Artur Karnaukh

Senior Backend Engineer (Node.js)

Voltau

Designed an EV charging platform's microservices and built backend services, integrations, real-time messaging, and Kubernetes deployment automation.

• Built backend services with Node.js and NestJS (JavaScript/TypeScript), handling events and communication between microservices through RabbitMQ. • Integrated third-party services, including payment systems, 2GIS, FreedomPay, and BCC. • Built real-time client communication using WebSocket. • Automated CI/CD in GitLab, with deployment to Kubernetes. • Used Firebase Cloud Messaging (FCM) to send push notifications.

Middle Backend Engineer (Node.js)

Eurasian Bank

A Kazakhstan-based commercial bank serving retail and business customers with banking products and financial services.

Automated account-opening flows with NestJS microservices, Camunda orchestration, Redis, and integrations with internal bank services including biometrics.

• Integrated business processes with Camunda, which served as an orchestrator. • Enabled service communication through Redis and handled user flows and errors. • Integrated with the bank's internal services, including biometrics.

Backend Developer (Node.js)

Klika Tech

A software development company that builds digital products and provides engineering services for client organizations.

Developed internal and public-facing company websites with Node.js, Express, and PostgreSQL, and worked on Docker and AWS deployment.

• Built features with Node.js, Express, and PostgreSQL. • Updated Docker containers and deployed them to AWS through GitLab CI/CD. • Used AWS SQS and EC2.

Backend Developer (Node.js)

Datamatrix Corp

Developed an internal employee system and partner integration bus using Node.js and Express, and built APIs with PostgreSQL and Redis.

• Developed APIs with Node.js, PostgreSQL, and Redis. • Configured GitLab CI/CD.

Almaty University of Power Engineering and Telecommunications