Jakob Laegdsmand, Developer in The Hague, Netherlands
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Jakob Laegdsmand

Verified Expert  in Engineering

Software Developer

Location
The Hague, Netherlands
Toptal Member Since
August 31, 2022

Jakob是一位具有广泛专业知识的web开发人员和解决方案架构师, 15+ years of work experience and excellent communication skills. 作为一名工匠和纯粹主义者，他努力始终如一地交付原始代码. 他最擅长的是使可持续发展和创造性的组织实现他们的目标，并构建工具/仪表板来帮助他们完成任务. Jakob works independently and functions well in a team. He founded his own SAAS product called “Roots of Me”.

MacOSRuby on Rails (RoR)RubyReactSassHTML5DevisejQueryGitNPMBootstrapVisual Studio Code (VS Code)TypeScriptTest-driven Development (TDD)Electron

Portfolio

Roots of Me
TypeScript, React, Ruby on Rails (RoR), Ruby, Electron, MobX...
Freelance
Ruby, Ruby on Rails (RoR)， TypeScript, Sass, HTML5, design, React, PostgreSQL...
Globld International
Scrum, PHP, React, Three.js, Unity, Laravel, PostgreSQL, PostGIS, Docker, Git...

Experience

Ruby on Rails (RoR) - 10 yearsRuby - 10 yearsJavaScript - 10 yearsHTML5 - 10 yearsSass - 10 yearsReact - 8 yearsAutomated Testing - 8 yearsTypeScript - 6 years

Availability

Part-time

Preferred Environment

MacOS, Ruby on Rails (RoR), TypeScript, Sass, HTML5, Unit Testing, E2E Testing, Git, Git Flow, PostgreSQL

The most amazing...

...我开发的应用程序是一个桌面应用程序，使卫生专业人员能够创建完整的, beautiful, and inclusive genograms.

Work Experience

Owner | Full-stack Developer

2019 - PRESENT
Roots of Me
  • 设计并开发了一个应用程序，供卫生专业人员和治疗师使用，以创造美丽, inclusive, and complete genograms.
  • 管理一家独立的软件公司并发布了一个成功的SaaS应用程序.
  • Created a training platform to educate and train people online.
Technologies: TypeScript, React, Ruby on Rails (RoR), Ruby, Electron, MobX, Object-oriented Programming (OOP), Sass, ActiveAdmin, Devise, Automated Testing, REST, APIs, OAuth 2, PostgreSQL, NPM, YARN, Git, Git Flow, Amazon Web Services (AWS), jQuery, Bootstrap, Hybrid Frameworks, Architecture

Owner | Full-stack Developer

2012 - PRESENT
Freelance
  • 作为自由开发者为许多不同规模的公司开发网站.
  • 作为技术和架构方面的合作伙伴，为众多客户提供了有益的建议.
  • 成功管理独立业务，并通过社交活动获得新客户.
Technologies: Ruby, Ruby on Rails (RoR)， TypeScript, Sass, HTML5, design, React, PostgreSQL, NPM, YARN, Git, Git Flow, Amazon Web Services (AWS)

Scrum Master | Tech Lead

2017 - 2018
Globld International
  • 招募、管理和促进由不同学科组成的scrum团队.
  • 设计并开发了一个3d可视化工具，用于从点云数据中检查建筑物和属性.
  • 指导初级开发人员成为熟练的前端开发人员.
Technologies: Scrum, PHP, React, Three.. js, Unity, Laravel, PostgreSQL, PostGIS, Docker, Git, Git Flow, GitLab

Scrum Master | Developer

2015 - 2016
RTL Nederland
  • 开发和维护一个高可用性网站，每月有数十万访问者.
  • Migrated a legacy back-end system written in .NET to a more modern Node.js architecture.
  • 维护和分发公司各部门可用的内部JavaScript工具库.
Technologies: JavaScript, React, Node.js, Sass, Automated Testing, Express.js, NPM, Git, Amazon Web Services (AWS)

Front-end Developer

2013 - 2014
1% Club
  • 为1% Club网站开发模板和前端组件.
  • 为众筹网站开发开源框架组件.
  • 为预订的社会倡议网站开发前端代码.com employees as part of a pressure-cooker Scrum team.
Technologies: HTML5, Sass, JavaScript, Python

Developer

2010 - 2012
MagStream
  • 为iPad开发了一款独立的数字杂志，在苹果App Store中被评为“月度应用”.
  • 开发内部框架，将以专有格式创建的杂志转换为平板电脑的HTML5.
  • 转换、开发、发行多本iPad商业数字杂志.
  • 开发定制微游戏和活动，与数字杂志一起使用.
Technologies: Ruby, JavaScript, HTML5, Sass

Developer

2009 - 2010
Code
  • 从Adobe Photoshop设计和模型中开发了许多自定义网站.
  • Designed and built components for the in-house CMS framework.
  • Maintained direct contact with clients and operated autonomously.
技术:PHP, JavaScript, CSS, MySQL, MooTools, Subversion (SVN)

Tridion Developer

2007 - 2009
Leiden University
  • 开发了一个超过20,000页的大型网站和许多子网站.
  • Developed a media bank for use by the university subsites.
  • 在PHP和MySQL中重建部分站点引擎.
技术:Tridion, VBScript, PHP, JavaScript, CSS, MySQL, CodeIgniter

Java Developer

2005 - 2007
Sogeti
  • 作为索格蒂的代表，在现场为客户完成各种任务.
  • 在三个月内通过了“Sun认证程序员”和“Sun认证开发人员”的初步考试.
  • 完成商业课程，其中包括在俄亥俄州雅典大学的公开演讲，作为初步培训的一部分.
Technologies: Java, JavaScript, CSS, HTML

Roots of Me

Created an Electron based desktop app for making genograms. 它是使用Electron用TypeScript编写的，并具有Ruby on Rails后端和api. I am the founder of this company and the main developer. I architected and developed the app, and developed an API for it. It is an SaaS app using a subscription model. 主要目标是使卫生专业人员能够创建完整, beautiful, and inclusive genograms.

It consists of:

• An electron based desktop application
• REST APIs
• A dashboard for subscription management
• A complete training environment

Commercial Website for a Broadcasting Company

http://www.rtl.nl/
Developed a React application with a Node.js back end. The app served high-density traffic. 它是荷兰五大广播公司之一的商业网站, 包含片段和预告片以及线性电视频道的节目. My role was Scrum Master and Full-stack developer.

•我帮助将一个现有的代码库从Angular迁移到React，并构建了一个Node.js API.

•管理并开发了一个内部JavaScript工具库，供组织内多个部门使用. We hosted this using semantic versioning.

•我帮助构建并实现了一个基于Jenkins和Git的完整CI系统，将代码更改带入阶段和生产.

Online Learning and Visual Feedback Application

Developed a Ruby on Rails based visual feedback application. 我的角色是全栈开发人员，同时也是首席执行官的技术顾问. 这个应用程序服务于许多课程，并被大学和私人教师使用. It is a linear learning platform, 但也包括一个精心制作的视觉反馈工具，为教师提供学生可用的和具体的反馈，他们的创作.

• I developed many new features for this application.

• I improved performance for peak hours, 当一大群学生学习一门课程并同时提交他们的作业时.

•我用了一个月的时间将代码库从HTML和Angular升级到React.

Languages

JavaScript, Ruby, TypeScript, Sass, HTML5, Dart, Java, PHP, Rust, Python, CSS, VBScript, HTML, Bash, Swift

Frameworks

Ruby on Rails (RoR)， Electron, Capybara, Jest, YARN, Bootstrap, Unity, CodeIgniter, Cypress, Express.js, Koa, Laravel, OAuth 2, Next.js, Tailwind CSS, Flutter

Libraries/APIs

React, MobX, Devise, Playwright, jQuery, Three.js, Node.js, MooTools

Paradigms

Object-oriented Programming (OOP), Functional Programming, Test-driven Development (TDD), Automated Testing, REST, Scrum, Unit Testing, E2E Testing

Platforms

MacOS, Visual Studio Code (VS Code)， Heroku, Amazon Web Services (AWS)， Docker

Tools

RSpec, NPM, Git, Zsh, Tridion, GitLab, Subversion (SVN)

Other

ActiveAdmin, Git Flow, Architecture, Hybrid Frameworks, Scrum Master, App Store, api

Storage

MySQL, PostgreSQL, PostGIS

AUGUST 2015 - AUGUST 2017

Certified Scrum Master

Scrum Alliance

OCTOBER 2005 - PRESENT

Sun Certified Java Developer

Sun Microsystems

SEPTEMBER 2005 - PRESENT

Sun Certified Java Programmer

Sun Microsystems

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