Hello, I'm Dulguun Bold

Infrastructure Engineer | DevOps Developer | Software Engineer

📧 contact@dulguun.site

About Me

My expertise spans across DevOps, cloud infrastructure, backend development, and system optimization. I'm passionate about building scalable, reliable systems and have hands-on experience with technologies like Kubernetes, AWS, Terraform, Go, Python, and C++.

Professional Experience

Infrastructure Engineer - Rakuten Europe Bank

September 2025 - Present

  • AWS infrastructure development of banking system via OpenTofu/Terragrunt

Software and DevOps Developer - MSAID

June 2024 – June 2025

  • Developing and maintaining backend services and command line client using Go, PostgreSQL, Argoworkflow and Trino
  • Designing and managing Kubernetes manifests and Helm charts for application deployment on AWS EKS
  • Managing internal infrastructure using Terraform and Ansible across AWS and Hetzner
  • Providing technical support and resolving customer issues

DevOps Developer (Working Student) - MSAID

October 2021 – May 2024

  • Infrastructure as Code (IaC) development using Terraform and Ansible for AWS and Hetzner
  • Feature development in MSAID products using Cython, C++, and Python
  • Optimized Windows TensorFlow library, achieving 2× performance improvement
  • CI/CD pipelines, networking and automation with GitLab CI, Kubernetes and Golang

Software Developer - Ericsson

September 2019 – September 2021

  • Feature development in telephony application server using C++, Python, Perl, Helm, Docker, Bash and Openstack Heat
  • Build system development using Perl, Python and Bash
  • Network/user management troubleshooting using LDAP, ssh, net-tools, wireshark and tcpdump

Professional Skills

Programming Languages

  • Golang
  • Python
  • Bash
  • PostgreSQL
  • Rust
  • C++

DevOps & Cloud

  • Kubernetes & Helm
  • Terraform & Ansible
  • AWS & GCP
  • Argo Workflow
  • Kustomize
  • Traefik

Monitoring & Observability

  • Prometheus & Grafana
  • Loki
  • ElasticSearch
  • Fluentd

Development Tools

  • Git & Gerrit
  • Docker
  • GitLab CI & GitHub Actions
  • CMake
  • Wireshark & net-tools

API & Protocols

  • OpenAPI
  • gRPC

Languages

  • English: Fluent
  • German: Upper Intermediate
  • Mongolian: Native

Check Out My Blog

Read my latest posts and thoughts on software engineering, DevOps, and technology

Visit Blog