George Chis Email & Phone Number

Cluj-Napoca, Cj, Ro

Cluj-Napoca, Cj, Ro

Cluj-Napoca, Cluj, Romania

● Technology stack: .NET 4, SQL Server, Multi-layered Architecture● Worked on many types of transaction flows: Authorizations, Settlement, Refunds, Voids, etc.● Mentionable functionalities implemented: Credential on File, 3D Secure Authorization, Network Tokenization● Involved in many discussions with stakeholdersFocused on three key objectives: ● Compliance (aligning the gateway with all updates specified in the latest acquirer specification files)● Spec Uplift (upgrading existing features to meet the latest requirements)● Feature Parity (achieving feature parity by comparing the processor with others and developing parallel features accordingly)

Bucharest, Romania

𝐈𝐨𝐓 𝐀𝐥𝐚𝐫𝐦𝐬 𝐌𝐨𝐧𝐢𝐭𝐨𝐫𝐢𝐧𝐠 𝐒𝐲𝐬𝐭𝐞𝐦● Technology stack: .NET 6, Microservices Architecture, Redis Cache, App Configuration, Key Vault, LINQ, Entity Framework, Angular 15● Implemented of a high performance 𝐦𝐢𝐜𝐫𝐨𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 based system● App purpose was to monitor and analyze critical information coming from 𝐈𝐨𝐓 𝐝𝐞𝐯𝐢𝐜𝐞𝐬 and alert users● Involved in 𝐝𝐢𝐬𝐜𝐮𝐬𝐬𝐢𝐨𝐧𝐬 𝐰𝐢𝐭𝐡 𝐬𝐭𝐚𝐤𝐞𝐡𝐨𝐥𝐝𝐞𝐫𝐬 and Clients to gather nonfunctional requirements and 𝐩𝐫𝐨𝐯𝐢𝐝𝐞 𝐭𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬

Cluj-Napoca, Cluj, Romania

𝐈𝐧𝐝𝐞𝐱 𝐚𝐧𝐝 𝐒𝐭𝐨𝐜𝐤𝐬 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭 𝐖𝐞𝐛 𝐀𝐩𝐩 𝑂𝐶𝑇 2022 - 𝑀𝐴𝑅 2023 • 6 𝑚𝑜𝑠● Technology stack: .NET 5, SQL Server, Blazor.● Contributed to developing an enterprise internal tool for a global index management firm.● Implemented a 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐦𝐢𝐜𝐫𝐨𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞.● Implemented 𝐒𝐢𝐧𝐠𝐥𝐞𝐭𝐨𝐧 𝐩𝐚𝐭𝐭𝐞𝐫𝐧 by using an app state management class (caching).● Made use of 𝐅𝐚𝐜𝐭𝐨𝐫𝐲 𝐏𝐚𝐭𝐭𝐞𝐫𝐧, 𝐎𝐛𝐬𝐞𝐫𝐯𝐞𝐫 𝐩𝐚𝐭𝐭𝐞𝐫𝐧.● Implemented 𝐔𝐧𝐢𝐭 𝐎𝐟 𝐖𝐨𝐫𝐤 𝐩𝐚𝐭𝐭𝐞𝐫𝐧 for repositories and transactions.● Utilized 𝐒𝐐𝐋 𝐬𝐭𝐨𝐫𝐞𝐝 𝐩𝐫𝐨𝐜𝐞𝐝𝐮𝐫𝐞𝐬 for efficient and precise database manipulation.𝐂𝐚𝐫 𝐑𝐞𝐧𝐭𝐚𝐥 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 ● Technology stack: .NET 6, Angular, SQL Server (Entity Framework).● Collaborated with a junior developer, a senior mentor, UI/UX designer, a project manager and a tester.● Helped develop two web applications (2 API’s + 2 UI’s + 1 database).● Used 𝐀𝐒𝐏 .𝐍𝐄𝐓 𝐈𝐝𝐞𝐧𝐭𝐢𝐭𝐲 for user management.● Used 𝐩𝐚𝐠𝐢𝐧𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐟𝐢𝐥𝐭𝐞𝐫𝐢𝐧𝐠 for large requests.● Implemented 𝐥𝐚𝐳𝐲 𝐥𝐨𝐚𝐝𝐢𝐧𝐠.● Used 𝐑𝐞𝐚𝐜𝐭𝐢𝐯𝐞 𝐅𝐨𝐫𝐦𝐬.● Implemented responsive designs and intuitive interfaces for user engagement.● Used Ngx-Translate for translations. ● Followed SoC principle by creating Class Libraries and layered folder structure (3-Tier Architecture).● Used a layered architecture for the APIs (controllers/services/repositories) ● Engaged in discussions with the client to ensure projectobjectives alignment.

Cluj-Napoca, Cluj, Romania

Cluj-Napoca Metropolitan Area