Hi, I am

Allan Houmark Persson

Freelance App & Web Developer with 20+ years of experience

About Me

Experienced and skilled App and web developer, with an eye for new and exciting technologies. I have many years of experience from various projects and industries. Persistent and hardworking, with a focus on quality and the best solution. I am praised for my ability to see the business requirements/needs and my ability to meet them. Often called a "business-oriented developer". I work very well in teams and help lift the mood. Good social relations and work satisfaction are in focus. I do not shy away from a challenge.

20+ years of IT experience

53 years old

Married to Mette, a daughter aged 22 and a son aged 20

Education

2002 - Diploma Engineer from DTU (Technical University of Denmark)

Experience

The Garden

React Native Developer

2025

React Native development in a project for a major Danish tour operator who needs a new app to service customers during their travels. I have also helped on their project for Flying Tiger Copenhagen. I have been able to contribute with my experience in app development and best practices, as well as advice on architecture and the technical platform.

React NativeTypescriptExpoStorybookNode.jsGitFigmaCoPilot

Smukfest

Volunteer App Developer

2023

Volunteer work where I have been one of the key forces for the past 3 years on the development of Smukfest's new festival app. Clarification of needs, technical project management and development in React Native have been part of the toolkit.

React NativeTypescriptReduxExpoNode.jsGitGitHubFigma

Aarstiderne.com

Frontend Developer

2023 - 2024

Development of new PIM in React using the Remix.run framework. Clarification of needs and selection of technical platform. I was part of the frontend team and contributed with mapping of business requirements, estimation, development, testing and deployment.

ReactRemix.runTypescriptTailwindHTML5Node.jsViteGitStorybook

Aarstiderne.com

App Developer

2021 - 2024

Development of new customer app made in Ionic/Angular. Tasks range widely from developing a shop solution in Angular wrapped in Ionic, to Analytics tracking, PUSH notifications, speed optimization. Also, many tasks with DevOps CI/CD, Microsoft AppCenter, TestFlight, Google Play Store and Apple App Store Connect.

AngularTypescriptScss/CSS3HTML5Node.jsWebpackGitCapacitorIonicNgRx

Schultz

React Developer

2021

Development of Schultz Legal Research, a legal online tool made with a wide range of technologies. My tasks were primarily React related.

ReactTypescriptReactQueryScss/CSS3HTML5Bootstrap 4Node.jsWebpackGit

Aarstiderne.com

Frontend Developer

2020 - 2021

Development of MAS (Mealbox Administration System) Web-based system for creating basic recipes, scaling recipes and translating recipes. My tasks were primarily frontend development in Angular, as well as development of components in Storybook.

AngularTypescriptNgRxScss/CSS3HTML5Bootstrap 4Node.jsWebpackGit

Lån & Spar Bank

React Developer

2020

New web-based private banking system. My tasks were primarily frontend development in React, as well as training permanent employees in React.

React.tsTypescriptReduxScss/CSS3HTML5Node.jsWebpackGit

Schultz

React Developer

2019 - 2020

Project for the Civil Agency regarding Statstidende.dk, Lovtidende.dk, Retsinformation.dk and Ministrerialtidende.dk, as well as LexDania. My tasks were primarily frontend, including creation of a component library made in Storybook.

React.tsTypescriptReduxScss/CSS3HTML5Bootstrap 4Node.jsWebpack.Net coreGitTFS

DFDS A/S

Frontend Developer

2016 - 2018

Development, optimization and redesign of their B2B logistics and freight self-service platform. The platform is API-based, so it is a pure frontend solution. We are now recoding these to React, Redux and Node.js.

React.jsReduxNext.jsJavascriptjQueryCSS3HTML5Angular 1.xNode.jsBootstrapC# MVC

TV2 PLAY/Business

Frontend Developer

2016

Development and optimization of their payment solution, so that campaign codes can be used as payment. The payment flow on TV2 business is made in React.js using Redux.

React.jsReduxJavascriptjQueryCSS3HTML5PHPPHP slimPrismic.ioNode.jsPatternLabMySQLPGSQL

Danske Bank

.NET Developer

2016

Conversion of an older loan system from DATABUS to C# Winforms. The conversion is done by analyzing each screen in terms of UI and code and then coding the new version.

C#.NETWinformsEntity FrameworkWCFWebAPIODataMS SQLPL SQLTFSUnit Test

TV2 PLAY

Commercial Developer

2015 - 2016

Worked as a commercial developer, where the primary tasks revolved around optimization and adjustments to purchase flow, landing pages, customer behavior tracking, AB testing, DIBS integration and emails. I was the link between the business, marketing, design/UX, customer service and the technical platform.

PHPMySQLPgSQLJavaScriptjQueryCSSHTMLNode.jsAdobe AnalyticsAdobe TargetGit

Trackman A/S

Developer/Architect

2014 - 2015

Trackman is the absolute leading company in tracking data in golf. I was the primary developer/architect on Trackman University, which through gamification will teach players, coaches and pros about the value of this data.

C#MongoDBJavaScriptTypeScriptKnockout.jsCSSLessHTMLNode.jsjQuery

Lomax

.NET & Web Developer

2012 - 2014

Primarily worked on their custom-developed webshop and backend system for maintaining products. The backend is a web-based extension of their XAL ERP system.

C#Webforms/MVCjQueryCSSHTMLMSSQLTSQLWebservices

E-conomic

.NET & Web Developer

2011 - 2012

.NET and web development on online accounting software. Web 2.0 solution where new technologies such as javascript MVC framework Backbone and jQuery are among the cornerstones. Test project where we tested NOSQL Mongo DB and Node.js as backend technology.

C#BackbonejQueryCSSHTMLMongoDBNode.js

Skills

Frontend

ReactReact NativeAngularTypeScriptJavaScriptRemix.runNext.jsReduxNgRxHTML5CSS3TailwindSass/ScssjQueryKnockout.jsBackbone.js

Mobile

React NativeExpoIonicCapacitor

Backend

Node.jsC#.NETASP.NETMVCEntity FrameworkPHPMongoDBMS SQLMySQLPostgreSQL

Tools & DevOps

GitGitHubTFSWebpackViteStorybookFigmaTestFlightApp Store ConnectGoogle Play StoreMicrosoft AppCenterAdobe AnalyticsAdobe TargetCoPilot

Languages

Danish - native

English - fluent in writing and speech

German - basic

Conferences

MS Tech Ed 2011

Atlanta, Georgia, USA

May 14-21, 2011

Øredev Developer Conference 2011

Malmö, Sweden

Nov 7-11, 2011

Warm Crocodile Dev.Con.

Copenhagen, Denmark

Jan 15-16, 2014

React Boston 2017

Boston, USA

Sept 23-24, 2017

React Boston 2018

Boston, USA

Sept 29-30, 2018

jsMobileConf 2019

Boston, USA

Nov 12-13, 2019

DEVintersection 2021

Las Vegas, USA

Dec 7-9, 2021

Contact

Interested in working together? Send me a message and I will get back to you as soon as possible.

Direct contact