Sr Java Backend Developer

Infinity Quest Limited; Amsterdam; Presencial; EUR 90 000 - 120 000; Tempo integral

Resumo da oferta

Infinity Quest Limited is seeking a Senior Backend Developer to design, build, and scale robust backend systems using Java, Spring Boot, and microservices in a cloud-native environment. You will deliver high-quality services and work across product, frontend, QA, and DevOps teams.

The role emphasizes hands-on architecture, API design, CI/CD, monitoring with Grafana, and security best practices. You will shape technical decisions and contribute to scalable, reliable systems in Amsterdam.

Qualificações

• Strong hands-on experience in Java for backend development.

Responsabilidades

• Design, develop, and maintain robust backend services and APIs using Java and Spring Boot.

Conhecimentos

Java

Spring Boot

Microservices

AWS

Groovy

RESTful APIs

CI/CD pipelines

Git

Grafana

Ferramentas

Git

CI/CD tools

Grafana

Descrição da oferta de emprego

We are looking for a Senior Backend Developer with strong experience in Java, Spring Boot, microservices architectures to design, build, and scale backend systems in a cloud-native environment. The role requires a hands-on engineer who can deliver high-quality services, collaborate across teams, and contribute to architectural and design decisions.

Key skills: Java Coding, AWS, solution Design, logical thinking etc.

Key Responsibilities

• Design, develop, and maintain robust backend services and APIs using Java and related frameworks (Spring Boot).
• Build and integrate RESTful web services, ensuring high performance, scalability, and reliability.
• Work on AWS-based cloud infrastructure, supporting application deployment, configuration, and monitoring.
• Collaborate closely with product, frontend, QA, and DevOps teams to deliver end-to-end solutions.
• Implement and maintain CI/CD pipelines, enabling automated builds, testing, and deployments.
• Troubleshoot production issues, perform bug fixing, and ensure system stability.
• Monitor application health using Grafana and system metrics, proactively identifying performance bottlenecks.
• Follow best practices in code quality, security, and documentation.

Required Skill Set

• Strong hands-on experience in Java for backend development.
• Working knowledge of Groovy for scripting and automation.
• Experience with Spring Boot, microservices architecture, and enterprise backend systems.

API & Integration

• Proven experience in designing, developing, testing, and integrating RESTful APIs.
• Good understanding of API security, versioning, and performance optimization.
• Experience working in AWS cloud environments, including services such as:
• EC2, S3, RDS
• Lambda
• IAM
• Understanding of cloud-native architecture and scalable backend systems.

Version Control & CI/CD

• Strong experience with Git for source code management.
• Hands-on expertise in CI/CD pipeline configuration and management using modern tools.

Monitoring & Observability

• Experience with Grafana for monitoring dashboards and observability.

Ability to track system metrics and diagnose performance or availability issues