SQL Developers

Eduardo Wilson

Costa Rica

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I have strong understanding of distributed systems, operating systems, networking, databases, security, and analytics. also have Experience building and managing Java projects using Maven. I have 7 years of working career. I have experience working on web applications with 4+ year as a lead. I have experience writing automated tests; Test Driven Development. Thorough experience in programming C# ASP.NET MVC and JavaScript/TypeScript applications I have also experience in creating high-quality general frameworks. Skill for independent research & prototyping. I have also skills like Database design, strong query and stored procedure development skills with SQL Server, Strong analytical skills—the ability to weigh costs & benefits and arrive at a sensible compromise, Strong interpersonal skills and ability to work with diverse workforce. My skills include; Python. Java. Ruby/Ruby on Rails. HTML. JavaScript. C Language. C++ C# Objective-C. PHP. SQL. Swift , Shopify, Magento, Wordpress, nopcommerce and etc.

• Hourly Rate$30 / Hr
• Total Earned$22275
• Experience7 Years

Gavin Maximilian

Finland

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I am a Hadoop Developer/Administrator and Content Editor. Developed Oozie workflow to automate the loading of data into HDFS and Pig for data pre-processing. Architected 60-node Hadoop clusters with CDH4.4 on CentOS. Successfully implemented Cloudera on a 30-node cluster. Leveraged Sqoop to import data from RDBMS into HDFS. Developed ETL framework using Python and Hive (including daily runs, error handling, and logging) to glean useful data and improve vendor negotiations. Performed cleaning and filtering on imported data using Hive and MapReduce. Developed and designed a 10-node Hadoop cluster for sample data analysis. Regularly tune performance of Hive and Pig queries to improve data processing and retrieving. Run Hadoop streaming jobs to process terabytes of XML data. Created visualizations and reports for the business intelligence team, using Tableau. Analyzed datasets using Pig, Hive, MapReduce, and Sqoop to recommend business improvements. Setup, installed, and monitored 3-node enterprise Hadoop cluster on Ubuntu Linux. Analyzed and interpreted transaction behaviors and clickstream data with Hadoop and HDP to predict what customers might buy in the future. Setup the ganglia monitoring tool to monitor both hadoop specific metrics and also system metrics. Wrote custom Nagiosscripts to monitor Namenode, data node, secondary name node, job tracker and task trackers daemons and setup alerting system. Experimented to dump the data from MySQL to HDFS using sqoop. As a content editor wrote copy sourced material and developed ideas. Proofed and edited online copy for newspaper website. Ensured all articles and posts followed correct grammar and style guidelines. Tested website usability and appearance for attractiveness and errors. Designed new features for site to increase user engagement. Monitored website communications and escalated problems.

• Hourly Rate$38 / Hr
• Total Earned$31040
• Experience15 Years

Duke Oha

Nigeria

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• Hourly Rate$0 / Hr
• Total Earned$0
• Experience0 Years

Martin Klein

Germany

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I'm a Software Engineer with through hands-on experience in all levels of testing, including performance, functionality, integration, system, regression, and user acceptance testing. As a senior developer, participated in the design, development and support of a number of in-house and client facing windows and web based application, utilizing .NET, XML, web services and client-server techniques. Designed, developed and maintained real-time and batch applications for strategic financial client, as well as software programs for the Marketing core database search engine. Designed and developed real-time data processing and hygiene application as well as improvement processes to keep customer's data in synch and database perform efficiently. Created Detail Design, detailed level of effort and QA and Operation Turnover documents. Developed and enhanced customer-facing web applications using the struts framework on weblogic. These applications included a customer account maintenance site as well as a shopping cart application to attract new customers. TECHNICAL SKILLS Languages: Java, C/C++, Perl, VB.NET, ASP.NET, DHTML/XML, Shell Scripts Operating Systems: UNIX (Linux, Solaris, AIX, HPUX, BSD), Windows Networking: TCP/IP, RPC, HTTP, Security, J2EE/Servlets Object Oriented: OOA/D, UML, CORBA, RMI, EJB Database: Oracle, Informix, Sybase, SQL, PL/SQL, ERD

• Hourly Rate$30 / Hr
• Total Earned$22720
• Experience10 Years

Elianor Petit

Armenia

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I have been working as a Full Stack Developer for the past five years and have a strong foundation in both front-end and back-end development. I was responsible for developing and managing the company’s web applications. I have experience with a variety of programming languages.I am a motivated and enthusiastic individual who is always looking for new ways to improve my skills and knowledge. I am proactive and take initiative to find solutions to problems. I am also a team player and am willing to help out wherever needed.

• Hourly Rate$25 / Hr
• Total Earned$0
• Experience6 Years

Maria Hamons

Moldova, Republic of

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I am a Full Stack developer and designer with 7+ years of experience in creating and delivering user-centric applications and solutions, I look forward to bringing my strong creative, technical, and analytical skills to your project. Throughout my career, I have been acknowledged as a solution-focused professional with the ability to design and develop innovative applications using advanced technologies.

• Hourly Rate$30 / Hr
• Total Earned$24607
• Experience7 Years