General Information:Job Title: Principal Software Engineer - ZynqueLocation: Toronto (Onsite/ Hybrid)Job Type: Full-TimeHiring Timeline: ImmediateReporting Line: General Manager at ZynqueExisting Vacancy: YesApplication Deadline: Open until FilledSalary Range : $175 – $210 K CAD per year (negotiable)About Fulfillment IQ (FIQ):Fulfillment IQ is a supply chain engineering and transformation company that helps brands, retailers, and 3 PLs design, build, and scale high-performancelogisticsoperations.We work at the intersection of strategy, operations, and technologywhere wesolvecomplex, real-world problems across warehouse design, automation, order management, transportation, and end-to-end supply chain execution.Our teams combine deep domainexpertisewith strong technical capability, delivering outcomes through consulting, systems implementation, and proprietary platforms that accelerate time-to-value and reduce delivery risk.If you enjoy working in complex environments, partnering closely with clients, and seeing your work make a tangible impact on how global commerce moves,thisistheplace where your skills and judgment trulycome to life.Role OverviewZynque is FIQ's integration platform (i Paa S) for supply chain and logistics. After a year of development, it is live in production with active customers onboarding, and it now needs to grow into an enterprise-grade, high-throughput platform.This is not a greenfield role, and it is not a maintenance role. It is a scale-up role: take a young production platform and harden it into a system that enterprises trust with their operations. You will own the architecture as it evolves under real load, with real customers, while the platform keeps shipping.Must Have:10+ years building and operating cloud-native backend or platform systemsOwned the scaling of a production Saa S or data platform through rapid customer growth: hardening, re-architecture under load, and maturing an early product to enterprise gradeDeep hands-on experience with high-throughput distributed systems: event streaming or message queues, async processing, idempotency, retries, backpressureStrong performance engineering: profiling, load testing, horizontal scaling, capacity planningProduction reliability ownership: observability, SLOs, incident management, fault-tolerant designMulti-tenant Saa S experience, including tenant isolation and noisy-neighbor problemsProficiency in Python and Java Script/Type Script (Next.Js)Hands-on daily coder with founder-level ownership; comfortable in low-process, high-ambiguity environmentsNice to Have:Built or scaled an integration platform, ETL/data pipeline product, or API platform (connectors, transformation pipelines,



webhooks)Kafka or similar streaming infrastructure at scaleSupply chain or logistics systems exposure (WMS, OMS, TMS, EDI integrations)AI-assisted engineering workflows; AI is deeply embedded in how we buildExperience shipping AI/LLM-driven capabilities in production (rag, generation pipeline, agentic workflows)Key Responsibilities:Own technical direction and architecture evolution of a live, revenue-generating platformScale throughput and reliability while customers onboard, including zero-downtime changes to running systemsHarden the platform: tenant isolation, rate limiting, security, data integrityEstablish observability, SLOs, and incident practices as the customer base growsLead performance and capacity work ahead of demand, not behind itRaise engineering standards through design reviews and mentorshipPartner with Product to balance platform investment against feature deliveryIdentify and retire scaling risks and technical debt before they compoundWhat Success Looks Like in the First 90 Days:30: Deep command of the codebase and production topology; shipping to production; documented view of the top scaling and reliability risks60: First major scaling or reliability improvements live; observability and SLO baseline established90: Enterprise-readiness roadmap owned and in motion; measurable gains in throughput, latency, or stabilityKey Performance Indicators (KPIs):Platform uptime and reliabilityThroughput and latency under growing customer loadCustomer and integration onboarding velocityIncident frequency and time to recoveryEnterprise scalability readinessWhy You’ll Love Working Here:At Fulfillment IQ, we don’t just build supply chain solutions. We build careers, friendships, and unforgettable experiences.We believe in giving our senior technical leaders real ownership, real influence, and the opportunity to shape platforms that power real-world logistics operations.As an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive workplace for all team members.Here’s what makes working with us a rewarding experience:Work That MattersBuild systems that directly impact global commerce and supply chain performance.Career Growth That MattersWe invest in mentorship, leadership development, learning budgets,



and long-term career growth.Flexibility to ThriveWe support remote and hybrid work models by offering multiple office locations to help you perform at your best.We Celebrate YouFrom team wins to work anniversaries, we recognize impact, celebrate milestones and reward performance.A Collaborative CultureWork alongside talented engineers, product leaders, and award-winning domain experts who value ownership, transparency, and high standards.Perks you’ll appreciate:Employee Health: Comprehensive health and dental coverage for you and your familyTime Off: Competitive paid time off and flexible leave policiesRetirement: Retirement savings programs and employer contributionsProfessional Growth: Dedicated learning and development budgetFlexible Work: Remote and hybrid work optionsPerks: Equipment allowances, internet reimbursements, business travel coverage, and employee stock options (ESOP), where applicable.Community Engagement: Team events, meetups, and company offsitesUse of Artificial Intelligence in Hiring:FIQ uses artificial intelligence toassistin the screening, assessment, and shortlisting of applications for this position, including features within our applicant tracking system. AI supports human reviewers and does not make hiring decisions on its own. Final hiring decisions are made by FIQ personnel. If you have questions about how AI is used in this process, contact Accommodations:FIQ is committed to an inclusive and accessible recruitment process. Consistent with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code, accommodations are available on request at any stage of recruitment and assessment. Contact hr@ and we will work with you to meet your needs.Candidate Privacy:Your personal information is collected and used for recruitment purposesin accordance with FIQ's Candidate Privacy Notice, available here, andin accordance withapplicable Canadian privacy law (PIPEDA). This includes the use of AI-assisted screening described above and cross-border storage or processing that may occur in the United States. By applying, you acknowledge this notice. Questions: Equal Opportunity:Fulfillment IQ is a people-first company built on trust, collaboration, and ownership. We are proud to be an equal opportunity employer and are committed to building a diverse, inclusive, and high-performing workplace. We consider all qualified applicants without regard to any ground protected under the Ontario Human Rights Code, including race, ancestry, place of origin, colour, ethnic origin, citizenship, creed, sex, sexual orientation, gender identity, gender expression, age, marital status, family status, or disability.Learn More About Us:Website: Linked In: Fulfillment IQSpotify: e Com Logistics Podcast SpotifyYou Tube: e Com Logistics Podcast You Tube#J-18808-Ljbffr

📌 Principal Software Engineer - Zynque (Toronto)
🏢 Fulfillment IQ
📍 Toronto