Ismail S.

Developed a multi-tenant cloud practice-management platform for UK private medical practices.

• Designed and built the complete invoicing system, including invoice lifecycle, service lines, payments, statements, referrals, diagnoses, corrections, write-offs, VAT, printing and e-billing.
• Developed the complete email ecosystem, including MxMail API/Core/UI, encrypted email access, SMTP accounts, templates, address books, attachments, queued delivery, bulk email and mailshots.
• Created a reusable C# reporting engine and migrated 68 financial, clinical, patient and operational reports, supporting permissions, anonymisation, drill-downs, printing and Excel exports.
• Built document-management and WebDAV workflows for Word editing, templates, Azure Blob uploads, bulk document import, PDF generation, printing and downloads.
• Developed the multi-tenant Admin application for managing accounts, practices, users, permissions, feature configuration, impersonation, auditing and system logs.
• Delivered Azure Functions import processes and improved patient, communications, recalls, MXTask and maintenance workflows, including extensive legacy parity and mobile/iOS reliability work.

• Developed and maintained CMS application for a Dutch company(https://streampac.io).
• Developed and maintained parking application for a Danish start-up(Visitors/ParkPrivate).
• Developed some modules of a survey project for a Danish start-up(Heist App).
• Worked as CTO for a German company(https://pro-client.de).
• For a Swedish start-up(InstaSport), developed a booking system from scratch that consist of database, microservice backend, RabbitMQ and Angular frontend.
• Developed and maintained two systems for trading bots of cryptocurrency for an Austrian start-up.

• Entwicklung eines Softwaresystems für die Verwaltung von Abonnements, um Rechnungen für von Geräten gelesene Indexstrukturen zu erstellen;
• Führung eines Teams von Entwicklern.

Startete sein zweites Start-up, ein Buchhaltungs-, Verkaufs- und Bestellsystem. Das System kann sowohl für private als auch für kommerzielle Zwecke verwendet werden. Benutzer können Rechnungen erstellen und sich diese gegenseitig zusenden. So können Ladenbesitzer Verkäufe im Einzelhandel tätigen und Bestellungen entgegennehmen, während Endverbraucher Produkte oder Lebensmittel bestellen.

Entwickelte die Web-App 'Isetia', die derzeit von vielen Unternehmen (wie Oman Gas, Dubai Metro) auf der ganzen Welt verwendet wird.

• Entwickelte Desktop-Apps und -Dienste, die mit Geräten über TCP-Socket, RS-232 und USB kommunizieren. Beispielsweise Fingerabdruckleser, Banknotenleser, Münzprüfer, Mifare-Reader und Kreditkartenprägung.
• Entwickelte ASP.NET-Web-Apps, die Online-Zahlungen ermöglichen. Er arbeitete auch virtuell mit vielen türkischen Banken zusammen.

• Developed a pharmacy desktop app to solve the needs of a pharmacy shop, including accounting and retail modules.
• Analyzing user requirements and designing software solutions to meet those requirements Developing software applications using programming languages and frameworks such as .NET, C#, and SQL.
• Collaborating with team members to ensure software projects are completed on time and within budget
• Conducting code reviews to ensure code quality and adherence to coding standards
• Testing and debugging software applications to identify and resolve issues
• Providing technical support and assistance to end-users to resolve software-related issues
• Creating and maintaining software documentation to ensure clear communication of software features and functionality.

• Founded Mavi Elmas Software at Erciyes University Technopark as a software development company that provides desktop applications for retail shops and automotive services.
• Developed a desktop application for retail shops, including inventory management, sales management, and accounting modules.
• Developed a desktop application for automotive services, including service management, customer management, and inventory management modules.
• Responsible for managing business operations and collaborating with clients to gather requirements and deliver high-quality software solutions.

• Developed software communicating with devices via TCP socket, rs-232, and USB port.
• Developed desktop applications that communicate with various devices using different communication protocols.
• Worked on software projects for multiple clients.
• Collaborated with other developers to design and develop software solutions.
• Debugged and fixed issues in existing software applications.
• Participated in code reviews to ensure the quality of the codebase.