Ascendion is seeking a Senior MongoDB Developer with specific, advanced expertise in MongoDB Atlas Change Streams for an immediate joining full-time role in Bengaluru, Karnataka. This senior-level position demands deep, practical knowledge of MongoDB, particularly in utilizing Change Streams for real-time data reactivity and event-driven architectures. The candidate must also be proficient with the NestJS framework. The role involves handling complex database designs, performance tuning, and leading development efforts on projects that leverage this powerful combination of technologies. This is a priority hire for an experienced professional capable of contributing from day one.