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jobs
Android Developer Contractor
Xavier MAXIMIN
,
London, United Kingdom
Experience
Other titles
Skills
I'm offering
An experienced Mobile Application Developer with a proven track record of delivering innovative end-to-
end business solutions including websites and Android apps, that deliver new functions to corporates, star-
tups, and key users. Demonstrates in-depth technical capabilities spanning J2EE, Java, SQL, Android,
HTML, CSS, Restful API, and JavaScript, shapes new technical solutions based on exacting customer re-
quirements using strong analytical skills to assess core business needs. Flexible and confident communica-
tor, who engages with both technical & non-technical individuals.
Key Skills & Core Competencies
❖ Agile/Scrum Methodology
❖ Capturing Business Requirements
❖ Android Applications
❖ Test Driven Design (TDD)
❖ Troubleshooting & Debugging
❖ Database Optimisation
end business solutions including websites and Android apps, that deliver new functions to corporates, star-
tups, and key users. Demonstrates in-depth technical capabilities spanning J2EE, Java, SQL, Android,
HTML, CSS, Restful API, and JavaScript, shapes new technical solutions based on exacting customer re-
quirements using strong analytical skills to assess core business needs. Flexible and confident communica-
tor, who engages with both technical & non-technical individuals.
Key Skills & Core Competencies
❖ Agile/Scrum Methodology
❖ Capturing Business Requirements
❖ Android Applications
❖ Test Driven Design (TDD)
❖ Troubleshooting & Debugging
❖ Database Optimisation
Markets
United Kingdom
Links for more
Once you have created a company account and a job, you can access the profiles links.
Language
English
Fluently
French
Fluently
Ready for
Larger project
Ongoing relation / part-time
Full time contractor
Available
My experience
2017 - ?
job
Android developer
BBOXX LTD, (www.bboxx.co.uk).
United Kingdom
ing:
Worked in the front-end team for the Sales Agent app that is the main sales channel of the com-
pany:
• Took over the current base code
• Cleaned the code from the bugs
• Added new screens new features in the application
• Visited Kigali and Rwanda
• Migrated the code from MVC to MVP, organised the code by features
• Used Dagger2, Room, RxKotlin, Kotlin, Clean architecture in the process of rewriting the application
• Used Leak Canary to detect memory errors, installed CrashAnalytics to remote track errors in the applica-
tion, Airbnb Lottie, cwac-saferoom, google map api, MPAndroidChart
• Communicated and helped the backend team on some features
• Created a systematic caching system since the application is being executed in low-connectivity countries
• Experience Agile Transformation to Scrum with Consultants from RADTAC
ing:
Worked in the front-end team for the Sales Agent app that is the main sales channel of the com-
pany:
• Took over the current base code
• Cleaned the code from the bugs
• Added new screens new features in the application
• Visited Kigali and Rwanda
• Migrated the code from MVC to MVP, organised the code by features
• Used Dagger2, Room, RxKotlin, Kotlin, Clean architecture in the process of rewriting the application
• Used Leak Canary to detect memory errors, installed CrashAnalytics to remote track errors in the applica-
tion, Airbnb Lottie, cwac-saferoom, google map api, MPAndroidChart
• Communicated and helped the backend team on some features
• Created a systematic caching system since the application is being executed in low-connectivity countries
• Experience Agile Transformation to Scrum with Consultants from RADTAC
Sales, Google Map API, Agent, Google, App, Transformation, Developer, Architecture, Backend, MVC, Agile transformation, Kotlin, Agile, SoMe, API, Android, Scrum
2016 - 2017
job
Technical Support
Contractor at Google Victoria London for Harvey Nash.
Representative for Android Pay, (www.harveynash.com) United Kingdom
• Designed and implemented a technical solu3on, to help testers report their tests campaigns, by coding an Android
App that communicates with Firebase, and Google Spreadsheet scripts.
• Supported the launch of the product in other countries (EMEA) by wri3ng digests from the bug reports coming from crowd-testers or partners.
• 4 androids apps to help automate the current workflow
• Tested Warsaw, Poznan and London's shops, and reported bugs to Google HQ at Mountain View
• Tested Android Pay in TfL's labs to help Android Pay applica3on works seamlessly with the TfL system
• Designed and implemented a technical solu3on, to help testers report their tests campaigns, by coding an Android
App that communicates with Firebase, and Google Spreadsheet scripts.
• Supported the launch of the product in other countries (EMEA) by wri3ng digests from the bug reports coming from crowd-testers or partners.
• 4 androids apps to help automate the current workflow
• Tested Warsaw, Poznan and London's shops, and reported bugs to Google HQ at Mountain View
• Tested Android Pay in TfL's labs to help Android Pay applica3on works seamlessly with the TfL system
Android, Firebase, Apps, Support, Workflow, App, Google
2016 - 2016
freelance
Freelance Mobile Technology Trainer
Squirrel.fr (www.squirrel.fr).
2016: • Developed a new Android application from scratch. It was a music playing app, with crossfade effect for
a French Hotels Chain using BugSnag, Yahoo Flurry, and Genymotion.
Jun 2016 to Jul Freelance Mobile Technology Trainer, Squirrel.fr (www.squirrel.fr) Paris
a French Hotels Chain using BugSnag, Yahoo Flurry, and Genymotion.
Jun 2016 to Jul Freelance Mobile Technology Trainer, Squirrel.fr (www.squirrel.fr) Paris
Android, It, Technology, Music, App
2014 - 2016
freelance
Freelance Ruby on Rails Developer, Various Organisations Bordeaux
unknown.
: France
• During this period, completed a number of small development projects for both in-house professional pur-
poses or on behalf of squirrel.fr.
• Developed REST services for a mobile application that used Ruby 2.3, Rails 4.2, Postgres and Coffee-
Script, with the purpose detecting Facebook events nearby using geocoding.
https://itunes.apple.com/fr/app/guestwhatrencontresevenements/id1017274838?mt=8
• Drove the development of a new website that supported the sale of an online video course using screen-
cast from my own computer, involving Ruby 2.3, Rails 4.2, MySQL, CoffeeScript, Wistia API, bourbon,
neat, bitters, refills and twitter bootstrap.
• Converted an existing iOS application to Android for a Canadian Agency that was a coupon based app for
a new start-up, and involved authentication by token and Basic HTTP. The app enabled clients to display
products in a list and take a picture using a Surfaceview class, with a Ruby on Rails redeem backend.
• During this period, completed a number of small development projects for both in-house professional pur-
poses or on behalf of squirrel.fr.
• Developed REST services for a mobile application that used Ruby 2.3, Rails 4.2, Postgres and Coffee-
Script, with the purpose detecting Facebook events nearby using geocoding.
https://itunes.apple.com/fr/app/guestwhatrencontresevenements/id1017274838?mt=8
• Drove the development of a new website that supported the sale of an online video course using screen-
cast from my own computer, involving Ruby 2.3, Rails 4.2, MySQL, CoffeeScript, Wistia API, bourbon,
neat, bitters, refills and twitter bootstrap.
• Converted an existing iOS application to Android for a Canadian Agency that was a coupon based app for
a new start-up, and involved authentication by token and Basic HTTP. The app enabled clients to display
products in a list and take a picture using a Surfaceview class, with a Ruby on Rails redeem backend.
Twitter, Basic, UP, Backend, Online, Http, Twitter bootstrap, App, Postgres, Development, REST services, Mobile Application, Mysql, Developer, Website, Ruby on rails, REST, Facebook, API, Bootstrap, Android, IOS, Video, Backend
2013 - 2014
freelance
Freelance JavaScript Developer
Bombardier Canada.
France
• Assigned to a short-term development project to extend a JavaScript-based application for Bombardier
Canada, with the aim of providing a reliable application for training maintenance staff.
• Analysed business requirements and designed/developed extension using Google Chrome with a PHP
backend. Added new pages and features via CoffeeScript, JavaScript, HTML, CSS, and JSON.
• Assigned to a short-term development project to extend a JavaScript-based application for Bombardier
Canada, with the aim of providing a reliable application for training maintenance staff.
• Analysed business requirements and designed/developed extension using Google Chrome with a PHP
backend. Added new pages and features via CoffeeScript, JavaScript, HTML, CSS, and JSON.
Javascript, Css, Php, Html, Backend, HTML/CSS/Javascript, Training, JSON, Developer, Development, Google, Backend
2012 - 2013
job
Java J2EE Developer
Sopra-Steria (www.soprasteria.com).
Niort and Bor- : deaux France
• During this period, operated as a Java J2EE Developer and completed a number of small projects involv-
ing new functionality and resolving technical issues with existing web applications.
• Utilised a number of development tools to complete the tasks including JQuery, JavaScript, HTML, CSS,
XML, SQL, Eclipse and Java 1.5, aligned with Scrum methodology.
• Based in both Paris and Bordeaux, operated on a project to deliver a major scrum based larger app for
Leclerc that involved the creation of their first e-Commerce website.
• Managed the delivery of significant improvements to an official website for the insurance company Maif.fr
including new services and content pages to support essential service offerings.
• Handled the rapid diagnosis and resolution of critical issues with a legacy web application, and succeeded
in delivering a more reliable core business solution.
• During this period, operated as a Java J2EE Developer and completed a number of small projects involv-
ing new functionality and resolving technical issues with existing web applications.
• Utilised a number of development tools to complete the tasks including JQuery, JavaScript, HTML, CSS,
XML, SQL, Eclipse and Java 1.5, aligned with Scrum methodology.
• Based in both Paris and Bordeaux, operated on a project to deliver a major scrum based larger app for
Leclerc that involved the creation of their first e-Commerce website.
• Managed the delivery of significant improvements to an official website for the insurance company Maif.fr
including new services and content pages to support essential service offerings.
• Handled the rapid diagnosis and resolution of critical issues with a legacy web application, and succeeded
in delivering a more reliable core business solution.
Content, Web, App, Insurance, Development, J2EE, Support, Eclipse, Developer, Service, Website, Javascript, E-commerce, XML, HTML/CSS/Javascript, Scrum, Java, Sql, Jquery, Html, Css
2011 - 2012
job
Tester & PL/SQL Analyst, CGI
ex-Logica.
(www.cgi.com) France :
• Operated as both developer and tester on a key project involving Electricité de France (EDF), it was
aimed at delivering a new website that could predict a households future energy consumption based on
a number of factors including the number of occupants and dimensions of the property.
• Tasked with creating PL/SQL script to correct functional anomalies within EDF's database which con-
tained 40 million entries. Factored in the optimisation of script due to the number of records.
• Developed the script using PL/SQL and SQL on an Oracle client. Performed detailed testing to enable
the accurate processing and execution of corrections, in collaboration with another skilled analyst.
• Succeeded in generating and delivering a script that 'cleansed' the existing EDF customer database and enable the prediction motor to calculate future consumption more accurately.
• Operated as both developer and tester on a key project involving Electricité de France (EDF), it was
aimed at delivering a new website that could predict a households future energy consumption based on
a number of factors including the number of occupants and dimensions of the property.
• Tasked with creating PL/SQL script to correct functional anomalies within EDF's database which con-
tained 40 million entries. Factored in the optimisation of script due to the number of records.
• Developed the script using PL/SQL and SQL on an Oracle client. Performed detailed testing to enable
the accurate processing and execution of corrections, in collaboration with another skilled analyst.
• Succeeded in generating and delivering a script that 'cleansed' the existing EDF customer database and enable the prediction motor to calculate future consumption more accurately.
Sql, Oracle, Database, Pl/sql, Website, It, Developer, Optimization, Analyst, Testing, Energy, Energy, Processing
2010 - 2012
job
Java J2EE Developer
Capgemini (www.capgemini.com).
France :
• Accountable for providing development support and bug tracking for a number of client projects, in addition
to handling new application builds using Java 1.5, SQL, MySQL, and Eclipse.
• Drove the bug-fixing for a J2EE application and utilised Mantis to trace issues, based on a prioritised list
provided to the development team. Succeeded in resolving a number of 'high priority' issues that contrib-
uted to the retention of the client ASP (www.asp-public.fr).
• Bootstrapped an Adobe Flex with a J2EE backend application. This application was a modern version of a
4D application for "Syndicat des vins de Bordeaux" (www.planetebordeaux.fr).
Technical Skills
❖ Development Languages/Frameworks: Kotlin, Java, JavaScript, XHTML, SCSS, CoffeeScript
❖ Databases: MySQL, Oracle, PostgreSQL
❖ Methodologies: Test Driven Design (TDD), Scrum
❖ Android: Android Studio, Genymotion, Retrofit, Butterknife, Picasso, MVP, RxJava / RxAndroid, Dag-
ger2, Leak Canary, Timber,
❖ Other: Basic administration of Debian server, GIT
• Accountable for providing development support and bug tracking for a number of client projects, in addition
to handling new application builds using Java 1.5, SQL, MySQL, and Eclipse.
• Drove the bug-fixing for a J2EE application and utilised Mantis to trace issues, based on a prioritised list
provided to the development team. Succeeded in resolving a number of 'high priority' issues that contrib-
uted to the retention of the client ASP (www.asp-public.fr).
• Bootstrapped an Adobe Flex with a J2EE backend application. This application was a modern version of a
4D application for "Syndicat des vins de Bordeaux" (www.planetebordeaux.fr).
Technical Skills
❖ Development Languages/Frameworks: Kotlin, Java, JavaScript, XHTML, SCSS, CoffeeScript
❖ Databases: MySQL, Oracle, PostgreSQL
❖ Methodologies: Test Driven Design (TDD), Scrum
❖ Android: Android Studio, Genymotion, Retrofit, Butterknife, Picasso, MVP, RxJava / RxAndroid, Dag-
ger2, Leak Canary, Timber,
❖ Other: Basic administration of Debian server, GIT
Android studio, Basic, Backend, RxAndroid, Adobe Flex, Debian, Retention, Server, Development, Adobe, J2EE, Support, Eclipse, Developer, TDD, ASP, Javascript, Test, Scss, Kotlin, Oracle, PostgreSQL, Android, Administration, Git, Scrum, Backend, Java, Sql, Mysql, Design
My education
n/a
Secondary, Mathematics
Secondary, Mathematics
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