Jobs DevOps

Delasport — Implementing Technological Solutions Here and Now

Delasport is an iGaming software company providing Sports Betting & Online Casino software and turnkey B2B solutions. Since 2010, we have made a significant impact on the industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of more than 500 experts continues to drive innovation and strive for excellence. We are looking for top talent to join our R&D center in Kyiv.

RESPONSIBILITIES

• Manage and maintain our cloud infrastructure on Google Cloud Platform (GCP) to ensure high availability, scalability, and security
• Design, build, and manage containerized environments using Kubernetes for deploying and orchestrating microservices
• Collaborate with software development teams to streamline the CI/CD pipeline and implement automated build, test, and deployment processes
• Develop and maintain infrastructure as code (IaC) using Terraform to automate the provisioning and configuration of cloud resources
• Implement and manage configuration management tools such as Ansible to ensure consistent and efficient deployment across environments
• Monitor system performance and identify potential bottlenecks, taking proactive measures to optimize and improve overall system reliability
• Troubleshoot and resolve issues related to infrastructure, applications, and deployments in a timely manner
• Participate in the on-call rotation with the DevOps team, responding to alerts and incidents outside of regular business hours
• Stay up-to-date with the latest industry trends and best practices related to DevOps, cloud computing, and containerization

REQUIREMENTS

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• Resilient and flexible mindset, open to changing priorities and adapting to new challenges and technologies as the business evolves
• 3+ years of experience as a DevOps Engineer or similar role with hands-on experience in Google Cloud Platform (GCP)
• Strong knowledge of containerization technologies, particularly Kubernetes, and experience managing containerized environments
• Proficiency in infrastructure automation using Terraform to provision cloud resources.
• Strong knowledge of configuration management tools, such as Ansible
• Solid understanding of CI/CD concepts and experience implementing CI/CD pipelines
• Familiarity with version control systems (e.g., Git) and their integration with CI/CD pipelines
• Strong knowledge of scripting languages (e.g., Bash, Python) for automation tasks
• Experience with monitoring and logging tools to ensure the health and performance of systems
• Strong problem-solving skills and the ability to work effectively in a team-oriented, collaborative environment
• Upper-Intermediate English level

WHAT WE CAN OFFER YOU

• Modern office in Podil with an uninterruptible power supply and the Internet
• Personal time off (21 business days of paid vacation, paid days on special occasions, sick leaves, emergency days off)
• Public holidays
• Health and life insurance with our broker, available starting from the month following the employee’s start date with the company
• Modern technical equipment
• English courses with native speakers
• Ukraine-based educational programs
• Sports activities reimbursement
• Corporate entertainments
• Happy hours on Fridays
• Gig contract support

The full production cycle IT company Nabuto specializes in the development of software products/services in the field of information technologies.

We operate in the FinTech/trading domain, running a data-intensive platform that processes millions of real-time events. The environment is low-latency, high-load, and engineered for continuous availability.

We’re building a high-performance cryptocurrency trading platform and looking for a Senior DevOps / SRE Engineer to own the reliability, resilience, and availability of the infrastructure behind our real-time trading system.

This role is heavily focused on platform stability and high availability. You’ll be responsible for designing and operating fault-tolerant AWS cloud and Kubernetes environments, improving disaster recovery and failover strategies, and ensuring the platform can handle high traffic and unpredictable market conditions without downtime. We need someone who is deeply familiar with production operations in mission-critical environments where reliability, latency, and recovery time matter.
You’ll work on infrastructure automation, CI/CD pipelines, observability, incident response and performance optimization, helping the engineering organization ship safely while maintaining strict uptime standards. A strong infrastructure-as-code mindset, operational ownership, and experience building HA systems at scale are essential.

Responsibilities

• Designing and operating fault-tolerant AWS cloud and Kubernetes environments.
• Improving disaster recovery and failover strategies.
• Ensuring the platform can handle high traffic and unpredictable market conditions without downtime.
• Infrastructure automation.

Requirements

• 5+ years of experience as a DevOps/SRE.
• Deep, hands-on AWS experience — VPC design, EKS, ECS, Api Gateway, MSK, AmazonMQ, RDS, S3, CloudWatch, and related services in production.
• Exposure to security tooling: vulnerability scanning, secrets management (AWS Secrets Manager), and audit logging.
• Strong Kubernetes expertise — cluster management, Helm, resource optimization, RBAC, and troubleshooting in real production workloads.
• Networking, Load Balancing.
• Virtual Machines (Linux).
• Infrastructure-as-code fluency — Terraform or equivalent; version-controlled, peer-reviewed infrastructure changes.
• Logging, Monitoring.
• Gitlab CI/CD Pipelines.
• Experience with multi-region or multi-AZ deployment strategies and automated failover patterns.
• Leveraging of AI coding assistants (Claude Code, Codex, Amazon Kiro) as part of the daily engineering workflow.
• Master’s degree focused on Computer Science/ Systems/Networks or similar specialization.

Nice to Have

• AWS Certified DevOps Engineer.
• Experience with Databases (PostgreSQL).
• Hands-on experience with Kafka in production — topic management, consumer group monitoring, offset management, and performance tuning.
• Hands-on experience with RabbitMQ in production — cluster management, exchanges/channels/connections management and performance tuning.
• Experience with service mesh tooling (Cilium preferred) for inter-service observability and traffic management.
• GitOps experience (ArgoCD is preferred).

What We Offer

• Work-Life Balance — 24 days of paid vacation + 30 days of paid sick leave.
• Care from Day One — medical insurance from your first day, including dental care, massage, and professional psychological support.
• Knowledge Library — office books and access to the Kuka online library.
• Investment in Your Energy — partial reimbursement for sports and fitness activities.
• Growth & Learning — coverage for English or Ukrainian language courses and a dedicated professional development budget.
• Island Relaxation — up to 14 days per year at the company villa in Cyprus.

Join the Nabuto team, where your talents and aspirations will be recognized!

We offer a dynamic work environment, opportunities for professional growth, and support at every step of your career path. Start your journey to success with us—apply today and take the first step towards your bright future!

Nabuto is an equal opportunity employer. We encourage applications from candidates of all backgrounds and experiences. Please note, that only shortlisted candidates will be contacted. Thank you for considering Nabuto as your next career move!

We're hiring a Cloud DevOps Engineer to build, automate, and secure our GCP-centric cloud platform in a fast-paced startup environment. You'll own CI/CD, infrastructure as code, GKE, and Airflow-based workflow orchestration, working closely with development, security, and data teams.

Must-Have Skills:

• GCP — strong, hands-on production experience
• GKE / Kubernetes in production
• Apache Airflow — authoring DAGs and managing the platform
• 4+ years in DevOps / SRE / Cloud Engineering
• Terraform (IaC) required
• CI/CD tooling and best practices
• Secrets management, RBAC, and audit logging
• Scripting in Python, Bash, or PowerShell
• High level of English

Nice-to-Have

• Azure and/or AWS
• CloudFormation or Bicep

We are embarking on an exciting journey to build a brand-new automotive sales marketplace almost from scratch! This is a long-term project where you will have the unique opportunity to shape the infrastructure of a cutting-edge product that leverages the latest AI technologies.

Our Product Engineering team adopts modern software development best practices, leveraging Cloud Technologies and DevOps principles to produce highly scalable, highly secure, and highly resilient systems.

We are looking for a Senior DevOps Engineer to head the team developing this new marketplace. In this role, your primary mission will be driving cloud readiness, analyzing infrastructure needs, and executing a substantial backlog of over 120 features specifically focused on Web Application Firewalls (WAF).

As part of the GlobalLogic team, you will grow, be challenged, and expand your skill set working alongside highly experienced and talented people.

If this sounds like an exciting opportunity for you, send over your CV!

Requirements

• Expertise in Web Application Firewalls (WAF): A proven track record of configuring, deploying, and managing WAF policies and firewall rules is an absolute must.
• Strong Azure Networking Skills: Deep understanding of Azure networking architectures, especially Azure Front Door.
• Infrastructure as Code (IaC): Solid, practical experience with Azure Bicep for cloud automation.
• Windows OS Knowledge: Practical skills in managing Windows Server environments and software update deployments.
• Leadership & Communication: Excellent English communication skills with the ability to confidently collaborate with architects and lead engineering teams.

Nice-to-Have

• Familiarity with AWS cloud environments and multi-cloud security practices.
• Interest or experience in supporting infrastructure for AI-driven products.

Job responsibilities

• WAF Security & Implementation: Hands-on execution and post-implementation analysis of a high-priority backlog (120+ features) focused strictly on Web Application Firewalls (WAF) policies and security controls.
• Infrastructure as Code: Utilize Azure Bicep as the primary method for infrastructure implementation and automation.
• Cross-Team Collaboration: Act as a bridge between the engineering teams and cloud architects to ensure clear communication and seamless delivery.
• Systems Maintenance: Manage Windows environment software updates and ensure overall system resilience.

RedCore is an international business group that creates technological solutions for digital markets. Our products and services cover fintech, marketing, e-commerce, customer service, communications, and regulatory technologies.

We are looking for a Senior DevOps Engineer!  

Requirements: 
- Excellent knowledge and regular 3+ years of experience with the following technologies:
- DevOps practices(IaC, CI/CD, GitOps)
- AWS Cloud (EKS, ECR, EC2, IAM, RDS, EBS, EFS, VPC, S3, Route53)
- Kubernetes at the CKA/CKS/CKAD certification level, real clusters management experience.
- Terraform: write, maintain, review, test, and improve complex solutions
- Helm: write, review, and test Helm charts and deploy releases
- Ansible: maintenance of roles and collections, deploy via automated pipelines, troubleshooting
- Basic network concepts knowledge

Will be plus:

- Experience of using and working with Openstack environments is a big plus
- Experience implementing or supporting Hashicorp Vault instances
- Monitoring (Grafana, Prometheus, Tempo, Loki)
- Debian Linux - installation, configuration and administration
- Ability to write and analyze basic bash or python scripts
- Experience completing CNFC, RedHat or other relevant certifications, not for the badge, but for the knowledge

Responsibilities:

The specialist will work in a DevOps team whose primary focus is developing standard and typical solutions using technologies such as Terraform, Ansible, and Helm. So good expertise in those technologies is required. We also deploy and support infrastructure that is based on a K8S clusters (without on-call duties). That means troubleshooting k8s and AWS cloud services. Strong knowledge of GitLab CI and ArgoCD gitops tool will help you greatly. Occasionally a linux system administration and bash/python scripting too. 

Our benefits to you:

☘️An exciting and challenging job in a fast-growing business group, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance, and more

🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed

🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided

🏖Paid vacations, sick leave, personal events days, days off

💵Referral program — enjoy cooperation with your colleagues and get the bonus

📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences

🎯Rewards program for mentoring and coaching colleagues

🗣Free internal English courses

✈️In-house Travel Service

🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, clubs for movie / book / pets lovers and more

🎳Other benefits could be added based on your location 

 

NuxGame is a dynamic IT company delivering top-tier software solutions for the iGaming industry. We empower operators of all sizes to expand into new markets, strengthen their existing brands, and achieve ambitious business goals.

We are looking for a DevOps TL to join our team. If you are passionate about building resilient infrastructure, leading talented engineers, and ensuring high availability for high-load systems, this is the place for you.

Tech Stack: AWS, Kubernetes, Terraform, Helm, GitHub Actions, VictoriaMetrics, Grafana, New Relic, Aurora, Redis, Cloudflare, Python/Bash.

Your Responsibilities:

You will be responsible for the reliability and scalability of our platform infrastructure, leading the team towards operational excellence.

• Team Leadership: Lead, mentor, and grow the DevOps team. Set technical priorities, optimize delivery workflows (hiring, performance reviews), and foster a culture of engineering excellence.
• Infrastructure as Code: Design and maintain scalable, multi-account AWS infrastructure using Terraform and Helm. Drive the adoption of GitOps practices for consistent environment management.
• Kubernetes Orchestration: Lead the development and support of high-availability EKS clusters, focusing on autoscaling, networking (CNI/Service Mesh), and resource optimization.
• Operational Excellence: Support continuous delivery through optimized CI/CD pipelines. Ensure 99.9%+ availability via robust monitoring, incident response protocols, and proactive system performance tuning.
• Security & Compliance: Strengthen security controls across the platform. Implement Zero-Trust principles, manage IAM/Secrets, and oversee Cloudflare security services (WAF, DDoS protection).
• Database Operations: Ensure reliability of stateful services (MySQL/Aurora, Redis), automating backups, failover strategies, and performance tuning.
• Cross-Functional Collaboration: Partner with Backend, Product, and QA teams to align infrastructure roadmap with business goals and eliminate bottlenecks in the development lifecycle.

What we expect from you:

• Experience: 5+ years in a DevOps role with 2+ years in a leadership position (managing team workflows, mentoring, reporting).
• AWS Expertise: Deep understanding of AWS ecosystem (multi-account organizations, advanced networking, security best practices, and cost optimization).
• Kubernetes Mastery: Advanced experience with EKS (HA networking, PodDisruptionBudgets, NodeGroups, Service Mesh, Cilium/eBPF).
• IaC & GitOps: Strong proficiency with Terraform (multi-environment modules) and GitOps tools (FluxCD or ArgoCD).
• CI/CD Strategies: Experience designing secure, scalable deployment pipelines (GitHub Actions, Jenkins) for PHP and Go applications.
• Observability: Expert knowledge of monitoring stacks (Prometheus, Grafana, Alertmanager, New Relic, Sentry) and experience designing custom metrics/alerts strategies.
• Security Fundamentals: Strong grasp of network segmentation, SSL/TLS, Secrets Management (AWS Secrets Manager/External Secrets Operator), and compliance basics.
• Automation: Proficiency in Python or Bash for creating operational tooling and automation scripts.

It will be a plus:

• Architecture: Experience with Multi-Region and Multi-Cloud architectures, cross-cluster networking, and disaster recovery strategies.
• Streaming Data: Experience with Kafka/MSK or other event streaming systems.
• Compliance: Experience with PCI DSS or equivalent compliance frameworks.
• Performance: Deep understanding of Linux internals and advanced caching strategies (Redis, Cloudflare, S3 tiering).
• Cost Management: Strong background in FinOps and cost optimization techniques across cloud providers.

We're hiring a Cloud DevOps Engineer to build, automate, and secure our GCP-centric cloud platform in a fast-paced startup environment. You'll own CI/CD, infrastructure as code, GKE, and Airflow-based workflow orchestration, working closely with development, security, and data teams.

Must-Have Skills

• GCP — strong, hands-on production experience
• GKE / Kubernetes in production
• Apache Airflow — authoring DAGs and managing the platform
• 4+ years in DevOps / SRE / Cloud Engineering
• Terraform (IaC) required
• CI/CD tooling and best practices
• Secrets management, RBAC, and audit logging
• Scripting in Python, Bash, or PowerShell
• High level of English

Nice-to-Have

• Azure and/or AWS
• CloudFormation or Bicep

Senior Microsoft 365 Infrastructure/Platform Engineer (#5496)

 Europe, Ukraine

Job Category:

Software Development

Project:

Top European automotive marketplace

We are looking for a proactive and experienced Senior Microsoft 365 Infrastructure/Platform Engineer to join our team and help operate, maintain, and continuously improve our Microsoft 365 platform in a large-scale enterprise environment. 

Our client is a leading European online car marketplace, connecting car buyers and sellers across the continent. The platform serves over 30 million monthly users and operates across 18 countries, making it one of the largest and most trusted digital marketplaces for vehicles in Europe.

Responsibilities:

• Operate, administer, and continuously improve Microsoft 365 enterprise services.
• Manage and optimize Microsoft 365 components, including Exchange Online, Microsoft Teams, SharePoint Online, OneDrive for Business, and Microsoft Entra ID.
• Automate administrative tasks and operational processes using PowerShell and Microsoft Graph.
• Plan and execute Microsoft 365 tenant migrations, consolidations, and decommissioning projects.
• Provide 3rd Level Support by analyzing and resolving complex Microsoft 365 platform issues.
• Act as a technical point of contact for the User Services team, providing guidance and troubleshooting support.
• Drive Microsoft 365 and Entra ID cleanup initiatives related to post-merger integration activities.
• Reduce operational backlog by identifying recurring issues and implementing sustainable improvements through automation, documentation, and process optimization.
• Create and maintain technical documentation, operational procedures, and platform standards.
• Collaborate with cross-functional teams and stakeholders to ensure reliable and scalable Microsoft 365 services.

Requirements:

• 5+ years of professional experience as a Microsoft 365 Engineer.
• Proven experience administering and operating Microsoft 365 in large enterprise environments supporting thousands of users.
• Strong expertise with: Microsoft 365, Exchange Online, Microsoft Teams, SharePoint Online, OneDrive for Business, Microsoft Entra ID (including Enterprise Applications and App Registrations)
• Strong PowerShell scripting skills for automation.
• Hands-on experience with hybrid environments, including Active Directory and Microsoft Entra Connect.
• Experience planning and delivering Microsoft 365 migrations, tenant consolidations, and tenant decommissioning projects.
• Experience with M&A, carve-out, or post-merger integration initiatives.
• Strong analytical and problem-solving skills with a structured, solution-oriented approach.
• Excellent communication skills and the ability to explain technical concepts to non-technical stakeholders.
• Upper-Intermediate level of English

Nice to Have:

• Experience with Microsoft Graph API.
• German language skills.
• Experience driving platform modernization and technical debt reduction initiatives.
• Experience building scalable automation and operational improvements.
• Ability to take ownership, proactively identify improvement opportunities, and drive initiatives independently.
• Experience working in complex enterprise environments with multiple stakeholders.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

Key Responsibilities  

• Design, develop & maintain scalable, secure cloud infrastructure.  
• Architect and manage cloud networking, including VPC design, segmentation, and connectivity.  
• Automate CI/CD pipelines and deployments.  
• Implement proactive monitoring and alerting (CloudWatch).  
• Troubleshoot and optimise system and network performance across environments.  
• Manage IaC for consistent, reliable infrastructure.  
• Lead incident resolution and root cause analysis.  
• Collaborate on architecture, ensuring security, scalability, and operational excellence to ensure reliable application deployment and performance.  
• Continuously evaluate and recommend improvements to infrastructure and DevOps processes.  
• Participate in disaster recovery planning and system backup strategies.  
• Ensure compliance with security best practices and organisational policies.  

Must have  

• 5+ years in DevOps, SRE, or platform engineering.  
• Advanced AWS expertise (Lambda, ECS, API Gateway, S3).  
• Strong AWS networking experience, including Transit Gateway, VPC (subnets, route tables, peering), PrivateLink, Route 53, Elastic Load Balancing, NAT Gateway, and Security Groups/NACLs.  
• Proficient in Python, Bash; working knowledge of Node.js or Go.  
• Skilled in CI/CD tools (GitHub Actions, GitLab CI, AWS Codebuild).  
• Infrastructure as Code (CDK, CloudFormation).  
• Observability tools: Grafana, Datadog.  
• GitHub Enterprise, Atlassian APIs, Slack bots.  
• Event-driven architecture & microservices.  

Desirable  

• Familiarity with event-based architecture and microservices environments.  
• Experience designing multi-account/multi-VPC network topologies and hybrid connectivity.  
• Experience with GitHub Enterprise, Atlassian APIs, and Slack bots.  
• Proficiency with observability tools like Grafana and Datadog.  
• Understanding of cost optimization strategies in multi-cloud environments, including network/data transfer cost optimization.  

We are looking for a Senior DevOps Engineer to join our team on a greenfield Cloud Analytics Platform built for the healthcare industry. This is not a typical infrastructure role — you will be architecting a production-ready environment from scratch, implementing Privacy by Design, and building the secure foundation that allows AI to reason over complex medical data. If you enjoy clean tech, meaningful challenges, and want your work to have a real impact on healthcare education quality, this role is for you.

The Project
A greenfield Cloud Analytics Platform focused on the healthcare industry, providing deep insights into medical simulation training data. The platform is being built to become the global industry standard for medical simulation reporting. You will be responsible for designing and delivering the entire Azure-based infrastructure — from networking and multi-tenant isolation to AI-native deployment and disaster recovery — supporting a production-ready MVP within 16 weeks.

Tech requirements:

• Expert knowledge of Azure services: Azure Container Apps, Azure Database for PostgreSQL, Blob Storage, VNet, and network security.
• Proven experience building automated CI/CD pipelines using GitHub Actions and Docker for containerization of .NET and React applications.
• Proficiency in Infrastructure as Code (IaC) — Terraform or Bicep.
• Deep understanding of Privacy by Design and GDPR implementation: encryption at rest (Azure Storage encryption / customer-managed keys via Key Vault), TLS 1.3 in transit, column-level encryption for PII, PII protection, and audit logging.
• Experience setting up monitoring and alerting using Azure Monitor and Application Insights to meet performance SLAs (<3s dashboard load).
• English — Upper-Intermediate (B2) or higher (ability to write documentation, commits, and communicate with an English-speaking team). Ukrainian — fluent.

What you will do:

• Design and deploy the Azure environment — including VPCs, managed databases, and container runtimes — to support a production-ready MVP within 16 weeks.
• Support multi-tenant isolation at the infrastructure layer: network segmentation, secrets scoping, and encryption boundaries.
• Configure and scale infrastructure for daily batch ingestion and historical data loads covering 7 years of simulation data.
• Set up automated backup policies, encryption protocols, and finalize the Disaster Recovery (DR) plan to ensure platform resilience.
• Support the deployment of the MCP (Model Context Protocol) Tool Server, enabling Claude AI to interact securely with the platform’s metrics.

Why this role stands out:

• Build the secure “bridge” that allows AI to reason over complex medical data using the Model Context Protocol (MCP) in a real production environment.
• Implement Privacy by Design from Day 1 — GDPR compliance, PII pseudonymization, and column-level encryption built into the core architecture from Phase 1.
• Work on a project aimed at creating the gold standard for medical simulation reporting worldwide.
• Clean, modern tech stack: .NET 10, React, PostgreSQL — no legacy code, no outdated infrastructure.

Why join Empeek? ✨
Challenging & meaningful products — complex architectures, modern technologies, and solutions that truly make an impact.
Professional growth — personal development plan, mentorship, career maps, and opportunities to grow into new roles and responsibilities.
Strong team culture — we share the same mission, values, and passion for what we do.
Flexibility & ownership — freedom to choose your format and schedule, focus on results, and have a real impact on the company’s success.

Requirements:

Linux (3+years)

Docker containers, create docker images (3+years)

Kubernetes, — necessarily (2+years)

Rancher/RKE2 - (1+year)

Production experience with at least one: GCP, AWS, AZURE,  (3+years) Ansible, Terraform (3+years)

Nginx, Istio, Traefik

GitLabCI, CircleCI

MySQL, PostgreSQL, MongoDB

Prometheus/Loki/Grafana

Understanding of HTTP, DNS, SSL protocols

Quick learning abilities

Solve difficult tasks in a short time

English upper-intermediate оr higher

K8s on premise will be a plus

Responsibilities:

Containerization, migration, automation of web applications

Support and deployment of applications and servers, infrastructure troubleshooting

Creating documentation for teamwork

Ensuring the operability of all systems, testing and upgrades

Search and management of new technologies for optimal performance

What we provide:

Part-time

Fully remote 

Adequate leadership

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by more than 4.5 million end users and 330,000 PRO users in over 180 countries. The company provides comprehensive solutions to protect residential and commercial properties of all sizes. Today, Ajax portfolio includes 280 devices for intrusion protection, video surveillance, fire safety, and comfort and automation.

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe.

Our infrastructure is a part of the product that is invisible to the end user, but critical to the life of the entire system. The safety of our users and their property depends on our uptime. We are constantly developing our cloud solutions and this requires automating our infrastructure, testing and improving its fault tolerance. For this purpose we are looking for Middle DevOps Engineer.

The System Division develops the Ajax software ecosystem — including OS Malevich, the Video Management System, cloud infrastructure, and client applications. The team ensures the stable operation of all system components as a unified digital platform.

Requirements:

• 3+ years of experience as a DevOps engineer.
• Experience with managing Linux-based systems, TCP/IP networking.
• Experience with IaC and config management tools such as Terraform, Ansible.
• Experience writing code in one or more languages, such as Python, Bash, Groovy.
• Experience with AWS stack: VPC, IAM, EC2, RDS, Elasticache, Route53, Lambda etc.
• Experience in creating continuous integration and continuous delivery CI/CD with Jenkins CI.
• Experience with git, Docker.
  
   

Desirable:

• Elasticsearch stack (self-managed).
• Kubernetes (AWS EKS) + Helm.
• Message brokers: NATS, Kafka.
• Databases: MongoDB, MySQL, PostgreSQL.
• Hashicorp tools: Vault, Packer.
• Monitoring/Alerting: Datadog, OpsGenie.
• Others: Terragrunt, JVM, Gradle.
  
   

Responsibilities:

• Proactively participate in the platform development:

- extend and support current CI/CD;

- provide cost optimization plans;

- migrate to new AWS architecture;

- build proactive monitoring;

- take part in migration to Kubernetes.

• On-duty activities (once per ~1.5 months):

- grant access to different services;

- troubleshoot CI/CD failures;

- take part in an investigation on STAGE environments.

• Availability is very important. Sometimes you will need to help with issues in production that are most critical (On-call duties).
  
   

We offer:

• The opportunity to suggest and implement your own ideas that directly influence the product and its mass production;
• A place in a fast-growing company with a motivated and professional team;
• Competitive salary;
• Medical insurance;
• Corporate English classes;
• The opportunity to participate in Ajax’s internal beta-testing program for security systems;
• Discounts from partner companies;
• Discounts on Ajax products.
   

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by more than 4.5 million end users and 330,000 PRO users in over 180 countries. The company provides comprehensive solutions to protect residential and commercial properties of all sizes. Today, Ajax portfolio includes 280 devices for intrusion protection, video surveillance, fire safety, and comfort and automation.

NuxGame is a dynamic IT company delivering top-tier software solutions for the iGaming industry. We empower operators of all sizes to expand into new markets, strengthen their existing brands, and achieve ambitious business goals.

We are looking for a DevOps Team Lead to join our team. If you are passionate about building resilient infrastructure, leading talented engineers, and ensuring high availability for high-load systems, this is the place for you.

Tech Stack: AWS, Kubernetes, Terraform, Helm, GitHub Actions, VictoriaMetrics, Grafana, New Relic, Aurora, Redis, Cloudflare, Python/Bash.

Your Responsibilities:

You will be responsible for the reliability and scalability of our platform infrastructure, leading the team towards operational excellence.

• Team Leadership: Lead, mentor, and grow the DevOps team. Set technical priorities, optimize delivery workflows (hiring, performance reviews), and foster a culture of engineering excellence.
• Infrastructure as Code: Design and maintain scalable, multi-account AWS infrastructure using Terraform and Helm. Drive the adoption of GitOps practices for consistent environment management.
• Kubernetes Orchestration: Lead the development and support of high-availability EKS clusters, focusing on autoscaling, networking (CNI/Service Mesh), and resource optimization.
• Operational Excellence: Support continuous delivery through optimized CI/CD pipelines. Ensure 99.9%+ availability via robust monitoring, incident response protocols, and proactive system performance tuning.
• Security & Compliance: Strengthen security controls across the platform. Implement Zero-Trust principles, manage IAM/Secrets, and oversee Cloudflare security services (WAF, DDoS protection).
• Database Operations: Ensure reliability of stateful services (MySQL/Aurora, Redis), automating backups, failover strategies, and performance tuning.
• Cross-Functional Collaboration: Partner with Backend, Product, and QA teams to align infrastructure roadmap with business goals and eliminate bottlenecks in the development lifecycle.

What we expect from you:

• Experience: 5+ years in a DevOps role with 2+ years in a leadership position (managing team workflows, mentoring, reporting).
• AWS Expertise: Deep understanding of AWS ecosystem (multi-account organizations, advanced networking, security best practices, and cost optimization).
• Kubernetes Mastery: Advanced experience with EKS (HA networking, PodDisruptionBudgets, NodeGroups, Service Mesh, Cilium/eBPF).
• IaC & GitOps: Strong proficiency with Terraform (multi-environment modules) and GitOps tools (FluxCD or ArgoCD).
• CI/CD Strategies: Experience designing secure, scalable deployment pipelines (GitHub Actions, Jenkins) for PHP and Go applications.
• Observability: Expert knowledge of monitoring stacks (Prometheus, Grafana, Alertmanager, New Relic, Sentry) and experience designing custom metrics/alerts strategies.
• Security Fundamentals: Strong grasp of network segmentation, SSL/TLS, Secrets Management (AWS Secrets Manager/External Secrets Operator), and compliance basics.
• Automation: Proficiency in Python or Bash for creating operational tooling and automation scripts.

It will be a plus:

• Architecture: Experience with Multi-Region and Multi-Cloud architectures, cross-cluster networking, and disaster recovery strategies.
• Streaming Data: Experience with Kafka/MSK or other event streaming systems.
• Compliance: Experience with PCI DSS or equivalent compliance frameworks.
• Performance: Deep understanding of Linux internals and advanced caching strategies (Redis, Cloudflare, S3 tiering).
• Cost Management: Strong background in FinOps and cost optimization techniques across cloud providers.

What we offer:
We believe that a happy team builds the best products. Here is how we support you:

• Remote & Flexible: Work from anywhere. Our core hours are 10:00 to 18:00 (Kyiv time), Mon-Fri.
• Financial Stability: Timely payment for compensation for services
• Personal Equipment Policy: equipment are provided for use to ensure comfortable and efficient work.
• Knowledge Sharing: We regularly gather to discuss new trends, share insights, and elevate one another.
• Community: At NuxGame, you will work in a team of like-minded people who are ready to support, inspire, and tackle complex challenges together.
• Creative Freedom: We encourage initiative. With us, you have the freedom of professional expression and the space to implement your ideas.
• Time-off Policy: 24 vacation days per year + 5 sick days (without medical confirmation).
• Atmosphere: A friendly environment focused on results and mutual respect, free from unnecessary bureaucracy and pressure.

We believe in unlocking the inner potential of each team member within an open and democratic culture.

Waiting for you on our team!

We are looking for a Senior DevOps Engineer to join our engineering team. This is a part-time, hourly-based engagement (~60 hours per month), fully remote.

You’ll take ownership of cloud infrastructure on Azure, working closely with software engineers and architects to design reliable, scalable, and secure cloud-native solutions. The role requires someone who can operate independently, prioritize effectively within a limited time budget, and deliver high-impact infrastructure improvements without hand-holding.

What You’ll Do:

• Design, implement, and maintain cloud infrastructure on Azure
• Develop Python scripts and automation tools to streamline infrastructure management, deployments, and operational workflows
• Build, maintain, and improve CI/CD pipelines to support fast and reliable software delivery
• Automate infrastructure provisioning and configuration using Infrastructure as Code (Terraform, Pulumi, or equivalent)
• Monitor infrastructure performance, troubleshoot production issues, and ensure system reliability and uptime
• Optimize cloud environments for scalability, cost efficiency, and security
• Implement and enforce cloud security best practices across all environments
• Collaborate closely with software engineers and architects on cloud-native architecture decisions

What We’re Looking For:

• 5+ years of commercial experience as a DevOps or Cloud Infrastructure Engineer
• Strong hands-on experience with Microsoft Azure in production environments
• Solid experience with Infrastructure as Code tools (Terraform, Pulumi, CloudFormation, or similar)
• Proven experience building and maintaining CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins, or equivalent)
• Strong Linux administration skills — comfortable in the terminal and confident in production systems
• Experience with monitoring and logging solutions (Datadog, Grafana, ELK stack, CloudWatch, or similar)
• Solid understanding of networking fundamentals — VPC, DNS, load balancing, firewalls, and security groups
• Experience implementing cloud security best practices — IAM, secrets management, network segmentation
• Ability to work autonomously and manage time effectively within a part-time engagement
• Upper-Intermediate or Advanced English — clear written and spoken communication

Nice to Have:

• Experience with Kubernetes or container orchestration in production
• Familiarity with Python scripting for infrastructure automation
• Background in HR Tech, SaaS, or product company environments
• Experience with multi-cloud or hybrid cloud setups
• Knowledge of cloud cost optimization strategies

About the Role

We are looking for an experienced KDB+ Developer to join a financial services project focused on real-time market data, analytics, and reporting platforms.

This is a 12-month contract with extension potential, based in London, UK, with a hybrid working model requiring 3 days onsite per week.

Key Responsibilities

• Design, develop, and optimize KDB+/q solutions.
• Build and support real-time market data and analytics platforms.
• Work with large-scale time-series datasets.
• Improve system performance, scalability, and latency.
• Collaborate with technical teams in an Agile environment.

Required Experience

• 8+ years of commercial KDB+ development experience.
• Strong expertise in q programming.
• Experience with TP, RDB, and HDB architectures.
• Solid understanding of time-series databases and market data environments.
• Experience with performance tuning and scalable system design.
• Linux/Unix administration and shell scripting.
• Experience working within Agile delivery teams.

Nice to Have

• Financial services, trading, or investment banking experience.
• Exposure to Equities, FX, Futures, or Derivatives markets.
• Experience with Kafka or Solace.
• Knowledge of CI/CD pipelines and DevOps practices.