Project a web - portal aimed to optimize relations between business partners all over the world responsibilities communications to refine functional requirements designing backend implementing backend using tdd approach implementing automated tests ( unit , integration , stress , and performance ) improvements of existing databases interaction with external financial services working on security aspects porting of obsolete java code ( spring boot , jpa , hibernates ) to golang minor improvements of docker - compose files technologies golang , go - test , echo rest framework , tdd ( vektra/mockery ) , gorm on postgres/mysql , web - clients , web - sockets , redis , jwt , google - tink , docker , docker - compose , gitlab , ci/cd company t - tl , ua

New functionality and support/bug - fixes of existing code ( rest api , data - validation , program logic , db - access ) development of functional , unit , and integration tests front - end in vue.js technologies go , go - test , gin , gorm on mysql , redis , vue.js , tdd , gitlab company s - na systems , gb role go/python back - end developer , ai engineer project health module of a huge customizable openstack - based system responsibilities r d forecasting in time series prototyping in python development in go technologies go , go - test , python , linux , gitlab company um - co , az role go back - end developer project loyalty subsystem of an online retail marketplace responsibilities new functionality and support/bug - fixes of existing code ( rest api , data - validation , program logic , db - access ) development of functional , unit , and integration tests technologies tdd , go , go - test , gin , grpc , gorm , redis , gitlab