Senior Software Engineer, Fulfillment

Instacart Remote - Canada - (ON, AB, BC, or NS Only Posted 2026-10-26This listing's locations Remote - Canada - (ON, AB, BC, or NS OnlyWorkplace RemoteCompensation CAD 168000-177500 (period not stated)Software EngineeringAt Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers.Instacart is a Flex First teamThere’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work-whether it’s from home, an office, or your favorite coffee shop-while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work. instacart.Careers/flex-firstOverview
Instacart is seeking a backend engineer with demonstrated success building highly reliable, performant and scalable software to shape the platform powering real-world, real-time processes. The Logistics Platform team owns the execution layer of Instacart’s fulfillment system across the globe, including batching, routing, dispatch, and shopper pay. This role builds the platform that routes orders, allocates fulfillment execution tasks to shoppers, tracks fulfillment status and determines compensation. A year from now, shoppers get efficient and fulfilling work, retailers and consumer brands improve their value proposition, and customers receive their orders on time and to their satisfaction.About the Job
Backend applications and systems for routing, task allocation, fulfillment tracking and shopper compensation are architected, built and maintainedTechnical design for high-impact projects and initiatives is led, with logistics problems across the consumer marketplace and enterprise space solved through shipped featuresTier-0 systems are reliable and observable, with clear ownershipPlatform best practices are driven through alignment with product, compliance and engineering stakeholdersAI-assisted tooling and workflows raise day-to-day productivity for you and the team, and engineers are mentored toward a higher bar for code quality, testing, and operational practicesAbout You
Minimum Qualifications5+ years of backend development experienceFluency in at least one backend language (we use Ruby, Python and Go;
Ruby experience not required)Strong working knowledge of services/API design (REST/RPC), databases, and system design patterns and principles for distributed, scalable systemsExperience building and operating asynchronous, event-driven systems in productionExcellent communication skills with experience working in complex cross-functional and highly collaborative environmentsBachelors or Masters degree in Computer Science, Software Engineering, or a related field, or equivalent practical experiencePreferred QualificationsExperience building software for fulfillment, logistics, or e-commerceExperience with workflow orchestration or state machinesRegular use of AI coding tools such as Claude Code, Codex, etcExperience building systems subject to regulatory or financial complianceInstacart provides highly market-competitive compensation and benefits in each location where our employees work. This role is remote and the base pay range for a successful candidate is dependent on their permanent work location. Please review our Flex First remote work policy here instacart.Careers/flex-first. Currently, we are only hiring in the following provinces: Ontario, Alberta, British Columbia, and Nova Scotia.Offers may vary based on many factors, such as candidate experience and skills required for the role. Additionally, this role is eligible for a new hire equity grant as well as annual refresh grants. Please read more about our benefits offerings here instacart.Careers .For Canadian based candidates, the base pay ranges for a successful candidate are listed below.
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