Infrastructure Engineer designing scalable cloud infrastructure solutions at Kustom in Stockholm. Focus on AWS, Kubernetes, and ensuring system reliability and security.
Responsibilities
Designing, building, and maintaining scalable cloud infrastructure on AWS to support high-traffic, mission-critical systems
Managing and improving our Kubernetes environments, ensuring smooth deployments, strong security, and reliable performance
Implementing Infrastructure as Code using Terraform to automate provisioning, configuration, and change management
Enhancing observability across services using Datadog (metrics, tracing, alerting) to ensure fast issue detection and resolution
Optimizing PostgreSQL databases, including schema design, indexing, and performance tuning
Working with event-driven systems and streaming platforms like Kafka to support real-time data flows
Collaborating with backend teams to design and deliver resilient architectures and efficient deployment pipelines
Driving continuous improvements in automation, tooling, and reliability across our infrastructure
Troubleshooting complex production issues related to performance, scaling, networking, or distributed systems
Contributing to documentation, best practices, and cross-team knowledge sharing
Requirements
Bachelor’s degree in Computer Science, Engineering, or a related field
Extensive hands-on experience with Amazon Web Services core services (EC2, CloudFront, RDS, S3, etc.)
Strong expertise in Kubernetes and container orchestration best practices
Proficiency with Infrastructure as Code (Terraform or similar tools)
Solid understanding of networking fundamentals (VPC, routing, load balancing, DNS)
Experience with observability platforms like Datadog for metrics, tracing, and alerting
Solid knowledge of PostgreSQL, including schema design, indexing, and query optimization
Familiarity with event-driven architectures and data technologies such as Kafka
Strong programming skills in Java (Spring Boot)
Proficient in Git for version control and collaboration
Benefits
Robust pension plan with national and occupational components
Excellent health insurance coverage, including long-term illness protection and salary exchange options
Annual wellness allowance of 3,000 SEK to invest in your health and fitness
Extra day off when major holidays (e.g., Christmas Eve, New Year's Eve) fall on weekends
Continuous learning opportunities and professional development support
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