Senior Backend Engineer

Il y a 9 heures

Rabat, Rabat-Salé-Kénitra, Maroc Caisse Manager Temps plein

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We are looking for a Senior Backend Engineer to design, build, and scale the core of our platform. You will own the APIs and real-time services that connect POS systems, kitchens, and back-office operations across multiple stores. You will contribute to architectural decisions, ensure high performance and system stability, and help us scale our SaaS platform efficiently.

Key Responsibilities
• Design, build, and maintain high-performance RESTful APIs using Node.js and Express.js.
• Develop and optimize real-time order flows between POS, KDS, and back-office using Socket.
IO.
• Model, optimize, and maintain data across SQL and MongoDB databases.
• Build asynchronous/background processing systems with Redis and Bull queues.
• Manage deployments and infrastructure using Docker and Docker Compose.
• Integrate third-party services such as payment gateways, messaging, invoicing systems, and hardware devices (receipt printers, etc.).
• Drive the design of multi-store and multi-tenant SaaS architectures.
• Ensure data integrity, security, scalability, and system performance.
• Review code, mentor engineers, and establish backend development standards.
• Take ownership of features from design to production and ongoing maintenance. What We’re Looking For
• 5+ years of experience building production-grade backend systems.
• Strong expertise in Node.js and Express.js.
• Excellent knowledge of relational databases (SQL), including:
• Schema design
• Joins and query optimization
• Performance tuning
• Strong experience with MongoDB and Mongoose, including:
• Schema design
• Indexing
• Aggregation pipelines
• Performance optimization
• Hands-on experience with real-time systems using WebSockets / Socket.
IO.
• Experience with Redis and queue/job processing systems such as Bull.
• Comfortable deploying and operating services in production with Docker.
• Strong understanding of authentication and security mechanisms (JWT, sessions, API keys).
• Experience designing multi-tenant SaaS architectures.
• Strong ownership mindset and ability to independently drive projects to completion. Why Join Caisse Manager?
• Work on a product that has real, daily impact in live restaurants and retail stores.
• Own meaningful parts of the architecture and technical roadmap.
• Solve challenging scalability and real-time performance problems.
• Be part of a growing SaaS company expanding across Morocco.
• Collaborate in a dynamic, product-driven, and innovative environment.

Senior Backend Engineer

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