Back End Developer

Senior DevOps Engineer

Stack: Linux, Kubernetes (Helm), PostgreSQL, MongoDB, CI/CD(GitlabCI, Bitbucket Pipelines), Cloud infrastructure (OVH, bare-metal, OpenStack), IaC (Terraform, Ansible)

Textmagic AS is a publicly traded SaaS company listed on Nasdaq First North Tallinn. Our core product is a business messaging platform that enables companies to send A2P SMS and email communications. Trusted by over 25,000 businesses globally, our platform handles high-volume, time-sensitive messaging at scale.

Our team of 50+ professionals is distributed across Estonia (our headquarters), Romania, Ukraine, Serbia, and Montenegro. We offer a flexible, remote-friendly work environment that values ownership, reliability, and clear communication. You’ll be part of a lean, highly skilled team focused on building and supporting products used daily by thousands of businesses worldwide.

We’re looking for a Senior DevOps Engineer to take ownership of the infrastructure behind a global SaaS messaging platform. Your main focus will be ensuring platform performance, stability, and scalability as we continue to grow. You’ll manage cloud infrastructure, improve CI/CD pipelines, and work closely with developers to deliver fast and reliable product updates. This is a key role with real impact—your work will directly affect the experience of thousands of businesses that rely on our product daily.

• CI/CD automation: Design, build, and maintain robust CI/CD pipelines to automate testing, code quality checks, and deployments across multiple environments
• Cloud infrastructure: Manage and scale cloud infrastructure (we use OVH) to ensure reliability, security, and performance
• Infrastructure as Code (IaC): Use tools like Terraform or similar to provision and manage infrastructure in a structured, version-controlled way
• Monitoring and alerting: Set up and maintain monitoring, logging, tracing, and alerting systems (Zabbix, Prometheus, Loki) to ensure visibility and proactive issue detection
• System security: Implement infrastructure-level security practices and participate in protecting services from DDoS and malicious traffic using tools like Cloudflare and fail2ban
• Collaboration with development: Work closely with engineering teams to investigate production issues, improve service uptime, and support the full development lifecycle (local, staging, production)
• Tooling and automation: Develop internal tools and scripts to automate routine tasks and improve developer efficiency
• Database operations: Manage and optimize production-grade databases (PostgreSQL, MongoDB) for availability, scalability, and low latency
• Environment management: Maintain and support multiple environments, ensuring consistency and reliability across dev, staging, and production setups

• Strong Linux system administration experience for web applications
• Hands-on experience with Kubernetes and a clear understanding of when and why to use it
• Solid understanding of virtualization vs. containerization
• Good knowledge of networking (L2, L4, L7) and tools like tcpdump, ngrep, and iproute2
• Experience supporting full application lifecycle (prod/dev/staging/local environments)
• Familiarity with version control (Git, Gitlab) and issue-tracking tools (Jira)
• CI/CD experience: building systems and designing workflows
• Strong experience with databases, including PostgreSQL, MongoDB
• Infrastructure as Code (IaC) experience and understanding of best practices
• Experience installing and managing email servers
• Knowledge of monitoring (Zabbix, Prometheus) and log processing systems (Loki)
• Experience with config management tools (Ansible, Puppet, Chef, or Salt)
• Fluent in both English and Russian 

• Background in telecom systems or messaging services (e.g. SMPP, Asterisk, Kamailio)
• Experience with PostgreSQL clustering
• Programming or scripting skills in Bash, Go
• Experience with Kubernetes in production at scale
• Familiarity with mitigating malicious traffic and managing DDoS protection
• Understanding of backend and frontend technologies such as PHP, Node.js, or Webpack

• Competitive salary starting from $6,000, always paid on time
• All necessary equipment provided based on your work needs and preferences
• Flexible working hours and remote-first culture
• Comprehensive onboarding by existing DevOps engineers
• A voice in key infrastructure and architecture decisions
• Fully remote or office-based work (your choice)
• Opportunities for growth through training and challenging projects
• Friendly and helpful team culture
• 28 calendar days of paid vacation per year

At Textmagic, we care about building reliable products and a positive engineering culture. As a DevOps engineer, your work will directly support a platform used daily by thousands of businesses worldwide. You’ll work in a professional and respectful team where your ideas will be heard, your skills will grow, and your work will have a real impact.