Justin De Wit
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Justin De Wit Email & Phone Number

Systems and DevOps Engineer at Hallo
Location: Castricum, North Holland, Netherlands 5 work roles 4 schools
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Current company
Role
Systems and DevOps Engineer
Location
Castricum, North Holland, Netherlands
Company size

Who is Justin De Wit? Overview

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Quick answer

Justin De Wit is listed as Systems and DevOps Engineer at Hallo, a company with 758 employees, based in Castricum, North Holland, Netherlands. AeroLeads shows a matched LinkedIn profile for Justin De Wit.

Justin De Wit previously worked as Software Engineer at Learnwise Ai and Video Editor at Freelance | Self-Employed. Justin De Wit holds Cs50 - Computer Science from Harvard University.

Company email context

Email format at Hallo

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Hallo

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Profile bio

About Justin De Wit

I’m a full-stack developer excited to be part of teams that build technology products making visible differences in the world.I work with:Frontend: React/Next.js, Tailwind CSSBackend: FastAPI, Node.js, ExpressLanguages: JavaScript, TypeScript, PythonDatabases: PostgreSQL, MongoDBPlatforms: AWS, VercelI’m well-versed in the broader tech landscape, with the ability to refresh my knowledge in technologies I've worked with before or quickly pick up new ones when needed.Check out my work on GitHub: github.com/JustinDewit

Listed skills include Science And Technology, Business Intelligence, Research, Strategic Planning, and 13 others.

Current workplace

Justin De Wit's current company

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Hallo
Hallo
Systems and DevOps Engineer
Castricum, NH, NL
Website
Employees
758
AeroLeads page
5 roles · 9 years

Justin De Wit work experience

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Systems And Devops Engineer

Castricum, NH, NL

Software Engineer

Amsterdam, North Holland, Netherlands

  • Developed a custom CMS server on Retool for AI assistant content management, enabling large-scale web scrapes. Implemented secure API endpoints to trigger AWS Lambda functions, integrating with MongoDB and AWS Batch..
  • Did a comprehensive refactoring of the Python codebase, optimizing Pydantic models to ensure all internal API endpoints had proper schemas for improved data validation and serialization. Restructured and optimized.
  • Developed a Python application with Langchain to integrate the power of LLMs for automating internal processes such as generating regex patterns for our web scrapers.
  • Collaborated effectively within a development team using Linear and GitHub, implementing version control best practices like Git commit squashing and rebasing before submitting pull requests.
Dec 2023 - Jul 2024

Digital Marketing Strategist

Amsterdam

Managed paid social media and search engine marketing campaigns, actively acquired new clients, and designed and optimized email visualizations for multiple clients.

Apr 2017 - Oct 2017

Internship Coordinator

Go Placements

Lisbon, Portugal

Served as the liaison between companies in Portugal and students from the Netherlands, facilitating successful internship placements tailored to individual needs and company requirements.

May 2016 - Sep 2016
Team & coworkers

Colleagues at Hallo

Other employees you can reach at hallo.eu. View company contacts for 758 employees →

4 education records

Justin De Wit education

Cs50 - Computer Science

Completed an intensive curriculum in computer science fundamentals, where I gained foundational experience in Python, JavaScript, SQL.

Certificate - Advanced Physics

Wismon Onderwijsinstituut
FAQ

Frequently asked questions about Justin De Wit

Quick answers generated from the profile data available on this page.

What company does Justin De Wit work for?

Justin De Wit works for Hallo.

What is Justin De Wit's role at Hallo?

Justin De Wit is listed as Systems and DevOps Engineer at Hallo.

Where is Justin De Wit based?

Justin De Wit is based in Castricum, North Holland, Netherlands while working with Hallo.

What companies has Justin De Wit worked for?

Justin De Wit has worked for Hallo, Learnwise Ai, Freelance | Self-Employed, Make Marketing Magic, and Go Placements.

Who are Justin De Wit's colleagues at Hallo?

Justin De Wit's colleagues at Hallo include Björn Fabian Herzberg, Kevin Van Rooij, Mashkal Ali, Laslo Zijlstra, and Brian Verkerk.

How can I contact Justin De Wit?

You can use AeroLeads to view verified contact signals for Justin De Wit at Hallo, including work email, phone, and LinkedIn data when available.

What schools did Justin De Wit attend?

Justin De Wit holds Cs50 - Computer Science from Harvard University.

What skills is Justin De Wit known for?

Justin De Wit is listed with skills including Science And Technology, Business Intelligence, Research, Strategic Planning, Entrepreneurship, Business Development, Management, and Leadership.

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