Alex Z.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

More than 30 years of IT professional experience in Software Design, Development, and Analysis, delivering enterprise and commercial solutions across Banking, Finance, Insurance, Document Management, and Engineering domains. Microsoft technology specialist with full-stack expertise across Mobile, Web, and Backend systems, with strong focus on modern cloud-enabled architectures and cross-platform applications. The most of the experience includes working directly with business stakeholders and clients, translating requirements into practical technical solutions, and leading Agile development teams through end-to-end delivery. Strong hands-on expertise in modern full-stack and mobile development using: Mobile: .NET MAUI, Xamarin, React Native (iOS & Android) Web: React JS, Angular, HTML, CSS, JavaScript, TypeScript Backend: C#, .NET Core / .NET, REST APIs, Entity Framework Cloud & DevOps: Microsoft Azure, Azure DevOps, CI/CD pipelines Data: Microsoft SQL Server and other relational databases Tools & Workflow: Git, Agile (Scrum / Kanban) KEY EXPERIENCE & STRENGTHS - Leading delivery of enterprise-grade web and mobile applications using modern .NET and JavaScript frameworks - Working in client-facing roles, translating requirements into scalable and maintainable technical solutions - Designing and delivering cross-platform mobile applications with .NET MAUI (.NET 8/9) ensuring consistent iOS and Android experiences - Improving UI/UX through structured workflows, accessibility considerations, and responsive design principles - Managing full application lifecycle including App Store / Play Store releases, compliance, and deployment processes - Implementing integrations such as push notifications, analytics tracking, and third-party APIs (e.g. - Firebase, attribution tools) - Leading Agile teams, improving delivery processes, and ensuring high-quality output across development cycles - Ability to assemble and coordinate development teams based on project scope and budget when required ADDITIONAL VALUE Strong capability in modernising legacy systems into cloud-ready architectures while ensuring business continuity and minimal operational risk. Comfortable bridging technical implementation with business expectations in long-lived and mission-critical systems.