monitoring tools (e.g., Prometheus, Grafana, Jaeger) required to keep them healthy.
• Outstanding proficiency in writing well-designed, testable, efficient code by using best software development practices.
• Fluency in English, both spoken and written.
• We seek team members who live in Portugal or are willing and legally qualified to live and work there.

The salary range for this position is 35 310,00€ - 54 400,00€ gross per year

Get to know our tech stack:

• Javascript (React.js, Angular.js, Vue.js, Node.js)
• C# / .Net
• Kotlin
• Java Spring
• Ruby / Ruby on Rails
• Python / Django
• Git
• SQL (MySQL / PostgreSQL/ MS SQL Server)
• Mobile development (iOS, Android, React Native)
• Linux / Mac OS - command line
• Automated provisioning tools (Docker / Ansible / Capistrano)
• Cloud & container orchestration (AWS, Kubernetes)
• Testing frameworks (JUnit, Testcontainers)
• Observability & monitoring (Grafana, Prometheus)
• NoSQL (Mongo, Redis, etc.)
• Photoshop / Figma

We want you to feel comfortable here. Get the best of your potential with our benefits:

• Salary according to your experience and performance
• Paid sick days
• Health and dental insurance
• Comfort budget

What you get:

• A remote-first company
• Flexible working hours
• Global projects with industry-leading clients
• A human-centric culture that values people and empowers them
• Informal environment
• Team events to share knowledge and celebrate collectively
• Mentoring and performance appraisals for solid growth potential

Does this sound exactly like what you’re looking for?