iPhone App Developers

Ethan Robertson

Ukraine

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Innovative software engineer offering 10 years of experience in the full software development lifecycle – from concept through delivery of next-generation applications and customizable solutions. Engineered modern applications with Java, C#, C++, ASP.net. Node.js. Vue.js, JavaScript, SQL Server, Oracle and No SQL. Built innovative microservices and Web Services (incl. SOA/SOAP/REST/XML). Utilized Cloud Foundry for efficient building on top of Kubernetes. Expert in advanced development methodologies, tools and processes contributing to the design and rollout of cutting-edge software applications. Efficiently deployed and integrated software engineered by team and updated integration/deployment scripts to improve continuous integration practices. Liaised with Product Managers to identify minimum viable product requirements and clearly defined feature sets into well-scoped user stories for individual team members.

• Hourly Rate$45 / Hr
• Total Earned$25795
• Experience10 Years

Martin Sokolov

Ukraine

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I am a professional Full stack developer having proven experience in Mainframe Programming and Aix Administration. I have supported system programmers and engineers to quickly address and resolve any issues generated by batch processing and automated jobs. I have performed backups on Proxy, Stock, Dividends and systems development production libraries through batch processing and automated interfaces. Improved batch processing by creating and deploying automated panels or applications, scheduled, processed and monitored thousands of batch jobs and automated panels. I have assisted production support managers and attended and participated in disaster recovery meetings held at various locations. I have performed maintenance and troubleshooting on existing applications as well as developed new applications in support of business objectives. I have generated more complex technical assessments, developed solution alternatives, evaluated options and provided recommendations considering efficiency and cost effectiveness to achieve complete solution development, problem resolution and/or system maintenance that meets the business needs. I was responsible in the support and maintenance for different sub-systems of the company, by developing new programs and/or modifying the existing ones. Developed and implemented change requests for enhancements and regular maintenance changes. Let me also mention that I have written technical design documents and program specifications. I have worked with QA analysts, business analysts and business units in resolving issues found during system testing, integration testing and user acceptance testing. For many years I have worked as an Aix Administrator and I have provided technical support on the various functions of the AIX operating system, coordinated changes and upgrades with other groups and users. I have worked with data center staff on various functions and procedures, wrote and maintained scripts to automate daily and manual procedures and maintained scripts for OS and file system backups. I have successfully upgraded AIX, coordinated upgrades with various groups and users. Worked with IBM and Vendor support and applied AIX maintenance. I have responsible for multi-million dollar software budget and negotiated contracts with vendors for equipment and software as needed. Provided leadership as well as hands-on technical support of AIX. Installed and customized all of the software listed below under Mainframe environment and was heavily involved with the selection, contract negotiations and project planning. I have designed an electronic change management process that allowed for automated fall back of programming and Job control changes. Developed improved methods for tracking storage subsystem usage, resulting in significant cost savings due to system downtime, supported AIX systems in disaster recovery exercises and performed day to day system monitoring and administration of AIX systems. I have provided a detailed documented operational procedure to the client as a part of the contract requirement and did knowledge transfer for the entire build and test environment. I have implemented and maintained several client-server applications on AIX platform and provided remote technical support for the AIX software team.

• Hourly Rate$35 / Hr
• Total Earned$19375
• Experience7 Years

Frank Hayes

Sweden

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I am a highly experienced Pentaho BI Suite Developer and Data Architect. I have got master's degree after which I have started my working career, having worked on various data analysis and data visualization projects. I have developed the following skills and experience: developing database solutions to store and retrieve company information, installing and configuring information systems to ensure functionality, analyzing structural requirements for new software and applications, designing conceptual and logical data models and flowcharts, conducting tests, troubleshooting and integrating new elements, improving system performance, using various data visualization tools like Tableau, D3.js and R, having worked with MS Excel, Word, PDF, SQL and Oracle. I have aso great experience in creating database systems or improving and optimizing the excited ones, providing operational support for Management Information Systems (MIS). I have also great experience with Pentaho BI Suite in designing, developing, implementing, and maintaining Open Source BI solutions. Mostly I love to work with the following Pentaho Plugins: - BA Server Utils Plugin - Avro Output Plugin - OS File reader Plugin - Token Replacement Plugin - Pentaho Data Integration - Pentaho CTOOLs (CDF, CDE and CDA), etc. I have also worked with various data mining and segmentation techniques for data extraction and input.

• Hourly Rate$35 / Hr
• Total Earned$9945
• Experience8 Years

Rose Danylo

Ukraine

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I'm a highly experienced Full Stack Developer who assists on both the front-end and back-end software development tasks. I'm responsible for ensuring quality assurance, developing strategies to support system applications, database management and providing a positive user experience, among other responsibilities. I have advanced proficiency in: - JavaScript - AngularJS , NodeJS, ReactJS, VueJs - CMS: WordPress, OpenCart, Magento, PrestaShop, Shopify, Drupal, Wix - PHP -Laravel -Linux - MySQL/SQL - UX/UI - Graphic Design - Adobe Photoshop

• Hourly Rate$20 / Hr
• Total Earned$7378
• Experience8 Years

David Jicks

United Kingdom

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10 years of experience in developing web and mobile applications in Java. Implemented solutions using Google API's that automates day to day tasks using Google products including Spreadsheet, Docs, Drawings, Calendar, Contacts, Gmail. Developed MVC, Singleton, Factory Method, Delegation. Built store application with Geospatial databases using Google Maps APIs.

• Hourly Rate$30 / Hr
• Total Earned$7695
• Experience10 Years

Irene Bonner

Ireland

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As a full stack web developer, I am proficient in both front-end and back-end technologies, allowing me to handle all aspects of web development. From designing appealing user interfaces to creating efficient server-side logic, I am equipped with the skills to build high-quality, dynamic websites and applications. With a keen eye for detail, strong problem-solving abilities, and a passion for staying up-to-date with emerging trends, I strive to deliver seamless and engaging user experiences.

• Hourly Rate$30 / Hr
• Total Earned$46349
• Experience7 Years