Qualifications:Able to communicate in english fluentlyStrong proficiency with JavaScript, TypescriptKnowledge of Node.js and frameworks available for it such as Express.js, Nest.jsExperience with microservicesExtensive experience with RPC communication (gRPC)Understanding the nature of asynchronous programming and its quirks and workaroundsUnderstanding accessibility and security complianceUser authentication and authorization between multiple systems, servers, and environmentsIntegration of multiple data sources and databases into one systemUnderstanding fundamental design principles behind a scalable applicationCreating database schemas that represent and support business processesImplementing automated testing platforms and unit testsProficient understanding of code versioning tools, such as GitProficient understanding of unit testingProficient understanding of REST is a mustMust have experience with MongoDB, PostgreSQLKnowledge of asynchronous communication using Kafka.