Ilya Zakhartsov Email & Phone Number

Moscow City, Russia

Remote Work

Project: software platform for bank guarantee issuing based on Camunda BPMBasic technologies: Java 8-11, Groovy, PHP, BPMN, DMN, Spring, Spring Boot, Hibernate, REST, AngularJS, ReactBasic tools: Camunda BPM, Elasticsearch, Docker, Maven, Git, Gitlab, JiraResponsibilities:- bug fixes- change requests implementation- new features implementation (e.g. a new business process for customer registration)- occasional refactoring

Remote Work

Project: b2c online loan service Basic technologies: Java 8, Spring, Spring Boot, REST, CryptoPro JCP, OpenAPI, JSF, Angular, Python 3.7, Flask, gevent, sqlalchemy, pandas, sklearn.Basic tools: Docker, PostgreSQL, Liquibase, Gradle, Maven, Git, Gitlab, Redmine. Responsibilities and completed tasks:- implementation of a new client identification module in order to simplify integration with multiple personal data verification providers. - collaborative analytical… Show more Project: b2c online loan service Basic technologies: Java 8, Spring, Spring Boot, REST, CryptoPro JCP, OpenAPI, JSF, Angular, Python 3.7, Flask, gevent, sqlalchemy, pandas, sklearn.Basic tools: Docker, PostgreSQL, Liquibase, Gradle, Maven, Git, Gitlab, Redmine. Responsibilities and completed tasks:- implementation of a new client identification module in order to simplify integration with multiple personal data verification providers. - collaborative analytical research and technical solution design of a new credit scoring system based on the existing groundwork.- implementation of the scoring system in order to simplify new ML models development and deployment. - implementation of a new ML model in Python based on the existing Weka model. - integration between the main application and the new credit scoring system.- refactoring of a cryptographic service.- integration with a new credit bureau. Show less

Remote Work

Project: Software platform for operation of large retail company branches. Basic technologies: Java 7, Swing, JUnit, Mockito, GK/Retail Business Suite, some platform-specific legacy frameworks.Basic tools: PostgreSQL, Git, Maven, Jira, Confluence. Responsibilities and completed tasks:- platform development and maintenance - bugfixing - unit test development - code and SQL query refactoring

Remote Work

Project:Information system for control and execution of stock exchange operations. Basic technologies: Java 8, Spring Framework, Spring Boot, JPA (Hibernate), REST, JWT, AMQP, Websockets, Jackson, JUnit, Mockito, Spring Test.Basic tools: Docker, PostgreSQL, RabbitMQ, Liquibase, Gradle, Tomcat, Git, Gitlab, Jira.Methodology: scrumResponsibilities and completed tasks:- backend REST service implementation. - integration and unit test development. -… Show more Project:Information system for control and execution of stock exchange operations. Basic technologies: Java 8, Spring Framework, Spring Boot, JPA (Hibernate), REST, JWT, AMQP, Websockets, Jackson, JUnit, Mockito, Spring Test.Basic tools: Docker, PostgreSQL, RabbitMQ, Liquibase, Gradle, Tomcat, Git, Gitlab, Jira.Methodology: scrumResponsibilities and completed tasks:- backend REST service implementation. - integration and unit test development. - design and implementation of Excel processing common functionality. - liquibase scripts. - sms sending implementation. - research of the existing XMPP servers. - FP principles application. Show less

Moscow, Russian Federation

Outstaffed employee. On-site work at Alfa Laboratory (AlfaBank R&D department).Projects: - AlfaLink (integration channel on xml protocol group)- AlfaFinance (bank software platform for enterprises) - host2host integration channel (ISO20022 implementation)Basic technologies: Java 7-8, EJB, Servlets, JPA, JPQL, JDBC, JAX-WS, JAX-RS, JMS, JAXB, Spring Framework, Spring Boot, JUnit.Basic tools: JBoss EAP 6, Docker, Oracle, CryptoPro, Liquibase, Maven, Gradle… Show more Outstaffed employee. On-site work at Alfa Laboratory (AlfaBank R&D department).Projects: - AlfaLink (integration channel on xml protocol group)- AlfaFinance (bank software platform for enterprises) - host2host integration channel (ISO20022 implementation)Basic technologies: Java 7-8, EJB, Servlets, JPA, JPQL, JDBC, JAX-WS, JAX-RS, JMS, JAXB, Spring Framework, Spring Boot, JUnit.Basic tools: JBoss EAP 6, Docker, Oracle, CryptoPro, Liquibase, Maven, Gradle, Git, Jira.Methodology: scrum. Responsibilities and completed tasks:- implementation ot the DirectBank exchange protocol by 1C with usage of the existing platform with the following application migration to Spring Boot in short terms. - implementation of a unified statement generation subsystem for applications on the AlfaFinance platform which resulted in significant simplification of new statement format support and decreased module coupling.- implementation of an automatic statement generation service by schedule. - development and maintenance of other host2host services, unit and integration test development. - refactoring and code clean-up, occasional legacy service support and bugfixing. Show less

Moscow, Russian Federation

Outstaffed employee at LANIT Company Group. Remote work in the external system integration team. Project: GIS GKH, State information system of housing and communal services, https://dom.gosuslugi.ruBasic technologies: Java 7, Java EE 6, EJB, CDI, JPA, JAX-WS, JAX-RS, JAXB, Spring, Apache Camel, JUnit, TestNG, Angular 1.2. Basic tools: JBoss EAP, JBoss AMQ, Liquibase, PostgreSQL, Gradle, SVN, Jira. Methodology: waterfall.Responsibilities and completed… Show more Outstaffed employee at LANIT Company Group. Remote work in the external system integration team. Project: GIS GKH, State information system of housing and communal services, https://dom.gosuslugi.ruBasic technologies: Java 7, Java EE 6, EJB, CDI, JPA, JAX-WS, JAX-RS, JAXB, Spring, Apache Camel, JUnit, TestNG, Angular 1.2. Basic tools: JBoss EAP, JBoss AMQ, Liquibase, PostgreSQL, Gradle, SVN, Jira. Methodology: waterfall.Responsibilities and completed tasks: - development and support of integration services.- development and support of several web-components (Angular 1.2).- design and implementation of Excel processing common functionality.- integration service API design according to business specification.- liquibase scripts.- implementation of a QR-code generation service.- refactoring of integration with SMEV (information system of state bodies) which resulted a unified process of new module development and elimination of a large amount of duplicated code.- bugfixing, debugging.- collaboration with a distributed team of developers and QA-engineers. Show less

Moscow, Russian Federation

Responsibilities:- participation in pre-sales processing - research of the existing BI solutions (SpagoBI, Pentaho) - occasional support of the previous project

Moscow, Russian Federation

Project: An OLAP cube modelling service for an airline company based on Saiku. Basic technologies: Java 7, Servlets, Spring (IoC, JDBC, JMS), T-SQL, PL/SQL, JavaScript, KnockoutJS, JSON, JAXB, XSLT, JUnit, Mockito, OLAP. Basic tools: Mondrian, Saiku, Tomcat, Gradle, SVN, Redmine. Responsibilities and completed tasks:- implementation of OLAP cube schema configuration GUI (KnockoutJS + Bootstrap + REST). - database schema design.- database access layer… Show more Project: An OLAP cube modelling service for an airline company based on Saiku. Basic technologies: Java 7, Servlets, Spring (IoC, JDBC, JMS), T-SQL, PL/SQL, JavaScript, KnockoutJS, JSON, JAXB, XSLT, JUnit, Mockito, OLAP. Basic tools: Mondrian, Saiku, Tomcat, Gradle, SVN, Redmine. Responsibilities and completed tasks:- implementation of OLAP cube schema configuration GUI (KnockoutJS + Bootstrap + REST). - database schema design.- database access layer implementation (Spring JDBC).- implementation of OLAP cube schema processing and validation logic. - patching of Mondrian 3.6 for correct work with SQL Server. - integration with the customer's bus (WebsphereMQ).- implementation of XSLT transformations of incoming messages from the broker. - server administration (Windows Server, SQL Server).- implementation of medium-complexity queries for non-standard reports (T-SQL).- communication with customers. Show less

Moscow, Russian Federation

Project: Information system of processing, analysis and visualization of spaceship and ISS telemetry. Basic technologies: Java 7, multithreading, Swing, NIO, JGroups, Netty, Protobuf, JDBC, JPA, JAXB, XPath, JMX, JAX-RS, JavaFX, AspectJ, JUnit. Basic tools: Tomcat, Maven, Git, Jenkins, MySQL, BaseX.Responsibilities and completed tasks: - network protocol transferring from JGroups to Netty which resulted in partial elimination of issues in internal system… Show more Project: Information system of processing, analysis and visualization of spaceship and ISS telemetry. Basic technologies: Java 7, multithreading, Swing, NIO, JGroups, Netty, Protobuf, JDBC, JPA, JAXB, XPath, JMX, JAX-RS, JavaFX, AspectJ, JUnit. Basic tools: Tomcat, Maven, Git, Jenkins, MySQL, BaseX.Responsibilities and completed tasks: - network protocol transferring from JGroups to Netty which resulted in partial elimination of issues in internal system interactions and increased server stability. - Hibernate adoption for a metadata storage.- implementation of REST service and administrator GUI (JavaFX) for server-side application simple control (start, stop, edit configuration files, get an application status). - performance metric collection with JMX and AspectJ; metric storing into round-robin database. - research of SonarQube for possible application in the project.- server configuration with a unified setting file which resulted in a significant launch simplification. - heapdump research for reasons of memory leaks. - occasional system and tool (Artifactory, Jenkins) server administration. - implementation of a module for telemetry dump recording to a specially formatted binary file; the work was partially carried out in the terms of reverse engineering due to lack of up-to-date documentation. - initial research of RabbitMQ and JSF + Websockets for potential "thin" client development. Show less

Moscow, Russian Federation

Project: Information system for statistical measure computation of a locomotive fleet.Basic technologies and tools: T-SQL, SQL Server 2000, Delphi, ASP.NET MVC, IIS.Responsibilities and completed tasks: - script and stored procedure development with T-SQL for non-standard report generation. - implementation of a few simple programs with C# for Excel report generation.- implementation of a monitoring utility with Java for regular checks of scheduled task statuses… Show more Project: Information system for statistical measure computation of a locomotive fleet.Basic technologies and tools: T-SQL, SQL Server 2000, Delphi, ASP.NET MVC, IIS.Responsibilities and completed tasks: - script and stored procedure development with T-SQL for non-standard report generation. - implementation of a few simple programs with C# for Excel report generation.- implementation of a monitoring utility with Java for regular checks of scheduled task statuses with following information sending to the administrator. It allows checking task results even at the time when the enterprise network is not accessible.- work with large amount of legacy T-SQL code. - database administration. - reference information update. - technical support of the users. Show less

Moscow, Russian Federation

Work in the technical support team at night shift in the datacenter. Responsibilities:- server diagnostics and elimination of hardware issues. - preparation of new servers for operation. - simple system administration issues with Linux and FreeBSD. - inventory and server room maintenance. - link and server monitoring. - processing of users' requests.- warning the senior staff about critical situations.