Quantitative Analysis Specialists

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  1. Varuzhan Sargsyan

    Varuzhan Sargsyan

    C/C++/VC++, C#, Android Java

    Armenia - Last active: 1 month ago - Tests: 4 - Portfolio: 4

    Over 5 year I was freelancer and have developed the Android applications. Made few apps which are on Google Play now and which are very perspective projects. And more then one year, I'm working as Senior Android developer in company. Look into my portfolio to find the project links I have freelancer experience working on C# windows forms, WCF, MS SQL Server. Project Internal Audit System with 10.000 clients. Project is working nowdays beginning from 2011. Duration of working period takes more then 2 year. Biginning from 1997, I developed in 3-4 companies and have experience in c/c++ programming language, using all Visual Studio versions. I made a lot of programs for a few companies and a production. Using strong knowledge, experince, my programs made companies work more easy and automated. Also I can speak English, Russian, Armenian, and the draft software for production was made using Russian language(menus, messages and all other tools).

    $20.00 /hr
    73 hours
    5.00
  2. Szabolcs B.

    Szabolcs B.

    ASP.NET , MSSQL , C# EXPERT

    Serbia - Last active: 2 days ago - Portfolio: 1

    I am a professional .NET developer with 8+ years of experience. I am a Microsoft Certfified Professional. I am expert in C#, VB.NET, ASP.NET, MSSQL, Microsoft Sharepoint, JQuery, Entity Framework, LINQ. EDUCATION: 2002 - 2006 BSC in computer engineering, "Gabor Denes" Serbia WORK EXPERIENCE: September 2007 - Company:Jusoft ltd. , Ada, Serbia Position: software developer, it security consultant Main activites: developing .net based applications, web applications security testing) Mart 2004 – August 2007 Company: Infoline ltd., Ada, Serbia Position: software developer Main activities: developing desktop applications

    $35.00 /hr
    1,682 hours
    4.94
  3. Sergey I.

    Sergey I.

    Quantitative Researcher, Matlab, R, Python

    Ukraine - Last active: 23 hours ago - Tests: 3 - Portfolio: 1

    Researcher with an expert knowledge of Matlab programming language and with experience in a wide variety of application types and scientific contexts. Research activity is based on modeling, statistical analysis, machine learning, program coding and simulations. Main instruments in research process are: Matlab, R, Python. Researching is accompanied by continuous self-training in statistical, financial, IT, mathematical fields. Machine learning techniques: Decision Trees, Random Forests, Gradient Boosting Machine, Neural Networks, Naive Bayes, Deep Learning, KNN, Extremely Randomized Trees, Linear Regression. Machine learning tools and packages: Scikit-Learn, Matlab Statistical and Machine Learning Toolbox, H2O, xgBoost, SPM, Weka, Torch7, R (e1071, extraTrees, gbm, ...). Experience with Matlab, R, Python, Sqlite, Excel, Java, C++, MapReduce, Lua.

    $33.33 /hr
    705 hours
    4.91
  4. Yasen K.

    Yasen K.

    Natural Language Processing expert

    Bulgaria - Last active: 21 days ago - Tests: 2

    I have more than 5 years of experience as an R&D engineer in Natural Language Processing. I've specialized in analysis of social networks, integrating rule-based and machine learning algorithms for various tasks, such as named entity recognition, sentiment analysis, topic detection and other classification problems. Working with many startup companies, I've come to an agile mindset to quickly deliver initial demo, then gradually improve the system until it reaches client expectations. Such approach has proven to be efficient when requirements are hard to define. My programming background includes more than 4 years of experience with java and 2 years as a .net web developer. Preferred tools: GATE, mallet, libSVM, Stanford coreNLP, Apache OpenNLP, Apache Mahout.

    $60.00 /hr
    207 hours
    5.00
  5. Phillip L.

    Phillip L.

    Antenna Design/Modeling/Analysis/Measurement System Design/Development

    United States - Last active: 1 day ago - Tests: 3 - Portfolio: 8

    I'm interested in all aspects of antenna design and integration from conception to testing of the installed product, including antenna measurement system design and implementation, hardware integration, and development of test, measurement, and analysis software. I have over 25 years of corporate experience in electromagnetic theory and design including field theory, and antenna and RF design. My technical background includes o Ten years experience in electromagnetic modeling and development using FEKO o Proficient developing electromagnetic aircraft models using CAD tools such as FEMAP and CADFEKO o Hardware design, fabrication, test, implementation and integration of antennas o RF signal processing, FFT analysis, RWR AOA error analysis RF compatibility studies as well as the development of coupling and RF cosite compatibility analysis tools o Link margin analysis and studies between air and ground stations o Shielding effectiveness and lightning effects analysis and modeling o Coupling and multipath measurements, studies, and analysis o Design, development, and integration of automated RF and antenna test systems including positioner control, and multi-channel data acquisition using PNA analyzers o Proficient in the development of data acquisition and analysis software using Visual Studio.net Applications have included o Large aircraft antenna, and RF component system integration o Antenna and radome design and modeling o FEKO analysis including aircraft CAD model development, employment of various modeling techniques, and consulting/ mentoring o Cosite analysis including the compatibility between systems on a platform, knowledge of the techniques to minimize system-to-system interference, and consulting/ mentoring o Developing specifications, statement of work, and managing the technical aspects for subcontracted component suppliers o Application and testing with basic passive microwave components including but not limited to antennas, transmission lines, filters, isolators, and switches o Application and testing with active microwave components; primarily amplifiers, receivers and transmitters o Design, fabrication, testing and integration of military antenna systems and RF components o Antenna performance improvement by designing, testing, recommending and implementing solutions Since leaving the corporate world, I have enjoyed programing and other analytical challenges in other areas of application including electronic design, education, and finance.

    $50.00 /hr
    595 hours
    5.00
  6. Gaurav Singh

    Gaurav Singh

    Excel Macro/VBA Developer and Trainer (VBA, SQL, SAS)

    India - Last active: 23 hours ago - Tests: 4 - Portfolio: 7

    Why working manually, use VBA automation to do the task itself. I am here to assist you with below requirements... o Automate the manual daily steps and reduce "Turn Around Time"? o Design Business Dashboards, Reporting Templates in excel/Access? o Create Business Application in Excel/Access with front end and back end data solution? o Want to learn VBA techniques in Excel and Access? o Get training on Excel VBA, SQL Server or SAS? o Extract data from SQL Server, Oracle, MySQL etc and automate using VBA? I have 6+ Years experience as VBA Developer working on Excel-Access Application Designing, Creating Reporting Templates etc. I provide business solutions in any stream. Application Design Skills: - Designing Excel Application using VBA - Excel Automation/Macros in VBA - Access Automation/Macros in VBA - SQL Queries - Ribbon Designing using XML - Reporting Template Designing - Dashboards

    $16.00 /hr
    228 hours
    4.94
  7. Llewellyn Holtshausen

    Llewellyn Holtshausen

    Excel / PowerBI Specialist

    South Africa - Last active: 10 days ago

    I have 10 - 15 years experience in Business Consulting / Analysis and Business Intelligence Application Development. My service offering is one that builds on the client's needs, from revising business processes all the way through to the development of applications that will support the organisation's operations and decision making requirements. My skill is one that enables people and organisations to work more efficiently, while minimizing errors and improving overall organisational performance. I have developed numerous low-cost Self-BI applications in Microsoft PowerBI platform (PowerPivot / PowerMap / PowerQuery / PowerView), for the South African Government and other Private Sector organisations. Furthermore, I have done a fair amount of SQL database design, administration and ETL (Extract, Transform, Load) for the Private Sector. Please contact me if you want an efficient service, high-quality product and long lasting work-relationship. Looking forward to hearing from you.

    $15.00 /hr
    144 hours
    5.00
  8. Filiberto O.

    Filiberto O.

    Applications and sofware development for Automation

    Mexico - Last active: 1 month ago - Tests: 1 - Portfolio: 1

    Computational Sciences Degree with 19 years of experience in management, design, development and implementation of Process Control, Optimisation and automation projects in the follow business areas: Mining, Metallurgical, Foods, Metal-Mechanic and Business Operations. Additional Experience in design and deployment of Exert Systems, Vision Systems, Advanced Process Control, Multivariable and Non-Linear Modeling, Predictive and Adaptive Regulatory Control. Software skills: MatLab, Gensym, PLC Programming, Visual Studio, LabView, MiniTab, DeltaV, Knowledge Scape,

    $55.56 /hr
    0 hours
    5.00
  9. Paul Irungu

    Paul Irungu

    Network/Software develper

    Kenya - Last active: 1 day ago - Tests: 2

    I am a developer/project leader with track record of initiating applications and applying technologies to help clients and prior employers to expand sales, strengthen competitive services, migrate systems, and increase productivity of departmental users and technical staff. I possess significant practical experience in Financial Systems, Inventory systems, Commercial Real Estate Systems, and HR and Payroll Systems. In addition, I have in-depth hands on programming languages such as C#, VB.Net, ASP.net,Crystal Reports,PHP,Java,HTML,Mysql, Oracle, SQL Server 2005, MS Access.

    $22.22 /hr
    0 hours
    5.00
  10. Denys Smakovskyi

    Denys Smakovskyi Agency Contractor

    QlikView Developer

    Ukraine - Last active: 23 hours ago - Tests: 6 - Portfolio: 1

    I live in Ukraine, Dnipropetrovsk. For more than 5 years I'm working in development of different BI projects using QV. Projects in Manufacturing, Retail, Distribution, Finance, SCM. My projects included: - Stocks analisys based on Theory of Constrains with elements of flow analisys. I was developing this project on my own. - Multifactorial analisys of sales including sale-ins from Corporation to Distributors and sale-outs from Distributors to Retail. Also this app included full KPI analisys of Sales-team. I was developing this project with assistant. - Full and multifactorial analisys of incoms and costs starting from marginal analisys of sales, including cashflow and analisys of payment discipline of contractors, including costs analisys and forecasting of cashflow. I was developing this project with assistant. - Long-term statistical analisys of market-trends in FMCG with forecasting of sales for next 12 monthes. I have completed more than 15 projects using QV during last 5 years. In one of my projects I had to compile data from 5 different data sources (MS SQL 2005/2008, Interbase, DBF, plain). Within these jobs I was also administating QV Servers and worked with all my clients to support thair activity in QV.

    Associated with: DS Agency

    $35.00 /hr
    367 hours
    4.93