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Stanislav Hadzhipopov
Verified Expert in Engineering
Software Developer
Zürich, Switzerland
Toptal member since December 2, 2022
Bio
Stanislav has worked for various clients with experience in enterprise applications and startup projects. He works efficiently to fix bottlenecks or add new functionality to existing architecture and conventions. He is an engineer with a practical approach, aiming toward clean, maintainable, and long-lasting solutions. Stanislav is committed to working with teams whose creative vision aligns with his values.
Portfolio
Credit Suisse
Oracle, Microsoft Power BI, Microsoft Excel, Visual Basic
Credit Suisse
C#, ASP.NET MVC, Algorithms, Transact-SQL (T-SQL), JavaScript, jQuery, SQL...
UBS
ASP.NET MVC, Oracle, Entity Framework, .NET, LINQ, ASP.NET Web API...
Experience
- C# - 13 years
- .NET - 12 years
- SQL - 10 years
- Database Design - 10 years
- ASP.NET MVC - 9 years
- Entity Framework Core - 5 years
- ASP.NET Core - 4 years
Preferred Environment
Windows, MacOS, Visual Studio, Microsoft SQL Server
The most amazing...
...project I've worked on is a low-code system that I started.
Work Experience
Senior Quantative Data Analyst
2023 - PRESENT
Credit Suisse
- Provided, corrected, analyzed, and enriched data for regulatory reporting of The Foreign Account Tax Compliance Act (FATCA), Automatic Exchange of Information (AEI), and Qualified Intermediary (QI) regulations.
- Created state-of-the-art and automated reports with Microsoft Power BI.
- Created multiple Tableau dashboards for drill-through reporting for various regions and business areas.
Technologies: Oracle, Microsoft Power BI, Microsoft Excel, Visual Basic
Technical Lead and Architect
2018 - 2022
Credit Suisse
- Developed a regulatory app that manages regulatory compliance globally for the whole bank.
- Redesigned and rearchitected the application initially generated from a code-generation tool.
- Merged another partial MS Access app into the application, improving the user experience, business workflows, and efficiency.
- Worked entirely in the business department and attended most of the jour fixes to understand the business needs better and propose the most appropriate solutions.
- Mentored and helped team members perform their tasks and provided the necessary training to get them up to speed.
- Coordinated work between teams in Poland, India, and Singapore.
- Migrated the whole project successfully to .NET Core, ASP.NET Core, and Entity Framework Core.
- Worked on and solved the most complicated and challenging issues.
- Developed the agile process with Jira to track tasks, bugs, and features and the Kamban board to review daily progress.
Technologies: C#, ASP.NET MVC, Algorithms, Transact-SQL (T-SQL), JavaScript, jQuery, SQL, Database Development, Database Design, ASP.NET Core, Entity Framework Core, Programming, ASP.NET Web API, .NET Core, NUnit, HTML, Microsoft SQL Server, Software Architecture, C#.NET, Azure, Microsoft Visual Studio, Visual Studio, Solution Architecture, Software Design, Requirements Analysis, Front-end, Visual Studio .NET, Technical Leadership, Architecture, APIs, REST APIs, CSS, ASP.NET
Team Lead
2017 - 2018
UBS
- Created a SaaS solution to collect data from multiple big clients, HSBC and Credit Suisse, and run PRIIPs and MIFID II regulatory calculations on the data.
- Designed the user interface to monitor and control the business processes, validating input data, calculation results, and financial analysis.
- Worked closely to thoroughly understand the business requirements and explain the interaction and dependencies of the resulting system.
- Managed a team of two software engineers and two database developers in an agile process with Jira and two weeks sprints.
- Supervised the project to get back on track in time, and within budget, after an initial one-year delay.
Technologies: ASP.NET MVC, Oracle, Entity Framework, .NET, LINQ, ASP.NET Web API, Domain-driven Design (DDD), Programming, SQL, JavaScript, jQuery, Database Design, Database Development, NUnit, ASP.NET Core, HTML, Microsoft SQL Server, Software Architecture, C#.NET, Microsoft Visual Studio, Solution Architecture, Software Design, Requirements Analysis, Front-end, Visual Studio .NET, Technical Leadership, Architecture, APIs, REST APIs, CSS, ASP.NET
Senior Full-stack Developer
2016 - 2017
Ypto
- Worked on an app to manage the ticket sales and cash flow of ticket counters for the Belgian railways.
- Helped and resolved the most critical and problematic parts of the application.
- Managed mid-level developers with training and explanation, often taking part in their tasks to deliver the required functionality on tight deadlines.
- Committed to at least two Saturdays every month for the team to compensate for the delayed delivery of the project.
- Created several units and integration tests for the whole application, achieving more than 50% code coverage.
- Worked in an agile scrum team with daily standup for progress tracking.
Technologies: Dapper, C#, .NET, Windows Communication Foundation (WCF), Task Parallel Library (TPL), Windows Presentation Foundation (WPF), Sybase, Prism, Moq, Programming, SQL, Database Design, Database Development, NUnit, Desktop, Desktop App Design, C#.NET, Microsoft Visual Studio, Software Design, Requirements Analysis, Desktop App Development, Front-end, Desktop Web Design, Visual Studio .NET, Technical Leadership, Architecture
Senior Consultant
2013 - 2015
Japan Tobacco International
- Created a financial planning module to forecast expenditures and expected incomes and show the differences between the actual forecasted revenues and expenses.
- Developed a job scheduling module to automatically run all synchronization between the ERP system and all other external systems.
- Organized various application functionality based on client requests in all parts of the application as in user interface, server-side, and database.
- Managed to simplify significant parts of the application, allowing faster and more efficient development.
- Participated in and guided architectural decisions on what components and controls to use and how to replicate data across all 350 servers worldwide.
- Improved the application's performance significantly in code and stored procedures, performance, and quality optimizations.
- Led the application-wide functionality, exception handling, date-time management, and logging.
Technologies: ASP.NET MVC, .NET 4, Entity Framework, Knockout (Knockout.js), Bootstrap, LINQ, Transact-SQL (T-SQL), C#, Programming, SQL, JavaScript, jQuery, Database Design, Database Development, HTML, Microsoft SQL Server, C#.NET, Microsoft Visual Studio, Front-end, Visual Studio .NET, APIs, REST APIs, CSS
Senior Full-stack Developer
2012 - 2013
Sirma Solutions
- Developed a website for local farmers to sell their goods, including connections with food stores.
- Worked with the client on one-week iterations with weekly demos at the end of each week.
- Helped the client with proposals, prototypes, and demos to clarify the look and feel of the website.
Technologies: ASP.NET MVC, Entity Framework, Azure, Programming, SQL, JavaScript, jQuery, Database Design, Database Development, HTML, Microsoft SQL Server, C#.NET, Microsoft Visual Studio, Software Design, Front-end, Visual Studio .NET, CSS
Full-stack Developer
2011 - 2012
Aquila Capital
- Generated and displayed state-of-art reports to better visualize the different financial aspects of the investment funds.
- Developed desktop trading application with live trading session monitoring.
- Trained in the financial industry to grasp the concepts of hedge funds.
Technologies: ADO.NET, Microsoft Silverlight, WCF RIA Services, C#, .NET, Windows Presentation Foundation (WPF), Programming, SQL, JavaScript, jQuery, Database Design, Database Development, Microsoft SQL Server, Desktop, Desktop App Design, C#.NET, Microsoft Visual Studio, Desktop App Development, Front-end, Visual Studio .NET, APIs
Full-stack Developer
2010 - 2012
Nemetschek Group
- Developed and maintained the inventory module of the application.
- Initiated the rewriting of an old windows forms application to Windows Presentation Foundation and Silverlight by creating a big prototype and demonstrating the development advantages of the new technologies.
- Proposed and created UI automation tests to offload part of the heavy regression testing after each release and improve the application's overall stability.
Technologies: ADO.NET, Windows Communication Foundation (WCF), C#, .NET, Windows Forms (WinForms), Microsoft Silverlight, WCF RIA Services, Programming, SQL, Database Development, Microsoft SQL Server, Desktop App Design, Desktop, C#.NET, Microsoft Visual Studio, Solution Architecture, Software Design, Desktop App Development, Front-end, Desktop Web Design, Visual Studio .NET
Junior Developer
2009 - 2010
Nemetschek Group
- Implemented mathematical functions into the software.
- Created unit tests to verify the proper function of the application.
- Attended several training and learning sessions on C# and .NET from senior developers.
Technologies: C#, .NET, NUnit, Moq, Microsoft SQL Server, C#.NET, Microsoft Visual Studio, Desktop App Development, Front-end, Visual Studio .NET, Windows Forms (WinForms)
Experience
Hotel Intelligence
https://dev.azure.com/shadzhipopov/_git/HotelIntelligenceSoftware for managing hotel bookings and reservations, including room management, reservations with packages, and discounts for the whole year. The system has a CRM module, integrated chat between personnel, and a rate calculator.
Framework for Dynamic Business Application
https://dev.azure.com/shadzhipopov/_git/FDBAInitially started as a dynamic framework for high-level programming, trying to abstract the low-level, repetitive code that developers face every day in almost any technology, it now goes toward a low-code system. It is based on the idea of LINQ, with its expressions and SQL generation, support for Microsoft SQL, PostgreSQL, and MySQL. Later, it was migrated to .NET 6 and is currently suspended.
Education
2008 - 2010
Master's Degree in Computer Science
Technical University of Sofia - Sofia, Bulgaria
2003 - 2007
Bachelor's Degree in Computer Science
Technical University of Sofia - Sofia, Bulgaria
Certifications
NOVEMBER 2022 - PRESENT
Azure Fundamentals | AZ-900
Microsoft
SEPTEMBER 2016 - PRESENT
MCSA | Web Applications
Microsoft
OCTOBER 2013 - PRESENT
Microsoft Specialist | Programming in HTML5 and JavaScript and CSS3
Microsoft
APRIL 2013 - PRESENT
Microsoft Certified Solution Developer | Web Applications
Microsoft
MARCH 2013 - PRESENT
Querying Microsoft SQL Server 2012/2014
Microsoft
DECEMBER 2011 - PRESENT
Windows Communication Foundation Development with Microsoft .NET Framework 4
Microsoft
DECEMBER 2011 - PRESENT
Accessing Data with Microsoft .NET Framework 4
Microsoft
MAY 2011 - PRESENT
Windows Applications Development with Microsoft .NET Framework 4
Microsoft
FEBRUARY 2011 - PRESENT
Microsoft .NET Framework | Application Development Foundation
Microsoft
Skills
Libraries/APIs
Entity Framework, jQuery, Moq, REST APIs, Windows Forms (WinForms), LINQ, Task Parallel Library (TPL)
Tools
Microsoft Visual Studio, Visual Studio .NET, LINQ to SQL, MSTest, Microsoft Silverlight, WCF RIA Services, Dapper, Prism, Visual Studio, Microsoft Power BI, Microsoft Excel
Languages
SQL, C#, Transact-SQL (T-SQL), C#.NET, JavaScript, TypeScript, HTML, CSS, CSS3, XAML, Visual Basic
Frameworks
ASP.NET MVC, Entity Framework Core, Windows Presentation Foundation (WPF), .NET 4, ADO.NET, .NET, .NET Core, ASP.NET Core, ASP.NET Web API, Blazor, NUnit, ASP.NET, Knockout (Knockout.js), Bootstrap
Paradigms
Database Design, Database Development, Desktop App Development, Requirements Analysis, Desktop Web Design, REST
Platforms
Desktop, Web, Oracle, Azure, MacOS, Windows
Storage
Microsoft SQL Server, PostgreSQL, Sybase, MySQL
Other
Programming, Windows Communication Foundation (WCF), Software Architecture, Solution Architecture, Software Design, Architecture, APIs, Desktop App Design, Front-end, Technical Leadership, Networking, Mathematics, Graphics, Algorithms, Hardware, Concurrency, Processing & Threading, Debugging, Deployment, Domain-driven Design (DDD)
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