BRIAN WIJAYA

Senior DevSecOps Engineer

BrainGu

12.2020 - 08.2023

Built a feature-rich, resilient, and scalable Software Factory which adhered to industry-leading design and security frameworks, resulting in a 50% reduction in MTTR, 60% reduction in Change Failure Rate, and a staggering 80% reduction in Deployment Lead Time for over 12 mission-critical development teams. Accomplished by spearheading the shift to a Microservices architecture in tandem with GitOps, and orchestrating 12+ Kubernetes clusters along with 40+ AWS resources via Ansible, Terraform, and CloudFormation.
Pioneered an initiative to capture and analyze infrastructure, CI/CD, and APM metrics using ELK Stack, Prometheus and New Relic. Leveraged expertise gained from the "AI and Machine Learning" course by MIT Professional Education, leading to a 55% decrease in Rollback Rates and a 40% faster MTTD.
Developed and streamlined pipelines using GitLab CI/CD and Jenkins X by integrating lint, SAST, build, test, security scanning, DAST, APM, and a plethora of other tools for over 8 languages and frameworks. Published concise technical documentation and user guides detailing established requirements and criteria for each of the languages and frameworks, resulting in a 40% reduction in customer support overhead and delivering unsurpassed operational excellence.
Led and completed the effort to modernize, optimize, and improve 20+ mission-critical systems, 50+ services, and 30+ applications at the National Ground Intelligence Center, which reduced operational costs by 45% and increased deployment frequency by 60%, solidifying the company's reputation and landing multiple follow-on contracts. Achieved by employing Agile methodologies for rapid iteration, utilizing automation and IaC tools, and implementing Kubernetes design patterns for scalable and self-healing systems.
Architected and developed a suite of bespoke AWS cloud solutions for data scientists and analysts at NGIC, resulting in a 50% reduction in intelligence turnaround time. Accomplished via persistent and clear communication, identifying major bottlenecks and constraints, and providing unprecedented expertise and customer service.
Implemented security best practices to meet stringent requirements of the government sector while leveraging SIEM tools for real-time monitoring, alerting, and incident response. Fostered a culture of cross-team collaboration, continuous feedback, and data-driven decision making, aligning with the DevOps principles of systems thinking, amplifying feedback loops, and continuous learning and experimentation.
Utilized data-driven insights to integrate advanced tools and processes into the engineering workflow, resulting in alignment with the company's vision for rapid innovation and a future-proof, cloud-native architecture. Served in multiple capacities including Product Owner, Scrum Master, and Tech Lead, effectively influencing the product roadmap to align with the company's OKRs and business goals. This resulted in a 25% acceleration in development cycles and a 30% reduction in infrastructure costs.
Mentored colleagues by leveraging deep expertise in Agile, DevOps, and SRE, elucidating concepts like Continuous Deployment, a “fail-fast and early” mindset, and Chaos Engineering. Utilized advanced Agile techniques such as Cost of Delay assessments and Value Stream Mapping, along with specialized DevOps practices like Blue-Green Deployments and Canary Releases.

Similar Profiles