Senior Big Data Developer, Communication Services

компания "dataart" клиент our client is a global provider of testing, analytics, and security solutions for the telecommunications sector. особенности проекта dataart’s specialists are helping to develop an analytical solution that tracks transactions that determine the quality of customer experience with network service providers (qoe). from these transactions, key indicators are displayed, such as radio frequency performance, base signal speed, and service performance (volte, sms). all metrics are combined into the final qoe estimates, which are used to determine hot spots and help localize and solve service quality problems. обязанности drive and be accountable for solution designs and discovery exercises for both new and existing clients elicit business needs and requirements, determine the projectchr(39)s scope, team, and timeline lead project implementation from ideation to completion serve as a top-level escalation point for technical and process concerns, which may arrive from either the implementation team or client (or both) mentor everyone on your team (including developers, qas, bas, pms, devops, business stakeholders, and yourself) read, listen, and learn a lot требования solid experience as a senior big data developer/tech lead with 5 years in commercial projects proficiency in one of the following programming languages: java, scala, or python hands-on experience with hadoop, nosql, mpp technologies, processing frameworks, or other big data technology areas: data ingestion, consolidation, streaming, or batching experience in at least one of the processing and computation frameworks: kafka streams, storm, spark, flink, beam/dataflow, akka, etc. expertise in at least one of the rdbms or nosql engines: postgresql, mysql, cassandra, hbase, elasticsearch, redis, mongodb, impala, kudu, etc. practice implementing data lakes, data warehousing or analytics systems as a big plus point cloud practice with aws, gcp, or azure spoken english