Introduction
Work Experience
Studies
Technical skills
🌍 The Netherlands
Dutch
English

Gilles Coolen

Software Engineer
Gilles is a software engineer with a passion anything digital. His work spans digital interfaces, high availability API's, and the translation of ideas into code.

Work Experience

TreamsMay 2024 - Present
Software Engineer
  • Turned the platform into an AI-native tool using MCP (Model Context Protocol) that adheres to the user access rights system in Treams.
  • Successfully scaled the platform to handle the launch of the largest client of Treams, a multinational company with 5000+ employees.
  • Automated invoicing for every client using Stripe & Exact Online, generating custom invoices for each client based on the usage of the platform.
  • Played a central role in the team, handling client communication, planning and delivering features and improvements to the platform.
Treams Dashboard
SupertaskOct 2019 - May 2024
Founder
  • Supertask was a full-service Software Agency that helped clients launch their products and services.
  • Helping customers from an idea to a successful launch, Supertask focused on simple, performant and scalable solutions.
  • From building data pipelines to streaming platforms, we focused on delivering value where it was needed.
BitmarksDec 2021 - Jan 2023
Product Engineer
  • Bitmarks was a startup that build a platform in the fintech industry.
  • With a team of 5, we built an extremely scalable platform that was optimized for performance and scalability.
  • Eventually turned into two different companies, who both had successful launches.
KorsitFeb 2019 - Nov 2021
Software Engineer
  • Korsit is the company behind Dundle, one of the largest digital giftcard retailers in Europe.
  • Responsible for building the main API behind Dundle and optimizing the web vitals for the client.
  • Built a in-house CMS that allowed the translation team to edit any product page in real-time, using a version history system based on Git.

Studies

Avans University of Applied SciencesBachelor in Computer Science. Took part in the fast-track program.
Rotterdam University of Applied SciencesMinor in Cyber Security.
Summa CollegeSecondary Vocational Education in Information Technology.

Technical skills

Typescript / Nest.jsBuilding scalable, high-availability API's using Nest.js and TypeScript.
Nest.js
Typescript
REST
GraphQL
PostgreSQL
Redis
React / Next.jsBuilding static frontend applications with React or Next.js.
TypeScript
React
Next.js
Tailwind
AI (LLM) & MCPUsing AI (LLM's) and MCP (Model Context Protocol) to enrich application functionality.
OpenAI
Anthropic
Google
Azure
AWSDeploying and scaling applications on AWS.
Cognito
Cloudwatch
DynamoDB
SQS
RDS
S3
UI/UXDesigning and implementing user-friendly interfaces.
Figma
Tailwind
Shadcn/UI
Styled Components