Middle + / Senior Java Developer (remote)

компания "tibbo" about tibbo systems (https://aggregate.digital/ru/) a market leader you can trust in russia. we provide innovative iot software and hardware solutions for our clients: it infrastructure management, industrial and building automation, machine learning and big data analytics, remote monitoring and service, physical access control, and data center management. about our product aggregate.digital aggregate is a low-code iot platform that drives rapid development of cloud services and on-premise apps "slicing and dicing" connected asset data to discover valuable insights. the platform and derived vertical products speed up digital transformation of enterprises and delivery of new iot/iiot products to the market. we are looking for a senior java developer to join our fantastic r&d team! about your job: contribute to java software development collaborate with product owner, architect and developers to solve technical problems test, debug, document and maintain aggregate platform perform code reviews raise thoughts, ideas, and concerns on how to improve operational and technical efficiencies our stack: backend: java, spring web и kotlin, apache cassandra, junit, mockito frontend: javascript, typescript, websockets, react+mobx, ant design, jest/enzyme slack, jira, bitbucket, jenkins, confluence, google workspace. your skills: strong experience with oop, java core, collections, basic concurrency strong experience with java, spring web и kotlin, apache cassandra, junit, mockito working experience with unit testing strong experience with sql, nosql, big data, data science, ability to write and review sql queries. working experience with http, websockets, spring, kotlin. experience working in agile/scrum methodology. experience with jira, git, jenkins, confluence, google workspace. good interpersonal, written, and verbal communication skills we offer: remote work, relocation support paid sick leaves and vacations (plus 4 paid days-off) professional development and career growth smart leadership, great team, ambitious plans!