Senior / Lead DevOps

Planner 5D is a global hub for home design, uniting over 100+ million users in 230 territories around our planet (yes, we have 2 users connecting from Antarctica each month!). Our platform simplifies the home renovation process from concept to execution, and this process has never been more straightforward with our cutting-edge software. You don't need to be a professional designer to enhance your home or workspace. We are dedicated to streamlining the design experience, making the customization of dream homes accessible to everyone.

Our cross-platform presence spans Web, iOS, Android, Windows, and MacOS, ensuring seamless synchronization for our users. Planner 5D is more than just software; it's a vibrant community of enthusiastic and product-oriented professionals. From diverse backgrounds, our team collaborates across time zones, fueled by a shared passion to revolutionize the home design market.

We are constantly looking for like-minded talent eager to take ownership and drive innovation within our expanding suite of tools. Join us in shaping the future of home design.

At Planner 5D we are searching for Senior / Lead DevOps specialist who will join our team and work on improving and maintaining our IT infrastructure. 

Our tech stack: Docker Swarm, Kubernetes, Gitlab, nginx, PHP, MySQL, MariaDB, TiDB, Hazelcast, MongoDB, Redis, RabbitMQ, Ansible, Python, Bash

Responsibilities:

• Management, purchase, … of infrastructure hardware/services (Hetzner, Amazon, Google Cloud, LeaderGPU)
• Research and testing of new big solutions (for example TiDB, Kafka, Hadoop, ...)
• Launch, maintenance and monitoring of:
• Front, load balancing, mirrors, CDN and DNS (nginx, haproxy, powerdns, ...)
• Application servers (PHP)
• Container orchestration (Docker Swarm and Kubernetes)
• TiDB, MongoDB, MariaDB Galera cluster
• File storage clusters (GlusterFS, Ceph, ...)
• Worker servers (rendering, AI, ...) - using Ansible, Docker, Kuber
• Monitoring and alerting (Grafana, Proeteus, Loki, ...)
• Cloud services (BigQuery, SES, ...)
• Caching and queue servers (Redis, Hazelcast, RabbitMQ, ...)
• Multiple datacenters around the world
• Other internal services / servers (VPN, analytics, mailing, ...)
• Virtual and dedicated servers
• Infrastructure as code: Ansible, Docker, Docker Swarm, Kubernetes, Gitlab CI/CD
• Programming for infrastructure using Python, understanding of code and how servers/services are used in code to architect infrastructure solutions and find issues (in Python mostly, sometimes in other languages like Java, PHP, …)
• Know and implement best practices in security, performance optimization, and maintainability
• Manage and mentor the infrastructure team, improve the working process, and participate in proactive infrastructure management. 

Required knowledge of:

• Strong programming skills, ideally with past experience as a software engineer (Java, Python, etc.)
• Deep expertise in Linux administration (Ubuntu, Debian, CentOS), networking and system security knowledge
• Expertise in Docker, Kubernetes, and similar including container orchestration and scaling
• On-premise infrastructure expertise – understanding server clusters, database management, caching, and networking
• Experience with databases, their administration, message brokers, load balancers, fronts, … and other servers commonly used in production stacks (MariaDB, MongoDB, Redis, RabbitMQ, Kafka, nginx, HAProxy, …) 
• Hands-on experience with infrastructure as code tools (GitLab CI/CD, Ansible, Kubernetes)
• Monitoring, logging, backup and disaster recovery (Grafana, Prometheus, Loki, …)
• A strong engineering mindset – ability to bridge development and infrastructure needs, sort out and understand new and old technologies
• Experience in mentoring, process improvement, and proactive infrastructure management and architecting. This position has the potential to grow into a Team Lead role.

What we offer:

- Great work environment that balances freedom and responsibility

- Our team is made up of friendly and passionate enthusiasts who are eager to help and share their knowledge

- We believe in work-life balance, so you'll receive around 30+ days of paid holidays per year

- Company computer equipment by request

- Education courses for our team members, and we're willing to allocate funds toward your training expenses

- English classes on our corporate platform

- Offline company events in Lithuania and online team-building

- Unlimited free Planner5D subscriptions