Quantitative Analysis Specialists

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  1. Mohamed Ben Mansour

    Mohamed Ben Mansour

    Business Intelligence Engineer

    Tunisia - Last active: 10 days ago - Tests: 1 - Portfolio: 2

    I have been hired as BI/ETL engineer in Orange Tunisia since August 2013. During this period, I had the opportunity to participate in the following projects: - Implementation of Business Intelligence system for mobile operators - Migration of Talend Open Studio to Enterprise Data Integration 5.1.2 - Migration of Talend Enterprise Data Integration 5.1.2 to 5.3.2 - Back-office processing Optimization and Implementation of generic templates. Skills: -Talend Enterprise Endition (5.3.1) -Oracle (10g/11g) -QlikView

    $15.00 /hr
    391 hours
    0.00
  2. Victor De Buen

    Victor De Buen

    Statistical consultant

    Spain - Last active: 1 day ago - Tests: 1

    Over the last 20 years, I've developed a wide range of tasks about statistical models, including software development, model building and massive data catching and handling. I'm specialized in bayesian models, both dynamic (ARIMA, VECAR, Bass diffusion) and static ones (Probit, Logit, Counting Regression) applied in multiple real world problems like sales forecasting, churning, pricing, quantitative marketing, macroeconomic and commodity forecasting, for dozens of medium and large enterprises in several sectors as telecom, finances, energy, mining, retailing or agriculture. There are some examples Telefónica (ARIMA-Bass hierarchical models to forecast launching of new products) Livraria Cultura ([Brazil] Massive X-ARIMA Models to forecast millions of pairs SKU-store Vale do Rio Doce ([Brazil] Models forecast of iron ore prices) Monsanto ([Brazil] Bayesian model to forecast area planted with winter maize in Parana and Mato Grosso) Coke (Effect of long-term advertising) Bayes (Combination of macroeconomic forecasts) La Voz de Galicia (daily distribution for point of sale and promotional analysis) Banco do Brasil (Demand Cash) Attentive Chile (Charning) Scrapping and storing of world meteorological gridded hourly data and forecast Telefónica (Indexed query language over compressed binary data) Bahía de Bizcaia (Electricity price schedule) Telefónica (Launch anlysis of broadband product Imagenio) TeleSP (Promotions and churning) TeleSP (Brazil) (Application of lines and consumption by type of traffic) Microsoft Business Solutions (forecast sales and product classification of ERP Navision partners) FEDA (Andorra) (hourly consumption and optimization of hydropower resources) Telefónica (Analysis of competition and churning) Mercadona (sales forecast for the optimization of resources) Credit and Surety (macroeconomic model for pricing) CATSA (Canal +, CSD) (forecast calls and optimization of HR for the call center) ENUSA (On-line calculator for statistical functions) Recoletos Group (MARCA) (Sales and promotional analysis) Telefónica (automatic ARIMA modeling of time series) I'm experienced in C++, SQL, R, PHP, Python and I've created the open source programming language TOL (Time Oriented Language)

    $116.67 /hr
    0 hours
    0.00
  3. Roger Gartz

    Roger Gartz

    Business Intelligence Analyst with SAP BW experience

    Brazil - Last active: 3 days ago - Tests: 2

    BI Analyst/Architect with 6 years experience in SAP BW 3.x/7.x. Data modeling and development of InfoCubes, InfoObjetcs, DSO's, InfoSets, MultiProviders. Use of EDW architecture like LSA. Elaboration of generic Data Source SAP. ETL rules development in ABAP. Reporting with BEx, BO Web Intelligence, BO Dashboards, BO Analysis for OLAP and BO Explorer. Elaboration of functional specification. Process monitoring data load. Activation of BI Content and customization. Knowledge of PL / SQL.

    $20.00 /hr
    0 hours
    0.00
  4. Spencer Dossett

    Spencer Dossett

    Co-Founder - TeachToMarket

    Canada - Last active: 15 days ago - Tests: 5

    My strength lies in working with data and numbers. My educational background is in Accounting and Business. I currently work for one of the largest hedge fund administrators in the world building complex macros in Excel and Access for various business groups. I have a very strong proficiency with Microsoft Excel and Google spreadsheets. I can work with data, create complex lookups/formulas, create macros (software programs in excel/access), work with APIs, and work on web apps. I am currently building business simulation software that allows students to learn how to make business decisions in a video-game like environment. It uses complex formulas to award sales in the game based on the decisions that were made by the students and then produce reporting back to them. (you can check out the web app at www.teachtomarket.com). I also have working experience in MySQL, Mongodb, JavaScript, and PHP. I am looking for interesing projects that will build on my skills working with data.

    $23.33 /hr
    0 hours
    0.00
  5. Stephen S.

    Stephen S.

    Business Analyst and Project Manager

    United States - Last active: 1 month ago - Tests: 2 - Portfolio: 3

    Linked in Profile ssalaka 15+ years of varied industry experience (including extensive consultation work with large cap and fortune 500 organizations) in both software development and systems engineering as well as overall project management and client development/consulting; significant experience with Linux and Windows (mixed) environments and programming experience (including C#, JAVA, C/C++, shell scripting, and SQL), an MBA in Information Technology, and a solid understanding of complete systems lifecycle development/deployment/and support with a solid focus on applying process optimization strategies (Lean, TQM, 6 Sigma, etc...) My overall career path has been extremely varied, covering a wide range of tasks, duties and responsibilities (in an extensive breadth of industries) The main focus has been working in a (C#/JAVA/MSSQL) development;(Windows/Linux) deployment environment, designing and developing application/systems architecture for large scale portal (clustered and virtualized) applications, managing both development and server teams, designing and implementing systems security components, and deploying and managing network/infrastructure resources. Additional responsibilities have included client development/consulting, the integration of developed solutions into client project deployments, offshore team coordination, following development best practices to produce tested, integrated and fully-documented software solutions for Linux and Windows platforms (including Windows Mobile), and large scale systems roll out and deployments using both clustered (both hardware and software based) and virtualized (VMware) technologies. Business Level Japanese, JLPT Level 2 Conversational Spanish/German Specialties: Project Management, Software Development, Software Architecture, Systems Engineering/Architecture, Network Engineering, Programming, Troubleshooting/Maintenance, System Security, Software Architect, JPLT 2kyuu, DBA, MCTS, MCPD, MCSE 2003, SCJD 1.6, Security+, Lean Agent Certification, PMP, Six Sigma Black Belt Process Optimization

    $125.00 /hr
    0 hours
    0.00
  6. Kujtim R.

    Kujtim R.

    Data scientist & machine learning engineer in NLP and Computer Vision

    Macedonia - Last active: 3 months ago - Tests: 3

    I am PhD student in Computer Vision. I have graduated at Technische Universität München in 2014. My master thesis was related with NLP, text mining and machine learning. I am interested in computer vision, NLP and web development. Also I do online algorithm competition. I love math, and during high school and primary school I have participated in national and international math competition. During master studies I have done these projects: Worked in Yelp data-set challange as part of practical course data mining. Task: Estimated business rating using features extracted from business reviews (sentiment features and n-grams), user information and business location. Achieved 91% classification accuracy. (Text mining, machine learning, WEKA, Java) System of automatic agents for Indexing Pubmed & Pubmed Central for rich text annotations - Solr, Java, Bash (information retrieval, indexing, searching) Road type recognition using random forests on “BMW Car IT”- Python, Machine learning Web application "Collaborative video note"- Java Play!,ElasticSearch, CSS, JPA ,JavaScript, CSS, Ajax, PostgreSQL, GoogleAPI) Bachelor studies: Designed and implemented small compiler - 10000 lines of code C++ and 4 "student web application" in .NET Awards and honors: 1st place Codefu Autumn 2014 – competition in algorithms December 2014 DAAD scholarship for Master studies in Technische Universität München - April 2012 Honor Best Student of Faculty of Computer Science and Engineering, “SS Cyril and Methodius” University, Skopje and in top 3 students of university – 26.11.2011– Skopje Student of generation at Institute of Informatics (FNSM)– December2009,2011 Successful participation in Balkan Math Olympiad for adults – May 2008 Macedonian Math Olympiad (MMO 16-20years old): Silver (April 2008), Bronze (April 2006) National Math Competition in Macedonia – II prize (March 2008, 2007, 2006), I prize (March 2005) Successful participation in MMO -(April 2008, 2007, 2006, 2005) National WideMath Olympiad “PLUS” (Macedonia, Albania, Kosovo) III-prize (May 2003, 2004) IIprize (May 2005) Student of generation, 7th march (2004, 2005, 2006, 2007, 2008)

    $27.78 /hr
    0 hours
    0.00
  7. Carlos Figueiredo

    Carlos Figueiredo

    Ruby on Rails developer with Ecommerce experience

    Brazil - Last active: 4 months ago - Tests: 5 - Portfolio: 2

    Full-stack developer proficient on Ruby on Rails and Java, focused on Agile projects. Experience with Front-end MVC frameworks like Angular.js and Backbone.js Developer with years of experience in Business Intelligence techniques, like Basket Analysers, basket retail and Customers Relationship Management. Experience on many Ecommerce, CMS and CRM platforms like: Ecommerce - Spree (Ruby on Rails) - Shopify (customization apps)

    $40.00 /hr
    0 hours
    0.00
  8. Kelly Black

    Kelly Black

    Consultant

    United States - Last active: 04/10/2013 - Tests: 2

    I have a wide variety of skills and experiences. My speciality is in programming with an emphasis on c++, python, and R. I am also fluent in matlab.

    $20.56 /hr
    869 hours
    0.00
  9. Jorge Vazquez

    Jorge Vazquez

    Data Analyst\Programmer

    Spain - Last active: 10/10/2014

    Professional with over four years' experience in IT consultancy. Last projects are related to database administration with PostgreSQL and PHP, and data analysis/graphical representations in Excel (and VBA) and R software

    $23.33 /hr
    180 hours
    0.00
  10. Aimee J.

    Aimee J.

    Analyst - Programmer - Currently studying masters

    United Kingdom - Last active: 11/16/2014 - Tests: 5 - Portfolio: 1

    Currently working as a date analyst, I work heavily with Excel - cleaning data, performing statistical analysis and deriving insight to support key business projects. I also have knowledge of python and some front end development work.

    $27.78 /hr
    0 hours
    0.00