Lars Lemkens

Lars Lemkens

Freelance Front-end Developer

Roermond, Netherlands

Summary

I'm a passionate developer with a strong focus on Angular and everything related to TypeScript. I love diving deep into the Angular ecosystem, building scalable applications, and crafting seamless user experiences. Learning new things is my passion—whether it's exploring the latest tools, mastering new frameworks, or refining my skills in clean code and architecture. I'm always driven by curiosity and the excitement of pushing the boundaries of what's possible.

Technical Skills

Angular
HTML
CSS
TypeScript
NX
NestJS
PHP
Laravel
NextJS
React
NodeJS
JavaScript
RxJS
NgRx
Angular Universal
Monorepo
Tailwind CSS
Bootstrap CSS
RESTful API Integration
UI Component Development
WebSockets
AWS
Jira

Professional Experience

InShared | Freelance Frontend Developer (Angular)

June 2023 - April 2025

I helped in supporting InShared's digital transformation, focusing on optimizing their online insurance platform. I contributed to the development of a modular, scalable web application to facilitate international expansion into Spain and other markets. My work also involved fixing critical bugs and creating and updating web components in the UI library to ensure a seamless user experience across platforms.

Key Technologies:

Angular (17+), TypeScript, RXJS, NgRx, REST APIs, WebSockets, Jest, Playwright, StoryBook, NX, Monorepo

Kineti BV | Freelance Frontend Developer (Angular)

February 2022 - May 2023

At Kineti, I was part of the team developing GeoDome, a wide-area sensor fusion platform. This system managed fleets of fixed and mobile sensors, collecting vast amounts of data from diverse sources and transforming it into meaningful intelligence insights. My role revolved mostly around building and refining the Angular frontend, ensuring the platform could efficiently handle real- time data visualization. I also worked on backend to integrate APIs by websockets and REST, ensuring seamless communication between the frontend and sensor data processing systems.

Key Technologies:

Frontend: Angular (14+), TypeScript, RXJS, NgRx, REST APIs, OpenLayers, WebSockets, Jest, NX, Monorepo

Backend: Python, Flask, MongoDB

Krumbel | Fullstack Developer

January 2020 - February 2022

Developed an online marketplace for bakeries, enabling seamless digital sales. Focused on frontend and backend implementation, third-party integrations, and enhancing user experience.

Key Technologies:

Frontend: Flutter 2, Angular, TypeScript, RXJS, Akita, Bootstrap CSS, REST APIs, Jest

Backend: AWS, Serverless, SAM, API Gateway, Node.js Lambda, DynamoDB, Route53, LightSail

Fastlane Software Solutions | Co-Founder

October 2019 - Present

Inphos Nederland B.V. | PHP Web Developer (Laravel)

September 2018 - January 2019

Exitable | PHP Web Developer (Laravel)

February 2016 - July 2016

Inphos Nederland B.V. | IT Helpdesk

January 2015 - Jul 2015

Certifications

Next.js 15 & React - The Complete Guide

May 2025

Modern Angular 19 with Signals

March 2025

Docker Mastery

September 2019

The Complete Guide to Java EE 8

September 2019

Angular Front To Back

September 2017

Education

January 2016 - January 2020

Software Engineering

Fontys University of Applied Sciences

January 2013 - January 2016

IT Manager

Summa College

Languages

DutchNative
EnglishProfessional