Medical marketplace for buyers (individuals, legal entities), suppliers, deliverers and other roles.Tasks:* Registration of clients, loading of medical documents.* Importing goods from the PIM system and placing orders.* Integrations (online cash desk, banks, warehouses, delivery services, geolocation).* Notifications (mail, sms), etc.Results:* Added functionality:-- Registration of users, individuals and legal entities.-- Downloading medical education documents and licenses.-- Creating orders using business rules.-- Integration with the geolocation API to find the best route for delivering goods.Technologies: .NET 7, C#, ASP.NET Core Web API, EF Core, PostgreSQL, Elasticsearch, Git, GitLab CI/CD, Docker, Docker Compose, YAML, Docker Swarm, RabbitMQ, Redis, Kibana, xUnit, YouTrack, Scrum.

Creating and changing the functionality of the banking system in microservice architecture.Tasks:* Consumer loans.* Car loans.* Integration with internal and external services.* Application of business rules to tickets, etc.Results:* Added functionality for creating detached CMS-signature (CAdES-BES) when integrating with dss.crypto.pro.* Fixed logging levels in several services upon request from the support team.* Together with the architect, implemented event subscription from the message broker in several services using the composite pattern.Technologies: .NET Core (2.1, 2.2, 3.1, 5, 6), C#, ASP.NET Core Web API, EF Core, MSSQL, PostgreSQL, ELK, Git, GitLab, Docker, Docker Compose, YAML, RabbitMQ, xUnit, Jira, Confluence, Artifactory, TeamCity, PowerShell, OpenShift, NSubstitute, AutoFixture, Hangfire, Scrum

.NET SCHOOL.Tasks:* Architecture, principles and differences between .Net Framework/.Net Core/.NET Standard implementations.* ASP.NET CORE/MVC.* Secure application development.* Principles of development and architecture.* Networks and protocols.* Deployment, CI/CD, etc.Results:* Created a service for managing bank cards:-- Adding, deleting, receiving, changing cards.-- Request logging filters that hide secret card data.-- Validation (Luhn algorithm, card expiration date, etc.).-- Polly (Retry, Circuit Breaker), etc.Technologies: .NET 5, C#, ASP.NET Core Web API, The Twelve-Factor App, EF Core, PostgreSQL, Git, GitHub, Docker, Docker Compose, YAML, RabbitMQ, Polly, Swagger.

Orion DevOps school.Tasks:* Git and teamwork, DevOps practices.* Linux: shell, users and permissions, system boot, processes, system state, system management, Bash scripting practice, network protocols, OSI model, network.* Logging, monitoring systems, application and infrastructure monitoring.* Containerization technology, Docker, Dockerfile, networking, Docker Compose and image testing.* Kubernetes, networking, data storage, monitoring and logging, security model and task controllers.* Configuration management, basic DevOps tools, Helm, etc.Results:* Created a warehouse management service:-- Viewing a list of warehouses, products and products in stock.-- Adding or editing a product with a specific price.-- Adding, editing or deleting an item to/from a warehouse with a specific quantity, etc.Technologies: .NET Core 3.1, C#, ASP.NET Core Web API, Swagger, EF Core, PostgreSQL, xUnit, Git, GitHub, Docker, Docker Compose, Kubernetes (minikube), Helm, Curl, PowerShell, Bash.

Creation and maintenance of the functionality of the bank website.Tasks:* Consumer loans.* Mortgage.* Integrations with internal and external services.* Application of business rules etc.Results:* Added functionality for processing and sending data on the work of the loaner between internal services.* Migrated several services from older versions of .NET Core to newer ones.* Raised the level of English from B1 to B2 (CEFR)Technologies: .NET Core 3.1, C#, ASP.NET Core Web API, Swagger, EF Core, PostgreSQL, Git, GitLab, Docker, Docker Compose, Kubernetes, Helm, xUnit, Bash, Scrum.

Website for cash flow accountingAn application for employees of the operational accounting and control department, with which they can track cash movements (money at the beginning of the day in the cash register; money to move from the cash register to the safe; reports showing discrepancies, summaries of the cash register and / or safe, etc.Tasks:* Development of functionality based on technical documentation.* Correction of errors that occur in a test or real environment.* Deployment of test systems, preparation of test data.* Mentoring and technical consulting of colleagues.* Monitoring the work of colleagues (conducting a code review).Results:* Created a utility for importing stores and related data (employees, groups, cash registers, cash drawers, etc.).* Within a group of incidents on the Production System, as a responsible person, he solved some of them on his own or delegated them to other team representatives, etc.Technologies: .NET Framework 4.7, C#, PowerShell, XML, XSD, Batch, JavaScript, HTML5, CSS3, Bootstrap, ASP.NET WebForms, T-SQL, SSRS, Azure DevOps, WCF, MSMQ, Git, TFS, NUnit, Scrum.

Website for back office users (employees, managers) for:* creating events related to discounts (for example, New Year's, seasonal, employee discounts, etc.) to apply them to products for a certain time for a certain amount/percentage.* creating products, changing their prices based on attributes (size, color, etc.) and displaying them in reports for easy comparison and viewing.Tasks:* Creation and updating of technical documentation.* Development of functionality based on technical documentation.* Correction of errors that occur in a test or real environment.* Carrying out manual and automated testing.* Monitoring the work of colleagues (conducting a code review).Results:* As part of the research group, in the role of deputy leader, together with the development team, completed the PoC of the transition from .NET Framework to .NET Core.* Created an application for importing stores and related data (employees, groups, cash registers, cash drawers, etc.).Technologies: .NET Framework (4.0, 4.7), .NET Core 2.1, C#, PowerShell, XML, XSD, Batch, JavaScript, HTML5, CSS3, Bootstrap, ASP.NET WebForms, T-SQL, TFS, NUnit, Selenium, Kanban, Wix.

Application for managing discounts and accounting for goods.* Studying the infrastructure of the application and improving technical knowledge.* Development of functionality based on technical documentation.* Improving the level of English for correspondence and participation in calls with foreign colleagues.Results:* Created or customized several components for editing products, applying discounts, importing data, etc.Technologies: .NET Framework (4.0, 4.7), C#, XML, XSD, Batch, ASP.NET WebForms, T-SQL, TFS, Waterfall.

School of System Administrators.Tasks:* Wintel Basics.* Network Basics.* ITIL Basics.* Soft Skills.* Storage Fundamentals.* Vmware FundamentalsResults:* Improved Soft Skills (telephone communication, business correspondence, etc.) and ITIL.* Systematized knowledge in areas of Wintel/Network:-- IP.-- DNS.-- DHCP etc.Technologies: IP, DNS, DHCP, PowerShell, VMWare, OSI, Bash, ITIL, Soft Skills.