Top Upwork Freelancers

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  1. Octavian Dumitrescu

    Octavian Dumitrescu

    IT Admin

    Romania - Tests: 2

    I have been working as network admin and linux system admin for almost 15 years. I started as programer in C, C++ , php , mysql ,BASH scripting , javascript 10 years ago. I love to solve issues and I am eager to learn . I'm hard worker , passionate about IT&C . I am an expert at tracking down network and linux systems issues. As network admin I have a lot of experience with a lot of network devices brands.

    $15.00 /hr
    0 hours
    0.00
  2. Joel Bechtel

    Joel Bechtel

    Owner

    United States - Tests: 2

    I have worked as a successful President/Owner for my own company, Software Application Services, Inc., for over 19 years. Recently I sold a major portion (a vertical market software nationally-sold enterprise-level product line for non-profits) of my self-started company and am currently looking for contract work as a SyteLine ERP developer or VB.net Developer. • Managing and architecting projects using a variety of programming languages and architectures including VB.NET, C#, Java, etc. with customers ranging in size from $5M to $400+MM • Onshore/offshore project experience managing teams across multiple countries • Successfully developed, marketed, maintained, supported, and grew a leading nationally-sold vertical market software product line for the social service industry which was acquired in 2014 (sold-off major portion of my self-started business) • 19 years of experience in software development (mostly custom “ERP systems”), project management, systems administration, including analyzing, designing, installing, maintaining software, hardware, peripherals, and networks • 5 years of development experience (Background Task Definitions, IDOs, Stored Procedures, T-SQL, Taskman, Crystal Reports) in (Infor) SyteLine Systems including over 30 Enhancement/Support projects • Acquired functional and technical expertise in material, production and various aspects of business process design, support, development, resolving process issues, testing and implementation • Developed exceptional relationships with co-workers and end users • Superior troubleshooting and technical support abilities with software development, migrations, network connectivity, and database applications • Excellent communication & interpersonal skills with strong analytical, team building, problem solving and organizational abilities

    $80.00 /hr
    0 hours
    0.00
  3. Djordje J.

    Djordje J.

    Expert Software Developer

    Serbia - Tests: 2

    My name is Đorđe Jocić (George) and I'm a Bachelor of Science in Information Technology and I have skills, knowledge and experience in procedural and object oriented programming, software development (mobile, desktop and web) and modern databases. I have also done work in the field of applied mathematics - cryptography. The nature of my previous job and experience I gained working on my personal and payed projects has prepared me for almost anything. I'm extremely persistent in problem-solving and I always go the extra mile to find the solution. All of my skills are listed bellow, so if you have a job/project for me please feel to contact me! Be sure to check my official web presentation: http://www.djordjejocic.com/

    $15.00 /hr
    0 hours
    0.00
  4. Dmitry Chekin

    Dmitry Chekin

    Expert MSSQL Developer

    Russia - Tests: 2

    More than 12 years MS SQL Developer experience. Excellent knowledge T-SQL(Stored procedure, triggers, views, indexes). Fine skills MS SQL optimization: indexes, queries plan, denormaliztion. Great DBA experience: Backup/restore, Replication, Service Broker, Locks, Hardware requirements. Good OLAP experience: DWH design, Cubes creating (Microsoft Analysis Services). Good .Net experience: C#, ASP.Net, Win Forms

    $30.00 /hr
    0 hours
    0.00
  5. Jamie Smith

    Jamie Smith

    Mobile Software Developer

    United States

    I have been developing mobile applications for about three years now using Xamarin and Xcode SDK's. In the last two years, I have developed three mobile Apps using Xamarin and have been involved in the entire process from Development to AppStore/PlayStore submission. I enjoy problem solving and learning new things. My passion is mobile development and during most of my free time, I am usually coding away with a new or an existing application.

    $25.00 /hr
    7 hours
    0.00
  6. Afanasy Argunov

    Afanasy Argunov

    MEAN Stack Developer

    Russia - Tests: 1

    Hi, My name is Afanasy Argunov. I'm a newbie in upwork and cannot provide good portfolio. But I believe that my strengths are Creativeness and Punctuality. In works I always speak with the clients so I can understand their needs. For me the main points of work are client's needs and deadline My skills listed below: Node.js/mongodb/angular.js developer - strong knowledge in node.js - strong knowledge in javascript - strong knowledge in socket.io - strong knowledge in angular.js Android Developer: - developed Android applications for 5 years - strong knowledge Android principles - strong knowledge in Java Other Software Developer - strong knowledge in Python - good knowledge in Ruby - good knowledge in C/С++ development Network expert: - worked with networks based on Cisco Systems equipment for 10 years - CCNA passed in 2009 - strong knowledge in networking Linux System Administrator - worked with servers based on Linux for 4 years - good Linux knowledge

    $22.22 /hr
    5 hours
    0.00
  7. Pavel Lankmiler

    Pavel Lankmiler

    PHP/Web Developer

    Ukraine - Tests: 1 - Portfolio: 4

    Hello my name is Pavel Lankmiler. The last 3 years I have made ​​many websites using technologies such as html, css, php, mysql, css3, html5, js. My strong point is the backend development in PHP and Mysql. Also i have the skills and good experience in the frontend. Half a year of my work experience, I paid to the development on the famous javascript framework, extjs. I can make a website of any complexity and help you with any questions. I also do website maintenance. The more complex the job more interesting to do it :)

    $8.00 /hr
    0 hours
    0.00
  8. Mauricio Herrera

    Mauricio Herrera

    Sr Software Engineer

    Venezuela - Tests: 2

    I am a software developer with more than 5 years of experience. I worked with HTML5, Javascript, angular, Rest Service, Hibernate, Java, Jboss, Apache and databases like Oracle, MySql, postgres and SQLServer. I am Oracle Certified Professional, Java SE 6 Programmer and want to get certified as Scrum Master soon. My last work was Senior Software Engineer and management a development team in a project to Philippines. Strengths: - Task oriented - Considering the opinions of others - Motivating, persuading and relating with people - Attention to details - Delegating tasks - Decision making & Problem Solving - Seeing different points of view - Proposing ideas

    $16.67 /hr
    0 hours
    0.00
  9. Thomas Kuilman

    Thomas Kuilman

    R developer

    Netherlands - Tests: 1

    I have developed excellent R skills over the past year in my professional career, where I have written an R package for scientific use (see below for link to GitHub page). I am new to developing for clients, but regard this an exciting opportunity to apply my R programming skills in a professional environment. In addition to programming in R, I also have some experience in programming in Python, Javascript, HTML and CSS. I have excellent communication skills, I am eager to learn and looking forward to this opportunity.

    $12.00 /hr
    0 hours
    0.00
  10. Thamilvanan G

    Thamilvanan G

    Hybrid and Native Android Developer

    India - Tests: 1

    An experienced Android Developer having about 3 years of experience in Mobile Application development Skills: JAVA, AndroidSDK, HTML5,NFC APIs, Google Maps APIs, AWS APIs,Javascript, Jquery Mobile,SQLite, NoSQL - CouchDB,GIT o Ability to consume Web Services - XML and JSON o Experienced in developing Hybrid Applications using PhoneGap & JQuery Mobile o Strong expertise in NFC Technology - Reading and writing NFC tags using NFC devices, Secure element Access in NFC o Leveraging Google Maps APIs &Location APIs o Created Custom views in Android o Experienced in working with third party Hermes API o Experienced in rooting Android Device o Experienced in BLE (Bluetooth Low Energy) API o Developed HybridApp with Ionic framework, Angular Js and PhoneGap Plugins o Experienced in SQLite Database o Integrated Social API Facebook,Twitter in App PROJECT EXPERINCE: Project : NextQuestion Google Play :https://play.google.com/store/apps/details?id=au.com.touchtobuy.nextquestion Description: Next Question is a skill and time-based in-venue trivia application. It draws on an extensive database of questions, which is regularly updated. Live trivia games start every 20 minutes (during specific hours) and users can play for free. Prizes are offered to winning players. My Role: I provided the capability for each question to have different time limit based on the complexity of question. I provided the ability to give Half time score. I provided attractive animations and sounds to keep the user engaged until they finish the game. One of the Key aspects of the project: Customised CountDown Timer: In Android framework the Countdown Timer will not play the last tick. As a result, in the players’ devices, the game was not in synch. Therefore the default CountDown Timer in Android API was customized to meet the project needs. Used Crashlytics, to distribute the app and finding issues for the client. Project : BlueDot Parking Google Play :https://play.google.com/store/apps/details?id=au.com.touchtobuy.bluedotparking Description: Blue Dot Parking makes parking better for everyone. Using only your Android phone, you can pay for parking in marked areas. No more queues, searching for coins, or trying to get to a meter in the rain only to find it broken. All receipts are collated and can be emailed monthly, quarterly or annually. No more messy receipts for tax time. You will be charged for the time you use, usually in 15 minute blocks. A reminder is sent when there is 15 minutes left, to offer you the chance to add more parking. You no longer have to leave that meeting, or miss the game to go back to the meter. Project : YeldiAra Product Site : http://yeldi.com/ Description: A NFC based business application for Merchants which can do the transactions like Load, Pay and Recharge the Mobile, Data card and DTH through NFC Tag. Notification was implemented through Parse API service providing by Parse.com to engage the Customers with new offers. The WebServices were provided as XML and I consumed those services to provide the functionality in the App. Project:Food Express Description: A application for food lovers. Which is a Malaysian country based application, which shows the all the restaurants in Malaysia. The Application has features like Search restaurants based on Location, Category type, near by location and by Cuisine Type. A user can login into this application to rate and write the review about the restaurant and also having added to favorites. Once he loved the restaurant so whenever he wants to get the details of favorites restaurants he added, he can access it by logging into the application. Features: 1. 1.User can Book a table in a specific restaurant he wants to book for party or else. 2. 2.Everydata showing in search Results is Dynamic and getting it from live Web Services. 3. 3.Nearby features is working based on GPS. 4. 4.The searched result will show the details of restaurant like Address, menu, phone Number with Google map included to show the location of the selected restaurant to the customer. Project:Tag reader Description: Tag reader is a application which is Used to read the UID of the Corresponding NFC tag. I used file storage to store the UID's are stored in a file with specific file name in the external memory of the Device, Later we can send/upload this UID files using email Intent to the Server to Generate a Pin and account for this corresponding Tag alone for Further transactions using this tag. Project:Tag reader Description: Tag reader is a application which is Used to read the UID of the Corresponding NFC tag. I used file storage to store the UID's are stored in a file with specific file name in the external memory of the Device, Later we can send/upload this UID files using email Intent to the Server to Generate a Pin and account for this corresponding Tag alone for Further transactions using this tag.

    $4.50 /hr
    6 hours
    0.00