Platform Engineer

This is a pivotal role at the intersection of infrastructure and developer experience. You’ll be the primary technical bridge between our US Platform team and our global Platform Infrastructure organization, ensuring both move in the same direction with shared standards, a unified codebase, and a clear roadmap. If you’re energized by making complex systems simpler for the people who build on them, this is the role for you. What you’ll do

• Design and implement infrastructure-as-code solutions, driving automation of manual processes and improving deployment speed and reliability across the US engineering organization
• Act as the technical connector between the US Platform team and the global Platform Infrastructure team, establishing shared standards, runbooks, and a joint technical roadmap
• Improve our monitoring, observability, and incident response processes, including cross-timezone on-call coordination and post-mortem practices
• Build internal tooling and self-service capabilities that help product engineering teams deploy, monitor, and scale services independently
• Lead the migration of US infrastructure into a unified, cohesive platform, treating our internal platform surfaces with the same intentionality we bring to customer-facing products, Design, operate, and improve highly scalable hybrid multi-cloud Kubernetes platforms supporting business-critical systems. Responsibilities include optimizing reliability, managing large-scale infrastructure, integrating open-source technologies, guiding Kubernetes platform evolution, and mentoring engineers. The role requires expertise with Kubernetes clusters containing thousands of nodes, observability tools, Golang, Linux, AWS, GCP, OCI, custom data centers, and on-call operations. Candidates must be eligible for CJIS clearance and periodically complete government-required background and fingerprint checks. Top Skills: Ai TechnologiesAlertmanagerAWSGCPGoGrafanaKubernetesKubernetes OperatorsLinuxOciPrometheusThanos Cloudflare, Build and operate Cloudflare’s large-scale Kubernetes platform running on bare-metal Linux. Design resilient systems, support application teams, improve resource efficiency, harden infrastructure, and respond to platform incidents. The role combines software engineering with DevOps responsibilities, including production Kubernetes operations, Linux systems debugging, container networking, and contributions to open-source projects. Top Skills: AnsibleArgo RolloutsArgocdBashCephClusterapiConsulContainer Network Interfaces (Cnis)ContourElasticsearchEnvoyEtcdGoIp NetworkingIptablesKibanaKubernetesKubevirtLinuxNftablesPrometheusRedisRookSaltstackTypescriptVault Focused, Lead the architecture and delivery of an enterprise AI platform supporting LLM and agent workloads. Design multi-tenant Kubernetes infrastructure across Azure and GCP, GPU capacity, Terraform modules, CI/CD and GitOps workflows, security controls, governance, and shared AI services. Mentor a platform engineer, guide technical decisions, conduct architecture reviews, and advise client stakeholders. Top Skills: Azure AksAzure OpenaiCi/CdGcp GkeGitopsGoogle Cloud PlatformGpu InfrastructureIamInfrastructure As CodeKserveKubernetesLlm InfrastructureNetwork SecurityNvidia Gpu OperatorPolicy As CodeRay ServeSecrets ManagementTerraformTritonVertex AiVllm

What you need to know about the Colorado Tech Scene

With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.

Key Facts About Colorado Tech

• Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
• Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3
• Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech
• Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook)
• Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures
• Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute

• Proven experience in platform, DevOps, or infrastructure engineering at a senior level in complex, distributed environments (~8+ years)
• Deep expertise in AWS services (EC2, S3, RDS, VPC, IAM, EKS) and advanced Kubernetes, including cluster design, multi-tenant management, and upgrade strategies
• Strong proficiency in Infrastructure as Code (Terraform and/or CloudFormation at scale) and CI/CD design using tools such as Jenkins, GitHub Actions, or ArgoCD
• Experience with service mesh technologies (Istio preferred), observability platforms (Prometheus, Grafana, ELK/OpenSearch), and proficiency in Go, Python, or JavaScript/TypeScript
• Comfort working across globally distributed teams, with the communication skills to influence both technical and non-technical stakeholders and the mindset to thrive in async, cross-timezone environments

Be an Early Applicant In-Office Boulder, CO, USA 160K-185K Annually Senior level In-Office Boulder, CO, USA 160K-185K Annually Senior level Design, automate, and standardize cloud infrastructure and developer tooling for US engineering. Bridge the US Platform team with global platform infrastructure, improve observability and incident response, build self-service tooling, and lead migration into a unified platform to increase deployment reliability and developer productivity., * Base Salary range for this position is $160-$185K annually

• Stock Option Plan participation
• Compensation will be finalized based on the candidate’s experience and location

Why you should join SumUp

Opportunity to work with SumUppers globally on large-scale fintech products used by millions of businesses worldwide, from our Boulder office. This involves an office-first setup

Commitment to Diversity and Inclusion: be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone’s perspectives are respected and embraced

Enrollment onto our Virtual Stock Option program: you will own a stake in SumUp’s future success

A dedicated annual L&D budget for your individual development, which can be used to attend conferences and/or advance your career through further education

Generous time off: 22 days of paid vacation, plus an extra day each year up to 28 days, public holidays, quarterly Wellness Days, and special leaves

Health and life coverage: medical coverage via Cigna & Kaiser, plus life insurance

Financial security: 401(k) retirement scheme with SumUp matching (100% on first 1%, 50% on 2-6%)

The US Platform team is the engineering backbone that keeps SumUp’s product teams moving. We build and maintain the cloud infrastructure, tooling, and developer environments that hundreds of engineers across the US depend on every day. As we grow, we’re making a deliberate investment in senior expertise to raise the bar on how we build, standardize, and connect our platform work globally., Break4me: 1-month sabbatical after 3 years of service Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team, At SumUp, we’re on a mission to empower small businesses across the globe by providing simple and affordable tools that allow them to thrive. Today, over 4 million businesses in 37 markets rely on SumUp as their financial partner to manage payments, finance and customer relationships.

Our commitment to small businesses is reflected in our diverse team of over 3,000 SumUppers from over 90 nationalities, united by global collaboration and an innovative mindset. Our core values lay the foundation for who we are and what we stand for, shaping our work culture and driving our success. We foster inclusivity and a continuous learning culture, providing a safe space for personal and professional growth. Our differences make us unique and strong as we strive to create an environment where everyone belongs and feels supported, no matter how they identify.

SumUp is proud to be an Equal Employment Opportunity employer, actively seeking and embracing diversity in our workforce. We don’t make hiring or employment decisions based on race, color, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. Our commitment extends beyond recruitment to creating a safe and respectful workplace where harassment of any form is strictly prohibited. Discover more about our culture and opportunities on our careers website, and follow our journey on LinkedIn, Instagram, and TikTok.