Dev Story

Contact me to see if I can work on your product or team!

Project

Freelance Developer at client project

Build a 3d editor webapp for healthcare startup

typescript svelte cloudflare-pages three-js

Pet-Project

Experiment

Explore cloudflare and svelte-kit

typescript svelte svelte-kit cloudflare cloudflare-pages cloudflare-r2 cloudflare-d1

Project

Freelance Developer at client project

Content marketing website/blog

go hugo netlify

Pet-Project

Blog v4

Migrate existing blog to new stack, while migrating evernote to obsidian

go hugo netlify yarle

Project

Freelance Developer at client project

Chat-gpt wrapper webapp for psycho-therapy startup

chat-gpt typescript node gcloud gcp-cloudfunctions

Position

Freelance Software Developer at TjenWellens.eu

Dec 2023
·
...
·
(current)

Freelance client project

typescript javascript

Training

ThoughtWorks TLDP (Tech Lead Development Programme)

ThoughtWorks training program for those selected to become Lead Grade. Tech Lead is responsible for: (1) engage with the team, (2) architecture & infrastructure, (3) delivery & risk, (4) engaging with the business

Project

Senior Consultant at Atom Bank

Organizational transformation to speed up software delivery.

terraform gcloud devops cicd platform team-topologies governance security

Pet-Project

Babylon Bank

Webapp to automate bank transaction inspired by Book: The Richest Man of Babylon

go gcloud gcp-cloudrun monzo-api

Pet-Project

Built on Open Source Project

script to parse standard notes to regular markdown

php

Project

Senior Consultant at NHM

Build a new data platform for the Natural History Museum to accelerate the biodiversity monitoring.

java python micronaut react aws-athena aws-glue aws-kinesis aws-lambda aws-s3

Training

Crucial Conversations

Training about the book: Crucial Conversations

Training

Architecture: The Hard Parts - Neal Ford & Mark Richards

Training about the book: Training about the Book: Architecture: The Hard Parts

architecture

Project

Tech Lead at IT/OPS automation project

automate laptop configuration based on staffing information

terraform node-js gcloud serverless-architecture okta circleci

Project

Senior Consultant at client project

Integrate new hardware with in-store servers.

java micronaut splunk prometheus

Position

Senior Developer at ThoughtWorks

Apr 2021
·
Sep 2023
·
3.5 years

Multiple client projects: retail, energy, finance

java javascript terraform aws-cdk python micronaut

Pet-Project

Blog v3

The limitations of postachio started to become too constraining for my blog/wiki. After reaching out to them and getting no reply, I decided to build it myself. Inspired by Thoughtworks Radar’s ‘headless CMS’ (eg. contentful) ‘JAMstack’ (eg. gatsby)

javascript jestjs contentful gatsby terraform aws-s3 aws-cloudfront aws-route53 netlify

Pet-Project

Evernote to Contentful

Get evernote notes into contentful CMS. Inspired by Thoughtworks Radar’s ‘headless CMS’ and mention of ‘contentful’.

evernote contentful javascript jestjs docker

Project

zero downtime DNS migration

zero downtime ‘refactoring’ of domain name (DNS etc)

terraform aws aws-route53

Project

Mindmark.it at tjenwellens.eu

Highlight in online articles while reading, saved online, and review the automatically built mindmap!

node-js google-chrome-extension javascript mongodb heroku github git express jquery

Training

Advanced Distributed Systems Design (ADSD) by Udi Dahan

Week long training on modern architecture design practices for distributed systems with Service-Oriented Architecture that will change the way you think about designing software systems.

architecture

Pet-Project

StudyBooks

predecessor of mindmark

java junit javascript express mockito spring-boot apache-kafka docker kubernetes helm bash postgresql liquibase event-sourcing microservices event-driven cqrs serverless-framework nginx minikube

Project

Developer at TomTom

Centralized Config portal for multiple services. REST integration for in and output.

java junit mockito spring-boot apache-kafka docker kubernetes helm jenkins prometheus jaeger grafana aws-cloudwatch bash postgresql gatling liquibase event-sourcing microservices event-driven cqrs terraform

Pet-Project

Blog v2

Postach.io let’s you create a blog straight from evernote!

evernote postachio

Project

Developer at TomTom

Tool for measuring the quality of the map.

java junit mockito spring-boot postgresql

Project

Developer at TomTom

Speed up manual map edits by building a task specific webapp.

reactjs javascript spring-boot java terraform aws azure liquibase docker jenkins cqrs junit mockito postgresql

Pet-Project

Astroids in Elm

I wanted to learn elm, so after learning the basics, I built a small game

elm javascript

Training

The Leadership Gift Programme (TLGP) by Christopher Avery

Year-long training about applying the Responsibility Process to take 100% responsibility for everything that happens in your life.

Project

Developer at TomTom

Machine learning pipeline to detect errors in the map

java junit mockito hadoop hdfs mapreduce hbase yarn bash spring-boot jenkins postgresql

Project

Developer at TomTom

Migrate very-legacy C codebase into less-legacy codebase, integrate WMS into plex app, apply ‘golden master’ refactoring technique to safely start changing the codebase and start applying TDD for further changes, visualize Big Data

java tomcat hbase apache-flex c

Position

Software Engineer at TomTom

Dec 2016
·
Mar 2021
·
6 years

various projects in multiple teams.

java javascript

Project

Backend Developer at VIAA

Build a website for the Flemish institute for archiving (VIAA)

javascript vue-js node-js

Position

Backend Developer at Open Summer of Code

Jul 2016
·
Jul 2016
·
1 month

Open summer of code provides software development internships for students during summer holidays. Groups of students work on open source projects.

javascript

Project

Android Developer at In The Pocket

Investigation into locking tablets to a single app so they can be used for demo purposes.

android

Project

Android Developer at In The Pocket

Brussels Airlines App for the airport

react-native java javascript

Project

Android Developer at In The Pocket

Colruyt app for the grocery store chain

android rxjava

Position

Android Developer at In The Pocket

Feb 2016
·
May 2016
·
4 months

Worked on multiple android apps.

android rx-java react-native

Conference

Socrates BE 2015

A world-wide community of software developers that wants to build quality software. More than just working software. It’s amazing…

software-crafting testing

Meetup

Socrates Open Space

I finally attended the Software Crafting & Testing meetup in Ghent. Discussing software development with awesome people in the ‘open space’ format. This community of people is amazing, and worldwide!

software-crafting testing

Project

HoGent - blackjack

write a blackjack game algorithm in a group of students

java

Project

HoGent - Android app for client

Create a mobile & web app for an external customer in a group of students.

java android mongodb node-js express-js

Project

HoGent - Seinfeld Habit Tracker (iOS app)

A habit tracker based on the Seinfeld method of not breaking the chain.

swift ios

Project

HoGent - Boardgame

Write a boardgame with a team of students.

java java-fx

Conference

DevopsDays Belgium

My first openspace conference! Learned that Operations as a thing in software development, it’s not just building software!

devops ops

Conference

The Guild of Software Artisans

My first software conference!

Project

Mobile Developer at TapCrowd

Researched the suitability of Titanium framework for cross-platform App development

titanium javascript android ios

Project

Freelance Developer at client project

Using web scraping to gather information on competitors.

python bash aws-ec2 python-scrapy

Position

Freelance Software Developer at TjenWellens.eu

Jan 2014
·
Dec 2016
·
3 years

Client projects

python javascript

Pet-Project

Automatic Study Combination Algorithm (ASCA)

Simultaneously attending courses from 2 schools isn’t easy! This program combined all lesson tables of all selected courses from 2 schools, to figure out a schedule so I can attend every course.

java java-swing performance

Meetup

Internet of Things Ghent

My first meetup, first of many!

Training

Startup Weekend Ghent

A fellow student and I participated in startup weekend. I learned about business model canvas, pitching, how software can earn money, iterating on business models, …

Pet-Project

Homeserver v1

old pc + old mobile phone + soldering iron = personal home server that boots when you send it a text

linux ubuntu-server

Project

Maxerva

A couple students got together to do a hackathon and build Maxerva. This ended up continuing after the hackathon. Maxerva was a desktop app to keep local files synced with the online learning platform of school.

java

Project

Time Tracker Android App at tjenwellens.eu

Personal time tracking app, android app, released on google play store!

java android

Pet-Project

Blog v1

I launched my own website with a blog, to host the java applet from recipe writer

wordpress phpmyadmin

Conference

TEDxBrussels 2009

My first conference ever. My brother and I took the train to Brussels and attended the first TEDxBrussels conference. Today I learned, real life conferences are awesome!

Pet-Project

Game: MMORPG

Attempted (and failed MULTIPLE times) to build an entire MMORPG from scratch

java java-applet java-awt

Project

Recipe Writer

First time other people used my software!

java java-applet java-swing xml

Pet-Project

Game: Bounce

Duplicated a game I played on an old mobile phone

java java-applet java-awt

Milestone

Started learning to code

With my first allowance, I bought a book on learning how to code in java.

java java-applet java-awt java-swing netbeans

Roles#

Companies I’ve worked with#

Developer Story #

??? at Your Company

Freelance Developer at client project

Experiment

Freelance Developer at client project

Blog v4

Freelance Developer at client project

Freelance Software Developer at TjenWellens.eu

ThoughtWorks TLDP (Tech Lead Development Programme)

Senior Consultant at Atom Bank

Babylon Bank

Built on Open Source Project

Senior Consultant at NHM

Crucial Conversations

Architecture: The Hard Parts - Neal Ford & Mark Richards

Tech Lead at IT/OPS automation project

Senior Consultant at client project

Senior Developer at ThoughtWorks

Blog v3

Evernote to Contentful

zero downtime DNS migration

Mindmark.it at tjenwellens.eu

Advanced Distributed Systems Design (ADSD) by Udi Dahan

StudyBooks

Developer at TomTom

Blog v2

Developer at TomTom

Developer at TomTom

Astroids in Elm

The Leadership Gift Programme (TLGP) by Christopher Avery

Developer at TomTom

Developer at TomTom

Software Engineer at TomTom

Backend Developer at VIAA

Backend Developer at Open Summer of Code

Android Developer at In The Pocket

Android Developer at In The Pocket

Android Developer at In The Pocket

Android Developer at In The Pocket

Socrates BE 2015

Socrates Open Space

HoGent - blackjack

HoGent - Android app for client

HoGent - Seinfeld Habit Tracker (iOS app)

HoGent - Boardgame

DevopsDays Belgium

The Guild of Software Artisans

Mobile Developer at TapCrowd

Freelance Developer at client project

Freelance Software Developer at TjenWellens.eu

Automatic Study Combination Algorithm (ASCA)

Internet of Things Ghent

Startup Weekend Ghent

Homeserver v1

Maxerva

Time Tracker Android App at tjenwellens.eu

Blog v1

TEDxBrussels 2009

Game: MMORPG

Recipe Writer

Game: Bounce

Started learning to code

Roles

Companies I’ve worked with

Developer Story