Understands GitOps for infrastructure: knows how Terraform/Pulumi state is managed through Git, understands declarative infrastructure management. Can commit infrastructure changes to Git and observe automatic application.
Roles · Infrastructure Engineer · Junior
What a Junior } should know
1 core skills, 60 in total. Expectations per skill, and what changes at the next level.
This page lists what a Junior } is expected to know and do, skill by skill. Core skills are the ones a manager and peers assess in a review cycle; the rest count only in self-assessment. Main areas: DevOps & CI/CD.
1core skills
59additional skills
1skill areas
0%at Advanced or Expert
Core skills for a Junior
Grouped by area. The label on the right is the expected depth: Awareness, Working, Advanced or Expert.
DevOps & CI/CD · 1
GitOps Practices
Awareness
Additional skills
Not assessed by the team, but part of the self-assessment and the development plan.
Algorithms & ComplexityAnsibleApache KafkaAPI DocumentationAsync ProgrammingAWSBackup & Disaster RecoveryCapacity PlanningCDN & Edge ComputingChaos EngineeringChatGPT / ClaudeCloud SecurityCode Quality & RefactoringCode ReviewContainer Security ScanningCrossplaneCursor IDEData StructuresDatabase IndexingDesign PatternsDisaster Recovery DesignDockerDocumentation as CodeEnvoy ProxyGit AdvancedGitHub Actions / GitLab CIGitHub CopilotGraphQL DesignHelmIntegration TestingIstio Service MeshKubernetes AdvancedKubernetes CoreKubernetes SecurityLoad BalancingMultithreadingNetwork FundamentalsNetwork SecurityOOP & SOLID PrinciplesOpenTelemetryOWASP & Application SecurityPostgreSQLPrometheus & GrafanaPrompt Engineering for CodePulumiPython Web FrameworksRedisReplication & High AvailabilityREST API DesignSecrets ManagementSecure Coding PracticesServerless FunctionsSLI / SLO / SLAStructured LoggingSystem Design FundamentalsTerraformType Safety & Type SystemsUnit TestingVPN & Network Isolation
What changes at Mid-level
60 skills get a higher expectation or become core when moving from Junior to Mid-level. The biggest jumps first.
- Chaos Engineering: Awareness → Working · becomes core
- GitOps Practices: Awareness → Working
- Algorithms & Complexity: Awareness → Working
- Ansible: Awareness → Working
- Apache Kafka: Awareness → Working
- API Documentation: Awareness → Working
- Async Programming: Awareness → Working
- AWS: Awareness → Working
- Backup & Disaster Recovery: Awareness → Working
- Capacity Planning: Awareness → Working
Run this with your whole team
Self-assessment plus manager and peer reviews against the same matrix, gap analysis and next-level readiness for every engineer. Team Pro is free for 14 days; individual tools stay free forever.
} in the open competency matrix: 60 skills across 5 levels. The matrix is free for individuals and stays free.