Junior Front-end Engineer

Krunchbox - Santiago (Hybrid)

Krunchbox

Salary: Gross salary $1600 - 2400
Type: Full time

Tags: JavaScript React TypeScript Data Visualization

Krunchbox are retail demand experts focused on helping suppliers and retailers make better decisions through data. We’re building a modern, AI-powered analytics platform that delivers fast, reliable insights at scale.
As part of our growth, we’re rebuilding our platform to support enterprise clients with real-time, actionable analytics — and this role will contribute directly to that transformation.
Project / Department
You’ll join the team working on the rebuild of our analytics UI, transitioning from a legacy stack (jQuery/Bootstrap) to a modern React + TypeScript application.
This is a hands-on role where you’ll contribute to building Reports and Dashboards, working alongside senior engineers and product teams. You’ll gain experience in high-performance data visualization, modern frontend architecture, and scalable SaaS product development.

Apply through Get on Board.

Key Responsibilities

You’ll contribute to building and improving the frontend of our analytics platform using React and TypeScript
  • Support the migration from legacy code (jQuery/Bootstrap) to a modern frontend stack
  • Build and maintain dashboards and reports used by enterprise customers
  • Work with AG Grid and other tools to display and interact with large datasets
  • Help develop reusable UI components using Tailwind CSS / shadcn/ui
  • Integrate data visualizations using tools like Plotly
  • Collaborate with product, backend, and data teams to implement features
  • Assist in improving performance, usability, and responsiveness of the platform
  • Learn and follow frontend best practices, testing, and code quality standards

Required Qualifications

  • 0–4 years experience in frontend development (or strong internship/project experience)
  • Working knowledge of JavaScript and React
  • Exposure to TypeScript (or willingness to learn quickly)
  • Basic understanding of APIs and how frontend connects to backend services
  • Strong attention to detail and willingness to learn in a fast-paced environment
  • Good problem-solving skills and ability to work collaboratively
Position Summary (1-liner)
A junior frontend role focused on learning and contributing to a modern analytics platform rebuild — with real exposure to enterprise-scale data and product development.

Nice to Have

  • Experience with data tables or dashboards
  • Familiarity with Tailwind CSS or modern UI frameworks
  • Exposure to data visualization libraries (e.g. Plotly, Chart.js, D3)
  • Understanding of state management (Context API, Redux, or similar)
  • Bonus: backend knowledge or experience (APIs, databases, or server-side logic)
  • Experience working on personal or academic projects involving real data

Benefits

  • Salary: $1,300 – $2,400 USD per month (based on experience)
  • Opportunity to work on a modern React/TypeScript stack
  • Hands-on experience building a scalable SaaS platform
  • Mentorship from experienced engineers
  • Direct impact on a product used by global retail brands
  • Fast learning environment with clear growth opportunities

Partially remote You can work from your home some days a week.
Computer provided Krunchbox provides a computer for your work.
Informal dress code No dress code is enforced.

Source: GetOnBoard | Main Category: Programming