DevOps Engineer | Site Reliability Engineer | Cloud Architect

I build robust, scalable, and fully observable production systems using modern cloud-native technologies. From Kubernetes orchestration to full-stack observability pipelines — I automate infrastructure, streamline CI/CD, and ensure maximum reliability.

🌍 Location: Ireland (Remote)
💻 Focus: Kubernetes, Terraform, AWS, Observability (Prometheus/Grafana/Loki)
📧 Email: artemrivnyi@outlook.com
🔗 Portfolio: personal-page-devops.onrender.com
💼 LinkedIn: linkedin.com/in/artem-rivnyi
🌐 Freelancer: freelancer.com/u/ArtemRivnyi

Premium, full-stack marketplace platform serving the Irish market. (Source code under NDA)

• 📱 Cross-Platform: Responsive web app with Next.js (React) and high-performance mobile app with Flutter & Riverpod.
• ⚡ Backend & Infrastructure: Fast API layer, real-time messaging, and secure payment processing via Stripe.
• 🛡️ Enterprise Quality: Robust state management, pull-to-refresh, skeleton loaders, and comprehensive test coverage.

Enterprise AI support ticket triage API with Google Gemini 2.0 Flash and OpenAI fallback.

• 🧠 Resilient AI Pipeline: Google Gemini 2.0 Flash primary classification with automatic OpenAI GPT-4 fallback
• ⚡ Batch & Real-Time: Single /classify endpoint and bulk CSV batch processing with Redis-backed rate limiting
• 📊 Full Observability: Built-in Prometheus metrics, Sentry error tracking, and automated CI/CD pipeline

Cross-border automotive market analysis platform and Ireland VRT/Customs import tax calculator.

• 🔍 Multi-Source Scraping: Parallel resilient scrapers for Ukrainian (AutoRia, RST) and Irish (DoneDeal) markets
• 💶 Automated Tax Engine: Dynamic calculation of customs, VAT (23%), NOx levy, and CO₂-based VRT rates with live currency conversion
• ⚡ Full-Stack Stack: React (Vite) responsive UI, Express REST API, Puppeteer stealth scrapers, and Redis caching

Enterprise-grade privacy-first AI automation platform with local LLMs (Ollama) and RAG.

• 🚀 Infrastructure as Code: Production-ready Terraform AWS EKS provisioning with VPC networking
• ⚙️ Cloud Native: Parameterized Helm charts for multi-service Kubernetes orchestration
• 🧠 Privacy-First AI & RAG: Local inference with Ollama (Gemma) + FAISS vector store and Redis Queue (RQ) worker

Self-contained S3-compatible object storage simulator built with MinIO and Flask.

• 🗄️ S3 Compatibility: MinIO-powered storage engine fully compatible with AWS SDKs
• 📊 Monitoring & Observability: Integrated Prometheus metrics export (/metrics) and live health checks
• 💻 Web UI: Interactive dashboard for bucket lifecycle and file management

Modern responsive portfolio platform demonstrating enterprise-grade CI/CD and DevOps automation.

• 🔄 Fully Automated CI/CD: GitHub Actions workflows running linting (ESLint, Stylelint), Jest test suites, and zero-downtime Render deployment
• ⏰ Activity Heartbeat: Scheduled cron workflows syncing GitHub contributions daily without manual updates
• 🧪 Test Automation: 49 automated unit and DOM interaction tests verifying responsive UI, navigation, and theme switches

Production-ready Node.js API with Traefik reverse proxy and dynamic horizontal scaling.

• ⚖️ Load Balancing & High Availability: Traefik reverse proxy routing traffic across 3 API replicas with automated health checks
• 🚀 Load Testing: Validated 1,000 req/sec sustained throughput with k6 load testing and sub-500ms p95 latency
• 🛡️ DevOps Standards: Docker Compose multi-service architecture, structured logging, and 16 Jest unit tests (85%+ coverage)

Containerized multi-service architecture with Redis caching and inter-service communication.

• 🔄 Orchestration: Multi-tier Docker Compose environment with decoupled services
• ⚡ Caching Layer: Redis in-memory caching for low-latency data access
• 🛠️ DevOps Best Practices: Isolated networking, volume persistence, and environment-based configs

Lightweight, cross-platform bash automation suite for sysadmins and DevOps engineers.

• 🔔 Smart Alerting: System metrics, service health checks, and Telegram alerts with cooldown protection
• 💾 Maintenance: Automated disk usage monitoring, log rotation/cleanup, and backup management

Modular Ansible playbooks demonstrating automated configuration management and server hardening.

• 🔧 Server Provisioning: Automated Nginx web server deployment, user permissions, and SSH security baselines
• 🧪 Idempotency & Testing: Reusable roles, inventory management, and syntax-checked tasks across Linux hosts

• Bachelor of Science in Computer Engineering — Oles Honchar Dnipro National University (2020 – 2024)
  • Accredited degree (B24 № 162181) covering computer architecture, distributed systems, operating systems internals, networking protocols, and algorithmic performance analysis.

"Building reliable infrastructure today for the scalable products of tomorrow."