Backend
Node.js
85%MySQL
80%Python
100%Redis
90%Java
100%MongoDB
100%PostgreSQL
95%.NET
80%Django
50%RabbitMQ
50%Symfony
30%Cassandra
85%Kafka
100%Elixir
100%Oracle
50%Neo4j
70%InfluxDB
100%Hibernate
90%Spring-Boot
90%GraphQL
70%Elasticsearch
100%MQTT
90%Apollo
100%PostgREST
100%
