Must have skills: 5+ years DevOps/platform (senior), production ownership Deep AWS (VPC, ECS, IAM, RDS/ElastiCache or equivalents, networking) Terraform at scale (modules, remote state) CI/CD with GitHub Actions, including automated deploys to production (e.g. blue/green deployments) Containers (Docker); comfortable operating services on ECS or K8s Strong Linux networking (DNS, TLS, load balancing, firewalls, VPN) Comfortable owning a multi-quarter infra initiative: TCO, design, vendors, cutover, rollback Comfortable automating operational tasks with shell and/or Python Fluent English (both spoken and written)
Strongly preferred: Replacing managed AWS services with self-hosted (Postgres HA, Redis/Valkey, Kafka, OpenSearch) Email infrastructure (MTA, SMTP, IP reputation, DKIM/SPF/DMARC) — Halon or similar Cloudflare (DNS/WAF/Access) Observability beyond CloudWatch (Prometheus/Grafana/Loki or equivalent) Prior work with multi-region SaaS or EU data residency Cost-driven architecture / FinOps mindset
Буде плюсом
GCP (BigQuery/certificates) Comfortable reading Ruby or Go (used in our services and tooling) AWS Certificates Experience planning or/and executing migration to on-prem, colo, or private cloud (both partial or hybrid), including colo/bare-metal ops: IPAM (NetBox), Ansible, image-based provisioning (Packer or equivalent), HAProxy/Nginx
Пропонуємо
Full-remote from any location or in one of our offices (Kyiv/Krakow/Warsaw) bit.ly/rw-remotecollab Competitive compensation, access to savings program, and deposit policy Thanks to our hardware policy, we use the best equipment and can regularly update it 34 days a year as paid time off (24 standard days + 10 more to cover public holidays) Health policy budget that will cover your private sports and healthcare expenses Participate in our online and offline events ⌨️ Our offices are equipped with modern ergonomic chairs and standing desks You can always find fresh food and drinks in our kitchen In Ukraine, we collaborate through Diia.City More about our benefits and how we work Railsware Handbook: railsware.com/handbook
Обов’язки
Operate and evolve AWS multi-account / multi-region infra Terraform modules/workspaces Ensure safe infrastructure changes across network, storage, and services, with zero-downtime deployments ECS services, blue/green deploys, Docker image pipelines Reliability: CloudWatch/PagerDuty/Sentry, capacity, cost tags Security baseline: IAM, secrets (SSM), Cloudflare edge rules Partner with engineers on release automation and production readiness
Про проєкт
We are looking for a Senior DevOps Engineer to join our team!
You will own and evolve Mailtrap’s production infrastructure — a multi-region AWS platform powering high-volume email sending and testing. You will keep it reliable, secure, and cost-efficient day to day.
Our engineering team thrives in an agile, continuously improving, and automation-oriented environment. We value ongoing evolution, objective evaluation of our processes, and taking action to make things better.
