Muhajirin Muhajirin Email & Phone Number

West Java, Indonesia

Jakarta Metropolitan Area

As a DevOps SME in an enterprise environment, I have led efforts to modernize deployment processes, optimize application migration strategies, and simplify complex containerized environments. My work has focused on driving cloud infrastructure modernization, improving multi-cloud connectivity, and establishing standardized platform solutions for the XL team.I have been instrumental in guiding the team toward faster technology adoption, transitioning from a multi-stack ecosystem to a more streamlined, standardized technology stack. This has led to improved operational processes and greater agility in responding to business needs.Leading a diverse team across CICD pipelines, DevOps tooling, Kubernetes ecosystems, and multi-cloud environments, I provide strategic insights and technical leadership. I collaborate with IT teams to implement new integrations, adopt emerging technologies, and design hybrid cloud solutions. Additionally, I focus on cost optimization, strengthening B2B integrations, enhancing security, and simplifying service communication to support customer journeys and business goals.

Indonesia

As a Cloud Engineer at Home Credit Indonesia, my primary goal is to drive the migration and modernization of our services to the cloud, ensuring a smooth and efficient transition for as many services as possible. I am responsible for providing the technology stack, cloud infrastructure topology, and migration effort assessments to both the Architecture and Development teams, enabling them to migrate workloads on time and within scope.I support teams by delivering fundamental knowledge on cloud concepts, infrastructure scaling, Infrastructure as Code (IaC), Platform as a Service (PaaS), and cost calculations, both pre- and post-service cutover.In my role, I advocate for adherence to the six pillars of the AWS Well-Architected Framework, ensuring that every migration and integration initiative is aligned with best practices for reliability, security, cost optimization, and operational excellence. I lead the migration process to meet the expectations of both the business and our customers, delivering high-quality cloud solutions.I also host regular technology-sharing sessions for IT departments, promoting knowledge-sharing on cloud costs, containerization, hybrid connections, security, and deployment strategies. This fosters a unified understanding across teams, empowering them with the skills and insights needed to succeed in cloud adoption.

Greater Jakarta Area, Indonesia

When I joined Kompas.com, my primary challenge was to re-architect their system and migrate their environment to AWS Cloud. I managed diverse environments running Python, Node.js, and PHP, while overseeing databases like MySQL, PostgreSQL, Aurora MySQL, MongoDB, and Elasticsearch.On a daily basis, I ensure smooth application operation and system deployment. I utilize GitLab and Jenkins for CI/CD pipelines, which are set up on-premises as our private code repository.As both a System Engineer and Cloud Architect, I design and implement robust cloud environments on AWS, leveraging services like Route 53, ELB, EC2, ECS, DynamoDB, ElastiCache, Elasticsearch, Auto Scaling, CloudFront, S3, and more.In addition to building and designing cloud infrastructures, I developed open-source monitoring tools to gain performance insights. I utilize Grafana, ELK, Nagios, and Sentry to ensure that applications remain high-performing and reliable.

Singapore

With role senior system engineer, I have responsible to maintain relation with all of platinum/premium Signetique customer and resolving any escalating from Junior member for any technical difficulties, issue or queries from customer. Providing SLA report and technical setup for any new premium customer and help them to deploy application and give them an on-site support to setup their technology stack setup on data center. Joining in many migration task (Email and application workload) from another cloud/hosting provider to Signetique Ecosystem.

Greater Jakarta Area, Indonesia

Provide manage service as System administrator role to maintaining the Master Content Provider services on PT. Axis Telekomunikasi Indonesia. My job to ensure the reliability and availability service running without any issue and incident while most of the technology stack running on top of VMWARE and Linux operating system. Any new integration ( 3rd partner and Billing system) will be taking care with me and my team to support the business running smooth and generating more revenue.Build supporting tool to support day to day monitor of service (nagios, cacti) to ensure what we monitor is visible to count for the SLA and react more faster for any new error. Provide supporting log for customer service to analyze complaint from Axis customer.

Jakarta, Indonesia

Responsible to manage all of the Infrastructure support stuff on server room (AC, PDU, Veritas backup machine, Switch, router coonection, FO etc), provide daily data reconcile for CRM and financial dept and also maintaining the SLA of the infrastructure availability to support day to day business process.