Blibli.com — Jakarta, Indonesia
Oct 2025 – Present Senior Site Reliability Engineer
Skills: SOPS, Go, TypeScript, GKE, GCP, Kubernetes, Linux, GitOps, Observability
- Designed and built a Go/React Internal Developer Platform (IDP) serving 3+ subsidiaries and hundreds of engineers, covering multi-tenant IAM/RBAC, SOPS secrets, synthetic monitoring, TLS lifecycle, query validators, pull-request auto-approval, and an agent-based multi-tenant control plane.
- Standardised GitOps and infrastructure-as-code delivery across subsidiaries via the IDP and ArgoCD.
- Ran daily platform operations, incident response, and cross-squad troubleshooting across production GKE clusters.
- Reviewed new cloud-infrastructure designs for reliability, consistency, and operational feasibility before production adoption.
- Contributed to early research and design of an internal distributed CDN, evaluating routing strategies and caching architectures.
Blibli.com — Jakarta, Indonesia
Jan 2023 – Oct 2025 Performance, Scalability & Reliability Engineer
Skills: Go, React, KEDA, Kubernetes, Helm, GCP, Prometheus, Thanos, Elasticsearch, Fluentd/Bit, Kibana, GitHub Actions, Jenkins, Keycloak, SOPS, Rundeck, Linux
- Cut over-provisioning by implementing KEDA autoscalers for production workloads using cron schedules, external triggers, and Selenium Grid queue scalers.
- Migrated subsidiary infrastructure from GCP to Huawei Cloud while maintaining operational stability, maintaining the Jenkins shared library used by multi-cloud migration pipelines.
- Built imgctl, a Go CLI for container-image sync and lifecycle management across registries.
- Migrated Airflow and Selenium Grid from bare-metal/VMs to Kubernetes.
- Operated the centralised observability stack at scale (Elasticsearch/OpenSearch, Fluentd/Fluent Bit, Kibana, Prometheus, Thanos).
- Reduced cold-start latency for JVM Spring Boot workloads by prototyping an application warmup mechanism, and contributed upstream to kedacore/keda, jenkins-x/go-scm, and thanos-io/objstore.
Blibli.com — Jakarta, Indonesia
Aug 2022 – Jan 2023 Associate Performance, Scalability & Reliability Engineer
Skills: Go, Kubernetes Operators, Terraform, Terragrunt, GitOps, GCP, Elasticsearch, Fluentd, Kibana, Linux
- Built the GitOps engine for an ML-driven resource-scaling system, applying ML-generated replica and resource recommendations back to service repositories.
- Built Atlas, an internal tool for managing Elasticsearch logs: automatic index-pattern creation, cluster statistics, index provisioning, and snapshot/restore.
- Built a Prometheus config merger to split large configurations into smaller, focused files, improving maintainability and reducing configuration drift.
- Automated Elasticsearch Curator configuration generation, cutting manual toil and configuration errors.
- Standardised Terragrunt and Atlantis for layered Terraform management across GCP environments.
Blibli.com — Jakarta, Indonesia
Sep 2021 – Aug 2022 Associate DevOps Engineer
Skills: Go, Ansible, Terraform, Atlantis, Helm, Kubernetes, k0s, GCP, Huawei Cloud, Docker, Packer, Linux
- Implemented and managed Atlantis for GitOps-driven Terraform automation, and maintained Ansible and Terraform modules/pipelines for GCP and Huawei Cloud.
- Supported datacenter-to-cloud migrations and ran blue-green GKE cluster upgrades to cut upgrade risk.
- Built and operated a k0s Kubernetes cluster with the GCP Cloud Controller for internal utility tooling.
- Automated Java KeyStore (JKS) lifecycle management (creation, rotation, distribution, renewal, monitoring) across services and environments.
- Automated off-hours startup of shut-down GCP spot instances to cut unnecessary compute usage and cloud spend.
- Improved Helm charts for Kubernetes application deployments used by product squads across the organisation.
PT. Alina Medika Indonesia — Surabaya, Indonesia
Dec 2020 – Aug 2021 Software Development Engineer (Part-time)
Skills: Cloud Infrastructure, Go, TypeScript, GraphQL, AWS RDS, Microservices
- Built microservice API backends using Go and TypeScript with GraphQL.
- Led cross-functional mobile, frontend, and backend teams, driving technical planning, architecture decisions, and engineering practices.
- Managed cloud infrastructure with focus on cost-optimisation, including database systems and resource provisioning.
Blibli.com — Jakarta, Indonesia
Jan 2020 – Apr 2020 DevOps Engineer Intern
Skills: Go, K3s, Ansible, AWX, GKE, GCP, Elasticsearch, Linux
- Built and managed K3s clusters on cloud infrastructure.
- Configured AWX/Ansible Automation Platform with self-service provisioning templates for dev teams.
- Cut non-production cloud spend by automating off-hours scale-down of GKE node pools and deployments.