Senior DevOps Engineer

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SeniorZdalnie·KrakówFull-time·B2B

#408809·Dodano dwa miesiące temu·5

Źródło: justjoin.it

🚫Oferta wygasła. Ta oferta pracy nie jest już aktywna i rekrutacja została zakończona.

Tech Stack / Keywords

AWS DevOps CI/CD DockerIPAMAnsibleCloudflare

Podsumowanie oferty

Join as a Senior DevOps Engineer responsible for the ownership and evolution of Mailtrap's production infrastructure on a multi-region AWS platform. Lead a key hybrid migration initiative from cloud to bare-metal infrastructure. Work in an agile, automation-oriented environment to ensure infrastructure reliability, security, and cost efficiency.

Wymagania

5+ years senior experience in DevOps/platform with production ownership
Deep expertise in AWS services including VPC, ECS, IAM, RDS, ElastiCache, networking
Expertise in Terraform at scale (modules, remote state, Terraform Cloud)
Experience with CI/CD pipelines using GitHub Actions, including automated deployments and blue/green deployment strategies
Proficient with containers (Docker), and operating services on ECS or Kubernetes
Strong Linux networking skills covering DNS, TLS, load balancing, firewalls, VPN/hybrid setups
Proven experience planning and executing migration to on-premises, colocation, or private cloud environments (partial/hybrid preferred)
Experience managing multi-quarter infrastructure initiatives including TCO, design, vendor management, cutover, and rollback
Ability to automate operational tasks using shell scripting and/or Python
Fluent in English (spoken and written)

Strongly preferred:

Experience with colocation/bare-metal operations including IPAM (NetBox), configuration management with Ansible, image-based provisioning (Packer or equivalent), and reverse proxies like HAProxy or Nginx
Experience replacing managed AWS services with self-hosted solutions (Postgres HA, Redis/Valkey, Kafka, OpenSearch)
Knowledge of email infrastructure (MTA, SMTP, IP reputation, DKIM/SPF/DMARC), preferably with Halon or similar
Experience with Cloudflare services (DNS, WAF, Access)
Observability tools beyond CloudWatch such as Prometheus, Grafana, Loki or equivalents
Prior work with multi-region SaaS or EU data residency requirements
Cost-driven architecture mentality and FinOps mindset

Would be a plus:

Experience with GCP (BigQuery, certificates)
Comfortable reading Ruby or Go
Relevant AWS certifications

Obowiązki

Day-to-day:

Operate and evolve AWS multi-account/multi-region infrastructure
Manage Terraform modules and workspaces
Ensure safe infrastructure changes with zero-downtime deployments
Oversee ECS services and Docker image pipelines with blue/green deploys
Monitor reliability via CloudWatch, PagerDuty, and Sentry; manage capacity and cost tags
Maintain security baselines including IAM, secrets (SSM), and Cloudflare edge rules
Collaborate with engineers on release automation and production readiness
Maintain a hybrid platform of AWS and rented bare metal

Migration leadership:

Build business and technical cases for migration from AWS to bare-metal/colocation
Design the rented bare-metal/colo landing zone including compute, network, storage, observability, and secrets
Plan migration waves, dependency maps, cutover and rollback procedures
Establish hybrid connectivity and manage dual-run periods with safe traffic shifts using Cloudflare
Replace or re-home managed services such as compute, queues, search, cache, and MTA nodes
Coordinate with colocation vendors, teams, and report progress and risks

Inne informacje

Candidate must be fluent in English (spoken and written).

Railsware

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