Software Engineer - Node.JS

CEQUENS is a leading global communications platform as a service (CPaaS) provider that simplifies customer engagement for businesses through its innovative, reliable, and secure communication solutions. Established in 2011, CEQUENS offers a comprehensive suite of APIs, including SMS, WhatsApp for Business, Voice, Push Notifications, and more, enabling seamless and personalized interactions across multiple channels. Our partner network covers MEA region with international access to messaging hubs worldwide and our clients include major banks, credit cards, digital payments, OTT applications, government authorities, health and education, and other industry verticals.PURPOSE OF ROLEWe're looking for a passionate, problem-solving software engineer to join our team and help build scalable, high-performance messaging and automation systems. You'll work across the stack, from designing robust backend services to integrating modern AI capabilities and third-party messaging platforms. If you love clean architecture, thoughtful system design, and shipping products that handle real-world scale, we'd love to hear from you.Design, build, and maintain scalable backend services and APIsArchitect systems with performance, reliability, and scale in mindBuild and optimize message-queue-driven workflows and asynchronous processingDevelop interactive, node-based UIs for workflow and automation builders using React FlowIntegrate with third-party platforms, including Meta APIs, the WhatsApp Business Platform, and payment gatewaysWork with AI/ML features such as RAG (Retrieval-Augmented Generation) and ranking systemsCollaborate closely with product, design, and engineering teammatesWrite clean, maintainable, well-tested code and contribute to technical decisionsRequirementsMust-Have Skills2+ years of professional software engineering experienceStrong proficiency in Node.js and PythonHands-on experience with message queues: BullMQ and ActiveMQSolid understanding of system design and scalable system architectureExperience with MongoDB and RedisStrong problem-solving skills and a pragmatic engineering mindsetExcellent communication skills and a genuine team-player attitudeNice-to-HaveExperience integrating payment gateways (billing, transactions, webhooks, reconciliation)Front-end experience with React and React Flow for node-based / diagram UIsExperience working with Meta APIs and the WhatsApp Business API / Cloud APIPractical experience with RAG pipelines and ranking / relevance systemsComfortable leveraging modern AI developer tools (e.g., Claude) to boost productivity and code qualityFamiliarity with cloud infrastructure and CI/CD practicesWhat We ValueCuriosity and a drive to keep learningOwnership: you care about outcomes, not just tasksClear, honest communication and collaboration