help in building my app

Hi, I have 7 years of experience and working on hadoop, spark, nosql, java, cloud... Done end to end data warehouse management projects on aws cloud with hadoop, hive, spark and presodb. Worked on multiple etl project like Kafka, nifi, flume, mapreduce, spark with XML/JSON., Cassandra, mongodb, hbase, redis, oracle, sap hana, ASE.... Many more. Let's discuss the required things in detail. I am committed to work done and strong in issue resolving as well. Thanks