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Temirlan Tastanov

@temirlantastanov

Full-Stack Web Developer at GrünCashControlGmbH building a cloud-based POS platform and cross-platform app for transaction data.

Kazakhstan

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At GrünCashControlGmbH, I develop a cloud-based POS management application with real-time data access, reporting tools, and role-based multi-user management. I also develop a cross-platform mobile app that provides access to transaction and device data.

Previously, I developed customer applications at WebServiceKaupaGmbH, including SpeakEasy Portal and MagicLine. My work has also included desktop and web applications for 3M Medical Solutions at OINKGmbH, and interactive, location-based mobile app features at YONAGroupGmbH.

Experience

Work history, roles, and key accomplishments

Full-Stack Web Developer

GrünCashControl GmbH

Mar 2025 - Dec 2026 (1 year 9 months)

Developed a cloud-based POS management web application with real-time data access, reporting tools, and role-based multi-user management. Also developed a cross-platform mobile app using .NET MAUI for mobile access to transaction and device data.

C#.NET Angular Blazor JavaScript .NET MAUI Git Azure DevOps Azure Portal

Software Developer

WebService Kaupa GmbH

Jun 2024 - Feb 2025 (8 months)

Performed full-stack development of customer applications, including a language-school companion app and a logistics application. Conducted requirements analysis in direct collaboration with clients and produced technical documentation.

C#.NET Flutter Requirements Analysis Technical Documentation

Web Developer / App Developer

OINK GmbH

Nov 2023 - May 2024 (6 months)

Developed a large-scale Windows desktop application for 3M Medical Solutions and web applications including an admin dashboard. Provided bugfixing, technical documentation, and IT support including rollout and installation of software updates.

C#.NET SQL WPF DevExpress TypeScript Angular DevExtreme HTML CSS

App Developer

YONA Group GmbH

Apr 2022 - Nov 2023 (1 year 7 months)

Developed cross-platform mobile apps with Unity (C#) featuring interactive, location-based features such as GPS/AR mode and a virtual Berlin Wall with user-generated graffiti. Implemented UI, UX design, 3D modeling, testing, and documentation.