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@chesslover
Drapeau de Philippines Quezon City, Philippines
Membre depuis le 7 juin 2017
4 Recommendations

chesslover

En ligne Hors ligne
20 years full-stack experience, with 17 years in a corporate setting mostly with universal banks and government and international financial companies such as Deutsche Bank, SAP Ariba, and Morgan Stanley. Top skills: - Java EE, Spring Boot, Groovy/Grails, Kotlin - Go/Golang - .NET Core/C# - ES6+ JavaScript/TypeScript, Node.js - NoSQL (Apache Cassandra, MongoDB, Elasticsearch, Redis) - LDAP (OpenDJ, OpenLDAP, AD) - SQL Other than financial solutions, I have also developed blockchain, e-commerce, e-procurement, SaaS, OSGi, ERP/CRM, supply chain, and portal systems. Some of my methodologies: cloud microservices (12-factor app), clean code, TDD, ReactiveX, BFF, API-first, Agile. Skills highlights: Nuxt/Vue, React, Angular, Svelte DApps, smart contracts Docker, Kubernetes Apache Kafka, RabbitMQ gRPC, protobuf, CDK JHipster, CUBA Platform, Vaadin Hibernate, MyBatis, Grails GORM GraalVM, Vert.x, RxJava2 Quarkus, Micronaut Razor Pages, Ocelot API Gateway, IdentityServer4 Swagger, OpenAPI
$40 USD/hr
7 commentaires
5.5
  • 100%Travaux complétés
  • 100%Selon le budget
  • 100%Dans les temps
  • 8%Taux de Réembauche

Portfolio

Avis récents

Expérience

Java/Go E-commerce and Microservices Developer

May 2018 - Dec 2018 (7 months)

Multi-tenant, multi-channel e-commerce ERP+CRM system in Java EE (EJB3+) with Vaadin frontend and microservices in Go, calling them from EJBs via gRPC and protobuf. Database in PostgreSQL and hosted in JBoss/WildFly.

Contributing Blockchain/Cryptocurrency Consultant

Aug 2017 - Dec 2018 (1 year)

DApps and smart contracts developer mainly concentrating on Ardor, Nxt, Stellar, Ethereum, IPFS, Mobius, and VeChain. Also provided research studies into DApp models and ICOs.

Full-stack Java E-commerce Architect/Developer

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 Developer

Dec 2015 - Feb 2017 (1 year)

* Lead SCIM (System for Cross-domain Identity Management) Developer. * Shibboleth SAML 2.0 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.

Éducation

Bachelor of Science in Electronics and Communications Engineering

1993 - 1998 (5 years)

Qualifications

Certified Electronics and Communications Engineer (1998)

Professional Regulation Commission, Republic of the Philippines

Board passer, November 1998 Licensure Examination

Publications

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 implementing GSM (Global System for Mobile) Parlay X / OneAPI, for the biggest telco provider in the Philippines.

Certifications

  • Preferred Freelancer Program SLA
    87%
  • US English Level 1
    85%

Vérifications

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