Freelance software engineer

Looking for an experienced software developer? I am a senior software engineer with over 10 years of professional experience. I can help you design and build new software products, refactor and modernize legacy applications, automate software testing, building and deployment, lead a software development team, or train your developers in using modern software development practices.

I'm available for remote or limited on-site work in proximity of Utrecht, the Netherlands.

Let's get in contact and find out what I can do for you.

Send me an e-mail

Experience

Here is a summary of the tools and methodologies I'm experienced with.

Software development

  • Object-oriented programming, SOLID
  • Automated testing, unit testing, integration testing, system testing, TDD, BDD
  • Domain-driven design, event storming
  • Agile, Scrum, Kanban
  • Internationalization, localization

Software architecture

  • Hexagonal architecture, layered architecture
  • Microservice architecture, messaging integration
  • CQRS

PHP

  • PHP 5.3 - 7.4 (Zend Certified Engineer)
  • Composer, Symfony 2 - 5, Doctrine, Twig
  • PHPUnit, Behat
  • PHPStan, PHPCS, PHPMD, SensioLabs Security Checker
  • Xdebug

JavaScript

  • JavaScript, TypeScript
  • NPM, Yarn
  • Webpack
  • Jest, ESLint
  • jQuery

Web

  • HTTP
  • HTML5
  • CSS, SCSS
  • Bootstrap, Material Design, Living style guide
  • SEO

Mobile

  • Android, Java, Kotlin
  • NativeScript, Cordova

Persistence, messaging

  • MySQL, MariaDB, Percona, PostgreSQL, Redis
  • Object storage, Amazon S3
  • RabbitMQ, AMQP
  • REST, SOAP, JSON, XML
  • Data migrations

Security

  • OWASP
  • TLS, Let's Encrypt, HSTS
  • Content Security Policy
  • SSO, OAuth, SAML
  • GnuPG

DevOps, deployment

  • Docker, Docker Compose, Kubernetes
  • Continuous integration, continuous deployment, Travis CI, GitHub Actions
  • Make, Ant, Phing
  • Linux, Ubuntu, Debian
  • Apache, Nginx, Traefik, Kong Gateway
  • Vagrant, VirtualBox
  • Ansible

Tooling

  • Git
  • GitHub, GitLab, Bitbucket
  • PhpStorm, Android Studio
  • Slack
  • Pivotal Tracker, Jira
  • Loco, Transifex

Miscellaneous

  • Bash, Lua
  • GIS, GeoJSON, Leaflet
  • Teaching
  • First aid, emergency response

Languages

  • Dutch (native)
  • English (C2, Certificate of Proficiency)
  • German

Nic Wortel

Nic Wortel

Hi! I'm Nic Wortel, a freelance software engineer, technology enthousiast and writer of this blog.

About | Hire me

Recent posts

  1. Simple Kubernetes deployment versioning
  2. Protect your Symfony application against the OWASP Top 10 security risks
  3. Building web applications with Make
  4. Using Prism for syntax highlighting with Sculpin

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