Java, S3, Spark, HBase, AWS, JVM GC tuning, MSK, high-availability patterns, Flink, EKS

Golang, C, Concurrent Programming, Scalability, Python, Multi-threading, Java, Fault Tolerance, Rust, Data Structures, Routing, Algorithms, Zookeeper, Asynchronous programming, Replication, IPv6 Networking, Consul, Service Mesh, GRPC, Data Consistency Models, Sharding, Service Discovery, Resharding, Istio, Distributed System Design, apache thrift, Envoy

Java, Gcp, PostgreSQL, Spring Boot, Kafka, Azure, Redis, AWS, OAuth2.0 API design

Websocket, Golang, Mqtt, PostgreSQL, Spring Boot, Kafka, Google Cloud, Redis, Terraform, Docker, Neo4j, Webrtc, Helm, Azure, Kubernetes, AWS, CICD pipelines, GRPC, TimescaleDB

Golang, Ruby On Rails, React, Typescript, Javascript

Typescript, PostgreSQL, Kotlin, AWS, TimeScaleDB

Aws Services, Node.js, Jenkins, Typescript, Docker, Jest, automated testing strategies, modern JavaScript frameworks, Playwright, technical design documentation, NoSQL databases, cloud-native architecture, gRPC APIs, AI-assisted development tools, Cypress, Spinnaker, observability and monitoring tools, SQL databases

React, Typescript, Gcp, Nodejs, Azure, AWS