(Responsibility)Micoworks operates several services in addition to MicoCloud, its main service. As MicoCloud has been accepted by the market and achieved rapid growth, the importance of stable operation of each service is increasing day by day as we draw up our mid- to long-term business strategy.The mission of the SRE team is to promote improvement measures to maintain and enhance reliability, performance, and scalability to ensure stable operation of these services. You will work on a variety of tasks ranging from infrastructure design, implementation, and maintenance to evaluating and promoting the implementation of new technologies and tools.Specifically, you will be responsible for the following tasks :Establishment and management of SLI/SLO - CI/CD construction and operationPrevention and improvement of reliability issues related to web applicationsPerformance tuning of web applicationsFault handling and promotion of measures to prevent recurrence.(About MicoCloud)MicoCloud is a communication platform that enables personalization of customer experience. MicoCloud is a communication platform that enables personalization of the customer experience. Based on customer data, messages that match the interests of each individual are delivered via official LINE accounts to realize an all-in-one service experience, from attracting customers to converting them into fans. By delivering information that customers want to know at the most appropriate time, it helps companies increase sales, boost the repeat rate, and improve LTV.(Requirements)-Experience in operating, monitoring, and troubleshooting Linux systems-Basic operation of AWS (EC2, S3, RDS, Lambda, etc.)-Experience in building infrastructure architecture (e.g. AWS)■Technical skillsThe technical stack varies depending on the product you will be working on.Micocloud-Web backend: PHP, Laravel-Web frontend: Vue.js, Laravel (blade)-Database: Aurora MySQL, Redis, MemcachedNew product-Web backend: TypeScript (Nest.js), some Java (Spring Boot) Nest.js), some Java (Spring Boot), React-Web frontend: TypeScript (Next.js), Chakra UI-Database: TiDB, Aurora MySQL, DynamoDB, MemoryDB for Redis■Common infrastructure-Infrastructure: AWS (Cognito, EC2, ECS, Route53, Lambda, Kinesis Data Stream, Kinesis Firehose, SQS, SES, ElastiCache, RDS, CloudWatch, IAM, Audit, API Gateway, CodeDeploy), IaC (Terraform, Ansible, CDK, Serverless Framework)-Middleware: Nginx, Supervisor-Data Analysis: BigQuery, Google Data Studio, Google Analytics, Metabase, Trocco-Environment building: Docker-CI: GitHub Actions, Amplify Hosting-CDN: CloudFront-Source code management: Source code management: GitHub-Communication: Google Meet, Slack, Notion, Redmine, Jira, ClickUp(Nice to Have Skills)Experience in designing and implementing systems that can withstand large scale trafficExperience developing web applications using TypeScript, PHP, and LaravelKnowledge and experience in CI/CD, DevOps, QA, testing, security, etc.Experience with cloud-native technologies (Kubernetes, Docker, Istio, Helm, etc.)Experience with IaC management tools (Terraform, CloudFormation, Ansible, etc.) ・Experience and knowledge of system monitoring tools (New Relic, Datadog, Prometheus, etc.) ・Experience in security and network design and operation ・Experience working in a start-up company