Andre Bar'yudin, Software Developer in Hong Kong, Hong Kong
Andre Bar'yudin

Software Developer in Hong Kong, Hong Kong

Member since July 18, 2015
Andre is a seasoned developer with more than 20 years of hands-on experience with C++, C#, Java, Scala, Python, and more, together with fintech/investment banking/algorithm trading experience. He speaks English, Hebrew, Russian, and some Spanish, and is quite capable of working both on his own and in a multinational team.
Andre is now available for hire



  • Linux 20 years
  • C++ 20 years
  • Functional Programming 19 years
  • Java 17 years
  • Concurrent Programming 11 years
  • C# 10 years
  • Python 4 years
  • Scala 2 years


Hong Kong, Hong Kong



Preferred Environment

Vim Text Editor, Visual Studio, IntelliJ IDEA, Linux

The most amazing... I've built is an order management system which served billions of dollars of daily trading in an investment bank.


  • Lead Trading Algorithm Developer

    2018 - PRESENT
    HSBC Hong Kong
    • Worked on an algorithm trading benchmark platform for APAC.
    • Designed and developed new strategies in Scala. Worked with the front desk to identify new requirements and potential problems.
    • Fixed issues both in the trading engine as well as in the infrastructure.
    Technologies: Scala, Java, Linux, ALGO, Trading, Fintech, Architecture
  • Trading Algorithm Developer

    2016 - 2018
    Credit Suisse
    • Worked on an algorithm trading engine, providing services to the firm's prime brokerage arm involving billions of USD of daily volume.
    • Worked on automated testing solutions, including exchange simulators.
    • Collaborated with traders and other front-office stakeholders to design and develop solutions.
    Technologies: Trading, C#, C++11, C++, C++14
  • .NET/Java Developer

    2015 - 2018
    Chronicle Software
    • Developed a .NET API for Chronicle Map, a distributed storage engine.
    • Fixed bugs and developed new features for the Chronicle software components.
    • Provided support for the end clients with their design and usage issues.
    Technologies: TCP/IP, Windows, Linux, GitHub, Git, TeamCity, C#, .NET, JNI, Java
  • Lead Developer and Architect

    2015 - 2016
    Fintech Startup
    • Proposed the overall design and detailed technical architecture for a brand new trading system. Wrote the initial implementation of the system from scratch.
    • Implemented the main components of the said system, such as the OMS, trading strategies, market data, and brokerage links.
    • Implemented a backtesting framework and the trading GUI.
    Technologies: C++14, C#, Python, Trading, Amazon Web Services (AWS), AWS, Amazon EC2 (Amazon Elastic Compute Cloud), Amazon EC2 API, Django, Django ORM, Wagtail CMS
  • Quantitative Analytics Developer

    2014 - 2015
    Barclays Capital
    • Developed and supported new features in BC's massive rewrite of the quantitative libraries (QA) responsible for pricing, risk, modeling, and more., across all asset groups.
    • Implemented testing strategies to improve the library's reliability.
    • Liaised with the relevant business people to spec out and implement new features.
    Technologies: Windows, Standard Template Library (STL), Boost, C++
  • Algo Trading Developer

    2011 - 2014
    Morgan Stanley
    • Developed and supported the algorithmic trading platform at Morgan Stanley. Standard benchmark algorithms (VWAP, ArrivalPrice, PercentageOfVolume, TargetClose etc.), crossing engines, dark pools/dark liquidity. All engines are written in C++, running on 64-bit Linux.
    • Built the system to handle special market conditions (auctions, restriction/compliance rules, limited trading duration, and special trading days) and special data (tick sizes, lot sizes, and market data conditions).
    • Ensured that the system could handle user-specific requirements for special engine behavior.
    • Implemented automated regression testing (C++, Perl, Python) and backtesting (Python).
    • Conducted various scripting activities for testing, deployment and support purposes (Python, Perl).
    Technologies: Kdb+, Automated Testing, Perl, Python, Boost, Standard Template Library (STL), C++
  • FX Trading Developer

    2010 - 2010
    Standard Chartered
    • Developed the FX trading platform (green field development). Utilized complex code generation, message serialization, message exchange via Solace, and centralized caching and persistence. Featured FX spot, forwards, and swaps.
    Technologies: Solace, Python, C++
  • Smart Order Routing Developer

    2009 - 2010
    Credit Suisse
    • Deeply involved in developing the SOR for equity world. Main focus on European markets.
    Technologies: Windows Communication Framework (WCF), .NET, Visual Studio 2008, C#, Solaris, C++
  • Algorithmic Trading Team Lead

    2006 - 2009
    Barclays Capital
    • Provided technical and administrative leadership to a team of four direct reports, all developers.
    • Managed the ex-Lehman integration project (LMX/BARX algos merge).
    • Led the SOR (smart order router) development and deployment in Europe.
    • Oversaw the ex-Lehman market data component integration and in-house MD development.
    • Created functionality, stability, and performance improvements in algorithmic trading and exchange connectivity components of the proprietary trading platform (XTP). Provided front-office support, including solving live trading issues.
    • Developed core algorithmic components (C++), including a multi-threaded application for order processing. Overall performance increased at least tenfold, with some critical paths gaining even higher improvements.
    • Worked on improving different aspects of basket trading (FTSE, S&P500 and other indices), including some GUI work and server-side performance analysis and fixes.
    • Developed specific trading algorithms (C#), trading GUIs (C#), and other applications. Worked on VWAP, Pairs trader, and other algorithms.
    • Liaised with traders and other business-side colleagues for requirements gathering, definition, implementation, and live trading support.
    • Supported and extended a shared in-process market data component (Reuters, Wombat, internal feeds) with COM+ and .NET interface (Interop). Performed market microstructure development.
    Technologies: XML, Financial Information Exchange (FIX) Protocol, Oracle, Microsoft SQL Server, C#, Memory Management, Boost, C++
  • Developer

    2005 - 2006
    Rule Financial Ltd.
    • Contributed to the Deutsche Bank Autobahn project, including design and development of an interface between a derivatives/FI trading platform and Excel.
    • Created a solution based on a multithreaded data loader module implemented in VC++ using Boost libraries, XLL API and Excel COM+ automation for call-back infrastructure.
    • Involved in Beauchamp Financial Technology Ltd. (software house for hedge funds) FIX tools design and development.
    • Built a prototype for .NET OO API to TDP (Trading Platform System) using UML and initial implementation.
    Technologies: Excel Add-ins, Excel VBA, Multithreading, Boost, C++, Visual Studio .NET
  • Senior Software Developer

    2004 - 2005
    FIS Software Ltd.
    • Developed the pensions and investments administration version of ALIS for Fidelity, individual risk and investment version for Capital Alliance (SA). FIS is a leading financial software development company. ALIS is FIS' all-in-one solution which manages the entire policy administration lifecycle of all life insurance, pensions and investment products.
    • Designed and implemented new business processes, bug fixing, and support for existing modules.
    • Introduced new technologies and approaches into the project as well as fixing some long outstanding major problems in crucial places in the code.
    • Developed the existing MQ infrastructure. Introduced configurable log4j-like logging into the system.
    • Dealt with a Unix build environment, porting code between Unix and Windows platforms, stability, and quality of the Unix port.
    • Delivered lectures, training, and help documents in the fields of my expertise to colleagues.
    Technologies: COM+, Microsoft SQL Server, Oracle, MQSeries, Perl, Solaris, GCC, Microsoft Visual C++
  • Senior Software Developer

    2000 - 2004
    Ministry of Finance [Israel]
    • Conducted software development in the e-Government Internet security team (TEHILA project).
    • Involved in the full development life cycle, supervising a team of 1-2 junior developers.
    • Designed and developed a highly secure web site for the US government loan guarantees on-line auction.
    • Developed a framework for incident tracking and intrusion detection, with data mining abilities and abuse mail system (Java/Perl/PHP), multi-lingual interface, and heavy usage of XML/XSLT. Handled a very large database of processed log data (more than 50G per year) in Oracle and then in MS SQL.
    • Oversaw specifications and design of the e-Government project for on-line forms server, which should give the citizens an opportunity to fill various official forms via Internet.
    • Reviewed and hardened websites from a security point of view.
    • Developed a highly scalable website for the municipal elections results (C# and Office/OWC API).
    • Developed an internal web interface to a local paging services provider.
    • Conducted complex administration tasks, including installation of databases (Unix/Windows), Apache and IIS HTTP servers, Tomcat servlets engine, mail servers, and more. Adminstrated MS SQL, MySQL, and PostgreSQL.
    • Developed mail filters and system scripts in Perl.
    • Designed and implemented an application for prevention of mail bombing in C++ for Sendmail (MILTER API). The filter handles hundreds of thousands of e-mails per day.
    • Implemented other applications for internal usage: data parsing and analysis (Java/Perl/C++/SQL), management console for event logging, and control of a large computer farm (Java/J2EE) with multi-lingual interface.
    Technologies: TCP/IP, SSH, Windows, Linux, Java, Perl, C++
  • Software Engineer

    2001 - 2003
    The Hebrew University [Israel]
    • Contributed to Phase 2 of the BioGIS project (see below).
    • Evaluated technology and general design. Developed the new system using Java servlets on Tomcat, XML/XSLT, ArcIMS 4.x, and ArcSDE, with emphasis on security, functionality, extensibility, and multi-lingual support.
    • Developed the PhotoGIS site (Apache/PHP/MS SQL/ArcIMS 4.x/ArcSDE) with web access to the HUJI photo archive with GIS functionality, with a back-end application for data entry.
    • Set up the system and database, including Windows 2000, Apache HTTP server, Tomcat servlet engine, and MS SQL server.
    Technologies: Microsoft SQL Server, Apache HTTP Server, Java
  • Senior Unix Administrator and Software Consultant

    2000 - 2000
    EZFace, Ltd.
    • Created the first version of the company's website, local and remote IT infrastructure, system design, and setup tasks.
    • Designed, developed, and set up the company's IT infrastructure and internal protocols.
    • Administrated Linux servers, including Apache installations, configurations, and tuning, QMail, SSH, PHP, and MySQL, including configuration, administration, etc. Developed necessary Perl/shell system scripts and mail filters.
    • Resolved hosting issues with US-based providers, including troubleshooting, remote installations, configuration, and administration of web servers.
    • Recruited new employees for the company, including interviews and practical tests.
    Technologies: JavaScript, HTML, Qmail, SSH, MySQL, PHP
  • Senior Software Developer

    1998 - 2000
    The Hebrew University [Israel]
    • Developed BioGIS, a GIS-based web project. The project's goal was to provide an easy access to numerous bio-diversity data sets, assembled by the university and external research.
    • Developed the site in PHP, utilizing HTML/DHTML/CSS, and MS SQL server as the database back-end.
    • Customized the GIS viewer, implemented as a Java applet.
    • Developed and modified Avenue scripts for the ArcView IMS server.
    Technologies: GIS, JavaScript, PHP, HTML
  • Software Developer

    1998 - 1998
    Prudence Software Ltd.
    • Developed and supported a large software project written in Visual C++ in the field of electro-simulation tools (electron gun calculations, laser scattering, etc.) Improved performance and memory utilization of the central mesh building algorithm by applying a more suitable numerical method for LU decomposition. Developed the existing end-user interface (MS VC++, MFC) and its interconnections with other parts of the software.
    Technologies: Windows, CVS, Microsoft Foundation Class Library (MFC), C++


  • OpenHFT

    I have contributed to the OpenHFT project. Most of my stuff is in the Enterprise section and thus is unavailable for general public.


  • Languages

    C++, C#, Java, SQL, Python, Scala, PHP, JavaScript, XML, Excel VBA, C++11, C++14, ALGO, Visual Basic for Applications (VBA), Scheme, F#, HTML, HTML5, Perl
  • Frameworks

    Django, .NET, Play Framework, Boost, JNI, Windows Communication Framework (WCF), Scrapy, Qt, AngularJS
  • Paradigms

    Functional Programming, Concurrent Programming, Automated Testing, Financial Information Exchange (FIX) Protocol, COM+
  • Platforms

    Ubuntu Linux, Linux, cAlgo, Windows, Oracle, Amazon EC2 (Amazon Elastic Compute Cloud), Amazon Web Services (AWS), Solaris
  • Other

    Takes, FIX Protocol, Investment Banking, Electronic Trading, Solace, Qmail, Memory Management, Multithreading, Excel Add-ins, Trading, AWS, Wagtail CMS, Fintech, Architecture, UDP, TCP/IP, SSH, Scraping, Microsoft 365
  • Industry Expertise

    High-frequency Trading (HFT), Banking & Finance
  • Storage

    MySQL, Kdb+, Microsoft SQL Server, PostgreSQL
  • Libraries/APIs

    Standard Template Library (STL), Microsoft Foundation Class Library (MFC), Amazon EC2 API, Django ORM
  • Tools

    IntelliJ IDEA, Visual Studio, GitHub, Apache HTTP Server, GIS, CVS, Visual Studio .NET, Microsoft Visual C++, GCC, MQSeries, Visual Studio 2008, Microsoft Excel, Excel-DNA, Subversion (SVN), Emacs, Vim Text Editor, TeamCity, Git


  • M.Sc. Degree in Computer Science
    2000 - 2003
    Hebrew Univercity of Jerusalem - Jerusalem, Israel
  • B.Sc. Degree in Computer Science & Mathematics
    1997 - 2000
    Hebrew Univercity of Jerusalem - Jerusalem, Israel

To view more profiles

Join Toptal
Share it with others