Aldrin Jerome Almacin

Senior Software Engineer (Security Intelligence) @Lookout

Toronto, ON, CA

Led the development of a new feature, including writing specs, gathering requirements, collaborating with cross-functional teams, performing cost calculations, and overseeing design and modeling.• Integrated services with Temporal Workflows to enhance reliability by preventing state loss, ensuring code execution continuity during server downtime, and enabling retries for unreliable external API calls.• Built scalable services using GCP PubSub for efficient message delivery at scale.• Built serverless functions using AWS Lambda• Worked with cloud infrastructure and CI/CD pipelines using Spinnaker, Jenkins, Terraform/TFE, and GCP to ensure smooth, automated, and scalable deployments.• Managed workflows with Java and Temporal SDK, optimizing service reliability and performance.• Enhanced AWS SWF performance, reducing queue backups from daily to ~100.• Integrated Datadog for service monitoring and metrics, and implemented logging using Google Cloud Logging, Elastic Stack, and Log Buckets to improve debugging and visibility.• Developed and maintained backend services using Java Play Framework and Spring Boot.• Designed and implemented a performance testing framework to ensure service availability and efficiency.• Worked extensively with GCP and AWS technologies such as S3, EC2, Cloud Storage, AWS RDS, Elasticache, and SWF to solve complex infrastructure problems• Worked with Kubernetes and EKS for container orchestration, ensuring service scalability and resilience.• Implemented ElasticSearch for indexing, mapping, and data ingestion, and utilized MySQL and Redis for robust data management.• Developed and optimized services using GraphQL, Reactive Java, and NodeJS to improve API performance.• Integrated Apache Kafka and Google PubSub for real-time, scalable data processing.• Wrote comprehensive unit tests with JUnit and Mockito to ensure high code quality and reliability.• Worked with infrastructure as code using Terraform and AWS CloudFormation

University of Luzon

Bachelor of Science - Electronics and Communications Engineering, Electrical and Electronics Engineering

University of Saskatchewan

French

Georgian College

Computer Programmer, General