Senior Site Reliability Engineer

Oxylabs Vilnius 29 days ago

engineering

We’re a team of 500+ professionals who develop cutting-edge proxy and web data scraping solutions for thousands of the world’s best known businesses, including Fortune 500 companies.

What’s in store for you:

You’ll be solving complex challenges and maintaining our own infrastructure with 60PB+ monthly data traffic. Here are its scale and maturity in numbers:

- 6PB+ Ceph storage

- 60PB+ monthly data traffic through our systems

- 300k+ service requests/sec processed

- 500k+ Kafka messages/sec streamed

Join a team where innovation isn’t just a buzzword - it’s how we work every day.

We don’t use outdated tools or legacy systems - you’ll have the freedom to choose the right technology for the job. You’ll be learning and experimenting with bleeding-edge tech, pushing it to production at scale. Our infrastructure handles massive workloads - 60K+ API requests per second and 500K+ messages per second - so every decision you make has real impact.

If you love solving complex problems with modern tools, this is the place for you.

Your day-to-day:

Be a part of team witch maintaining hundreds of servers around the globe.

Maintain multiple Kubernetes clusters and ensure availability.

Work on infrastructure arrangement, capacity planning, performance optimization.

Be responsible for managing various databases - SQL, NoSQL and etc..

Upgrade systems with new releases and models.

Automate everything or as many things as possible.

Work together with PMs and Development team to find the best technological solutions.

New ideas & projects are always welcomed!

Your skills & experience:

Strong Linux skills, including troubleshooting and programming.

That you are familiar with some of these technologies: Microservices, Kafka, Nginx, MySQL, Valkey, HAProxy, Prometheus.

Hands-on experience with Kubernetes/Helm/ArgoCD.

Hands-on experience with automation and servers provisioning tools (preferably Ansible and OpenTofu).

Excellent proactive, responsibility and ownership skills.

Nice to have:

Experience with big databases (SQL and NoSQL).

Experience with critical web systems (you know what HA actually means).

Experience with continuous integration and continuous delivery/continuous deployment (Gitlab CI/CD).

Experience with cloud providers (AWS, GCP, etc.).

That you have a clue or two about how network technologies work (DNS, IPv4, IPv6, BGP, routing, bridging, etc.).

Tech stack:

Git

Gitlab

Docker

Kubernetes

Ansible

OpenTofu/Terraform

OpenBao/Vault;ArgoCD

Gitlab CI/CD

Percona server

Mysql Galera cluster

Mysql group replication

MongoDB

Clickhouse

Scylla/Cassandra

Redis/Valkey

Dragonfly

Kafka

Redpanda

Prometheus

Thanos

Grafana

Linux (Debian based)

Sentry

Tenable Nessus

HAProxy

Rancher

RKE2

Fluent-bit

OpenObserve

Rook (Ceph).

Salary:

Gross salary from 4500 EUR/month. Keep in mind that we are open to discussing a different salary based on your skills and experience.

To support your professional growth and make you feel taken care of, we’ve put together an expansive benefit package. It covers learning, well-being, celebration, and much more — learn all about it here.

Up for the challenge? Let’s talk!