Dedicatted

We're looking for a Senior SysOps Engineer to join our friendly and professional team.

The platform is a high-traffic web service handling tens of millions of requests per day, with a data pipeline processing 50M+ user events daily that feeds both customer-facing analytics and billing. It runs on self-managed infrastructure across two datacenters, with a mix of long-lived legacy components and an active modernization program. 
 

Engagement: full-time (ideally) or part-time (20+ hours/week).
Location: UA/EU, remote.
 

Required Skills:

• 5+ years of experience as a SysOps Engineer / Infrastructure Engineer (or similar role).
• Strong expertise with OS: FreeBSD (preferred), Linux (Debian, Ubuntu), Jail, Docker, and ZFS optimization.
• Database experience: MariaDB/MySQL with master-master, master-slave replication, MyISAM, InnoDB, GTID.
• Experience with Redis & Sentinel: setup, replication, and failover strategies.
• Experience with Web-servers: Caddy, Lighttpd, Nginx.
• Knowledge of ElasticSearch high-load clusters (replication, scaling, performance tuning).
• Experience with Cloudflare (DNS management, caching, security configurations).
• Experience with Supervisord, Beanstalkd, RabbitMQ.
• Networking & security expertise: Strong understanding of network protocols, packet filtering (iptables, ipfw, pf).
• Proficiency in scripting & automation: Bash, Python, PHP (or similar).
• Experience with PowerDNS and DNS management strategies.
• English - B2 and higher (for effective communication with stakeholders).

Responsibilities:

• Maintain, manage, and improve the existing infrastructure and platform.
• Troubleshoot and resolve issues with critical platform components (ElasticSearch, Redis, FreeBSD, database replication, etc.).
• Maintain and update incident runbooks for the on-call teams.
• Automate system tasks and reduce manual repetitive work.
• Document and optimize deployment processes.
• Work on high-availability solutions for branded domains, database failover, and scaling improvements.

Will Be a Plus:

• Experience with high-load multi-source database replication, Orchestrator, and ProxySQL.
• Knowledge of high-load infrastructure solutions and best practices.

What we offer:
 

• Official B2B contract with a Canadian Company;
• Compensation for medical insurance (for our employees based in UA);
• Flexible working hours (start at 8.00-11.00 o'clock);
• Weekends according to the Ukrainian/Local calendar;
• Engaging projects with opportunities for career growth;
• Certifications, Udemy courses, Claude;
• Corporate events, team-building activities,
• Gifts and recognition from the company;
• A friendly, open, and supportive team culture without excessive bureaucracy.

We're looking for a DevOps Engineer to join our team and work embedded with one of our key clients — a fast-growing AdTech SaaS company operating at scale on AWS. You'll be part of a small, high-ownership DevOps team working closely with the client's backend, data, and product engineers on a daily basis.

This is a hands-on role. You'll handle everything from routine infrastructure maintenance to complex migrations, security hardening, and cost optimization — and you'll be expected to communicate clearly with both technical and non-technical stakeholders.
 

What you'll work on:

• Managing and evolving cloud infrastructure on AWS (EKS, RDS, ElastiCache, S3, OpenSearch, Cognito, SES, and more)
• Maintaining and improving CI/CD pipelines built on GitHub Actions and ArgoCD
• Writing and maintaining infrastructure-as-code with Terraform (including Terraform Cloud)
• Supporting Kubernetes clusters (EKS) with Karpenter autoscaling and Bottlerocket OS
• Participating in security initiatives — MFA enforcement, WAF configuration, GitHub branch protection, GPG commit signing, ISO 27001 compliance
• Monitoring and alerting via Datadog and responding to incidents
• Managing AWS Bedrock integrations and supporting AI-powered services
• Supporting developer teams with access management, environment provisioning, and day-to-day requests
  Contributing to cost optimization efforts and monthly AWS cost reporting

What we're looking for
 

Required:

• Experience with ArgoCD or other GitOps tools
• Solid understanding of AWS core services (EC2, S3, RDS, IAM, VPC, EKS)
• Hands-on experience with Terraform
• Familiarity with Kubernetes and Helm
• Experience with CI/CD pipelines (GitHub Actions or similar)
• Comfortable working in Linux environments and with CLI tooling
• Strong written communication in English — you'll be interacting with client stakeholders daily
• Ability to work independently, ask the right questions, and take ownership

Nice to have:

• Familiarity with Datadog or similar observability platforms
• Knowledge of AWS security services (WAF, GuardDuty, Security Hub)
• Experience with ElastiCache, OpenSearch, or Databricks
• Exposure to ISO 27001 or SOC 2 compliance processes
• Familiarity with AWS Bedrock or AI/ML infrastructure

What to expect

• You'll be embedded in a real product team, not bouncing between projects every few weeks
• Small team, high ownership — your work matters and is visible
• Direct communication with client engineers and stakeholders
• Fully remote, async-friendly, with regular syncs
• You'll be expected to grow into the role — we invest in people who take initiative

What we offer:
 

• Paid vacation — 16 days per year;
• Documented (16 days) and undocumented (5 days) sick leave;
• Leave for significant life events;
• Compensation for medical insurance (for our employees based in UA);
• Flexible working hours (start at 8.00-11.00 o’clock);
• Weekends according to the Ukrainian/Local calendar;
• Engaging projects with opportunities for career growth;
• Certifications, Udemy courses;
• Corporate events, team-building activities,
• Gifts and recognition from the company;
• A friendly, open, and supportive team culture without excessive bureaucracy.

We are seeking a Strong Middle/Senior DevOps Engineer to join our professional and dynamic team to
contribute to exciting and challenging projects.
The platform is a high-traffic web service handling tens of millions of requests per day, with a data pipeline processing 50M+ user events daily that feeds both customer-facing analytics and billing. It runs on self-managed infrastructure across two datacenters, with a mix of long-lived legacy components and an active modernization program. 

Key Responsibilities:
● Collaborate closely with developers to prototype and design new infrastructure and
platform features.
● Deploy, install, configure, and maintain sophisticated client software across various
environments.
● Build and maintain CI/CD jobs and pipelines.
● Make key decisions to ensure systems' scalability, reliability, and accessibility.
● Install and manage both in-house-developed and widely used monitoring systems.
● Design, deploy, and configure cloud-based servers; provision networks and storage;
and manage firewalls, VPNs, and monitoring tools.
● Administer Linux/Cloud infrastructure, including installation, configuration, and
maintenance.
● Stay up to date on technology trends and identify promising solutions that meet the
company's requirements.
● Create technical support documentation and provide hands-on troubleshooting and
consulting to customers.

Qualifications:
Must-have skills:
● At least 3 years of experience as a DevOps Engineer.
● Experience with microservices architecture.
● Experience in scaling secure infrastructures with no single points of failure.
● Strong experience with OS-level administration on Linux and UNIX systems
(FreeBSD, Debian, Ubuntu, CentOS, etc.).
● Hands-on scripting experience with Bash, Python, or Go.
● Experience with Infrastructure as Code and tools such as Terraform, Terragrunt,
Terraform Enterprise, and AWS CloudFormation.
● Experience with Configuration as Code and tools like Ansible, AWX.
● Experience with container orchestration platforms - Kubernetes (on-premise self-
hosted / cloud-based cluster deployments)
● In-depth knowledge of TCP/IP and the ISO/OSI stack.
● Experience with monitoring and logging tools such as Prometheus, Loki, Zabbix,
Elasticsearch/OpenSearch, Grafana, and Kibana.
● Experience with cloud providers (AWS, Azure, GCP).
● Experience with bare-metal servers and on-premises infrastructure.
● Proven ability to establish and improve monitoring, logging, and alerting frameworks
to quickly detect and resolve issues.
● Experience working with web servers and proxies such as Apache, Nginx, HAProxy,
Envoy.
● Experience with queue brokers like RabbitMQ.
● Experience in deploying and managing PHP applications.
● Familiarity with CI/CD pipelines and tools like GitHub Actions, GitLab CI,
BitBucket Pipelines, etc.
● Understanding of GitOps principles and experience with ArgoCD / Argo Workflows
tools.
● Experience with Redis.
● Experience with SQL and NoSQL databases, including PostgreSQL / MySQL /
MariaDB, and Elasticsearch/OpenSearch.
● Strong problem-solving skills with code and scripting.
● Ability to read and analyze errors effectively.
● Proficiency in English (B2+).

Nice-to-have skills:
● Experience with FreeBSD administration in a production environment.
● CKA/CKAD or other Kubernetes-related certification would be a significant plus.

What we offer:

• Official B2B contract with a Canadian Company;
• Compensation for medical insurance (for our employees based in UA);
• Flexible working hours (start at 8.00-11.00 o'clock);
• Weekends according to the Ukrainian/Local calendar;
• Engaging projects with opportunities for career growth;
• Certifications, Udemy courses, Claude;
• Corporate events, team-building activities,
• Gifts and recognition from the company;
• A friendly, open, and supportive team culture without excessive bureaucracy.