Software Developer - Data Visualization Specialist

Overview

Short-term contract to start (2-3 months)

• Strong potential for conversion to full-time based on performance

About the Role

We are seeking an experienced Software Developer with deep expertise in data visualization to join our team. This role focuses on creating sophisticated, performant visualizations for large-scale datasets while maintaining exceptional user experience and brand consistency.

Key Responsibilities

• Design and develop custom data visualizations for large, complex datasets
• Build interactive charts and dashboards using modern JavaScript and Python visualization libraries
• Optimize visualization performance for datasets with millions of data points
• Extend and customize existing charting libraries to meet specific business requirements
• Create bespoke visualization solutions when standard libraries don't meet needs
• Ensure all visualizations align with brand guidelines and provide professional, polished user experiences
• Collaborate with product and design teams to translate business requirements into effective visual representations
• Implement responsive visualizations that work seamlessly across devices and screen sizes

Required Skills & Experience

Technical Expertise

• JavaScript Libraries: Advanced proficiency in Plotly.js, D3.js, Highcharts, and other modern visualization frameworks
• Python Libraries: Strong experience with Plotly, Matplotlib, Seaborn, Bokeh, or similar tools
• Performance Optimization: Proven experience handling and visualizing large datasets (100k+ data points)
• Customization: Ability to extend library APIs, modify chart behaviors, and create custom chart types
• Front-end Development: Strong JavaScript/TypeScript skills with modern frameworks (React, Vue, or Angular)

Design & UX

• Strong understanding of UI/UX principles specific to data visualization
• Experience creating professional, brand-consistent visual designs
• Knowledge of color theory, typography, and visual hierarchy
• Ability to make data accessible and understandable to diverse audiences

Preferred Qualifications

• Experience with WebGL-based visualization libraries for high-performance rendering
• Knowledge of data visualization best practices and principles
• Portfolio demonstrating custom visualization work and large dataset handling
• Experience in financial services, analytics platforms, or data-intensive applications
• Familiarity with backend technologies and APIs for data delivery
• Understanding of accessibility standards for data visualizations

What We're Looking For
The ideal candidate combines technical excellence with design sensibility. You should be comfortable diving into library source code to implement custom behaviors, while also stepping back to ensure the end result serves both business objectives and user needs. You understand that great visualizations aren't just about displaying data—they're about telling stories and enabling insights.