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Senior or Staff Java/Kotlin Developer - Remote Portugal

HumanIT Digital Consulting€2K – €3K per monthPortugal only

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ABOUT THE OPPORTUNITY

Join a global software engineering company working on cutting-edge distributed systems and cloud-native architectures serving international clients. Position for talented Backend Engineers to build scalable microservices using modern JVM languages, cloud infrastructure, and event-driven architectures. Operating with complete remote flexibility from anywhere in Portugal, you'll work with a sophisticated technology stack combining Java and Kotlin for backend development, Terraform for infrastructure as code, Kubernetes for container orchestration, and Kafka for event streaming. This role offers the opportunity to work with GraphQL Federation for API composition, deploy applications on Azure Cloud, and contribute to systems designed for scale, resilience, and performance. As part of a collaborative engineering culture, you'll participate in architectural decisions, write production-grade code following best practices, and work alongside talented professionals who value quality, innovation, and continuous learning while enjoying the benefits of full remote work and competitive compensation.

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Senior or Staff Java/Kotlin Developer - Remote Portugal at HumanIT Digital Consulting · web2ua

Java Proficiency: Strong hands-on experience with Java for backend development (experience with newer versions like Java 11+ or Java 17+ is highly valued)
Kotlin Expertise: Solid practical experience developing applications with Kotlin, understanding Kotlin-specific features and idioms
Spring Boot: Proven experience building microservices and enterprise applications using Spring Boot framework
Terraform Skills: Hands-on experience with Terraform for infrastructure as code, provisioning cloud resources declaratively
Kubernetes Experience: Practical knowledge deploying, managing, and troubleshooting applications on Kubernetes clusters
Kafka Proficiency: Working experience with Apache Kafka for event streaming, message processing, and building event-driven architectures
GraphQL Federation: Understanding of GraphQL and experience with GraphQL Federation for distributed API architectures
Azure Cloud: Hands-on experience with Azure cloud services and cloud-native development patterns
GitHub: Proficiency using GitHub for version control, collaborative development, and CI/CD workflows
Microservices Architecture: Strong understanding of microservices design principles, patterns, and best practices
RESTful APIs: Experience designing and implementing REST APIs following industry standards
Testing Practices: Writing unit tests, integration tests, and maintaining high test coverage
Containerization: Understanding of Docker and container-based application deployment
Problem-Solving: Strong analytical and debugging skills for complex distributed systems
Code Quality: Writing clean, maintainable, well-documented code following SOLID principles
Language: B2 English (Upper Intermediate) minimum for team communication and documentation
Location: Based in Portugal with full remote work capability
NICE TO HAVE (Preferred)
Advanced Java Features: Deep knowledge of Java 17+ features, virtual threads, pattern matching, records
Kotlin Coroutines: Experience with Kotlin coroutines for asynchronous programming
Spring Ecosystem: Spring Cloud, Spring Security, Spring Data for comprehensive backend solutions
Infrastructure as Code: Additional IaC tools like Pulumi, ARM templates, or Bicep for Azure
Helm Charts: Kubernetes package management with Helm for application deployment
Service Mesh: Istio, Linkerd, or similar service mesh technologies for microservices communication
Advanced Kafka: Kafka Streams, KSQL, or Kafka Connect for stream processing
GraphQL Advanced: Schema stitching, Apollo Federation, or GraphQL performance optimization
Azure Services: Azure Kubernetes Service (AKS), Azure Service Bus, Azure Functions, Cosmos DB
Monitoring & Observability: Prometheus, Grafana, ELK Stack, Azure Monitor, Application Insights
Message Patterns: CQRS, Event Sourcing, Saga pattern for distributed transactions
Security Practices: OAuth 2.0, JWT, API security, Azure AD integration
Database Technologies: PostgreSQL, MongoDB, Redis, or other database systems
Performance Optimization: Application profiling, performance tuning, and optimization techniques
Design Patterns: Advanced knowledge of enterprise integration patterns and architectural styles
Functional Programming: Functional programming principles in Kotlin or Java gRPC: Experience with gRPC for high-performance service-to-service communication
Testing Frameworks: JUnit 5, MockK, Kotest, TestContainers for comprehensive testing
CI/CD Tools: GitHub Actions, Azure DevOps, Jenkins for deployment automation
Agile Methodologies: Experience working in Scrum or Kanban environments
Location: Remote Portugal (work from anywhere in Portugal)
Compensation: €2,450 – €3,250/month net, depending on experience and seniority level.
Why HumanIT people stay (4.4 Glassdoor, 89% recommend)
15th month salary
Health insurance covering your family
Birthday off
Mobility program for digital nomads
Real work-life balance
Full benefits

Senior or Staff Java/Kotlin Developer - Remote Portugal

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ABOUT THE OPPORTUNITY

Senior or Staff Java/Kotlin Developer - Remote Portugal

Apply now

ABOUT THE OPPORTUNITY

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