Ascendion - Senior MongoDB Developer - Database Design

Job Description : We are seeking an experienced Senior MongoDB Developer to design, build, and optimize document-oriented database solutions. The ideal candidate will have strong expertise in MongoDB architecture, schema design, performance optimization, and cloud-based deployments, along with hands-on experience in distributed environments. Experience with MongoDB Atlas Change Streams is highly preferred; however, candidates with a strong understanding of change data capture mechanisms / other Change Streams technologies are also encouraged to apply.Key Responsibilities : - Design and implement MongoDB schemas aligned with application access patterns and performance requirements.- Develop and optimize queries, aggregations, and indexing strategies.- Implement and manage Change Streams (preferably MongoDB Atlas Change Streams) for real-time data processing and event-driven architectures.- Collaborate with application teams to integrate MongoDB with backend services and APIs.- Deploy and manage MongoDB on cloud platforms (AWS / Azure / GCP).- Configure and maintain replica sets, sharding, backup, and recovery strategies.- Monitor system performance and proactively resolve scalability, availability, and reliability issues.- Ensure data security, access control, and adherence to industry best practices.- Participate in architecture discussions, code reviews, and performance tuning initiatives.- Work closely with DevOps teams to support CI/CD pipelines and infrastructure.Required Skills & Qualifications : - Must have at least 4+ Years of strong hands-on experience with MongoDB, including schema design, indexing, aggregations, and performance tuning.- Experience with MongoDB Change Streams; exposure to MongoDB Atlas Change Streams is highly preferred.- Understanding of change data capture (CDC) or similar event streaming mechanisms.- Experience working in cloud environments (AWS / Azure / GCP).- Solid knowledge of NoSQL databases and distributed systems.- Experience with backup, recovery, and high availability strategies.- Familiarity with Linux/Unix environments.- Strong analytical, problem-solving, and communication skills.Preferred Qualifications : - Hands-on experience with MongoDB Atlas.- Familiarity with Docker and Kubernetes.- Exposure to Kafka or other messaging systems.- Experience in data migration and large-scale data ingestion.- Knowledge of CI/CD pipelines. (ref:hirist.tech)