Senior Full Stack Software Developer (PHP / React) Who We AreUniUni 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 & SystemsOur team builds thecore logistics platformthat powers:High-volume order processing and real-time trackingIntelligent routing and dispatch systems (AI-assisted)Warehouse and sorting integrationsCross-border and multi-region delivery orchestrationOpen APIs for partners, 3PLs, and e-commerce platformsWe operate in ahigh-concurrency, data-intensive environment, where systems must handle:Millions of parcel events and status updatesDistributed services across multiple regionsThis is a system wherescalability, reliability, and performance are critical by design.About the RoleWe are hiring aSenior Full Stack Software Developerto 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 DoLeverage AI tools (e.g., Copilot, ChatGPT, Cursor)to improve development efficiency and code qualityDesign and develop backend services usingPHP (Laravel preferred)Build and maintain frontend features usingReactContribute tosystem design and architectural decisionswithin your domainOptimize systems forhigh concurrency and large-scale data processingCollaborate with cross-functional teams to deliver end-to-end featuresIntegrate with internal and external APIs and logistics partnersWrite clean, maintainable, and testable codeParticipate in code reviews and contribute to engineering best practicesTroubleshoot production issues and improve system reliabilityQualificationsBachelor’s degree in Computer Science, Engineering, or equivalent experience~10 years of software development experienceStrong proficiency inPHP (Laravel or similar frameworks)Solid experience withReact or modern frontend frameworksExperience building systems withmoderate to high concurrencyGood understanding ofsystem design and backend architecture principlesExperience withMySQL/PostgreSQL, including query optimizationFamiliarity withRedis, caching, and message queuesExperience withcloud platforms(AWS / GCP / AliCloud is a plus)Familiarity withDocker, CI/CD, and Linux environmentsExperience usingAI tools to improve development productivityStrong problem-solving skills and ability to work independentlyLocation RequirementCandidates must be based in thePacific Time Zone (PST)What We OfferCompetitive compensation and benefits packageMedical, Dental, and Vision coveragePaid Time Off, Holidays, and Sick Leave401(k) / RRSPClear growth path toward senior/staff levelsA fast-paced, high-impact engineering environment#J-18808-Ljbffr