Chris van der Heijden, Developer in 's Hertogenbosch, Netherlands
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Chris van der Heijden

Verified Expert  in Engineering

Bio

Chris is an experienced engineer and developer specializing in blockchain, programming, DevOps, and Linux infrastructure. He is always eager to learn new things and think out of the box, particularly about the most common public blockchain ecosystems like Ethereum and Polkadot. Chris is passionate about blockchain technology and combines solid technical knowledge with relevant soft skills, excelling as a communicative, assertive, and flexible professional.

Portfolio

WeHave
Python 3, Node.js, Rust, NEAR Protocol, IT Operations Management (ITOM)...
BitcoinMeester
Docker, Google Cloud Platform (GCP), Ethereum Virtual Machine (EVM), Python 3...
AppyThings
Docker, Ansible, Python 3, Apigee, Microservices, Amazon Web Services (AWS)...

Experience

  • Python 3 - 4 years
  • Blockchain & Cryptocurrency - 4 years
  • Decentralized Finance (DeFi) - 3 years
  • Ansible - 3 years
  • Smart Contracts - 3 years
  • Google Cloud Platform (GCP) - 3 years
  • Cryptocurrency Wallets - 2 years
  • Non-fungible Tokens (NFT) - 1 year

Availability

Part-time

Preferred Environment

Linux, Docker, Python 3, Ethereum Virtual Machine (EVM), Blockchain, Cryptocurrency, Solidity, Cryptocurrency Wallets, Decentralized Finance (DeFi), Cloud Computing

The most amazing...

...solution I've built is the blockchain node infrastructure for a Dutch crypto trading platform set up in the Google Cloud Platform.

Work Experience

Co-founder

2022 - PRESENT
WeHave
  • Weighted various blockchain and technology options for deploying our product.
  • Built a tool for creating bulk addresses on the NEAR protocol using Node.js.
  • Decided on the operational stack for development and deployment tools and oversaw its administration.
  • Researched the best country for registering the business and dealing with all legislative matters.
Technologies: Python 3, Node.js, Rust, NEAR Protocol, IT Operations Management (ITOM), Business, Decentralization

DevOps and Blockchain Engineer

2021 - 2022
BitcoinMeester
  • Developed the wallet infrastructure for the trading platform.
  • Made a proof of concept for a non-fungible token (NFT) marketplace related to sports.
  • Set up and maintained various nodes used by the trading engine to connect to public blockchains.
Technologies: Docker, Google Cloud Platform (GCP), Ethereum Virtual Machine (EVM), Python 3, Linux, Flask, Proof of Stake, Microservices, Architecture, Non-fungible Tokens (NFT), Cryptocurrency, Crypto, Ethereum Smart Contracts, IPFS, Infrastructure, Web3.js

DevOps Engineer

2020 - 2021
AppyThings
  • Maintained an AWS cluster running complex multi-node infrastructure for Apigee.
  • Automated updates for Apigee clusters using Ansible.
  • Assisted the development team with changes and change management.
Technologies: Docker, Ansible, Python 3, Apigee, Microservices, Amazon Web Services (AWS), Infrastructure, DevOps, Architecture, Infrastructure as Code (IaC)

Consultant

2019 - 2020
Sue B.V.
  • Facilitated technical training focused on Linux infrastructure, cloud, and DevOps.
  • Contributed to maintaining multiple ELK stack—Elasticsearch, Logstash, and Kibana—projects in cloud environments.
  • Hosted lectures and meetups on multiple tech-related subjects.
Technologies: Red Hat Linux, Python 3, Docker, Leadership, Microservices, Architecture, Python, Infrastructure, DevOps, Infrastructure as Code (IaC)

Experience

WeHave

https://www.wehave.io
WeHave creates fractionalized NFTs of every item listed on the platform, making it possible to own, trade, and govern them. Every item will be stored, insured, and maintained by WeHave. I've built part of the application and participated in the decision-making process.

NFT Platform for a Cryptocurrency Broker

I developed a POC related to NFTs for a Dutch crypto platform to launch an NFT collection in collaboration with multiple first-division football clubs. I developed smart contracts and was involved in the decision-making process.

Wallet Infra in Cloud Environment

Responsible for the back-end infrastructure architecture related to blockchain nodes to facilitate address creation and collecting of on-chain data for the trading platform. I built APIs to communicate with various nodes and was in charge of administering this part of the trading platform.

Certifications

FEBRUARY 2022 - PRESENT

Polkadot 101

Moralis Academy

OCTOBER 2021 - PRESENT

JavaScript for Blockchain Developers

Moralis Academy

AUGUST 2021 - PRESENT

Blockchain for Business

Moralis Academy

AUGUST 2021 - PRESENT

Ethereum Smart Contract Programming 101

Moralis Academy

FEBRUARY 2020 - FEBRUARY 2022

Docker Certified Associate (DCA)

Docker

FEBRUARY 2020 - FEBRUARY 2023

Red Hat Certified Engineer (RHCE)

Red Hat

JANUARY 2020 - PRESENT

Certified Associate in Python Programming

Python Institute

DECEMBER 2019 - PRESENT

SaltStack Certified Engineer

Salt Project

SEPTEMBER 2019 - PRESENT

DeFi 101

Moralis Academy

AUGUST 2019 - AUGUST 2021

Red Hat Certified System Administrator (RHCSA)

Red Hat

JULY 2019 - PRESENT

Certified Entry-level Python Programmer

Python Institute

JUNE 2019 - JUNE 2024

Certified Linux Administrator (LPIC-1)

Linux Professional Institute

MAY 2019 - MAY 2022

SUSE Certified Engineer (SCE) in Enterprise Linux

SUSE

APRIL 2019 - PRESENT

Professional Scrum Master I (PSM I)

Scrum.org

Skills

Libraries/APIs

Web3.js, Node.js, Apigee

Tools

Ansible, SaltStack, Google Kubernetes Engine (GKE)

Paradigms

Microservices, DevOps, Scrum

Platforms

Linux, Blockchain, Docker, Google Cloud Platform (GCP), Red Hat Linux, Ethereum, Hyperledger, Amazon Web Services (AWS)

Languages

Python 3, Python, Solidity, JavaScript, Rust

Frameworks

Flask, Parity Polkadot

Other

Ethereum Virtual Machine (EVM), Cryptocurrency Wallets, Blockchain & Cryptocurrency, Leadership, Crypto, Infrastructure, Infrastructure as Code (IaC), Decentralization, Smart Contracts, IPFS, Non-fungible Tokens (NFT), Cryptocurrency Exchanges, Cryptocurrency, Proof of Stake, Architecture, Ethereum Smart Contracts, SUSE Linux Enterprise Server (SLES), Decentralized Finance (DeFi), Cloud Computing, NEAR Protocol, IT Operations Management (ITOM), Business, Cosmos, Arbitrage

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