Performance Tuning, Kafka, TigerGraph, Tensorflow, Kinesis, Pytorch, Terraform, Neo4j, Data Modelling, Python, AWS, Cloudformation, Gcp, Azure, JanusGraph, scikit-learn, Query optimisation, Graph database concepts, Pathfinding algorithms, Amazon Neptune, Neo4j Bloom, Link Prediction, Node Embeddings, Community Detection, Cypher query language, Indexing