Senior DevOps Engineer / Platform Engineer Resume Example

A concise, ATS‑friendly resume with measurable outcomes you can adapt.

Senior DevOps Engineer / Platform Engineer Resume Sample

Taylor Kim
taylor@kim.com
(206) 555-0247
linkedin.com/in/taylor-kim
github.com/taylorkim
Senior DevOps Engineer / Platform Engineer
Senior DevOps Engineer with 7+ years building scalable platform infrastructure and leading site reliability initiatives. Expert in multi-cloud architecture (AWS, Azure), Kubernetes at scale, and platform engineering. Designed infrastructure supporting 10M+ users, reduced cloud costs by $500K annually, and built internal developer platforms that improved deployment velocity by 300%. Mentored 5 engineers and established DevOps best practices across engineering organization.
WORK EXPERIENCE
Senior DevOps Engineer / Platform Engineer
Mar 2021 – Present
ScaleCloud Inc
  • Platform Engineering: Built internal developer platform enabling 50+ engineers to self-service provision infrastructure, reducing environment setup from 2 days to 15 minutes and improving deployment velocity by 300%
  • Multi-Cloud Architecture: Architected multi-cloud infrastructure spanning AWS and Azure supporting 10M+ users with 99.95% uptime, managing 100+ microservices on Kubernetes clusters
  • Cost Optimization: Reduced annual cloud costs by $500K through rightsizing, spot instances, and infrastructure optimization while improving performance by 20%
DevOps Engineer
Aug 2018 – Feb 2021
TechStart Solutions
  • Kubernetes Migration: Led migration of 30+ services from EC2 to Kubernetes, improving deployment frequency from weekly to 50+ times per week and reducing infrastructure costs by 35%
  • CI/CD Implementation: Built comprehensive CI/CD pipelines using GitLab CI and ArgoCD, automating testing and deployment for 30+ microservices with 95% deployment success rate
  • Monitoring & Observability: Implemented observability stack with Prometheus, Grafana, and ELK, reducing MTTD from 45 minutes to 5 minutes and improving incident response
DevOps Engineer
Jan 2017 – Jul 2018
CloudSystems Corp
  • Infrastructure Automation: Implemented infrastructure as code using Terraform managing 200+ AWS resources across multiple environments, achieving 100% infrastructure reproducibility
  • Configuration Management: Automated server configuration and application deployment using Ansible for 50+ servers, reducing configuration drift and deployment errors by 80%
  • Security & Compliance: Implemented security best practices including secrets management (Vault), network segmentation, and automated compliance scanning achieving SOC 2 compliance
SKILLS & COMPETENCIES
Platform Engineering and Developer Experience | Kubernetes at Scale (Multi-Cluster, Service Mesh) | Infrastructure as Code (Terraform, Pulumi) | Multi-Cloud Architecture (AWS, Azure) | CI/CD and GitOps (ArgoCD, Flux) | Containerization (Docker, containerd) | Observability and Monitoring (Prometheus, Grafana, Datadog) | Cloud Cost Optimization and FinOps | Site Reliability Engineering (SRE) | Linux Systems and Networking | Security and Compliance Automation | Technical Mentoring and Leadership
CERTIFICATIONS
Certified Kubernetes Administrator (CKA)
Jan 2021
Cloud Native Computing Foundation
AWS Certified Solutions Architect - Professional
Aug 2022
Amazon Web Services
HashiCorp Certified: Terraform Associate
Mar 2020
HashiCorp
HashiCorp Certified: Vault Associate
Nov 2021
HashiCorp
EDUCATION
Bachelor of Science in Computer Engineering
2013-2017
University of Washington
Seattle, Washington
  • Distributed Systems
  • Computer Networks

Tools to build your Senior DevOps Engineer / Platform Engineer resume

Copy and adapt these proven examples to create a resume that stands out.

Resume Headlines

Use these attention-grabbing headlines to make a strong first impression.

Senior DevOps Engineer | Platform Engineering | $500K Cloud Cost Savings
Platform Engineer | Building Internal Developer Platforms at Scale
Senior DevOps Engineer | Kubernetes Expert | 10M+ Users Supported
DevOps Technical Lead | Multi-Cloud Architecture | AWS & Azure
Platform Engineer | 300% Deployment Velocity Improvement
Senior Site Reliability Engineer | Cost Optimization & Performance
DevOps Architect | Building Self-Service Infrastructure Platforms

💡 Tip: Choose a headline that reflects your unique value proposition and matches the job requirements.

Power Bullet Points

Adapt these achievement-focused bullets to showcase your impact.

Platform Engineering & Architecture

• Designed and built internal developer platform used by 50+ engineers, providing self-service infrastructure provisioning and reducing environment setup time from 2 days to 15 minutes
• Architected multi-cloud infrastructure strategy spanning AWS and Azure, supporting 10M+ active users with 99.95% uptime and sub-100ms API response times
• Led migration from monolithic infrastructure to microservices architecture on Kubernetes, improving deployment velocity by 300% and reducing service dependencies
• Established infrastructure standards and reusable Terraform modules adopted across 8 engineering teams, improving consistency and reducing configuration drift by 90%

Kubernetes & Container Orchestration

• Managed production Kubernetes clusters at scale running 100+ microservices across 50+ nodes, supporting 10M+ daily requests with 99.95% SLA
• Implemented multi-cluster Kubernetes architecture with service mesh (Linkerd), enabling blue-green deployments and reducing deployment risk
• Designed Kubernetes operator for stateful applications, automating complex deployment workflows and reducing operational overhead by 70%
• Established Kubernetes best practices and security policies (OPA Gatekeeper), preventing 200+ misconfigurations and security vulnerabilities

Cost Optimization & Efficiency

• Reduced annual cloud infrastructure costs by $500K through rightsizing EC2 instances, implementing spot instances, and optimizing S3 storage classes
• Built FinOps program with cost visibility dashboards and automated cost alerts, enabling teams to reduce waste by 40% while maintaining performance
• Implemented Kubernetes cluster auto-scaling and pod right-sizing, reducing over-provisioning by 50% and saving $200K annually
• Migrated workloads to ARM-based instances (Graviton2), achieving 30% cost savings and 20% performance improvement

Technical Leadership & Mentoring

• Mentored 5 junior DevOps engineers on infrastructure automation, Kubernetes, and cloud architecture, with 3 promoted to mid-level roles
• Established DevOps Center of Excellence, creating standards, runbooks, and training materials adopted by 50+ engineers across organization
• Led architecture review board evaluating infrastructure proposals, improving design quality and preventing technical debt
• Conducted 20+ technical workshops on Kubernetes, Terraform, and GitOps, elevating engineering team capabilities

💡 Tip: Replace generic terms with specific metrics, technologies, and outcomes from your experience.

📝

Resume Writing Tips for Senior DevOps Engineer / Platform Engineers

1

Emphasize Platform Thinking

Senior DevOps roles require platform engineering mindset. Show how you built tools and infrastructure that enabled other engineers. Use phrases like "built internal platform for..." or "enabled 50+ engineers to..." to demonstrate organizational impact.

2

Quantify Business Impact

Connect DevOps work to business outcomes. Don't just say "optimized infrastructure"—show "$500K cost savings" or "supported 10M+ users." Demonstrate you understand infrastructure as business enabler, not just technical exercise.

3

Show Technical Depth

Senior roles require deep expertise in specific areas. Detail your Kubernetes architecture (multi-cluster, service mesh), advanced Terraform patterns (modules, state management), or cloud networking (VPC peering, PrivateLink). Show you can solve complex problems.

4

Demonstrate Leadership

Senior engineers lead without authority. Highlight mentoring, standards setting, architectural decisions, and cross-team collaboration. Show you can influence technical direction and elevate team capabilities.

5

Balance Breadth and Depth

Senior DevOps requires both: deep expertise in core areas (K8s, IaC) and breadth across the stack (monitoring, security, networking). Show T-shaped skills—expert in some areas, competent in many.

🎯

Essential Skills & Keywords

Include these skills to optimize your resume for ATS systems and recruiter searches.

Platform Engineering

Internal Developer Platforms Self-Service Infrastructure Platform as a Service (PaaS) Developer Experience (DevEx) Infrastructure Standardization Multi-Tenancy and Resource Isolation

Advanced DevOps & SRE

Kubernetes at Scale (100+ microservices) Service Mesh (Istio, Linkerd) GitOps (ArgoCD, Flux) Infrastructure as Code (Terraform, Pulumi) Observability (Prometheus, Grafana, Datadog) Chaos Engineering and Disaster Recovery

Cloud Architecture

Multi-Cloud Strategy (AWS, Azure) Cloud Cost Optimization (FinOps) High Availability Architecture Cloud Networking and Security Serverless and Event-Driven Architecture Database Operations (RDS, DynamoDB)

Leadership & Collaboration

Technical Mentoring Architecture Design and Review Cross-Team Collaboration Technical Standards and Best Practices Runbook and Documentation On-Call and Incident Management

💡 Tip: Naturally integrate 8-12 of these keywords throughout your resume, especially in your summary and experience sections.

Why this resume works

Role-Specific Strengths

  • Platform engineering leadership: Built internal developer platforms and self-service infrastructure tools that empowered 50+ engineers—key senior responsibility
  • Multi-cloud architecture: Designed and implemented infrastructure across AWS and Azure at enterprise scale supporting 10M+ users
  • Cost optimization expertise: Reduced cloud costs by $500K annually through right-sizing, reserved instances, and infrastructure optimization
  • Technical leadership and mentoring: Mentored 5 junior engineers and established DevOps standards across organization—demonstrates people leadership

✓ ATS-Friendly Elements

  • Senior DevOps keywords: "platform engineering," "multi-cloud," "Kubernetes at scale," "infrastructure architecture," "cost optimization"
  • Senior certifications: CKA, AWS Solutions Architect Professional, HashiCorp Vault
  • Clear progression: DevOps Engineer → Senior DevOps Engineer → Lead
  • Enterprise-scale metrics: 10M+ users, $500K savings, 300% velocity improvement
  • Leadership keywords: mentoring, best practices, technical standards
  • Action verbs for senior level (Architected, Designed, Led, Established, Mentored)

✓ Human-Readable Design

  • Senior-level appropriate metrics: platform-wide impact, multi-team influence, enterprise-scale infrastructure
  • Balance of technical depth (Kubernetes expertise) and leadership (mentoring, standards)
  • Progressive responsibility shown: DevOps Engineer → Senior DevOps → Platform Engineer
  • Concrete platform engineering examples: internal tools, self-service infrastructure, developer experience
  • Cost consciousness demonstrated with specific savings ($500K)
  • Summary emphasizes both technical expertise and organizational impact

💡 Key Takeaways

  • At senior level, emphasize platform building and developer enablement over individual automation tasks
  • Quantify organizational impact: cost savings ($500K), velocity improvements (300%), users supported (10M+)
  • Show technical leadership: mentoring engineers, establishing standards, architectural decisions
  • Highlight multi-cloud and advanced skills: Kubernetes at scale, service mesh, observability platforms
  • Demonstrate business impact: cost optimization, reliability improvements, engineering productivity

📈 Career Progression in DevOps

See how DevOps roles evolve across career stages, from hands-on automation to platform engineering leadership.

⚙️ DevOps Engineer → 🚀 Senior DevOps / Platform Engineer (Current) 🏢 Director of DevOps →

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