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Gavin Maximilian

Hadoop Developer/Administrator and Content Editor

$28 / hr

$31040+ earned

  Finland

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.

Pavel Smirnov

Full stack developer/ Game development and ColdFusion expert

$25 / hr

$19625+ earned

  Ukraine

I am a full stack developer having 8 years of proven experience in Game and ColdFusion development. I have worked with a core team of engineers, animators and creative producer to innovate, envision, created and integrated new games into an existing mobile app and framework. Developed and built fun interactive experiences that tie into existing episodes using well designed code, distributed prototypes and early playables for review and feedback. I have participated in daily and weekly meetings with the team, resolved issues, problems and errors encountered and stayed current with the latest development best practices. I have performed gap analysis and developed optimized road maps to support strategic initiatives, consulted with application or infrastructure development projects to ensure compliance with enterprise architecture. Under the direction of the technical director I have delivered high quality, maintainable code against established product shipping deadlines. I have created, maintained and optimized the game’s engine, editor and related tools used for the game’s development. Implemented new game features and services in close partnership with the content team of the project and with respect for the player’s comfort and game’s performance. As a senior Coldfusion developer I have conceptualized and wrote optimized ColdFusion code for applications, managed launch of international web based point of sale application and promoted to a team leader in charge of supervising and guiding the development of junior programmers. I have been involved in writing stored procedures and triggers, performed document analysis and added enhancement requirement documents. I have developed and maintained ColdFusion 8, HTML, JavaScript and CSS code for many sites, built several singleton utility components to aid in reducing code redundancy. I have re engineered and optimized several sections of the existing ColdFusion code and mySQL queries, provided technical expertise to ensure user interfaces, database development and web development for that software system. Conducted technological developments for making appropriate updates on that existing software and researched coding and database concerns to resolve non-functional applications issues. I have worked with a team and alone on many projects and upgrades to the internal business application.

Hitesh Agja

Expert React/React native developer

$25 / hr

$0+ earned

  India

I am an expert in React Native Android and iOS app development. I am an expert in React.Js frontend development. I am an expert in Node.js, Meteor.JS, Typescript, and Angular.JS

David Nichols

Medical and clinical database design and analytics expert

$50 / hr

$0+ earned

  United States

I am skilled data and database designer with focus on data in the medical space. I have worked on projects involving database, data warehouse, and data visualization design. I also have experience in data migration, analytics, and AI learning on the medical and EMR space.

Robert Scott

DockerEngineer / Salesforce Administrator

$43 / hr

$28550+ earned

  Ireland

I'm a DockerEngineer and Salesforce Administrator over 11 years of professional experience and implemented a production ready, load balanced, highlyavailable , faulttolerantKubernetes infrastructure. Containerized all the Ticketing related applications - SpringBoot Java and Node.Js applications using Docker. Created required components to enable a private, internal only cloud infrastructure. Developed, maintained and enhanced pre and post build scripts (Shell and Python) Designed and documented CI/CD tools configuration management. Created a Continuous Delivery process to include support building of Docker Images and publish into a private repository- Nexus v3. Installed and configured Nexus repository manager for sharing artifacts between internal teams and created proxy Nexus repositories to speed up the build process. And managed Salesforce clients & users; gathering the necessary account requirements to successfully strategize and plan each project, and implement those plans to their organizational needs. Designed, setup and maintained Salesforce standard objects, custom objects and junction objects, while also structuring user roles, security profiles and workflow rules. Ensured data integrity through the appropriate use of de-duping, loading and exporting tools, for bulk of data using Data Loader, Admin Garage and Lexi Loader. Created and updated users, reports and dashboards to track pipeline/stages for management visibility, while integrating Appex (applications) to Salesforce accounts such as Conga Merge and Outlook. Performed user & administration training sessions for clients to utilize Salesforce and respective programs.

Andrei Pavlovski

.Net&C# Specialist with PWA systems development

$19 / hr

$4250+ earned

  Russian Federation

I’m an ASP.net, .NET and C# developer with over 8 years of experience. I’m skilled in designing, testing, and developing software thorough understanding of data structures and algorithms. I have developed a scheduling software and appointment booking app using Javascript, HTML and Node js. I designed various websites: business, law, betting etc. I have developed interactive plugins and themes which have been commended for their functionality many times. I was responsible for development updates using VB.net and ASP.NET, supporting releases developed in ASP. I implemented database programming and design. My Key skills include: Languages: C++, Java, C, .Net, SQL; Applications: MS Visual Studio, Eclipse; Application servers: JBoss, Tomcat; Operating systems: Windows, Unix, Linux; Database systems: SQL Server, MySQL, Ingres; Certifications: CCNA, Unicenter Engineer. I speak English with my clients, and I want to use upwork for my career growth.

Esteban Beithon

Brand journalist / Business Activity Monitoring and Full Stack developer

$43 / hr

$22225+ earned

  Canada

I am a professional Brand Journalist/ Business Activity Monitoring and have a solid experience as a Full Stack developer. I have researched, documented, wrote and conveyed news in an honest, ethical and objective standard, Interviewed people in a wide range of social circumstances, constructed contacts and sources for use in future stories. I have covered a wide range of topics, including breaking and local news, crime and court proceedings, health and fitness, dining, travel and entertainment. I have done internet research on prospective articles, arranged interviews via phone and email, prepared expense reports and invoices, updated and maintained contacts' database. During my working years I have used Adobe programs to design flyers and event schedule, conducted interviews with participants at event, managed social outlets that covered the Rally, updated Twitter accounts, Insagram, Facebook, published event overview. I have generated and contributed story ideas using beat sources and contacts, edited news stories on, did research using internet, contacts, and media sources, delivered on-air coverage and breaking news. Worked closely with content and layout editors, planning publication materials for release according to deadlines Proficient in Adobe Illustrator and Photoshop. As a business development analyst I have organized and facilitated sales promotion programs and participation seminars. Managed third-party incentive program, including developing and maintaining agreements, monitoring payments and monitoring performance. Monitored financial success of carrier participants' track performance and transitioned carriers through different participation tiers as needed. Independently developed training materials and gave frequent presentations to educate multiple Implementation Teams about tax incentives. I have created and maintained current revenue data and business leads. During my working years I led website redesign with improved content and conversion rate driven by consumer analysis. I have implemented operational improvements based on time studies, activity tracking & analysis, provided logistics training for new sales representatives & service providers, created a user-friendly user manual for the IMS. I am quick to learn new systems and it would be fantastic to work with you, so please get in touch to discuss your upcoming project. I am open to provide You excellent services for your needs.

Louis Dickson

Full Stack Developer

$21 / hr

$4013+ earned

  Switzerland

I provide creative, high-tech solutions to your web design and programming needs. I have broad experience in Linux, Apache, MySQL and PHP / Perl. (Also known as the LAMP stack.) I adhere to industry best practices, and bring to your projects the disciplines of MVC framework design patterns such as CodeIgniter in PHP, Git version control, and project management systems such as Jira, Unfuddle, and Trac. My core competency lies in developing applications using different technologies (mostly Java, HTML, XML, JavaScript with SQL databases) in different company types in various levels - from the simple document evidence to the data analysis. Skills: Java, J2EE, UML, Design Patterns, SQL, Hibernate, Struts 2, HTML, XML, JavaScript, LotusScript, Eclipse, HTML, JavaScript, JBuilder, Ajax, Swing etc.

Noah Smith

Senior Web Developer

$25 / hr

$0+ earned

  Canada

I am a Web and Software/Script Developer and Engineer having more than 8 years development experience, having worked for various companies and individual clients, developing a wide range of websites using HMTL, DHTML, ASP, J2EE, MySQL, and MSSQL including sites and systems. I provide creative, high-tech solutions to your web design and programming needs. I have broad experience in Linux, Apache, MySQL and PHP / Perl. (Also known as the LAMP stack.) I adhere to industry best practices, and bring to your projects the disciplines of MVC framework design patterns such as CodeIgniter in PHP, Git version control, and project management systems such as Jira, Unfuddle, and Trac.

Pietro Romano

Senior Developer

$25 / hr

$0+ earned

  Italy

Hello, I’m a Full Stack Web Developer. I have worked for a variety of clients on several different types of projects. I can develop database and user compulsive web interfaces and templates, external web portals, creation of company intranet, and improving existing web applications and internal systems. I have extensive experience in software programming and design and I feel that my professional and educational background will satisfy the requirements of this position. My professional experience includes designing and crafting code for various web functions and then testing the resulting code to meet client needs. My technical proficiencies include demonstrated expertise in HTML/HTML5, CSS/CSS3, PHP, Flash, SQL Server and a profound knowledge of JavaScript and C++. I also have a solid foundation in Express, AngularJS, and Node.JS. API Development. I’m with competencies in Jquery, and Ajax, knowledgeable and certified in JavaScript.I have been able to develop interactive plugins and themes which have been commended for their functionality many times.My technical proficiencies include: Photoshop and Illustrator and visual design. Wordpress plugins, themes, WooCommerce.