Lead developer for the Finance module of SpaceX’s own ERP system.• Saved the company 20+ million dollars in taxes in 2018 alone by implementing a tax automation solution.• Improved the performance of crucial financial applications by a factor of 150x.• Designed and developed applications for Invoicing, Cost Accounting, Capital Expenditure, Journal Accounting (SPA, C#, AngularJS, HTML, REST, SQL Server)• Refactored and improved the integration of SpaceX’s ERP system with Microsoft Dynamics (C#, WCF, OData)• Designed and developed software for employees’ stock awards handling and taxation (C#, AngularJS, HTML, REST, SQL Server)

Research, design and development of applications and frameworks aimed at increasing the productivity of the company’s internal and external customers.• Designed and developed a RESTful API for creating and utilizing speech controlled intelligent agents (Python, Docker, MongoDB, RabbitMQ, Mesos, Marathon, ASP.NET Core)• Contributed to the development of one of the company's most critical products - an editor for natural language understanding models. (C#, XML)• Developed tools for processing and analyzing big volumes of audio recordings and transcriptions. (C#, Amazon AWS, Splunk, SQL Server)• Prototyped a recommendation framework that provides suggestions based on user interests and history in a specific domain (Machine learning, GraphLab, Python)• Designed and developed a framework for automating the execution of various internal processes. (C#, SQL)• Implemented a solution for log data aggregation and analysis based on LogStash, ElasticSearch and Kibana. Developed custom LogStash forwarders and Web based front-end for ElasticSearch.

Responsible for the top quality of key components in three Windows releases (7, 8, 8.1)• Received the Microsoft Gold Star award for engineering excellence for raising the awareness of the new Windows Runtime Application Model (Modern/Metro apps)• Provided hundreds of OEM partners with means to improve the quality of their Wireless Display support - developed a web portal to simplify performing tests, collecting results and tracking the overall quality (C#, ASP.NET, SQL, Azure)• Improved the feature quality and progress tracking within the whole Windows Graphics ecosystem – developed a web portal to automate bug tracking, test coverage, features completion and OEM collaboration (C#, ASP.NET, SQL, ETL)• Delivered the hardware accelerated printing in Internet Explorer 9 and the Direct2D Printing API – contributed during the design phase and developed an automated test framework.(C++, XML, C#)• Designed, developed and shipped two essential tools in the Windows SDK used by thousands of developers in the printing and the document management industries - IsXps and XpsConverter (C#, C++)• Delivered the backbone of the current Windows Printing Spooler format – the XPS Object Model API (C++, XML)• Significantly improved the internal adoption rate, awareness and quality of multiple XPS related initiatives - developed a one stop web portal for analyzing, indexing and processing of XPS documents (ASP.NET, C#, MS SQL Server)

Lead developer for the “Print4You” project – distributed, web-based application for labels and flyers production, order management and plants taxonomy used in the floral industry in the Netherlands and Belgium (ASP.NET, AJAX, MS SQL Server, Adobe InDesign)• Designed and developed the core business logic, database and user interface for order processing, reporting, customer management and many other features.• Implemented a load-balancer for a cluster of PDF producing servers.• Created web services for real-time validation and database storage of incoming resources (document design templates, photos, etc.)• Extended the built-in ASP.NET localization to support XML/JavaScript resources localization.

Key contributor to the development of ProPricer –The #1 Government Contracting, Proposal Pricing and Cost Analysis software developed for Executive Business Services, San Diego CA used by hundreds of companies in the US Aerospace and Defense Industries (C#, VB, MS Access, C++, Oracle SQL server)• Implemented custom data access layer to allow no-cost transitions to different database engines. • Designed and developed the reporting subsystem of the product.• Improved the product database performance by orders of magnitude.

Significantly improved the performance and quality of the existing processes - developed applications to automate the stock transfers between the company shareholders, distribution of dividends and annual meeting of shareholders registration and votes counting.

Developed applications for document processing, project management and scheduling used by various government branches (Delphi, C++)