Oleh Kostiuk Email & Phone Number

Gdańsk, Pl

Łódź, Łódzkie, Poland

Estee Lauder - a multinational prestige cosmetics company, Estée Lauder maintains a strong market presence in 150 countries with 25 subsidiary brands. The company works with AgileEngine’s Buenos Aires based engineers to modernize its e-commerce platform and improve the user experience. Together the teams will develop and support more than 200 web properties of Estée Lauder including luxury cosmetic brands like Clinique, By Kilian, MacCosmetics, La Mer, and many others.Primary areas:… Show more Estee Lauder - a multinational prestige cosmetics company, Estée Lauder maintains a strong market presence in 150 countries with 25 subsidiary brands. The company works with AgileEngine’s Buenos Aires based engineers to modernize its e-commerce platform and improve the user experience. Together the teams will develop and support more than 200 web properties of Estée Lauder including luxury cosmetic brands like Clinique, By Kilian, MacCosmetics, La Mer, and many others.Primary areas: modernize its e-commerce platform and improve the user experience, user management, payment processing: - Support of existing application- Bugfixing- Development of the new features Show less

Łódź, Łódzkie, Poland

Estee Lauder - a multinational prestige cosmetics company, Estée Lauder maintains a strong market presence in 150 countries with 25 subsidiary brands. The team develops and supports more than 200 web properties of Estée Lauder including luxury cosmetic brands like Clinique, By Kilian, MacCosmetics, La Mer, and many others.Primary areas: modernize its e-commerce platform and improve the user experience, user management, payment processing: - Support of existing application-… Show more Estee Lauder - a multinational prestige cosmetics company, Estée Lauder maintains a strong market presence in 150 countries with 25 subsidiary brands. The team develops and supports more than 200 web properties of Estée Lauder including luxury cosmetic brands like Clinique, By Kilian, MacCosmetics, La Mer, and many others.Primary areas: modernize its e-commerce platform and improve the user experience, user management, payment processing: - Support of existing application- Bugfixing- Development of the new features Show less

Kharkiv, Ukraine

Primary areas: user management (registration, authentication, several password hashing algorithms), payment processing (PayPal, Merchant E-Solutions, Wellsfargo), batch-charge of all customers, charge reportsArchitect and develop the entire backend for Escrow payments (now it’s used for Fixed-price jobs and Membership/Connects payments)No-downtime migration of the existing user base (13.5M users) from old Perl code to new Java serviceSupport, bug fixing, and extending… Show more Primary areas: user management (registration, authentication, several password hashing algorithms), payment processing (PayPal, Merchant E-Solutions, Wellsfargo), batch-charge of all customers, charge reportsArchitect and develop the entire backend for Escrow payments (now it’s used for Fixed-price jobs and Membership/Connects payments)No-downtime migration of the existing user base (13.5M users) from old Perl code to new Java serviceSupport, bug fixing, and extending existing Perl codeMigration of Perl code to Java Show less

Kharkiv, Ukraine

Development of custom applications based on Perl, Catalyst, DBIx::Class, jQuery, REST.Lots of projects, long and short, direct communication with clients.

Kharkiv, Ukraine

Hire/manage/train a team of system and network administrators (6 members).Install, configure, and support 150+ remote servers.Architect and develop custom software to manage and monitor all remote servers.

Kharkiv, Ukraine

Hire/manage/train a team of system/network administrators (8 members) for outsourcing.Management of the department, direct work with clients, and on-site staff training.Architecting and developing innovative solutions for customers’ ideas (misc monitoring systems, automation of Ensim + TMDA with virtual domain support).

Kharkiv, Ukraine

Assemble, install, and configure FreeBSD (4.x-6.x) servers (proxy, mail, web, postgres).Create a corporate network, based on OpenVPN and OSPF.Development of the accounting, monitoring, and notification system: resources consumed, the state of servers and communication links, notification of failures, etc.