Health, Wellness & Fitness. The Anytime Fitness App helps members make healthy happen by providing tools to empower them inside and outside the gym. Available for iOS and Android devices.Focus: Backend Development.Responsibilities & Implementations:➢ Full-cycle backend development using ASP.NET Web API (Microservice Architecture), Azure Cloud Services, PostgreSQL, MS SQL Server, Entity Framework Core, GitHub & GitHub Actions, Terraform, Redis, MassTransit, LaunchDarkly, Dynatrace, Kibana, Swagger, NSwag, and many others;➢ Implementation and full support of 3-party scheduling vendor system integrations into the fitness app API (aka scheduling-api). The following fitness scheduling systems were fully integrated: ClubOS (US & CA), ClubWise (AU & UK), Membr (SP, JP, AT, FR, and other countries). The work included the API-to-API communication implementation, as well as the work & release coordination with vendor’s teams. This was one of the crucial features that let the mobile app become international.➢ Making it possible to book a personal-training or a fitness-consultation appointment through the fitness app by creating and exposing a set of API endpoints, wired up to the 3-party scheduling systems. The work also included the cancellation of booked sessions, signing onto a group-training, or signing-off the one, obtaining the list of booked appointments for a member, and other features.➢ Implementation of a resilient user’s booked appointments history storage using the PostgreSQL DB and Entity Framework Core;➢ Membership linking functionality that allows new users to find and link to their existing memberships;➢ OKTA auth provider integration that allows app users login into the app using phone number and SMS (OTP) instead of using (and needing to store) login & password;➢ Migration of microservices and shared packages from .NET6 to .NET8;➢ Automation testing using Nunit & Allure reporting;➢ And many-many others.

Focus: Establishment and maintenance of the Scrum methodology on the IT project.➢ Team size: 12-15 persons➢ Platform: Azure DevOpsMethodologies: SDLC, GitFlow, Code Review, Definition of Ready, Definition of Done, Continuous Blockers Tracking and others.

Healthcare & Billing. The product is a provider of payment processing and information management services to the United States commercial and government vehicle fleet industry.Focus: Full-Stack Web Development, Security & Fraud.Methodologies: Scrum, SDLC, GitFlow, CI & CD.Tools: Visual Studio, Git, IIS, SQL Server Management Studio, and many others.Responsibilities:➢ Full-Stack Web Development: ASP.NET (MVC & Web Forms), HTML & CSS & JS, MS SQL Server, Azure DevOps;➢ Security & Fraud development team member (as per SDLC as OWASP);➢ Implementation of the requirements: cryptography, data encryption, user credentials validation, auth check, multi-factor authentication, XSS mitigation and others;➢ Designing the microservices architecture and communication: identity service, password blacklist service and others;➢ Code review, documentation writing, unit testing;Improvement of overall system security by eliminating critical vulnerabilities.

FinTech & Risks. The product is an add-in for Microsoft Office applications that allows users to increase their productivity using all the power supported by Excel, Word and PowerPoint. Add-in provides the possibility to download, arrange, analyze, transfer, upload or convert financial data in the most convenient way. Focus: Desktop Development.Methodologies: Scrum / Waterfall, GitFlow, CI & CD.Tools: Visual Studio, Git, WinDbg, ProcDump, WireShark, Fiddler, and many others.Responsibilities:➢ Implementation of the requirements: including performance improvement, features support, the establishment of the communication between product and brand new end-point, migration from one data center to another (build servers, data storages, administration libraries), etc.;➢ Troubleshooting: in-deep investigation and resolving of such issues as crash, freeze, performance decreasing, resource leakage, connection problem, platform incompatibility (Windows/Office), security vulnerability, etc. using such tools as Fiddler, WireShark, ProcDump, WinDbg, ProcExp, ProcMon, ILSpy, VS Performance Analyzer, Resource Monitor, Event Viewer, dotTrace, dotMemory, UIAVerify, and many others;➢ Maintaining of CI & CD: fixing incidents, configuring build jobs (Jenkins), updating build scripts (MSBuild), arranging the communication between data centers, publishing the product to end-clients, doing project bureaucracy (product branching, release notes, sign-off docs, etc.);➢ Following and maintaining the project methodologies: SCRUM, GitFlow, code review, Definition of Ready, Definition of Done, annual analyzing of resolved issues, etc.➢ Knowledge transfers: prepared 2 KT programs, performed 30+ sessions, wrote 15+ guide-documents;➢ Supporting and mentoring a newcomers: 4 mentees in total -- 2 on remote (India) and 2 locally (Belarus);➢ Participation in 24/7 dev support program, performing troubleshooting sessions on client's side;➢ And many others :)