Senior React Native Developer (6-month fixed-term contract)

About Orium

Orium builds smart, modern commerce solutions that help enterprise brands move faster and stay ahead.

By bringing together AI, data, and composable systems, we create experiences designed for collaboration between people and intelligent agents— helping our clients work more efficiently, adapt quickly, and gain a long-term competitive edge.

With more composable launches than any firm in the Americas and deep expertise across commerce architecture, we partner with leading technology providers to deliver scalable solutions that evolve with our clients and accelerate time to value.

We blend systems thinking, data-driven design, and intelligent delivery, embedding AI and agents into our own teams to move faster, reduce friction, and co-create with greater precision. The result: adaptive, cross-channel experiences that keep our clients ahead of what’s next.

About the Opportunity

As a Senior React Native Developer at Orium, you’ll build high-quality mobile applications for enterprise clients, working within autonomous, Agile delivery teams. You’ll collaborate closely with designers, Product Owners, and both internal and client-side engineers to deliver scalable mobile solutions in complex environments.

This role is ideal for someone who enjoys solving real-world problems, contributing to technical direction, and delivering value early across a project lifecycle.

Contract Details: This role will begin as a 6-month fixed-term agreement, with the possibility of converting to a full-time, permanent position based on performance, business needs, and mutual fit.

Responsibilities

• Lead or play a senior contributing role in delivering enterprise-grade mobile solutions using React Native.
• Collaborate closely with designers, Product Owners, and client-side engineering teams.
• Contribute to technical and architectural decisions, particularly in shared ownership or client-integrated environments.
• Participate in estimation, prioritization, and delivery planning to support on-time, on-budget execution.
• Provide functional mentorship and technical guidance to peers when needed.
• Uphold high standards for code quality, performance, accessibility, and maintainability.
• Communicate progress, risks, and trade-offs clearly and proactively with both internal teams and client stakeholder.
• Evaluate when and how to apply AI-assisted development responsibly, balancing efficiency with sound engineering judgment.
• Explore opportunities to integrate automation and AI into workflows (e.g., test generation, scaffolding, documentation, debugging assistance, architecture exploration).
• Contribute to shaping Orium’s internal adoption of AI for software development and share learnings with the team.

Skills and Qualifications

• 4+ years of industry experience with React Native and React, including experience delivering production mobile applications
• Strong understanding of software engineering fundamentals and modern development best practices
• Experience collaborating with or integrating alongside native mobile teams (iOS and/or Android)
• Solid experience with modern JavaScript, CSS, and responsive design patterns, with exposure to mobile performance optimization
• Familiarity with modern mobile tooling, debugging, and deployment workflows — including experience with platforms such as Expo and/or Firebase in production environments
• Experience contributing to large-scale or business-critical applications, ideally in client-facing or consulting contexts
• Excellent interpersonal and client-facing communication skills.
• Strong critical thinking around the role of AI in development, understanding both the opportunities and limitations as part of the engineering process.
• A mindset of continuous learning, experimentation, and curiosity. 

Is the Role a Fit for You?

You’ll thrive as a Senior Developer at Orium if:

• You love building. The idea of taking something from concept to functional reality energizes you.
• You crave new challenges and embrace the unknown with curiosity and a can-do attitude.
• You value knowledge-sharing and being part of a team that co-owns outcomes, not lone-wolf heroics.
• You’re excited to use AI-powered tools thoughtfully and strategically to enhance execution, collaboration, and decision-making.
• You naturally spot opportunities to automate, streamline, or improve workflows using modern tooling.

Compensation and Hiring Transparency 

• Expected Compensation (Canada): $100,000–$140,000 CAD annualized base salary. Orium lists this range in good faith, reflecting expected compensation for this role in the specified locations as of this posting. Final offers consider education, qualifications, certifications, experience, skills, location, internal equity, and business needs. This range does not include benefits.
• Use of AI in Hiring: To keep the process efficient and focused on human connection, we use AI-enabled and automated tools for tasks like candidate communications and scheduling, interview note-taking, and summarizing feedback for hiring teams. Our recruiters and hiring managers review all information, and humans make every hiring decision.
• Vacancy Status: This posting is for an existing vacancy we are actively hiring for.

Performance and Growth Expectations

We emphasize accountability for outcomes, but autonomy in activities. Your work will be measured across a number of data points (peer, leader & project team feedback) and will also be measured on the basis of client and user satisfaction. Your growth path is in your hands— you’ll have ongoing meetings with your leader to help determine your path, but your progress will be based on what you hope to achieve and how you choose to access the resources available to you.

Committed to an Inclusive Workplace

We are committed to fostering an inclusive and accessible environment as we build a workforce that reflects the diversity of the community in which we live, including those with disabilities. We are dedicated to providing accommodations in all parts of the hiring process in accordance with the Accessibility for Ontarians with Disabilities Act and the Ontario Human Rights Code. If you require any accommodation, we will work with you to meet your needs.

Committed to Social and Environmental Stewardship

Orium is committed to promoting and working towards a more socially and environmentally sustainable future. All employees are expected to make decisions and take actions in relation to their role and work that follow through on this commitment.

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