T

Timothy Tabana Rangongo  new_releases

About

Detail

Software Developer
Toronto, ON, Canada
Contact Timothy regarding: 
Flexible work
Starting at USD50/hour

Timeline

work
Job

Résumé

Jobs verified_user 0% verified
  • J
    Software Developer
    JKP
    Aug 2018 - Current (7 years 9 months)
    (Contract) Developing a highly customized trade management platform.
  • C
    Senior Developer - Team Lead
    Consumer Intelligence Group
    Mar 2018 - Current (8 years 2 months)
    Introducing mature software development lifecycle management processes including source control and scripted build and deployment. Evolving the product architect toward a flexible service architecture to support continuous delivery with high availability. Developing web tools for consumer market data analysis. Maintaining corporate and help site content. Development and production infrastructure planning and implementation. Managing all development projects. Recruitment and team building/management. C#, Javascript, .Net Core, React.js, Bootstrap, SQL Server, Entity Framework, Git, Bitbucket, WordPress
  • Manulife
    Senior Software Developer
    Manulife
    Aug 2017 - Feb 2018 (7 months)
    (Contract) Developed microservices that comprise a cloud-based scheduled ETL service. ~~~~~~ Implemented pipeline scripts for continuous integration and deployment of cloud services. Developed unit and functional tests for continuous integration. Implemented authentication against PCF SSO and bearer token authorization for API access with JWT token (to transmit roles claims). Participated in pentesting, remediating web application security issues. C#, Golang, .Net Core, Pivotal Cloud Foundry, Concourse, SQL Server, Rabbit MQ, Git, Sumologic.
  • TD Securities
    Senior IT Developer
    TD Securities
    Sep 2016 - Aug 2017 (1 year)
    (Contract) Developed custom ETL processors to feed daily position data to a new implementation of WKFS OneSumX risk management solutions. Designed and developed databases, services, web services and websites in a Windows/.NET environment. Developed scripts to deploy self-hosted services to Windows servers. C#, Javascript, Bootstrap, ASP.NET 4.5.1, ASP.NET Web API, NancyFx, Quartz.NET, Solace Messaging, TopShelf, Jenkins.
  • DAC
    Senior .Net Developer
    DAC
    Feb 2016 - Aug 2016 (7 months)
    (Contract) Designed and developed an application for authoring review/rating solicitation email campaigns and processing the survey results. Designed and developed a service for scheduling email messages and email campaigns via third-party service providers (Mailchimp, Mandrill). Implemented websites, web services, services, and databases in an Azure environment. Configured build and deployment definitions in VSTS for continuous deployment to Azure Web Apps and Web Jobs. Implemented basic token authorization in web services. C#, ASP.NET 4.6.1, ASP.NET Web API, Javascript, Bootstrap, AngularJS 1.5, Entity Framework, Azure (WebApps, Blob Storage, Service Bus, SQL Server), Git.
  • HelloGBye
    Senior .Net Developer
    HelloGBye
    Jun 2015 - Dec 2015 (7 months)
    Design and developed .Net HTTP Services for web, IOS, and Android clients implementing travel booking services on HelloGBye's revolutionary natural language driven travel planning and booking technologies. Unit testing and debugging web and IOS client software. ~~~~~~ Implementing continuous integration build and deployment with Git semantic versioning using Bamboo, MSBuild, and JIRA. Implementing automated post-build regression testing. Implementing static image resource service on AWS S3. C#, ASP.NET 4.5.1, Advanced REST Client, Postman, ASP.Net MVC Web API, NHibernate, ADO.NET, Aerospike, SQL Server 2014, WCF, IIS 7, MSTest, MSBuild, Bamboo, AWS, Git, JIRA.
  • TD Securities
    Web Developer
    TD Securities
    Jun 2013 - May 2015 (2 years)
    (Contract) Designed and developed a custom data integration windows service to perform daily scheduled imports of ETF basket updates from fund issuers and process them into models used by TD Securities ETF market makers to calculate values and post for Bid/Ask. Designed and developed a risk management application to support post-trade inventory adjustment, real-time P&L review and update, and transfer of position between accounts. Designed and developed a web application for inspection and remediation of imported ETF model data. Performed requirements analysis with end users, business analysis, data modeling, developed and documented test plans and cases, and designed and executed project planning documentation (work breakdowns
  • UnitedHealth Group
    Web Developer
    UnitedHealth Group
    Sep 2012 - Dec 2012 (4 months)
    (Contract) Designed and implemented new functionality within UnitedHealth's Global Hub international claims management application. Participated in designing improved release and deployment processes. Developed workflows for insurance claims processing using ASP.Net Web Forms. Developed business logic deployed in WCF SOAP services. Developed DAL classes using Linq to SQL and developed T-SQL procedures, functions and triggers. Managed code releases according to complex procedures. VB.Net, ASP.NET 4.0, ASP.Net Web Forms, WCF, Linq to SQL, SQL Server 2008 R2, IIS 7, SVN.
  • C
    Web Developer
    Children's Hospital of Eastern Ontario
    Aug 2011 - Aug 2012 (1 year 1 month)
    (Contract) Developed the next generation of Bell's eCare consumer self-serve account management portal, an ASP.NET MVC (Razor) web application consuming web services that expose legacy customer account management systems. ~~~~~~ Developed workflows for plan and feature selection. Worked with business analysts to refine specifications. Coding and unit testing workflows from mockups and specifications. Testing backend SOAP services and building mock service implementations. Providing support for integration and user acceptance testing. C#, ASP.NET 4.0, Javascript, JQuery, CSS, HTML, ASP.Net MVC 3 (Razor), TFS, IIS 7, SoapUI.
  • K
    Web Developer
    Kensington Tours
    Mar 2011 - Aug 2011 (6 months)
    Developed an insurance provider pluggable adapter for use in Kensington IT's evolving service bus architecture. The service is built on an Entity Framework based Repository and uses the Unity Application block to implement IoC. The service invokes third party web service via SOAP and REST endpoints to issue quotes and purchase policies, and manages enhanced Kensington products offered via Kensington Tours' web applications. Data analysis, data modeling and schema design. Developed the MVC Controllers, ViewModels, and Models for the insurance service and the corresponding unit tests. Prototyped functional views behind the actions. Developed the reference implementation of a new DDD/n-tier application framework. Developed Visu
  • K
    Senior Software Developer, Development Team Leader
    Konverge Digital Solutions Inc
    Sep 2008 - Mar 2011 (2 years 7 months)
    Designed and implemented n-tier ASP.Net web applications for architecture project information management, green building certification management, enterprise industrial product pricing, specification and selection, and a console gaming portal. Contributions included requirements analysis, database design and data migration planning, application design and architecture, UI design and unit testing. Contributed to planning and implementation of a major refactoring and scaling of an enterprise industrial product pricing, specification and selection system. Designed and implemented project and process management based on Kanban and SCRUM. Configuration management, build and release management, unit testing and performance testing o
  • H
    Senior Software Developer
    Hillsdale Securities
    Feb 2008 - Jul 2008 (6 months)
    (Contract) Responsible for designing and implementing major changes to the trade order management system including data modeling, schema design and implementation of complex stored procedures and functions, as well as helping to develop the .NET architecture and migration strategy. Designed and implemented software for estimating portfolio valuations and returns, primarily in SQL with Excel automation applications using VSTO and .NET. Gathered and documented requirements from analysts, traders, and IT. VB.NET, ASP.NET 3.5, ADO.NET, Transact-SQL, SQL Server 2008, VSTO 2008, Visual SourceSafe.
  • S
    Software Developer
    Sibley & Associates
    Sep 2007 - Dec 2007 (4 months)
    (Contract) Designed and developed CRM and Sales Force Management functionality in a corporate ASP.NET web application including calendar/scheduler, reporting and address book functions. Designed and developed stored procedures, functions, tables and views in T-SQL. VB.NET, ASP.NET 1.0, ADO.NET, Transact-SQL, SQL Server 2005.
  • Accruent
    Software Developer
    Accruent
    May 2007 - Dec 2007 (8 months)
    Developed an ASP.NET multi-tiered enterprise real estate performance management application. Developed pages and components in a RAD framework using ASP.NET 2.0 with AJAX Toolkit. Designed and developed stored procedures and functions in T-SQL and PL/SQL. Developed unit tests using VSTS Unit Test. Developed development tools and utilities based on Codesmith. C#, ASP.NET 2.0, ADO.NET, AJAX Control Toolkit, Transact-SQL, SQL Server 2005, PL/SQL, Oracle 10g, Visual SourceSafe.
  • H
    Software Developer
    Hospitals of Ontario Pension Plan
    Sep 2005 - Oct 2006 (1 year 2 months)
    (Contract) Developed web services and Windows Forms applications as part of an ASP.NET data remediation workflow application. Participated in effort and resource estimation as part of the project planning process. Developed an ASP.NET web service that provided interfaces to actuarial and financial analysis performed by a legacy Microsoft Excel application via .NET COM Interop. Developed all tiers of an ASP.NET web service that performed data validation using C# written business logic and SQL stored procedures. Developed a Windows Forms application to perform the final validation and transformation step in the initial ETL process. Designed and developed stored procedures and functions in T-SQL. Developed unit tests.
  • M
    Web Application Developer
    Morningstar Inc
    Mar 2003 - Sep 2005 (2 years 7 months)
    Helped develop Morningstar's Advisor financial instrument analysis and management product (individual and institutional versions) using ASP and ASP.NET. Worked with analysts and producers to define and implement securities ranking, comparison, asset allocation, performance analysis, risk analysis, and reporting functionality. Designed and developed an ASP.NET application that generates PDF documents from SQL Server stored data using annotated XSD schemas, XSLT and XSL (XSLFO). Developed application modules using Javascript/ASP/DHTML, XML, XSLT to dynamically generate data-bound UI components. Developed dynamic web pages using Javascript with XMLHttpRequest calls for partial page rendering. Designed relational sub-schemas
  • Iris Power Engineering Inc
    Senior Software Developer/Project Manager/Development Manager
    Iris Power Engineering Inc
    Feb 1999 - Sep 2002 (3 years 8 months)
    Visual C++, MFC, DCOM, ATL/COM+, DAO, ODBC, UML, Visual SourceSafe, Installshield.
  • T
    Senior Software Engineer
    TSB Solutions Inc
    Mar 1997 - Feb 1999 (2 years)
    Visual C++, MFC, DCOM, DAO, ODBC, UML, Microsoft Access, Visual SourceSafe, Installshield.
  • T
    Systems Engineer
    Tierra Communications Inc
    Feb 1996 - Mar 1997 (1 year 2 months)
    Visual C++, MFC, Cold Fusion, Microsoft IIS, Netscape Enterprise Server, Installshield.
  • S
    Senior Software Engineer
    SHL Systemhouse Inc
    Oct 1991 - Jan 1995 (3 years 4 months)
    C, Windows, VAX/VMS, HP-UX, Microsoft Exchange, Microsoft Mail.
Education verified_user 0% verified
  • University of Waterloo
    B.Sc.
    University of Waterloo
  • Ryerson University
    Project Management Professional
    Ryerson University