Senior Full-Stack Engineer

Job Type:

Full-Time, Permanent, On-Site Location:

Suite 865, 401 – 9th Avenue SW, Calgary, AB T2P 3Z5

About Arcobi Arcobi (formerly Arcus Power) is at the forefront of the global shift towards electrification and low-carbon power systems. Our AI-driven Energy Cost Management platform is revolutionizing power management by enabling users to optimize operations based on electricity prices, peak demand periods, and market opportunities. Originally a tech startup in Calgary, Arcobi is now expanding globally.

The Team Our diverse team of data scientists, software developers, electrical engineers, and market analysts is committed to creating intelligent models that support efficient energy resource consumption. Arcobi fosters a collaborative, innovation-driven, and dynamic culture, where everyone's input is valued.

Your Role We're seeking an exceptional

Senior Full Stack Engineer

who combines technical excellence with a passion for crafting beautiful, intuitive user experiences. You'll build enterprise-grade applications where visual appeal meets best-in-class functionality—creating interfaces that energy market professionals and Fortune 500 companies rely on to optimize electricity usage and integrate renewable energy.

This role is for someone who believes that enterprise software doesn't have to be ugly. Working closely with our product team, you'll architect modern React applications with TypeScript that are as delightful to use as they are technically robust. If you obsess over details—from component architecture to the perfect button hover state—and want your work to accelerate the clean energy transition, this is your opportunity.

What You'll Build Modern Frontend Applications

Build responsive, pixel-perfect React applications using TypeScript

Create reusable component libraries and design systems (Storybook)

Implement sophisticated data visualizations using D3, Visx, or Recharts

Design and maintain a cohesive design system with careful attention to typography, color, and spacing

Partner with product and design to deliver production-ready features

Ensure exceptional performance and accessibility across all interfaces

Design and implement RESTful APIs using

FastAPI

and Python

Build microservices architectures for real-time data delivery

Implement robust authentication, authorization, and security practices

Create background jobs and data processing pipelines

Ensure system reliability through testing and monitoring

End-to-End Ownership

Ship features from concept to production, across frontend and backend

Collaborate with designers to refine user flows and interactions

Integrate ML models and analytics into user-facing features

Participate in code reviews and mentor other engineers

Contribute to architectural decisions and technical direction

Your Qualifications Must Have:

5-7+ years of full stack experience building production applications

Expert-level proficiency in

React

and

TypeScript

Strong backend experience with

Python

and

FastAPI

Proven track record building polished, user-friendly UIs

Experience with component libraries and design systems

Proficiency with state management (Redux, Tanstack, Context API, Zustand)

Experience with SQL and NoSQL databases

Strong grasp of RESTful API design and microservices architecture

Familiarity with modern build tools (Vite, Webpack, etc.)

Experience with Git workflows and CI/CD pipelines

Highly Valued:

Experience with data visualization libraries (D3.js, Visx, Recharts, Plotly)

Proficiency with

Storybook

for component development and documentation

Background in building enterprise SaaS applications

Experience with

Figma

and translating designs to production-quality code

Experience with

Mantine

component library and styling approaches

Familiarity with testing frameworks ( Vitest , React Testing Library, Playwright)

Knowledge of Python ecosystem (Pydantic, SQLAlchemy, async patterns)

Understanding of time-series data and real-time analytics interfaces

Background in performance optimization and lighthouse scores

Experience with design tokens and theming systems

Contributions to open-source projects or component libraries

Craft & Polish:

You sweat the details and deliver pixel-perfect implementations

User Empathy:

You think deeply about user workflows an UX impact

Systems Thinking:

You design components and APIs for reusability and maintainability

Owners