Top Upwork Freelancers

Clear all filters
  1. Ajith Prasad Anand

    Ajith Prasad Anand Agency Contractor

    Software Developer, Enterprise Architect, and Project Manager

    India - Tests: 2

    I have been in the software industry as Corporate Trainer, Software Developer, Enterprise Architect, and Project Manager for about 14 Years. I have a Masters in Computer Application and attended an Executive MBA program at the University of St. Gallen Switzerland and ESADE Barcelona Spain. I hold various professional certifications in Java Development and Enterprise Architecture. After years of experience working with companies like Tata Infotech (India), Velocient Technologies (India), Inet Technologies (Switzerland), Credit Suisse Bank ( Switzerland ); I could play a key role in setting up the following organizations Lxi Technologies Switzerland and Lxi Technologies India. I came to India from Switzerland on 2009, Strongly influenced by my Grandfather Late Sri Sadanam K Kumaran and the services he did to the village in Kerala, India. I was determined to further his work. In line with that vision, We are in the process of transforming a business we established in 2006 as LXI Technologies Gmbh (Switzerland) and LXI Technologies Private Ltd (India) into a Social Entrepreneurial venture based on Open / Transparent Culture, Shared Ownership, Collective Leadership etc. A lion’s share of the effort is into a social cause: training engineers from this village through internships increasing their chances of employ-ability, and generating lot of local jobs in this village.

    Groups: Sun Certified Professionals

    Associated with: LXI Technologies Private Ltd

    $66.67 /hr
    0 hours
    0.00
  2. Meenal B.

    Meenal B.

    Sun certified Java developer,jsp,servlets,struts,Hibernate,Oracle,BPEL

    United States - Tests: 4 - Portfolio: 5

    I am a SUN certified java developer, web component developer, speacialist in Java / J2EE platforms. Over the last 5 years I have worked on several web applications developed using a wide variety of technologies like: Core Java - Threads, Collection Framework; J2EE - JSP, Servlets, Struts, EJB, Hibernate, JMS, JDBC, JAXB, Log4j; App Servers - WebSphere, Apache Tomcat, OC4J; Techniques - Java, J2EE Design Patterns; Tools - Eclipse, SVN, VSS, Perforce, TOAD; SOA - XML, SOAP, WSDL; Web - HTML, CSS, JavaScript (fair knowledge); Others - PL/SQL, Oracle, MySQL, BPEL workflow, Rule Engine (fair knnowledge); I have worked with some of the biggest IT companies in India for huge clients based in US and Europe from the Banking, Finance, Insurance domain. I am looking out for work in Java / J2EE / J2ME platforms. I can offer the best techniques which I have gathered through my experience of 6 years. I assure quality and efficient work althroughout.

    Groups: Sun Certified Professionals

    $8.89 /hr
    435 hours
    4.62
  3. Gabor H.

    Gabor H.

    Well grounded (Java and Python) developer and scraper.

    Hungary - Tests: 7 - Portfolio: 5

    Over the last 12 years I have developed a wide range of OO applications in small or medium size projects or alone, most of them in Java. I'm a SUN (Oracle) Certified Java Programmer. My core competencies are Java SE, Java EE and Python. My speciality is website scraping (in Python or Java) and performance tuning. I have also experience in the following areas: Flex/ActionScript 3, SQL, Hibernate, Spring Framework, JSP, web service developement, PHP, C#, C++, SmallTalk, database modelling, UML, XML, Tapestry 5, Scala, Ruby, Liquibase, DDD, BDD. If I need to do a professional writing (Copywriting, Project Description, Project Summary, Technical Concept, etc.) I prefer LaTeX as tool so you have a well-formed, syntax-highlighted and print-ready document in your hands. Besides these PDF documents open with the same layout on every machine. I translate texts (casual or professional) from/to English, German and Hungarian. Because I like writing I'm capable to create blog and journal content for your homepage in almost any category. I'm an ISTQB Certified Tester. I have experience in designing and writing test cases, test execution. I'm familiar with JUnit, TestNG and Mercury (HP) Quality Center, TDD.

    Groups: Sun Certified Professionals

    $15.00 /hr
    55 hours
    4.23
  4. Arnab Karmakar

    Arnab Karmakar

    Java/J2EE/MQL4/Forex/Futures/Stocks Developer/Trader

    India - Tests: 5

    Over 6 years 6 months of Professional Java Enterprise Software Analysis, Design & Development experience java/j2ee technologies Over 6 years 6 months of experience in full software development life cycle (SDLC) using agile Development methodology such as Rational Unified Process, Scrum, and agile Programming Expert in collections, core java. Industry Exposure includes Finance/Healthcare/Technology/Gaming. Expertise with Hibernate framework/JPA. Experience in Service Oriented Architecture (SOA) and Distributed Components Architecture with Web Service, SOAP, EJB Service, and Messaging Service Proficient in core Java Enterprise technologies such as EJB(session bean, entity bean, message driven bean, JMS, JTA,JAAS, RMI, Java Web Service, Java SOAP, Java Thread, Java Socket, Java Servlets, JSP, JSF, JSTL, Custom Java Tag Library, JDBC, Java Collections Framework, Richfaces, Swing etc Proficient in Message Oriented Middleware (MOM) technology such as JMS, Web Service SOAP,IBM WebSphere MQ (a.k.a. MQ Series) Designed SOA using WebSphere process server and MQ Series as message broker Excellent in object-oriented analysis, design and development skills using Java Design Pattern, Java best practices and UML modeling (Use Cases, Components Structure, Class Hierarchy, State and Processes, etc.). Implemented various design patterns from following categories Creational pattern - Abstract Factory, Builder, Factory, Prototype, Singleton Structural Pattern – Adapter, Bridge, Composite, Decorator, Façade, Flyweight, Proxy Behavioral Pattern – Chain of Responsibility, Command, Interpreter, Iterator, Mediator, Memento, Observer, State, Strategy, Template Method, Visitor JEE pattern – MVC, Business Delegate, Composite entity, Data Access Object, Front Controller, Intercepting Filter, Service Locator, Transfer Object Excellent Oracle 10g, Oracle 9i/8i, PL/SQL , SQL Server MySQL , DB2 database skills (Store Procedures, SQL Query) Excellent Web 2.0 Technology skills such as PROTYPEJS, JQUERY, XML, AJAX, HTML, DHTML, CSS, JavaScript (oop), JSON. Knowledge of action script 3.0 Experience with XML/XSL/XSLT/XQUERY/XPATHDOM/SAX. Used WS-security. Experience with Java Enterprise Application Servers such as IBM WebSphere, BEA Web Logic and Tomcat. Developed server-side components, three-tier architecture and various multi-platform integrated systems. Excellent Working Experience on IDE tools like RAD, Eclipse, WSAD and NetBeans. Experience in JUnit testing framework and in ANT build environment. Experience in working with Websphere portal Experience in writing Stored procedures and triggers Experience in using XDoclet to generate EJBs Coordinate various tasks and work well within a team environment. Excellent communication and inter-personal skills

    Groups: Sun Certified Professionals

    $38.89 /hr
    4,437 hours
    4.84
  5. Tamer M

    Tamer M

    MSc in IT - Java, PHP/MySQL, HTML, Ajax, CSS, Facebook, APIs Developer

    United Kingdom - Tests: 14 - Portfolio: 2

    I'm a full time developer and have been working on a variety of different projects for the past 6 years mainly involving Social Media, E-commerce & Facebook Marketing applications. I'm interested in Web & Facebook applications whether they require building from scratch or need some maintenance & enhancements. My main development skills are in Java, J2EE, LAMP (Linux, Apache, MySQL, PHP) and the Yii Framework. I also have good linux/unix administration skills (including shell scripting). Furthermore I can also implement front end designs using HTML, CSS, Java scipt and Ajax. I have great experience with APIs such as Facebook, Flickr, Bebo and Twitter and I have even built an OAuth API for a previous client.

    Groups: Facebook Developers, Sun Certified Professionals

    $38.89 /hr
    453 hours
    5.00
  6. Sridhar Kolluri

    Sridhar Kolluri

    J2EE developer / Architect / Project manager

    India - Tests: 9

    Over the years I had worked with some of the reputed customers such as IBM, MCI UK, 3Com, Rockwell Automation and Blue Cross Blue Shield of Florida. Have done many on-site and offshore application development and support. Possess excellent Communication and Logical and Analytical skills. Can adapt new tools & technologies quickly Good documentation techniques, experience across Manufacturing, Telecom and Insurance domains. Possess expertise in Open source technologies (LAMP model) More than 4 years of Project management experience

    Groups: Sun Certified Professionals

    $11.11 /hr
    77 hours
    5.00
  7. Henry M.

    Henry M.

    Java/J2ee Engineer

    India - Tests: 7 - Portfolio: 3

    1) Over 9 years of experience developing applications(Web/Enterprise) using following technologies viz Java/J2ee, Hibernate, Spring, Struts and Python. 2) Sun Certified Java Programmer and Sun Certified Web Component Developer. 3) Excellent OOP & OOAD skills. 4) Client side design development using AJAX, and JavaScript. 5) Excellent technical and troubleshooting skills, and have been complemented with quick learning capability. 6) Can assure you guaranteed results and quality work.

    Groups: Sun Certified Professionals

    $11.11 /hr
    5 hours
    4.91
  8. Vineet J.

    Vineet J. Agency Contractor

    BigData Hadoop Developer / JEE Architect

    United States - Tests: 5

    Over 14 years of experience in Java/JEE / BigData technology stack as Lead/Architect in analysis, design, development, performance tuning, analytics, with multi vendor multi tier applications. Role(s) played: Architect, Scrum Master, and Technical Manager Over 2 years of big data experience using Apache Hadoop ecosystem consisting of HDFS, YARN, MapReduce, Pig Latin, Hive, Flume, Sqoop and Oozie. 2+ Yrs of experience with NOSQL databases like Cassandra, HBase and MongoDB. Knowledge of Apache Spark, Storm, Apache Kafka and Amazon EC2. Hands on experience on installing, configuring Hadoop Cluster of Apache Hadoop distribution; with knowledge of Apache Lucene, Map R, Splunk, Mahout Tools. Instrumental in architecture of data warehouses, OLTP and OLAP solutions. Strong track record in Enterprise IT systems, JEE frameworks and SOA design patterns for building stable and scalable systems. Capable of processing large sets of structured, semi-structured and unstructured data and support system application architecture. Extensive experience in Software SDLC and Agile processes, managed cross geography location scrum teams (up to 40 members) with producing high quality end to end development and delivery with [On/Off]shore model. Experience in HealthCare, Financial, Banking and Manufacturing domains. Extensive experience in OOAD, UML, JEE and Core Java design patterns.

    Groups: Sun Certified Professionals

    Associated with: SMART Inc.

    $60.00 /hr
    765 hours
    4.23
  9. Ritesh K

    Ritesh K Agency Contractor

    Expert Rocking Java Certified(SCJP,SCWCD) Senior Developer

    India - Tests: 8 - Portfolio: 1

    We are a young expert group in all open source technologies like Java,J2EE,PHP,ROR,Joomla,Zend. From last five years We develop medium to large web applications in all open source and focusing on quality with less time work.We are available to support and help to our great customers and world wide-client for 24 hours.We recently started to work on Odesk.We deals in Games,Social Web application Development.and We develop Oracle ,File maker based applications for world-wide Client.Our Young Team consists of all IITians and dedicated team available for 24 hours.

    Groups: Sun Certified Professionals

    Associated with: Software Dev Group

    $14.00 /hr
    24 hours
    5.00
  10. Rus M.

    Rus M.

    15 yr exp - Java core/JEE/Spring/JPA/Hibernate + ...

    Russia - Tests: 2

    More than 10 years of experience in applications programming, analysis, database design and web development. Exceptional focus and follow through skills, with a track record of efficiency and productivity. Java, Spring, J2EE/JEE, EJB, Hibernate/JPA, JDBC, Multithreading/Concurrency, GWT, ExtJS, Swing, RESTfull WS, SQL, Oracle, MySQL, HSQLDB etc

    Groups: Sun Certified Professionals

    $16.67 /hr
    40 hours
    5.00