Senior Software Developer - Full Stack; PHP​/React

Position: Senior Software Developer - Full Stack (PHP / React)
Senior Full Stack Software Developer (PHP / React)
Who We Are

Uni Uni is a fast-growing, technology-driven last-mile logistics company operating across North America. Since 2019, we have scaled to handle millions of parcels annually, covering the majority of Canada and rapidly expanding across the United States.

Our platform powers a highly scalable, asset-light logistics network that combines real-time data, intelligent routing, and a flexible driver ecosystem to deliver fast, reliable, and cost-efficient last-mile services.

About the Team & Systems

Our team builds the  core logistics platform  that powers:

High-volume order processing and real-time tracking

Intelligent routing and dispatch systems (AI-assisted)

Warehouse and sorting integrations

Cross-border and multi-region delivery orchestration

Open APIs for partners, 3PLs, and e-commerce platforms

We operate in a  high-concurrency, data-intensive environment  , where systems must handle:

Millions of parcel events and status updates

Distributed services across multiple regions

This is a system where  scalability, reliability, and performance are critical by design  .

About the Role

We are hiring a  Senior Full Stack Software Developer  to contribute to the design and development of our core systems.

This role is ideal for engineers who have strong hands-on skills and a growing architectural mindset, and who are comfortable working in complex, high-scale environments.

What You’ll Do

Leverage AI tools (e.g., Copilot, ChatGPT, Cursor)  to improve development efficiency and code quality

Design and develop backend services using  PHP (Laravel preferred)

Build and maintain frontend features using  React

Contribute to  system design and architectural decisions  within your domain

Optimize systems for  high concurrency and large-scale data processing

Collaborate with cross-functional teams to deliver end-to-end features

Integrate with internal and external APIs and logistics partners

Write clean, maintainable, and testable code

Participate in code reviews and contribute to engineering best practices

Troubleshoot production issues and improve system reliability

Qualifications

Bachelor’s degree in Computer Science, Engineering, or equivalent experience

~10 years of software development experience

Strong proficiency in  PHP (Laravel or similar frameworks)

Solid experience with  React or modern frontend frameworks

Experience building systems with  moderate to high concurrency

Good understanding of  system design and backend architecture principles

Experience with  MySQL/Postgre

SQL  , including query optimization

Familiarity with  Redis, caching, and message queues

Experience with  cloud platforms  (AWS / GCP / Ali Cloud is a plus)

Familiarity with  Docker, CI/CD, and Linux environments

Experience using  AI tools to improve development productivity

Strong problem-solving skills and ability to work independently

Location Requirement

Candidates must be based in the  Pacific Time Zone (PST)

What We Offer

Competitive compensation and benefits package

Medical, Dental, and Vision coverage

Paid Time Off, Holidays, and Sick Leave

401(k) / RRSP

Clear growth path toward senior/staff levels

A fast-paced, high-impact engineering environment

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