Dev Ops

• Jun 2022 - Present

Technology Integration Engineer

• Mar 2019 - Jun 2022

Backend Developer & DevOps

• Oct 2017 - Apr 2019

• Dockerization: created Dockerfiles and docker-compose for microservices. • Splitted Monolith App to Microservices. • Active part in design and implementation of distributed system, its interactions. • CI/CD - organized delivery of microservices to Openshift Kubernetes cluster – build and deployments (source-to-image, Jenkins). • Performance optimizations – both on side of code or infra (setup caching, scale, resources). • Selected specific tools according to task – Redis, MongoDB, Elasticsearch, MySQL. • Developed with Laravel OAuth2 server (issue JWT Tokens with permissions). • Set up local Certificate Authority server based on Vault (Hashicorp). • Developed ETL multithreaded procedure to ELK. Show less

Backend Developer

• Sep 2016 - Sep 2017

• Server development on different projects (SuperPharm, Lifeoffline) provided RESTful protocol for web and mobile devices. • Database design, linking of tables and foreign keys planning • Beanstalkd queries, No-SQL (MongoDB) • MS SQL server query development and optimization. • Third party integration (PIPS). • Server development on different projects (SuperPharm, Lifeoffline) provided RESTful protocol for web and mobile devices. • Database design, linking of tables and foreign keys planning • Beanstalkd queries, No-SQL (MongoDB) • MS SQL server query development and optimization. • Third party integration (PIPS).

Fullstack Web Developer

• Jul 2015 - Sep 2016

Developing backend office system on PHP Symfony Framework, Doctrine ORM, MySQL, jQuery, Bootstrap, Admin LTE. Creation of REST API, used Redis and AWS. Support of AngularJS based submodule. APP Facebook integration. Tracking Pixel implementation. Developing backend office system on PHP Symfony Framework, Doctrine ORM, MySQL, jQuery, Bootstrap, Admin LTE. Creation of REST API, used Redis and AWS. Support of AngularJS based submodule. APP Facebook integration. Tracking Pixel implementation.

Python, Shell, SQL Developer

• Feb 2015 - Aug 2015

Implementation TPC-DS benchmark using Shell Script, Python for Data generation, Data Load, ETL, Queries Execution and Server load measurements. Implemented parallel threads run. Adaptation, optimization of SQL queries for SAP HANA. Stored logs to MongoDB. Implementation TPC-DS benchmark using Shell Script, Python for Data generation, Data Load, ETL, Queries Execution and Server load measurements. Implemented parallel threads run. Adaptation, optimization of SQL queries for SAP HANA. Stored logs to MongoDB.

Fullstack Developer (DB, SQL oriented)

• 2012 - 2014

• Developed pricing system from scratch – full stack (including database design on PostgresSQL; frontend using HTML,CSS, jQuery ) and integration into existing Web-ERP system. • ER-Design, data modeling, data manipulation modules, writing ETL scripts. • Developed procedures, triggers, views; optimization of complex SQL queries. • Making out technical tasks of business tasks, questions. • Created dynamic reports for Head Management, critical point’s inform system. • Developed pricing system from scratch – full stack (including database design on PostgresSQL; frontend using HTML,CSS, jQuery ) and integration into existing Web-ERP system. • ER-Design, data modeling, data manipulation modules, writing ETL scripts. • Developed procedures, triggers, views; optimization of complex SQL queries. • Making out technical tasks of business tasks, questions. • Created dynamic reports for Head Management, critical point’s inform system.