Recommended expert

Minto Van Der Sluis

Co-Founder

Minto Van Der Sluis
Amsterdam, Netherlands

Experience

Aug 2023 - Present
2 years 8 months
Amsterdam, Netherlands

Co-Founder

GameSqule

Dec 2022 - Feb 2024
1 year 3 months
Netherlands

Domain Architect

LeasePlan

  • Translated individual requirements into a broader vision
  • Addressed technical challenges and proposed alternatives
  • Challenged requirements that were presented as solutions
  • Designed a wide range of solutions including validation, increased stability, data retention and features like: Packages, Entity Standards, Parameter Customizability and Dynamic Parameters
  • API first design of all (10+) public interfaces
  • Identified risks and mitigation strategies
  • Identified a major risk in data quality and supplied both requirements and solutions to mitigate that risk
  • Align cross domain solutions with developers, architects and analysts from all affected domains
  • Shared API Guidelines with architects to get them approved by the team/guild responsible for API integration in general
  • Keep LeanIX data up to date
  • Created request for comment (RFC) documents (20+)
  • Created architectural decision records (ADR)
  • Keep PPA Domain architecture documentation up to date
  • Discuss solutions with both technical and non-technical stake holders
  • Challenge PO or BA solutions including defending alternatives for the Architecture committee
  • As a member of project leadership supply and contribute to long term vision
  • Together with PO prioritize workload and find the right balance in addressing features, technical debt, compliance and NFR’s
  • Solve operation issues through analysis and reasoning
  • Organized weekly sessions with developers to share designs and give context and to allow developers to challenge proposals early on
  • Guide developers to the right patterns/approaches to address implementation inefficiencies.
Oct 2021 - Dec 2022
1 year 3 months
Amsterdam, Netherlands

Solutions Architect

LeasePlan

May 2020 - Sep 2021
1 year 5 months

Lead Software Engineer/Architect

Google

  • Designed a strategy for converted CL programs in Java
  • Added support for the CL goto concept in Java
  • Added support for MONMSG CL exception handling in Java
  • Created tooling (cl-scraper) to convert CL command documentation into skeleton implementations
  • Created tooling (rce – Remote Compile Execute) to run CL test applications remotely on AS-400
  • Implemented many CL commands
  • Designed concepts to make hardcoded endpoints for FTP/SFTP/CDSND configurable
  • Added support for AS-400 QShell by using Linux shell with command rewrite rules
  • Designed and implemented support for AS-400 DataQueues with Memory and Kafka implementations
  • Presented solutions to decompose large monolithic applications into smaller horizontally scalable pieces
  • Guided new team members to become productive quickly
  • Organized and moderated daily standups
  • Helped the RPG team transition to the richer G4 AS400 environment.
May 2020 - Jun 2020
2 months
Miami, United States

Microservices Architect

Tigo

  • Conducted an assessment of existing high-level architectural design and provided recommendations & revised architecture including specifications
  • Recreated C4 context and container level diagrams for better understanding and phased implementation of new microservices
  • Middleware Technical Architect
  • Microservices architecture
  • Part-time, 4-5 weeks with 4 hrs/day overlap (EDT UTC-4).
Nov 2017 - Feb 2019
1 year 4 months
Netherlands

Senior DevOps Engineer / Software Architect

Rabobank

  • Took an API first approach for AuthorizationHub (AH) by describing external and internal REST interfaces and introducing OpenAPI
  • Implemented a pluggable approach to allow addition of new authorization providers without adjusting the AH
  • Set up CI/CD pipeline to automatically roll out new versions to Pivotal Cloud Foundry environment
  • Operating Systems: Windows, Linux, Azure Cloud
  • Methods/techniques: SOAP, REST, XML, JSON, Scrum, TDD, BDD, AOP, CI, CD, API first
  • Tools: Git, Jenkins, Maven, Swagger/OpenAPI, Cucumber, Spring Boot, Spring Cloud, Cloud Foundry, Microsoft Azure, WireMock, JWT.
Jan 2017 - Present
9 years 3 months
Utrecht, Netherlands

Co-founder

moreXperts

  • MoreXperts a place for self-employed and freelance IT professionals to exchange ideas and knowledge with monthly meet-ups.
  • Additionally members help each other to get new assignments preferably without intermediaries.
Oct 2015 - Jan 2018
2 years 4 months
Netherlands

DevOps Engineer / Architect

Rabobank

  • Introduced an abstract API layer to SCUPA to decouple authorization backend from user applications and enable auditing
  • Automated software delivery process and transitioned to DevOps by implementing a fully automated CI/CD build and deployment process
  • Operating Systems: Windows, Linux, Azure Cloud
  • Methods/techniques: SOAP, REST, XML, JSON, MessageQueueing, Scrum, TDD, BDD, AOP, CI, CD
  • Tools: Subversion, Git, GitHub, Jenkins, Maven, XL Deploy, Swagger, Cucumber, AspectJ, Spring.
Feb 2015 - Jul 2015
6 months
Amsterdam, Netherlands

Continuous Delivery Engineer

KPN

Jan 2015 - Dec 2016
2 years

Software engineer

KPN

Jan 2014 - Jan 2023
9 years 1 month
Amsterdam, Netherlands

Co-founder & CTO

112Motion

  • Guaranteed that functional wishes can be realized and lead to future proof and scalable solutions
  • Developed TraeckIt for storing, distributing and processing sensor data from in-house developed wearable devices without requiring system modifications
  • Enabled integration with third-party solutions in a generic configurable way
  • Maintained full technical overview including custom designed wearable devices and in-house developed business rules engine
  • Aimed to improve healthcare by using technology in a smart way
  • Operating systems: Linux, Google Cloud, IBM Bluemix
  • Methods/techniques: MQTT, AMQP, Rest, JSON, MessageQueuing, TDD, CI, CD, API first
  • Tools: OpenAPI, AsyncAPI, InfluxDB, Kafka, Kubernetes, Quarkus, Smallrye, Eclipse MicroProfile, Knative, Docker
  • Contributed improved Java support to Apache Openwhisk.
Oct 2012 - Dec 2019
7 years 3 months
The Hague, Netherlands

Software Architect

ICTU

  • Designed and implemented AStore for annotating existing data using Semantic Web standards with RDF based annotations in a graph database and predefined named queries
  • Extended AStore for project Reva under budget and time constraints, delivering stability and reliability across multiple countries and users
  • Semantic web technologies: RDF, Sparql, W3C Open Annotation, Apache Clerezza, Apache Jena, Apache Stanbol, Openlink Virtuoso
  • Component based development: OSGi, Apache Karaf, Docker
  • Development tools: Git, GitHub, Jenkins, Maven, Apache Jmeter, Vagrant, Ansible
  • Front-end development: HTML, CSS, Apache Wicket
  • Software metrics and visualization: DropWizard metrics, InfluxDB, Grafana
  • Domain driven development: Apache ISIS
  • Awarded commit rights for Apache Clerezza due to stability and scalability improvements.
Oct 2012 - Feb 2013
5 months
Leiden, Netherlands

Software Architect

CrowdRoaming

Jun 2012 - Jul 2012
2 months

DeployIT specialist

Bol.com

Apr 2012 - Feb 2015
2 years 11 months
Netherlands

Creator of Testimony

LiquidSequence

  • Developed Testimony, an online testing tool for the Harmony business rules engine using Google Docs spreadsheets for test data and expectations
  • Integrated execution feedback into the spreadsheets
  • Technology: Google Doc scripts, Java execution process, Jenkins for control and monitoring.
Aug 2010 - Nov 2010
4 months

Senior Software Engineer

Council for Child Protection

Jan 2010 - May 2012
2 years 5 months

Software Architect

Pierre & Vacances / Centerparcs

Jan 2006 - Mar 2010
4 years 3 months

Software Architect

VTS Police Netherlands

Aug 2002 - Present
23 years 8 months

Founder

Xup BV

Aug 2000 - Dec 2004
4 years 5 months

Software Architect

ISC

  • Proposed and supervised improvements that increased application performance by up to 400%
  • Implemented Mobipol, GIS, and telephony interfaces
  • Transformed broadcast mechanism into a publish/subscribe message broker
  • Introduced abstraction layers for reusable and replaceable components
  • Defined and documented component interfaces accessible from C++ and Tcl
  • Streamlined and automated build process, unit testing and code coverage metrics.
Mar 2000 - Jul 2000
5 months

Technical Designer/Programmer

Ernst & Young

  • Developed a flat file based message broker interface to transform employee salary files to rates using Oracle database lookup
  • Designed a highly configurable transformation solution to accommodate regular rule changes without coding modifications
  • Adapted and reused the solution for other interfaces after customer satisfaction.
Aug 1998 - Present
27 years 8 months

Founder / Owner

Multi Mach BV

Jan 1998 - Apr 1998
4 months

Technical Designer / Functional Analyst

KPN

  • Investigated impact of replacing Staffware workflow with a self-designed detailed and documented generic solution
  • Advocated component/object oriented approach to improve interface and object reuse
  • Devised storage mechanism in Visual SourceSafe for code and documentation.
Apr 1997 - Dec 1999
2 years 9 months

Technical Manager / Designer

Telfort

  • Promoted from team member to technical designer and later technical manager for subprojects
  • Designed and implemented the most complex parts of the call centre application using ActiveX and COM on Windows 9x/NT
  • Joined the Design Office for the entire Telfort account
  • Assisted sub-projects to get technically grounded and back on track.
Apr 1997 - Dec 1997
9 months

Technical Consultant/Designer

Logica

  • Advocated component/object orientation and defined technical design for an open communication interface
  • Implemented major parts of the design and related development tools
  • Produced a sample application using new services and created a plan from Beta to final release
  • Elevated team ActiveX knowledge.
Jan 1997 - Dec 1999
3 years

Technical Architect

Logica

Jan 1993 - Dec 1996
4 years

Designer / Programmer

Nedgraphics BV

  • Migrated a design system from DOS to Windows 95, producing technical design and user-friendly interface
  • Consulted on Microsoft Foundation Classes and component based development for other projects
  • Assisted specification setup for a new future design system based on COM.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Manufacturing (27.5 years), Information Technology (25 years), Government and Administration (11.5 years), Healthcare (9 years), Telecommunication (5 years), and Fashion (4 years).

Manufacturing
Information Technology
Government and Administration
Healthcare
Telecommunication
Fashion

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (30 years), Operations (27.5 years), Production (27.5 years), Product Development (26.5 years), Sales (9 years), and Research and Development (9 years).

Information Technology
Operations
Production
Product Development
Sales
Research and Development

Summary

Collaborative Problem Solving Collaborative Leadership Application Developer/Architect in a wide variety of business Risk Management applications. Focussing mainly on application backend and integration, Minto has the right attitude and skillset to improve performance of existing applications as well as designing new ones.

Skills

  • Native Cloud Computing Using Functions And Cloud Foundry
  • Object Oriented Analysis And Design
  • Data Modelling
  • Test Driven Development
  • Model Driven Architecture
  • Uml
  • C++
  • Java
  • Tcl
  • Bash
  • Linux/unix
  • Maven
  • Api First With Openapi And Asyncapi

Languages

Dutch
Native
English
Advanced

Education

Oct 2003 - Jun 2004

Technical University Eindhoven

Security in IT · Eindhoven, Netherlands

Oct 1990 - Jun 1994

Technical University Delft

Master of Science, Computer Graphics (Computer Science) · Computer Graphics (Computer Science) · Delft, Netherlands

Aug 1986 - Jun 1990

Rijkshogeschool Groningen

ing., Computer Science · Computer Science · Groningen, Netherlands

...and 1 more

Certifications & licenses

Sun Certified Java Programmer

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Minto based?

Minto is based in Amsterdam, Netherlands and can operate in on-site, hybrid, and remote work models.

What languages does Minto speak?

Minto speaks the following languages: Dutch (Native), English (Advanced).

How many years of experience does Minto have?

Minto has at least 33 years of experience. During this time, Minto has worked in at least 23 different roles and for 22 different companies. The average length of individual experience is 1 year and 3 months. Note that Minto may not have shared all experience and actually has more experience.

What roles would Minto be best suited for?

Based on recent experience, Minto would be well-suited for roles such as: Co-Founder, Domain Architect, Solutions Architect.

What is Minto's latest experience?

Minto's most recent position is Co-Founder at GameSqule.

What companies has Minto worked for in recent years?

In recent years, Minto has worked for GameSqule, LeasePlan, Google, moreXperts, and 112Motion.

Which industries is Minto most experienced in?

Minto is most experienced in industries like Manufacturing, Information Technology (IT), and Government and Public Administration. Minto also has some experience in Healthcare, Telecommunication, and Fashion and Apparel.

Which business areas is Minto most experienced in?

Minto is most experienced in business areas like Information Technology (IT), Operations, and Production/Manufacturing. Minto also has some experience in Product Development, Sales, and Research and Development (R&D).

Which industries has Minto worked in recently?

Minto has recently worked in industries like Manufacturing, Information Technology (IT), and Healthcare.

Which business areas has Minto worked in recently?

Minto has recently worked in business areas like Operations, Production/Manufacturing, and Product Development.

What is Minto's education?

Minto holds a Master in Computer Graphics (Computer Science) from Technical University Delft and a Bachelor in Computer Science from Rijkshogeschool Groningen.

Does Minto have any certificates?

Minto has 1 certificate: Sun Certified Java Programmer.

What is the availability of Minto?

Minto is immediately available full-time for suitable projects.

What is the rate of Minto?

Minto's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Minto?

To hire Minto, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1200
900
600
300
Market avg: 1020-1180 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.