Address
Utrecht, Veenendaal
Work Hours
Monday to Friday: 9am – 5pm
Weekend: 10am – 5pm
MARTEN DEN HEIJER
Delivering Excellence
in Every Line of Code
A backend-focused full-stack software engineer with a strong focus on delivering high-quality and sustainable software solutions.
What I offer
With 6+ years as a full-stack software engineer in multiple software teams in varying branches I’m able to deliver the following services.
API Development & Integration
Create and integrate robust APIs for seamless and efficient communication between systems.
Database Design
Develop and manage scalable relational or NoSQL databases to support your applications effectively.
Fully Automated Test Suite
Implement automated testing to ensure software reliability and catch issues early using unit and end-to-end testing.
Web Application Development
Build responsive and dynamic web applications tailored to meet your specific business needs.
Mobile App Development
Design and develop mobile applications for both iOS and Android platforms to reach a broader audience.
AI Integration
Enhance your applications with advanced AI using LLMs to optimize your business efficiency.
Get to know me!
Marten den Heijer
Hey, I’m Marten, a Netherlands-based software engineer with over 6 years of experience. From a young age, I’ve been passionate about creating ingenious software solutions. I love tackling complex software solutions and building something great from the ground up. As I delved deeper into the world of software development, I found my true calling as a software engineer.
Here’s what makes me a valuable software engineer;
Effective Collaboration
I foster synergy within teams through open communication and active participation. Leverage interpersonal skills to facilitate teamwork and drive collective success.
Technical Expertise
I have extensive knowledge of many programming languages, frameworks, libraries, and code principles which enable me to excel in providing exceptional software solutions.
Problem-Solving Skills
I have a knack for identifying and resolving technical problems with ingenuity and resourcefulness. Approach challenges systematically, employing analytical thinking and creativity to overcome obstacles and achieve project objectives.
Technical Expertise
I have successfully done projects using the following technologies:
- .NET
- Javascript
- Unity Engine
- API Development
- Elasticsearch
- MySQL
- Cassandra
- MongoDB
- VueJS
- React (-native)
- Angular
- Natural Language Toolkit
- Gensim
- spaCy
- Tensorflow
- NumPy
- Cloud hosting
- Serverless (AWS)
- Git
- Github
SaaS Software Platform Development
QIntelligence – Phase 1: Document Indexing
Analysis Service
Data Integrity Service
Some Insights
In the past 6 years of my career, I have achieved the following results.
Years of Experience
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Projects
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Technologies Used
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Happy Users
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What people say about me
Discover what my colleagues and clients have to say about working with me.
"Marten's technical expertise is matched only by his willingness to help others. He has a strong grasp of modern development practices and tools, and his input during code reviews is invaluable. Marten's collaborative spirit, energy and problem-solving skills make him a crucial part of our development team, and his innovative ideas drive our projects forward."
Leen Valk
CEO
"Marten is a highly skilled software engineer with a great eye for detail. He consistently delivers high-quality work and is always ready to go the extra mile to ensure project success. Marten's ability to understand and implement complex requirements quickly has made him an asset to our team. His dedication and expertise are evident in every project he undertakes."
Rincke Helling
WordPress Developer
"Marten is patient, approachable, and always willing to explain complex concepts in an understandable way. Marten's passion for technology and continuous learning is infectious, and his support has greatly accelerated my growth as an entrepreneur. Marten's skills has been instrumental in my development, and his guidance is always insightful and encouraging."
Frank Den Heijer
CEO