Top Platform Engineer Jobs in Denver & Boulder, CO

The Staff Platform Engineer will lead the architecture, development, and scaling of API-based transaction processing systems, ensuring reliability and performance while mentoring other engineers.

Design, implement, automate, and operate scalable AWS infrastructure and Databricks platforms for large-scale analytics. Build IaC (Terraform/AWS CDK), CI/CD pipelines, platform governance, security, monitoring, and cost optimization. Partner with data engineering teams to enable reliable ETL/ELT pipelines, manage Databricks workspaces/clusters, and troubleshoot platform issues while establishing reusable DevOps practices.

The Platform Engineer SkillBridge intern will support the development and deployment of cybersecurity applications in a Kubernetes environment, contributing to product strategy and innovation while guiding junior engineers.

Build and improve Stitch Fix's cloud-native platform and developer tooling. Develop IaC, CI/CD, containerized workflows, and automation to improve deployment reliability and developer experience. Collaborate with engineers, debug systems, and explore LLM-powered tooling under mentorship.

Design and develop robust, scalable software for a cloud-based AI platform. Collaborate with teams, improve platform functionality, and evaluate new technologies.

Responsible for maintaining and scaling the cloud infrastructure to support enterprise AI workloads, optimizing costs, and ensuring security and reliability.

As a Senior Atlassian Platform Engineer, you will administer and support Jira and Confluence platforms, automate tasks, troubleshoot issues, and collaborate with various teams to enhance performance and stability.

The Lead Platform Engineer will design architecture, manage CI/CD pipelines, write IaC, and lead a team in developing cloud-native platforms while integrating AI tools and mentoring engineers.

Lead design and implementation of the PSA Liquidity Platform connecting buyers and sellers. Build buyer tooling, matching/ranking engines, and seller experiences. Architect and operate microservices and Kafka-driven systems on Kubernetes/AWS, instrument observability, apply AI tooling across the SDLC, and drive cross-functional delivery from 0-to-1 while owning end-to-end outcomes.

Lead and architect enterprise Kubernetes platforms (EKS/GKE), automate resource management and scaling (Karpenter, ScaleOps), implement IaC and CI/CD, apply FinOps to optimize cost, improve observability, mentor engineers, and drive platform resilience and operational excellence.

Platform Engineer responsible for building and securing cloud-native platform infrastructure. Work includes IaC, Kubernetes cluster build/maintenance (EKS/RKE2), CI/CD and GitOps automation, secure coding and vulnerability remediation, mentoring engineers, and coordinating application-to-platform integrations for DoD/Navy environments.

Lead platform reliability for a high-volume OMS: drive automation, self-healing, observability, incident management, RCA, performance tuning, and mentor support engineers while partnering with engineering and vendors.

Build and maintain cloud-native platform infrastructure and CI/CD for Navy environments. Implement IaC, manage Kubernetes clusters (EKS, RKE2), apply secure coding and vulnerability remediation, integrate applications with platform services, mentor engineers, and collaborate across teams to align technical solutions with mission needs.

Build and maintain internal developer platforms, tooling, and automation to improve engineering productivity. Implement AI-powered tooling and LLM/agent-driven workflows, create service catalogs and self-service infrastructure, partner with engineering teams to improve reliability, and reduce operational overhead through automation and improved developer experience.

The Sr. Staff Platform Engineer will lead the design and development of cloud-native internal developer platforms, focusing on AWS and AI/ML integration to empower engineering teams and streamline workflows.

Responsible for building new products, updating existing offerings, leading projects, mentoring, and ensuring quality and alignment in technical implementation. Collaborate with teams to drive projects from ideation to production.

Design, build, and maintain automation and deployment frameworks. Create Python automation scripts, custom Dockerfiles, and Helm charts; deploy and manage Helm across multiple Kubernetes clusters. Maintain configuration-as-code repos, implement CI/CD (preferably GitLab CI/CD), apply GitOps/Kustomize practices, troubleshoot platform issues, and collaborate with development teams to ensure scalable, documented platform operations.

Design, build, and extend a centralized SAP Commerce backend and custom extensions; develop resilient integrations to ERP/PIM/CRM via middleware; diagnose production issues using Commerce Cloud logs and Dynatrace; create OCC/headless APIs; contribute to design, code reviews, documentation, and Agile delivery with full ownership of platform outcomes.

Develop, maintain, and evolve a high-throughput, low-latency US sports trading platform. Build scalable microservices on GCP with Kubernetes using Go or Rust. Ensure resilience during peak events, contribute to architecture, mentor junior engineers, collaborate with stakeholders, and adopt CI/CD, IaaS, concurrency debugging, and in-house AI technologies to deliver reliable global services.

Design, build, and operate enterprise-scale multi-cloud infrastructure (Azure primary, GCP, AWS exposure). Own landing zones, Terraform modules, production AKS/GKE Kubernetes, Vault secrets, hybrid networking, CI/CD pipelines, monitoring, DR, and automation (Ansible, Python/Bash). Mentor engineers, document runbooks, and collaborate with security, application teams, and leadership to ensure secure, reliable, cost-optimized cloud platforms.

Lead design and implementation of the Tax platform: build scalable, fault-tolerant systems, improve extensibility, mentor engineers, drive technical strategy and roadmap, collaborate cross-functionally, improve reliability/incident response, and build AI guardrails to safely leverage agentic LLMs for tax compliance.

The Platform Engineer will design and implement scalable compute infrastructure for autonomous vehicle simulation, utilizing cloud platforms and on-premises clusters, along with managing CI/CD pipelines and monitoring systems.

The role involves enhancing developer productivity by improving CI/CD, automated testing, and integrating AI-based tools, focusing on operational excellence and collaboration with teams.

Lead enterprise cloud architecture across AWS and Azure, design scalable multi-cloud networking and IaC (Terraform) at scale, drive large migrations, mentor engineers, support HIPAA/HITRUST compliance, and own major infrastructure initiatives and incident response.

As a Senior Software Engineer, you will design best practices for AI Agents, develop standards, collaborate on product opportunities, and stay updated on emerging Agent techniques.