Kostiantyn Ivanov

👤 My focus is back-end engineering using Node.js & TypeScript, cloud technologies (specifically AWS), and databases 👐 I'm open to considering direct remote vacancies (preferably EU), but I'm not interested in full-stack positions 🌍 Have experience working with completely external international teams 🎓 Education & Certification - Master’s Degree, Artificial Intelligence Systems - AWS Certified Solutions Architect – Associate 📚 Mentoring experience 🪙 Interested in cryptocurrencies 🖥️ Programming Languages & Technologies & Protocols Node.js | TypeScript | GraphQL | Redis | Docker | Kubernetes | Terraform | CI/CD | nginx | HTTP | gRPC/protobuf | NATS | Service discovery | OpenAPI | ESlint | OAuth | 3rd party APIs | Video streaming (Mux) | a little of ML 🛠️ Frameworks NestJS | Koa | Express 🛢 Databases PostgreSQL | MySQL | MongoDB | AWS Athena ☁️ Cloud computing - Amazon Web Services (EC2, ECS, S3, VPC, Route 53, CW, SNS, SQS, Lambda, RDS, Athena, Bedrock, etc) - Google Cloud Platform (Pub/Sub, Kubernetes Engine, Secret Manager, Cloud Storage, Trace) - Azure DevOps ⚡️ Architecture patterns Monolithic | Microservices | Event-driven 🤖 Testing Unit | Integration | E2E | load (using k6) 🐧 Operating System & IDEs Linux | WebStorm | DataGrip