Zainal A.
Senior DevOps Engineer
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Zainal A. is a seasoned Senior DevOps Engineer with extensive experience in enhancing system reliability and supporting critical infrastructure for companies in the fintech and telecommunications industries. At PT Rekeningku Dotcom Indonesia, he excels in cloud infrastructure and enterprise hybrid management, orchestrating migrations like transitioning AWS RDS MySQL to MySQL Operator and integrating Azure Stack HCI clusters with Azure Arc. Zainal also stands out in developing event-driven pipelines for incident management that ensure GDPR compliance. His role involves automating deployment processes using PowerShell scripting and managing tools like GitLab within Unix/Linux environments. Previously, he contributed to Kubernetes cluster deployments and data security enhancements at major organizations like MNC Kabel Mediacom and Monex Investindo Futures, leveraging his expertise with multi-cloud environments and orchestration tools. Zainal has elevated business operations through his proficiency in open-source technologies and infrastructure optimization, which he honed through roles at companies such as Amartha and Archor Teknologi Digital Qoala.
Experience
Senior DevOps Engineer
PT Rekeningku Dotcom Indonesia · 2026 — PresentConducted migration of Signoz monitoring to Coralogix monitoring. Transitioned AWS RDS MySQL to MySQL Operator. Installed and enabled Teleport for access to Kubernetes and virtual machines. Deployed and managed Azure Stack HCI clusters for enterprise hybrid infrastructure, configured Azure Arc for VM management, monitoring, and governance in HCI environments. Implemented Storage Spaces Direct (S2D) with cache/capacity tiering and fault domain design. Executed lifecycle management, including cluster-aware updating (CAU) and in-place upgrades on Azure Stack HCI. Automated HCI deployments and day-2 operations through PowerShell scripting. Possessed hands-on experience in Azure Stack HCI implementation and Azure Arc hybrid management. Architected an event-driven pipeline for structured RCA summaries for AKS incidents. Defined PII-filtering and data residency controls to ensure GDPR compliance, focusing on processing confined to EU Azure regions. Established success criteria for notification latency and root-cause classification accuracy. Evaluated MCP-based tooling for log retrieval and alert delivery via Slack/Teams.Senior DevOps Engineer
Amartha · 2025 — 2025Managed GitLab administration, including installation, upgrades, and configuration. Gained substantial experience in Unix/Linux environments and multicloud platforms, including AWS, GCP, and Azure.Senior DevOps Engineer
Indoraya Sehati Remittance Doitpay · 2024 — 2025Allowed access to the AWS Load Balancer admin page by enabling IP whitelisting with OpenVPN. Ingested AWS ALB S3 logs into OpenSearch for enhanced search and custom alerting. Facilitated application logging using self-managed EC2 OpenSearch, Victorialogs, Logstash, and Filebeat. Utilized SonarQube for code coverage best practices. Monitored applications and tracked platforms through Sentry.Senior DevOps Engineer
Snap Innovations · 2024 — 2024Implemented centralized logging utilizing OpenSearch. Provided maintenance for Hela chain infrastructure.DevOps Engineer
Archor Teknologi Digital Qoala · 2023 — 2024Tested and deployed Terragrunt HCL files for daily operations. Updated Terragrunt custom modules according to operational requests. Enabled KEDA for AWS EKS automation scaling based on events. Installed Atlantis in AWS EKS to facilitate easy testing of new features, allowing the execution of Terragrunt plans directly from GitHub and forwarding results to developers without needing to install Terraform and Terragrunt.Senior DevOps Engineer
Monex Investindo Futures · 2022 — 2023Designed and implemented a Kubernetes cluster on Ubuntu Linux using Flatcar Linux in Alibaba Cloud. Automated existing processes to enhance efficiency. Researched new technologies to improve and optimize infrastructure. Maintained database-related security, tuning, and provisioning for both SQL and NoSQL.Kubernetes Lead
Nityo Infotech · 2021 — 2022Oversaw the migration of XL Axiata's DWH to GCP BigQuery. Worked on migrating Teradata, Greenplum, and Hive to GCP BigQuery. Optimized Terraform scripts for use in XL Git repositories and managed execution from Jenkins.System Engineer Head
MNC Kabel Mediacom · 2016 — 2021Deployed Oracle 11gR2 Data Guard for single-node backup. Implemented Oracle 11gR2 RAC ASM for various operational needs, including Enterprise, DWH, and Singleview.VAS Engineer, Core Engineer, Network Engineer and DBA
Huawei/FCCI OMAN/Tech Mahindra/Nokia Siemens Network Indonesia · 2007 — 2016Performed various engineering roles focusing on VAS, core network, and database administration.Senior DevOps Engineer L3 Support
BRI Reksadana and BNPB (Badan Nasional Penanggulangan Bencana)Executed on-premise installations of 9-node Flatcar Linux Kubernetes clusters with 3 nodes as Kubernetes masters and 6 nodes as Kubernetes minions in vSphere v7 for the BNPB application InaRisk in production. Managed similar on-premise installations for BRI Danareksa Sekuritas, facilitating Docker apps running in production.
Skills & Expertise
Education
- Bachelor of Science in Mathematics computationUniversity of Indonesia