Изображение профиля chesslover
Флаг Philippines Quezon City, Philippines
На сайте с 7 июня 2017 г.
3 Рекомендации


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Highlights: * Proven success and expertise with 17+ years experience as Java architect/developer * Hibernate: 9+ years, Spring: 8+ years, Struts: 5+ years, Groovy/Grails: 3+ years, JHipster: 1+ years, Angular 2/4: 1+ years Skills: * Ardor/Ignis/Nxt, Bitcoin Core (bitcoind), Stellar, Ethereum (Solidity, ERC20, Truffle, web3-js, web3j) * JHipster, CUBA Platform, RxJava, JavaFX, Apache Cassandra, Docker, AWS, Gradle * Angular 4, Polymer 2.0, ES6, Typescript, Bootstrap, Yarn, Webpack, SASS, jQuery, AJAX * Spring: Spring Boot, Initializr, MVC, Integration, Batch, Scheduler, Security, LDAP * JEE: EJB, JSP, servlets, JMS, JNDI, JDBC * RESTful/JSON, SOAP/XML, Apache CXF, JBoss RESTEasy, Jackson * Maven, Spring Data JPA, Hibernate, MyBatis, GORM, EclipseLink, Quartz * Groovy, Grails, GSP, Struts 2, Thymeleaf * JUnit, TestNG, SoapUI, JMeter * Heroku, Oracle Service Bus, Oracle WebLogic, JBoss, Tomcat, Jetty * Oracle DB, Postgres, MySQL, IBM DB2, SQL Server * OpenDJ, OpenLDAP, Active Directory
$30 USD/ч.
4 отзыва (-ов)
  • 100%Выполненные работы
  • 100%В рамках бюджета
  • 100%В срок
  • 7%Рейтинг повторного найма


Последние отзывы

  • изображение zyondymonds Microservices *** NO AGENCIES *** $15.00 USD

    “Valentino really impressed me with his dedication and attention to details. He is a true professional and would always recommend and work with him in the future. Thanks again!”

  • изображение zyondymonds Microservices *** NO AGENCIES *** $15.00 USD

    “Valentino really impressed me with his dedication and attention to details. He is a true professional and would always recommend and work with him in the future. Thanks again!”

  • изображение geraldstuder Penetration test an Ethereum ERC20 coin contract on the testnet $1206.04 USD

    “Project was tested thouroughly, on time and under budget. 10/10, would hire again!”

  • изображение JesseBeemvision Custom blockchain coin $1111.00 CAD

    “good he keep you up to date and delivers”

  • изображение egilbertwilliams Launch an ICO initial coin offering -- 2 $38.00 CAD

    “Thank you for your time, all the best with your next project.”

  • изображение Tsubasa K. Create a Bitcoin / VIX / GOLD index $125.00 USD

    “Excellent coding skills. I would recommend him very much. Thank you so much for working for me through freelancer!”


Full-stack E-commerce Architect/Developer (Freelance)

Jan 2017 - Jun 2017 (5 months)

Multi-channel seller integration (eBay, Amazon, etc.) software-as-a-service (SaaS) on JHipster, Spring Microservices, JHipster Registry, Angular 2, Bootstrap, Metronic admin theme, Webpack, SASS, Gradle, Apache Cassandra, Docker, Docker Compose, Docker Swarm, Akka clusters, RancherOS, and Amazon Web Services.

Java Contributor (Freelance)

Dec 2015 - Feb 2017 (1 year)

* Lead SCIM (System for Cross-domain Identity Management) Developer. * Shibboleth IdP upgrade from v2 to v3 - upgraded Gluu’s IdP to the latest v3 version with backward compatibility to v2. * Gluu Server migration from v0.1 to v2.4.2 - Developed the migration strategy and helped the client (Toshiba) upgrade libraries and create use case unit tests in OpenID Connect and SCIM. Wrote the Groovy script that migrated the OpenDJ LDAP delta schema and data.

Senior Applications Developer

Sep 2010 - Dec 2015 (5 years)

* GSIS Project - Infrastructure and Applications Lead. Built a SOAP connector based on Oracle Service Bus (OSB) fronting SAP ERP Web services. * UCPB Trade Finance System - Tech Lead/Lead Developer for a platform dealing with import/export Letter of Credit (LC) for a bank. * Securities Auction System - Lead Developer for an auctioning platform of government treasury bills and bonds for the Bureau of Treasury of the Philippines.

Senior Java Developer

Mar 2008 - May 2010 (2 years)

Mainly worked on RIAs (Rich Internet Application) as Lead Java Developer with Adobe Flex frontend.

Senior Software Engineer

Mar 2004 - Mar 2008 (4 years)

I was involved as Technical Lead / Lead Developer / Developer for the Morgan Stanley, RTP Ariba, MCLA (Manila Center for Local Applications), and Deutsche Bank projects. Immersed in various technologies and methodologies from JEE, Microsoft .Net, and CMMI, to niche ones like Ariba Buyer and Procurement, Accenture Enterprise Sign On, and AutoSys.

Java Programmer / Webmaster / Apple R&D Engineer

Feb 1999 - Mar 2004 (5 years)

Worked for two banks, an IT consulting firm, an ecommerce company, an ISP (Internet service provider), and an Apple products distributor.


Bachelor of Science in Electronics and Communications Engineering

1993 - 1998 (5 years)

Board Gold Medalist, University Athletic Association of the Philippines (UAAP) Chess Tournament

1997 - 1998 (1 year)

Back-to-back Chess Team Champions, UAAP Senior Men's Tournament

1996 - 1998 (2 years)


Certified Electronics and Communications Engineer (1998)

Professional Regulation Commission, Republic of the Philippines

License #17875, November 1998.


Huawei SDP/SAG Training Manual (2012)

Manual I wrote for the two-week training I also conducted on Huawei's Service Delivery Platform (SDP) / Service Access Gateway (SAG), a Java and C++ OSGi-based framework based on GSM ParlayX/OneAPI, for the biggest telco provider in the Philippines.


  • US English Level 1


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