Jemil Estrella

Experience

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  Accenture

  Sept 2003 - Oct 2010

  Senior Software Engineer

  Designed services that integrated Siebel to telecommunication client's BSS and OSS using web services and Oracle Service BusConfigured services that combined together web service interfaces of multiple source systems for the consumption of a Consolidated Accounts Portal of a large US insurance company using WebSphere ESBConfigured a multi-protocol gateway in WebSphere DataPower XI50 to bridge the different connectivity protocols used by a credit card application and the partner bank of a large US insurance companyLed a production support team that administered the Integration Broker of the eServices Billing, an A/R and billing system composed of Peoplesoft, Oracle databases, EJB, AIX file systems, WebSphere MQSeries and legacy systems, completing work service requests within SLA and ensuring system's high availability Show less

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  IBM

  Nov 2010 - Aug 2012

  IT Specialist

  Led a prototyping initiative demonstrating the service-oriented framework (built using WebSphere Message Broker and WebSphere Adapter for SAP software) that connected SAP to non-SAP systemsEnhanced a Java application enabling it to capture, persist and report additional dataAdministered a messaging gateway application running on WebSphere Business Integration for Financial Networks (WBI-FN) so that finance applications can connect to SWIFT network

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  Towers Watson

  Aug 2012 - Oct 2013

  Workday Integration Consultant

  Designed and built payroll interfaces that sent payroll-related HR data from Workday to payroll applications used in Australia, New Zealand, Hong Kong and Singapore client offices

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  RXP Services Limited

  Jan 2014 - Feb 2017

  Integration Consultant

  Development of interfaces that enable data to be passed among applications participating in an integrated ecosystem via file transfer, shared database, remote procedure invocation, messaging or API within the broader project context of RXP clientsConstruction of documents representing the data to be exchanged that they may be transported and stored using client’s preferred integration platform using common standards such as XML and JSONEstablishing and maintaining relationships with clients as a source of informed, reliable, professional advice on EAI-related architecture, practices, standards, trends and toolsCollaboration with key stakeholders including client business and technical analysts and RXP consultants to elicit high level requirementsPreparation and execute test plans that ensure that integration solutions satisfy design specificationsDocumentation of requirements, architecture, designs, tests and manuals as required by RXP clients Show less

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  Leonardo Consulting

  Mar 2017 - Oct 2021

  Developer
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  NAB

  Nov 2021 - Oct 2023

  Senior Analyst Engineer