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Qureos

<h4><strong>About the Role</strong><br><strong>&nbsp;</strong></h4><p>We are seeking an experienced Senior Backend Engineer to design, develop, and maintain server-side applications using TypeScript, NestJS, MongoDB, and ElasticSearch. The ideal candidate will have strong technical expertise, leadership skills, and the ability to work collaboratively with cross-functional teams to deliver high-performance, scalable backend solutions.<br>&nbsp;</p><h4><strong>Key Responsibilities</strong><br><strong>&nbsp;</strong></h4><ul><li>Design, implement, and maintain efficient server-side logic for web and mobile applications using TypeScript and NestJS</li><li>Develop and optimize MongoDB database structures, queries, and interactions to ensure optimal performance and data integrity</li><li>Create and maintain RESTful APIs with proper authentication and authorization mechanisms</li><li>Leverage ElasticSearch for implementing powerful search capabilities and data analysis features</li><li>Monitor application performance metrics and implement optimizations to enhance system responsiveness</li><li>Implement robust security measures to protect user data and prevent vulnerabilities</li><li>Architect scalable backend systems with fault-tolerance and redundancy built-in</li><li>Collaborate with frontend developers, product managers, and other stakeholders to align technical solutions with business objectives</li><li>Participate in all stages of the development lifecycle from design to deployment and maintenance</li><li>Stay current with industry best practices and emerging technologies to continuously improve our technical stack<br>&nbsp;</li></ul><h4><strong>Required Qualifications</strong><br><strong>&nbsp;</strong></h4><ul><li>5+ years of professional experience in backend development</li><li>Strong proficiency with TypeScript and JavaScript</li><li>3+ years of experience with NestJS or similar Node.js frameworks</li><li>Deep knowledge of MongoDB, including schema design, indexing, and query optimization</li><li>Experience with ElasticSearch for implementing search functionality and data analytics</li><li>Understanding of RESTful API design principles and implementation</li><li>Knowledge of authentication and authorization protocols (OAuth, JWT)</li><li>Experience with automated testing and CI/CD pipelines</li><li>Strong problem-solving skills and attention to detail</li><li>Excellent communication skills and ability to work in a collaborative environment<br>&nbsp;</li></ul><h4><strong>Preferred Qualifications</strong><br><strong>&nbsp;</strong></h4><ul><li>Experience with microservices architecture</li><li>Knowledge of Docker and Kubernetes</li><li>Familiarity with cloud platforms (AWS, GCP, or Azure)</li><li>Experience with message queuing systems (Kafka, RabbitMQ)</li><li>Understanding of AI/ML concepts and experience with AI prompting techniques</li><li>Experience with GraphQL</li><li>Contributions to open-source projects</li><li>Bachelor's or Master's degree in Computer Science or related field</li></ul>

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Backend Engineer

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