Senior Platform Engineer
18 hours ago
Palma
What is Accountable? Accountable is a young fintech/taxtech focused on helping the self-employed automate their accounting and taxes with a simple mobile and web app. We are 80+ people spread across offices in Berlin and Brussels, as well as remote locations throughout Europe. We aim to create a product that is incredibly easy and fun to use, requiring no knowledge of tax or accounting. We're growing at a rate of more than 150% per year, and our ambition is to become the European leader in our market. The Role We are seeking a Platform Engineer to own and evolve our Kubernetes-based infrastructure on AWS. You'll be responsible for ensuring our microservices platform is reliable, scalable, and cost-efficient while empowering developers to ship with confidence. Our stack runs on AWS EKS with modern tooling including Karpenter for intelligent node scaling, KEDA for event-driven autoscaling, and Datadog for full observability. If you enjoy working with Kubernetes at scale and have a passion for automation, we'd love to hear from you. What You'll Do • Own our Kubernetes platform: Manage and evolve our AWS EKS cluster, including node pools, networking, scaling policies, and cluster upgrades, • Optimize autoscaling: Configure and tune Karpenter (node-level) and KEDA (pod-level) to handle traffic spikes efficiently while minimizing costs, • Build reliable CI/CD pipelines: Design and maintain GitHub Actions workflows for building, testing, and deploying containerized microservices to production, • Drive observability: Own our Datadog implementation for logs, APM, metrics, and alerting—ensuring we catch issues before our users do, • Manage secrets securely: Maintain our secrets management flow using AWS Secrets Manager and External Secrets Operator, • Support the development team: Collaborate with backend engineers on Node.js/TypeScript services, helping debug performance issues and optimize deployments, • Maintain supporting infrastructure: Manage Redis clusters (used for Bull job queues), ALB ingress configuration, and DNS management, • Implement Infrastructure as Code: Use Helm, Kustomize, or Terraform to ensure our infrastructure is reproducible and version-controlled, • Respond to incidents: Troubleshoot production issues, conduct post-mortems, and implement preventive measures, • Optimize costs: Monitor and reduce AWS spending through right-sizing, spot instances, and efficient resource allocation Required Qualifications • 4+ years of hands-on experience with Kubernetes (AWS EKS strongly preferred), • Strong Kubernetes fundamentals: Deployments, Services, Ingress, ConfigMaps, Secrets, RBAC, NetworkPolicies, • Experience with Kubernetes autoscaling: HPA, VPA, KEDA, or Karpenter, • AWS proficiency: EKS, ECR, ALB, Secrets Manager, IAM roles for service accounts, EventBridge, SQS, Lambda, • CI/CD expertise: Building and maintaining pipelines with GitHub Actions for containerized workloads, • Observability experience: Datadog, Prometheus/Grafana, or similar (logs, metrics, APM, alerting), • Container expertise: Docker, multi-stage builds, image optimization, container registries, • IaC experience: Terraform, • Scripting skills: Bash, Python, or similar for automation tasks, • Working knowledge of Node.js/TypeScript: Enough to read code, debug issues, and collaborate with developers, • Redis experience: Job queues, caching, basic administration, • Strong communication skills: Ability to work effectively with distributed teams across Europe Nice-to-Have • AWS certifications (Solutions Architect, DevOps Engineer, or Kubernetes specialty), • Experience with GitOps workflows (ArgoCD, Flux), • MongoDB administration experience, • Service mesh experience (Istio, Linkerd), • FinOps / cost optimization expertise, • Experience with security scanning (Trivy, Snyk, etc.), • CI/CD experience for mobile applications (React Native), • Familiarity with compliance requirements in fintech Our Tech Stack • Orchestration — AWS EKS, Kubernetes, Karpenter, KEDA, • CI/CD — GitHub Actions, ECR, • Observability — Datadog (logs, APM, metrics), • Infrastructure — AWS (ALB, Secrets Manager, SQS, EventBridge, SNS), • Databases — MongoDB, Redis, • Backend — Node.js, TypeScript, Express.js, • Frontend — React, React Native What We Offer • Long-term contractor relationship with potential for growth, • Flexible remote work within European timezones, • Opportunity to own and shape the infrastructure of a fast-growing fintech, • Collaborative team environment with offices in Berlin and Brussels, • Work on a product that genuinely helps people manage their finances Location: Remote (Europe) or Hybrid (Berlin/Brussels) Type: Long-term Contract Timezone: CET ± 2 hours overlap required ⚠️ NO RECRUITMENT AGENCIES ⚠️
