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© 2026 Yosef Adi Sulistyo

About

Yosef Adi Sulistyo

Cloud-Agnostic Engineer IT Infrastructure Architect IoT Enthusiast

Background

Platform Engineer and DevSecOps Lead with 3+ years of experience designing and operating IT infrastructure for production-grade environments. Currently leading the DevSecOps team at PT Synapsis Sinergi Digital — handling HCI-based infrastructure, multi-cloud platforms (AWS, GCP, AliCloud, Oracle Cloud, Huawei Cloud), bare-metal Kubernetes clusters, and developer experience improvements in agile settings.

Specializes in hybrid cloud-on-premise architecture — designing and migrating workloads between public cloud and colocated bare-metal environments — and in production networking including SDN design, IPv6/NAT64, VPN, and firewall configuration. Proficient in Bash, Go, Python, Ansible, and OpenTofu/Terragrunt for automation and tooling.

Proxmox VECephKubernetes (K8s / GKE)DockerHCI (Hyper-Converged)GCP (GKE, GCE, Cloud SQL, Cloud NAT, Cloud IAP, KMS, Workload Identity)AWS (EKS, EC2, S3, RDS)Oracle CloudAliCloudHuawei CloudOpenTofuTerragruntArgoCDGitLab CIGitHub ActionsSemaphoreHashiCorp VaultGrypeCrowdSecSDNIPv6 / NAT64 / NAT44Site-to-Site VPNTraefikNginxCrowdSec IPSCloud FirewallGoPythonBashAnsiblePostgreSQLQuestDBMongoDBRedisGrafanaLokiELK StackGCP Managed PrometheusCloud Logging / Monitoring

Experience

DevSecOps Engineer Lead

Sep 2024 – Present

PT Synapsis Sinergi Digital

Leading the DevSecOps team in architecting and maintaining hybrid-cloud and on-premise infrastructure for production-grade environments.

DevSecOps Engineer

May 2023 – Aug 2024

PT Synapsis Sinergi Digital

Led team GitOps implementation and migrated infrastructure from public cloud to colocated bare-metal to reduce operational costs.

DevOps / Site Reliability Engineer

Dec 2022 – Apr 2023

PT Synapsis Sinergi Digital

Built CI/CD pipelines with integrated security scanning, deployed Kubernetes clusters, and established monitoring and security infrastructure.

Web Developer

Apr 2023 – Jun 2023

Gadjah Mada Chamber Orchestra

Built a ticketing website for the GMCO annual concert using Golang (Gin), Next.js, and an ELK monitoring stack, with CI/CD via GitHub Actions.

System Administrator

Nov 2021 – Dec 2021

KPUM Fakultas Kehutanan UGM

Deployed and managed a web server for the faculty student election system using Nginx + PHP-FPM 7.4 on Docker with AlmaLinux 8.

Chemistry Olympiad Tutor

Aug 2019 – Jun 2024

SMA Negeri 3 Yogyakarta

Taught Chemistry Olympiad preparation materials to students (Padmanaba) over 5 years.

Education

Bachelor of Electrical Engineering

Universitas Gadjah Mada (UGM)

Sep 2020 – Jul 2024

Math and Science

SMA Negeri 3 Yogyakarta

2017 – 2020

Certifications

EF SET English Certificate — 76/100 (C2 Proficient)TOEFL ITP — 607/677 (C1, valid until Jun 2026)Hurricane Electric IPv6 Professional

Languages

Bahasa Indonesia

Native

English

Professional Working Proficiency (C2 — EF SET 76/100; TOEFL ITP 607)

Honors & Achievements

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    Runner Up — Chemistry Province Science Olympiad

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    Participant — Chemistry National Science Olympiad

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    3rd Place — 'Education for Sustainable Development' Scientific Papers Competition

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    3rd Place — 'Festival Fisika (FIFA) UAD' Physics Olympiad

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    Best Creativity — Statistics Essay Competition SATRIA DATA 2021