Hire the Best Cluster Computing Developers
in Ukraine

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Andrii S.

Zaporizhzhia, Ukraine

$40/hr
5.0
36 jobs

๐Ÿš€ Scaling issues? Slow queries? Unstable deployments? I help SaaS platforms scale reliably, optimize infrastructure, and deploy with confidence. ๐Ÿ“… 20+ years of experience ๐Ÿ“ฆ 70+ completed infrastructure & DevOps projects โšก Systems handling millions of requests monthly ๐Ÿ’ฐ Helped clients reduce infrastructure costs by up to 45% ๐Ÿš€ Improved deployment speed by 60% with automated CI/CD pipelines Iโ€™m a DevOps Engineer, AWS architect, cloud engineer, and AWS devops specialist focused on building high-performance, scalable cloud infrastructure for SaaS platforms, enterprise systems, and high-load applications. I work with startups and growing businesses to eliminate bottlenecks, optimize databases, stabilize deployments, and improve infrastructure reliability. I have strong hands-on experience with aws, Google Cloud, and Azure environments, including infrastructure automation, monitoring, container orchestration, disaster recovery, and production scaling. I also work as an azure devops engineer, building automated deployment pipelines and improving release workflows for scalable SaaS systems. My background also includes gcp devops environments for cloud-native applications and high-availability infrastructure. ๐ŸŽฏ Database & Performance Expertise I specialize in MySQL, PostgreSQL, MS SQL, MongoDB, Oracle, and high-load database optimization, including: โ€ข Query tuning & indexing strategies โ€ข Performance optimization โ€ข Backup & disaster recovery โ€ข Replication & high availability โ€ข Oracle RAC & Data Guard โ€ข Database scaling & monitoring Iโ€™ve optimized systems processing 200K+ events daily while reducing query execution time by up to 70%. ๐ŸŽฏ DevOps, Cloud & Infrastructure As an AWS architect and cloud engineer, I design and manage scalable cloud environments using: โ€ข AWS โ€ข Azure โ€ข Google Cloud โ€ข Docker โ€ข kubernetes โ€ข Terraform โ€ข Jenkins โ€ข GitHub Actions โ€ข GitLab CI/CD โ€ข n8n I build secure, automated infrastructure with Infrastructure as Code (Terraform), scalable deployment pipelines, and containerized environments optimized for reliability and performance. I also work with wordpress devops workflows including server optimization, deployment automation, CDN configuration, caching, scaling, and security hardening for high-traffic WordPress platforms. Additionally, I have experience with python devops environments, supporting Python-based APIs, automation systems, backend services, CI/CD workflows, containerization, and cloud deployment pipelines. ๐Ÿ’ก What I Can Help You With โ€ข AWS devops & cloud infrastructure โ€ข CI/CD pipeline setup & automation โ€ข Docker & kubernetes orchestration โ€ข Infrastructure as Code with Terraform โ€ข Monitoring & observability systems โ€ข Database optimization & scaling โ€ข Backup, recovery & disaster planning โ€ข High-load SaaS infrastructure โ€ข Linux server administration โ€ข Production deployment optimization โ€ข Cloud migration & infrastructure modernization ๐Ÿ’ป Infrastructure & System Administration โ€ข Linux, Unix, Windows Server administration โ€ข Oracle, PostgreSQL, MySQL, MongoDB, MSSQL administration โ€ข Active Directory setup & maintenance โ€ข RDS Apps & VDI environments โ€ข Apache, Nginx, CPanel, CentOS environments โ€ข Monitoring systems: Zabbix, Nagios, Splunk, Grafana โ€ข Cloud services: AWS, Azure, GCP โ€ข Kubernetes cluster management โ€ข Jenkins & automated deployment workflows โ€ข n8n โšก Results Delivered โ€ข Reduced downtime by 80% through infrastructure hardening โ€ข Improved deployment reliability across multiple SaaS products โ€ข Reduced cloud costs by 30โ€“45% through infrastructure optimization โ€ข Automated CI/CD workflows reducing release cycles from hours to minutes โ€ข Built scalable environments supporting 100K+ active users I bridge the gap between infrastructure, backend systems, databases, and cloud architecture โ€” helping teams ship faster while keeping systems stable, scalable, and secure. ๐Ÿ‘‰ If your platform is growing โ€” or struggling under production load โ€” Iโ€™ll help you stabilize, optimize, and scale it for long-term reliability and growth. โš™๏ธ Core Expertise / Keywords AWS Architect, AWS DevOps, Cloud Engineer, Azure DevOps, Azure DevOps Engineer, GCP DevOps, Kubernetes, Terraform, DevOps Engineer, n8n, Docker, AWS, GCP, Cloud Infrastructure, Oracle DBA, PostgreSQL, MySQL, MongoDB, Performance Tuning, Query Optimization, Infrastructure as Code, Jenkins, GitHub Actions, Linux Administration, SaaS Infrastructure, Scalability, High Availability, Monitoring, Automation, Reliability Engineering

  • Microsoft Azure
  • Linux System Administration
  • Windows Administration
  • Network Administration
  • MySQL
  • Database Architecture
  • Oracle Database
  • Microsoft SQL Server Administration
  • CI/CD
  • Kubernetes
  • Amazon Web Services
  • Google Cloud Platform
  • PostgreSQL
  • DevOps
  • Azure DevOps
  • SQL
  • Server Administration
  • Database Optimization
  • Server Virtualization
  • Terraform
Andrii G.

Kyiv, Ukraine

$40/hr
4.7
18 jobs

Web site support and administration, Linux administration, Supercomputer design, HPC Cluster management systems, Lustre parallel storage systems. I provide Computing cluster / Render Farm with node following characteristics: 2 x Intel Xeon E5-2670 @ 2.6 GHz 16 cores 64 GB ECC RAM 3 x NVidia Tesla M2075 Infiniband FDR 56 Gbit/s Price starts form $75 node/month via Upwork.

  • Cluster Computing
  • MySQL
  • NGINX
  • CentOS
  • RAID Administration
  • Linux System Administration
  • Bash Programming
  • 3D Rendering
  • Perl Catalyst
  • Linux
Oleh R.

Lviv, Ukraine

$40/hr
5.0
17 jobs

I am an experienced and motivated ๐ƒ๐ž๐ฏ๐Ž๐ฉ๐ฌ ๐ž๐ง๐ ๐ข๐ง๐ž๐ž๐ซ. I am proficient in various DevOps tools and practices, which are listed below. I am eager to contribute and help you implement the ๐›๐ž๐ฌ๐ญ ๐ญ๐ž๐œ๐ก๐ง๐จ๐ฅ๐จ๐ ๐ข๐ž๐ฌ ๐š๐ง๐ ๐ฉ๐ซ๐ข๐ง๐œ๐ข๐ฉ๐ฅ๐ž๐ฌ in your projects. My qualifications will be highly beneficial for you since I worked with ๐ฆ๐ฎ๐ฅ๐ญ๐ข๐ฉ๐ฅ๐ž ๐œ๐ฅ๐จ๐ฎ๐ ๐ฉ๐ซ๐จ๐ฏ๐ข๐๐ž๐ซ๐ฌ, operated with ๐ˆ๐š๐‚ ๐ญ๐จ๐จ๐ฅ๐ฌ, established ๐‚๐ˆ/๐‚๐ƒ ๐ฉ๐ข๐ฉ๐ž๐ฅ๐ข๐ง๐ž๐ฌ, and much more. Cloud-providers: โœ”๏ธ AWS โœ”๏ธ Azure CI/CD: โœ”๏ธ Azure DevOps Pipelines โœ”๏ธ Octopus Deploy โœ”๏ธ CircleCI โœ”๏ธ TeamCity โœ”๏ธ Github Actions IaC: โœ”๏ธ Terraform โœ”๏ธ Ansible โœ”๏ธ Packer Languages: โœ”๏ธ Python โœ”๏ธ C++ โœ”๏ธ Bash โœ”๏ธ Powershell Web Servers: โœ”๏ธ Apache โœ”๏ธ Nginx Containerization and orchestration: โœ”๏ธ Docker โœ”๏ธ Kubernetes

  • Amazon Web Services
  • DevOps
  • Microsoft Azure
  • JetBrains TeamCity
  • Terraform
  • CI/CD
  • Kubernetes
  • Docker
  • Python
  • Deployment Automation
  • Amazon EC2
  • Linux
  • Linux System Administration
  • System Administration
  • Cloud Computing
Sofiia K.

Kyiv, Ukraine

$35/hr
5.0
29 jobs

Are you looking for a DevOps Engineer or System Administrator to help ensure your infrastructure is stable, scalable, and well-automated? Youโ€™re in the right place. My name is Sofiia, and Iโ€™m a DevOps Engineer / System Administrator with 6 years of hands-on experience working in a leading engineering company in Kyiv, Ukraine. I work as part of Skynix โ€” a team focused on delivering reliable, scalable, and secure digital solutions. What I Do I help businesses build and maintain infrastructure that is stable, automated, and ready for growth. My experience includes: system administration and infrastructure support cloud infrastructure setup and maintenance CI/CD pipeline design and automation containerization and orchestration deployment and configuration management monitoring, reliability, and system optimization Core Technologies Kubernetes โ€ข Docker โ€ข Terraform โ€ข Ansible โ€ข Helm Jenkins โ€ข GitHub Actions โ€ข Spinnaker AWS โ€ข Azure Kafka โ€ข Consul โ€ข Istio โ€ข Calico โ€ข Kiali PostgreSQL โ€ข MySQL โ€ข SQLite โ€ข Firebase Java โ€ข JavaScript โ€ข Spring โ€ข Hibernate โ€ข jUnit โ€ข Postman Git โ€ข GitHub Business Domains Magento Commerce platforms WordPress marketing websites WooCommerce stores ERP / CRM systems corporate systems and access/security domains My Approach I focus on building infrastructure that is: reliable under production load automated to reduce manual errors scalable for business growth structured for long-term maintainability My goal is not just to โ€œkeep systems running,โ€ but to ensure they are efficient, predictable, and safe for production environments. About Skynix Skynix is a full-cycle development company specializing in LAMP and JAM stack technologies, delivering complex web and infrastructure solutions using modern backend and frontend stacks. Why clients choose us: established in 2015 20+ engineers (senior, middle, junior levels) strong enterprise-level delivery experience reliable remote collaboration across time zones fast adaptation and strong engineering culture If youโ€™re looking for a DevOps specialist who focuses on stability, automation, and system reliability โ€” Iโ€™d be happy to collaborate.

  • System Administration
  • Java
  • AWS CodePipeline
  • GitHub
  • DevOps
  • Terraform
  • AWS CodeDeploy
  • Azure DevOps Server
  • Kubernetes
  • AWS CloudFormation
  • Azure DevOps
  • Hibernate
  • Docker
  • Apache Kafka
  • CI/CD
Serhii D.

Kharkiv, Ukraine

$40/hr
5.0
25 jobs

I fix broken infrastructure, reduce cloud bills and automate manual operations. Top Rated Plus engineer with 10+ years running production systems. I work across Kubernetes and Linux environments. From redesigning unstable clusters to debugging low-level OS and network issues. I focus on practical, long-term fixes, not temporary patches. What I deliver: - Kubernetes(EKS/GKE/AKS): Zero-downtime migrations, cluster redesign, scaling beyond 100 nodes and repairing unstable Helm/Terraform setups - Linux & System Administration: Deep OS troubleshooting, performance tuning (kernel/network), security hardening and hybrid environment management (Ubuntu/RHEL) - Cloud Cost Optimization: AWS/GCP/Azure audits, rightsizing, spot fleets and waste removal. Typical savings: 20-40% without hurting performance - Automation & Tooling: Python (Flask) scripts, Bash automation, internal tools, CI helpers and dashboards that eliminate repetitive manual work - Automated Monitoring: Prometheus/Grafana setup + custom alerting for 24/7 system visibility - Scalable Android Automation: Device farms & Python APIs for testing/CI and remote control Special focus: Infrastructure for AI Startups I help non-technical founders deploy and scale AI tools (OpenClaw, LLM-based agents, RAG pipelines) on stable Cloud environments Core Tech Stack: Kubernetes (EKS/GKE/AKS) | Terraform | Python | AWS/GCP/Azure Prometheus/Grafana | Jenkins/ArgoCD | Helm | Cloud Security Certifications: IBM AI Developer โ€ข IBM DevOps โ€ข Google Cybersecurity โ€ข IBM Cybersecurity Typical Engagements: - Production Kubernetes migrations - Infrastructure stabilization - CI/CD performance bottlenecks - Long-term cloud cost reduction - Mobile automation infrastructure No agencies โ€ข No outsourcing โ€ข Direct expert access Message me to start with a technical review of your setup. No sales pitch - just concrete improvements

  • Kubernetes
  • DevOps
  • Machine Learning
  • Artificial Intelligence
  • Generative AI
  • Deep Learning
  • Large Language Model
  • Chatbot
  • Python
  • CI/CD
  • System Security
  • Docker
  • Linux System Administration
  • SQL
  • Infrastructure as Code
Enis O.

Chernivtsi, Ukraine

$40/hr
5.0
27 jobs

Scaling SaaS and cloud-native businesses with secure, automated, and cost-efficient infrastructure โ€” now powered by AI/ML capabilities. I help companies: โ—‰ Reduce cloud costs by up to 30โ€“40% โ—‰ Deploy and scale LLM & AI/ML workloads on production-grade infrastructure โ—‰ Build scalable Kubernetes clusters (EKS, AKS, GKE) optimized for ML pipelines โ—‰ Achieve compliance (SOC 2, HIPAA, PCI DSS, ISO 27001) โ—‰ Migrate to cloud with near-zero downtime If your infrastructure feels fragile, your AI models are slow to deploy, or your cloud bill keeps growing โ€” we fix that. โš™๏ธ Core Expertise โž™ Cloud Platforms: AWS, GCP, Azure, Digital Ocean, Oracle โž™ Containers: Docker, Kubernetes, Helm โž™ AI/ML & MLOps: LLM Deployment, Fine-tuning, MLflow, Kubeflow, SageMaker, Vertex AI โž™ nfrastructure as Code: Terraform, Ansible, CloudFormation, Pulumi โž™ CI/CD: GitHub Actions, GitLab CI/CD, Jenkins, ArgoCD โž™ Monitoring: Prometheus, Grafana, Datadog, ELK โž™ Security: DevSecOps, Trivy, SonarQube, Checkov โž™ Automation: Python, Bash, PowerShell ๐Ÿ›ก๏ธ Compliance & Security We design infrastructure aligned with: HIPAA | SOC 2 | PCI DSS | ISO 27001 | ISO 27002 Security is integrated โ€” not added later. ๐Ÿ’ผ Who We Typically Work With โ—‰ SaaS startups scaling rapidly โ—‰ AI/ML teams needing production-ready model deployment infrastructure โ—‰ Enterprises migrating to cloud or adopting LLM-powered products โ—‰ Teams needing Kubernetes production hardening โ—‰ Regulated industries requiring compliant cloud setups ๐ŸŒŸ Why Clients Choose Us โœ… Certified Kubernetes, Cloud & MLOps experts โœ… Real-world LLM deployment & fine-tuning experience โœ… Clean, maintainable infrastructure (no messy DevOps) โœ… Transparent communication & fast response times If you're deploying AI models, scaling Kubernetes, or optimizing cloud costs โ€” let's talk.

  • Amazon Web Services
  • Microsoft Azure
  • Kubernetes
  • Google Cloud Platform
  • Terraform
  • DevOps
  • DevOps Engineering
  • Azure DevOps
  • Cloud Migration
  • Infrastructure as Code
  • CI/CD
  • Docker
  • DigitalOcean
  • System Monitoring
  • Jenkins

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