Vlad F.

Full Stack Developer

555 dollar

Mon expérience

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Cognizant SoftvisionMay 2019 - Présent

✔ Company App

The client, a top player in the pharma industry, was dealing with inefficient communication with highly qualified employees due to the usage of deprecated and hard-to-maintain corporative communication tools.

• 𝐠𝐫𝐞𝐰 𝐭𝐡𝐞 𝐧𝐮𝐦𝐛𝐞𝐫 𝐨𝐟 𝐝𝐚𝐢𝐥𝐲 𝐜𝐨𝐧𝐧𝐞𝐜𝐭𝐞𝐝 𝐞𝐦𝐩𝐥𝐨𝐲𝐞𝐞𝐬 𝐟𝐫𝐨𝐦 𝟐𝟎 𝐭𝐨 𝐦𝐨𝐫𝐞 𝐭𝐡𝐚𝐧 𝟐𝟎𝟎𝟎 by assuring an effective communication instrument by taking part in the architectural design of a dynamic, highly customizable mobile application and implementing major features such as news feed and like of articles.

🛠️ Skills: Xamarin Forms, C#, MVVM, Git, Nunit, Moq, SonarCloud, Agile


✔ Transportation Portal

The client, a large transport group, was missing huge business opportunities and was wasting a significant amount of time on repetitive manual tasks due to having an unscalable legacy system that was hard to maintain.

• 𝐜𝐨𝐧𝐭𝐫𝐢𝐛𝐮𝐭𝐞𝐝 𝐭𝐨 𝐭𝐡𝐞 𝐠𝐫𝐨𝐰𝐭𝐡 𝐨𝐟 𝐭𝐡𝐞 𝐠𝐫𝐨𝐬𝐬 𝐫𝐞𝐯𝐞𝐧𝐮𝐞 𝐰𝐢𝐭𝐡 $𝟓𝐌+ 𝐩𝐞𝐫 𝐪𝐮𝐚𝐫𝐭𝐞𝐫 and 𝐞𝐧𝐡𝐚𝐧𝐜𝐞𝐝 𝐭𝐡𝐞 𝐠𝐞𝐧𝐞𝐫𝐚𝐥 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐨𝐟 𝐭𝐡𝐞 𝐬𝐲𝐬𝐭𝐞𝐦 𝐛𝐲 𝟓𝟎% by using a clean architecture approach and building an efficient synchronization mechanism between microservices.

• 𝐢𝐧𝐜𝐫𝐞𝐚𝐬𝐞𝐝 𝐭𝐡𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐬𝐩𝐞𝐞𝐝 𝐛𝐲 𝟏𝟎𝟎% and 𝐫𝐞𝐝𝐮𝐜𝐞𝐝 𝐭𝐡𝐞 𝐭𝐢𝐦𝐞 𝐫𝐞𝐪𝐮𝐢𝐫𝐞𝐝 𝐛𝐲 𝐨𝐩𝐞𝐫𝐚𝐭𝐨𝐫𝐬 𝐭𝐨 𝐧𝐨𝐭𝐢𝐟𝐲 𝐭𝐡𝐞 𝐜𝐚𝐫𝐫𝐢𝐞𝐫𝐬 𝐭𝐨 𝟎 by designing and implementing the core microservice together with the notification system.

🛠️ Skills: ASP .NET Core, C#, XUnit, Moq, PostgreSQL, EF Core, Git, CQRS, Azure, Docker, SonarCloud, Handlebars







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FreelanceApril 2021 - Présent

💻 I work as a consultant / contractor / freelancer and help businesses develop their enterprise products.

My programming language of choice is C# (backend solutions using mainly .NET Core) but I have also done mobile development (using Xamarin). I am continuously looking for new challenges and self-improvement.

🤝 Feel free to contact me anytime and let's see how I can help !


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UTISeptember 2018 - April 2019

✔ Warehouse Management System

The client, one of the biggest regional egg producers, was unable to automatically centralize and utilize data from warehouses due to the limitation of the current solution of using an application instance per each warehouse.

• 𝐦𝐚𝐧𝐚𝐠𝐞𝐝 𝐭𝐨 𝐫𝐞𝐝𝐮𝐜𝐞 𝐦𝐚𝐧𝐮𝐚𝐥 𝐰𝐨𝐫𝐤 𝐝𝐨𝐰𝐧 𝐭𝐨 𝟎 by having a single running instance by extending the processing pipeline of the solution by adding a separate directory structure for each warehouse.

🛠️ Skills: C#


✔ Ticketing Vending Machine

The client, the public transportation company from Galati, was struggling with infernal queues and had missing vital traveler statistics due to the lack of an automated system for ticket selling and validation.

• 𝐞𝐧𝐬𝐮𝐫𝐞𝐝 𝐫𝐞𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐨𝐟 𝐜𝐨𝐧𝐠𝐞𝐬𝐭𝐢𝐨𝐧 𝐛𝐲 𝟐𝟎% by leveraging the power of statistics by developing QR-based tickets which contain sufficient pieces of information about the trip such as bought time and validation time.

• 𝐜𝐨𝐧𝐭𝐫𝐢𝐛𝐮𝐭𝐞𝐝 𝐭𝐨 𝐭𝐡𝐞 𝐫𝐞𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐨𝐟 𝐭𝐡𝐞 𝐭𝐢𝐦𝐞 𝐬𝐩𝐞𝐧𝐭 𝐢𝐧 𝐪𝐮𝐞𝐮𝐞𝐬 𝐛𝐲 𝐱𝟐.𝟓 by implementing a simple and intuitive UI for vending machines and by integrating modern hardware like ticket printers and coin dispensers.

🛠️ Skills: C#, WPF, Zxing


✔ Fault Management System

The client, a leading Roumanian company in the IT industry, was inefficiently losing time on integrating new hardware devices in the existing parameter monitoring solution due to multiple iterations of testing and adjustments.

• 𝐦𝐚𝐧𝐚𝐠𝐞𝐝 𝐭𝐨 𝐝𝐫𝐚𝐬𝐭𝐢𝐜𝐚𝐥𝐥𝐲 𝐜𝐮𝐭 𝐭𝐡𝐞 𝐭𝐢𝐦𝐞 𝐫𝐞𝐪𝐮𝐢𝐫𝐞𝐝 𝐟𝐨𝐫 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐧𝐠 𝐧𝐞𝐰 𝐬𝐞𝐧𝐬𝐨𝐫𝐬 𝐛𝐲 𝐦𝐨𝐫𝐞 𝐭𝐡𝐚𝐧 𝟓𝟎% by reducing the number of iterations by implementing a new lightweight standalone web application, capable of simulating any sensor by defining the probabilities and working ranges for the device.

🛠️ Skills: ASP .NET Core, Razor Pages, HTML, CSS










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ORTEC - Optimize Your WorldApril 2017 - September 2018

✔ Employee Self Service

The client, a successful logistic optimizer company, had difficulties in selling his workforce management solution in new markets due to presenting an old, bugged, and unsecured mobile application.

• 𝐜𝐨𝐧𝐭𝐫𝐢𝐛𝐮𝐭𝐞𝐝 𝐭𝐨 𝐭𝐡𝐞 𝐬𝐩𝐫𝐞𝐚𝐝 𝐨𝐟 𝐭𝐡𝐞 𝐫𝐞𝐛𝐫𝐚𝐧𝐝𝐞𝐝 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧 𝐢𝐧 𝟐 𝐧𝐞𝐰 𝐜𝐨𝐮𝐧𝐭𝐫𝐢𝐞𝐬 by enhancing the globalization capabilities of the application by adding localization files and support for time zones.

• 𝐦𝐚𝐧𝐚𝐠𝐞𝐝 𝐭𝐨 𝐬𝐮𝐬𝐭𝐚𝐢𝐧 𝐭𝐡𝐞 𝐞𝐱𝐩𝐚𝐧𝐬𝐢𝐨𝐧 𝐨𝐟 𝐭𝐡𝐞 𝐩𝐫𝐨𝐝𝐮𝐜𝐭 𝐟𝐫𝐨𝐦 𝟓𝟎.𝟎𝟎𝟎 𝐭𝐨 𝟗𝟎.𝟎𝟎𝟎 𝐮𝐬𝐞𝐫𝐬 by redesigning from scratch multiple business flows and addressing the security issues found in older versions of the mobile application, by an external audit

🛠️ Skills: C#, Xamarin Android, Xamarin iOS, ADO.NET, ASP .NET, SQL Server, SQL Lite, Perforce, XML, XSD, Agile




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TeamnetAugust 2016 - April 2017

✔ Work Inspection

The client, the Romanian Ministry of Labor, had an inefficient way of communicating with employees and employers and was unable to process all petitions due to a bugged and non-mobile-friendly digital system.

• 𝐜𝐨𝐧𝐭𝐫𝐢𝐛𝐮𝐭𝐞𝐝 𝐭𝐨 𝐫𝐚𝐢𝐬𝐢𝐧𝐠 𝐭𝐡𝐞 𝐚𝐮𝐝𝐢𝐞𝐧𝐜𝐞 𝐨𝐟 𝐩𝐫𝐞𝐬𝐬 𝐫𝐞𝐥𝐞𝐚𝐬𝐞𝐬 𝐛𝐲 𝟭𝟬𝐱 by optimizing the UI and enhancing support for mobile devices by redesigning various screens with Bootstrap

• 𝐞𝐧𝐬𝐮𝐫𝐞𝐝 𝟏𝟎𝟎% 𝐜𝐨𝐫𝐫𝐞𝐜𝐭𝐧𝐞𝐬𝐬 𝐨𝐟 𝐩𝐞𝐭𝐢𝐭𝐢𝐨𝐧𝐬 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐢𝐧𝐠 flow by increasing the stability of document uploads by using a CLOB storage approach

🛠️ Skills: Java EE, Hibernate, PostgreSQL, AngularJS, JS, HTML, CSS, Bootstrap, Tomcat




Mes compétences

Mobile

Android, Xamarin

Frameworks

Bootstrap, AngularJS, Hibernate, .NET, Angular, Entity Framework

IT Infrastructure

Git, Azure, Docker, iOS

Environment of Development

Perforce

Analysis methods and tools

Agile, xUnit, Agile Methodology, Microservices, MVVM, Sonar

Databases

NoSQL, PostgreSQL 10, ADO.NET, SQLite, MongoDB, Microsoft SQL Server, PostGreSQL

Technologies

REST API, Microservices architecture, Handlebars.js, CQRS, ASP.NET Core, ADO, .NET Core, .NET Framework

Others

MVVM Pattern, ZXing, Razor

Open Source solutions

Swagger

Software testing

NUnit, Moq, Unit testing

Languages

HTML, ASP.NET, CSS, XML Schema, SQL, C#, Java, Jscript, XML

Mes études et formations

Education Mentor - CoderDojo

Diploma of Engineer (Diploma Engineer) - Computer Science - Faculty of Automation and Computers, UPB2014 - 2018