![Sander Breukink, Developer in Eindhoven, Netherlands](http://assets.toptal.io/images?url=http%3A%2F%2Fbs-uploads.toptal.io%2Fblackfish-uploads%2Ftalent%2F4574%2Fpicture%2Foptimized%2Fhuge-f79925e311cdb5e4082672e4fbc34f8c.jpg&width=524)
Sander Breukink
Verified Expert in Engineering
Machine Learning Developer
Sander is a developer who's currently living in the wonderful city of Eindhoven. He's been building websites since he was 14 years old, and at the time it was just a hobby, but over the years, he's worked for several companies and has gotten a significant amount of professional experience with website development.
Portfolio
Experience
Availability
Preferred Environment
SourceTree, PhpStorm
The most amazing...
...thing I've worked on was supply management software for web shops that prevented unnecessarily high inventory levels and lost sales.
Work Experience
Data Scientist
Future Facts
- Built and maintained data lakes.
- Performed clustering on incoming complaints.
- Created dashboards on public data.
- Improved an intelligent email campaign.
Graduate intern
Significant
- Analyzed data the medical cost of the Dutch population using R.
- Applied several machine learning techniques to predict future costs in R.
- Worked with private, sensitive data and created a full report on the research done while not violating these rules.
- Wrote a full report with advice to the Dutch government on how to improve their existing models to make more accurate predictions on future healthcare costs on an individual level.
Developer
Optiply
- Created several APIs within the Laravel framework as a back-end developer.
- Wrote complex queries combining data of 5+ different tables in PostgreSQL.
- Created a dashboard with front-end languages to visualize data in a user-friendly way.
Web Developer
Freelance Work
- Developed several hobby projects: websites for associations where I'm a member of and school projects over the years. In most of these projects, I was the only person responsible which meant I did both the back-end, front-end, and overall structure.
- Translated website ideas into a plan that's actionable and can be done efficiently by understanding the goals of a website.
- Created entire websites from just a couple of ideas using HTML, CSS, JavaScript, PHP, and MySQL.
Creative Developer
Groowup
- Maintained several WordPress websites—making sure that all updates are installed and fix all bugs that appeared as a consequence of these updates.
- Built new websites with the customer's wishes in mind.
- Developed and edited WordPress plugins in such a way that they fitted the needs of each specific website.
- Built and edited WordPress templates to fit the customer's needs.
- Made the existing websites responsive; this meant being responsible for the code and the design on tablets and smartphones.
Developer
O2MC
- Worked on web development with AJAX—making the websites more responsive than just plain JavaScript, HTML, and CSS would do.
- Read data from streaming APIs and did real-time computations on this data.
- Read, wrote, and edited data on other servers using external API calls.
- Performed sentiment analysis on short texts.
- Analyzed social media data, extracted keywords, and performed matching with other data based on these keywords.
Experience
Tempo Team Live
http://www.emerce.nl/nieuws/tempoteam-wint-ddma-award-beste-email-campagne-2019All of this runs in the AWS cloud infrastructure of Randstad and my main tasks were scaling, improving efficiency, automating manual tasks, and keeping everything stable. For this project, the team I was part of won the DDMA award that won the best email campaign in the Netherlands.
Data Engineer PostNL
Brickster Website
http://brickster.nl/Holi Run Website
HLD Drôle Website
Cafe de Bruine Pij
http://cafedebruinepij.nl/Optiply Interface
http://flatfull.com/themes/scale/index.htmlSkills
Languages
JavaScript, R, CSS, HTML, PHP, Sass, Python, Scala, Java
Libraries/APIs
jQuery, REST APIs
Tools
Git, SourceTree, Eclipse IDE, PhpStorm, Adobe Photoshop
Platforms
Amazon Web Services (AWS), WordPress, Drupal
Storage
PostgreSQL, MySQL
Frameworks
Laravel
Paradigms
Scrum
Other
Machine Learning, Ajax, htaccess
Education
AWS Certified Solutions Architect Associate in AWS
AWS - Global
Master of Science Degree in Data Science
Eindhoven University of Technology - Eindhoven, Netherlands
Master of Science Degree in Data Science
Université Nice Sophia Antipolis - Nice, France
Bachelor of Science Degree in Computer Science
Eindhoven University of Technology - Eindhoven, Netherlands
Certifications
AWS Certified Solutions Architect Associate
AWS
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
Share your needs
Choose your talent
Start your risk-free talent trial
Top talent is in high demand.
Start hiring