DevOps Engineer

Responsibilities

• Purchases and management of infrastructure hardware/services (Hetzner, Amazon, Google Cloud, LeaderGPU).
• Research and testing of new big solutions (for example. TiDB, Kafka, Hadoop, etc.).

Launch, maintenance and monitoring of:

• Front, load balancing and mirrors (NGINX, HAProxy, etc.).
• Application servers (PHP).
• Container orchestration (Docker Swarm and Kubernetes).
• MariaDB Galera cluster.
• File storage clusters (GlusterFS, Ceph, etc.).
• MongoDB cluster.
• Worker servers (rendering, AI, etc.) using Ansible + Docker.
• Monitoring and alerting (Grafana, Proeteus, Loki, etc.).
• Cloud services (BigQuery, SES, etc.).
• CDN and DNS.
• Caching and queue servers (Redis, Hazelcast, RabbitMQ, etc.).
• Multiple datacenters around the world.
• Other internal services/servers (VPN, analytics, mailing, etc.).
• Infrastructure as code (Ansible, Docker, Docker Swarm, Kubernetes, Gitlab CI/CD, etc.).
• Virtual and dedicated servers.

Expectations

Required knowledge of:

• Linux (Ubuntu, Debian, Centos).
• Python and Bash.
• Docker (build system, Docker Swarm).
• Kubernetes.
• On-premise — how servers and their clusters work, how to set them up (database, cache, front, etc.).
• Databases (SQL — MySQL/MariaDB flavor, NoSQL — MongoDB, Redis, etc.).
• Networks, network protocols, settings of network elements.
• Infrastructure and configuration as code (Gitlab CI/CD, Ansible, etc.).
• Monitoring/logging — Grafana, Prometheus, Loki, etc.
• Best practices in security, performance, memory management, maintainability, etc.
• Welcome knowledge.
• Database administration — SQL (MySQL, PostgreSQL), NoSQL DB (MongoDB, Redis).
• Load balancing and server clusters and how to setup/manage them (Haproxy, SQL-Proxy, Envoy, Galera cluster, LVS).
• Message broker (RabbitMQ, Kafka, etc.).
• Backup and restore (disaster plan and practice).
• VPN — Wireguard, OpenVPN.

Nice to have:

• Experience with one of the cloud systems (AWS, Google, Azure, AliCloud).
• Some knowledge of C/C++, Java, PHP, Kotlin, Swift.
• Understanding of Russian or Lithuanian languages.

What we offer

• Attractive compensation. Our goal is to ensure that our team members are financially comfortable, and we are open to any salary negotiations.
• Balance of freedom and responsibility in the position. We believe in empowering our team members and allowing them to take ownership of their work. We won't micromanage, and instead trust our team to operate independently.
• Investment in education and training. We support the professional development of our team members and are willing to allocate funds toward their training expenses.
• Company-provided computer equipment.
• Paid Time Off. Around 40 days of yearly vacation time.
• Additional perks such as discounts on car rentals, coworking spaces, work management tools, and immigration support.
• The flexibility to work from anywhere in the world through remote means.

We hope that your application will be the beginning of a long-term and mutually beneficial relationship that goes beyond a job.