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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior DevOps Engineer (all genders) - **Company:** Sunday GmbH - **Location:** Berlin, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** PHP (Programming Language), Amazon Web Services, Amazon Cloudfront, Amazon Elastic Compute Cloud, Amazon S3, Ubuntu (Operating System), Cloud Computing, Debian Linux, Linux, DevOps, Domain Name System (DNS), Identity and Access Management, MySQL, Performance Tuning, Redis, Security Information and Event Management, Data Logging, Data Processing, Indexer, Magento, Data Layers, Amazon Relational Database Service, Sentry, Cloudflare, AWS Fargate, Bitbucket, Cloud Optimization, Cloudwatch, Terraform, New Relic (SaaS), Devsecops, Pagerduty - **Published:** September 3, 2026 - **Apply:** https://de.indeed.com/viewjob?jk=e4ccd7aa8ae3738d ## About the Role * 7+ years running production infrastructure, with deep hands-on AWS as the person accountable when it breaks * Security-conscious infrastructure operations - DevSecOps practices, system audits and access reviews, comfortable being accountable for GDPR-relevant data handling * Infrastructure as code at scale - Terraform as your default way of working, on an estate of comparable size * Deep Linux (Debian/Ubuntu) - you can trace a slow system from the kernel up and explain what you found * MySQL under real load - slow-query analysis, replication, indexing, tested recovery * Ownership of monitoring and incident response at scale - you have built the alerting that catches problems before customers report them, using tooling like New Relic, Datatog, etc. and run the on-call and post-incident process around it * Experience defining standards that other engineers work to, whether with in-house teams or external partners, and holding the line on them, * PHP-FPM / Magento 2 performance tuning, or Varnish and Redis at scale * Cloud cost optimisation at six-figure annual spend * AWS architecture certification * Experience with SIEM tooling (e.g. Wazuh) or similar security monitoring * Background in direct-to-consumer eCommerce or other high-traffic system operations ## Description * You shape the infrastructure vision. How we run, deploy, monitor and scale is yours to define, propose and defend. * You work alongside our two external partners as the in-house technical counterpart - building the architecture and standards together, and bringing the deep platform knowledge back into the company. As the platform grows, taking the technical direction of that group is a natural next step, and one we would actively support. * You own our AWS spend - €400k a year that currently has no dedicated owner, including where it goes and how we bring it down. * You are the escalation point. When production is at risk, you decide. * You report directly to the Head of eCommerce Platforms, with direct access to leadership for the decisions that need it., * AWS infrastructure - EC2, RDS, Fargate, CloudFront, S3, IAM - plus Cloudflare, DNS and WAF * Security & compliance - DevSecOps practices, system audits, patching and access reviews, and GDPR-compliant data handling across every environment * Infrastructure as code - taking us from manually managed to fully Terraform-defined * Data layer - MySQL under production load: tuning, replication, and backups you have actually restored from * Cloud economics - a €350k annual AWS budget with real headroom for optimisation * Delivery for 30+ developers - Bitbucket Pipelines, environments, and how fast and safely code reaches production * Reliability at 7M MAU - monitoring, logging, alerting and incident response (New Relic, Sentry, CloudWatch, PagerDuty) ## Related Videos - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Coffee with Developers](https://www.wearedevelopers.com/videos/341-coffee-with-developers) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) ## Related Articles - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [DevOps Engineer Salary [2023]](https://www.wearedevelopers.com/magazine/203-devops-engineer-salary-2023) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023)