Database Lead

7 days ago

Hyderabad, India Adtech Corp Full time

We are seeking a highly skilled and hands-on Database Lead / Architect with expertise across relational, NoSQL, and in-memory databases. This role demands deep technical mastery, particularly with Aerospike 8.0 and/or MongoDB, combined with strong proficiency in traditional RDBMS (Oracle, SQL Server, MySQL, PostgreSQL) and Redis. The candidate must be capable of designing enterprise-scale systems from scratch, implementing advanced business logic in SQL/NoSQL, and ensuring performance, scalability, and high availability.ResponsibilitiesArchitecture & System Design- Design and lead end-to-end database architectures for high-concurrency, mission-critical applications.- Architect hybrid solutions combining RDBMS, NoSQL (Aerospike 8.0, MongoDB), and Redis for caching.- Implement partitioning, sharding, replication, clustering, and geo-distributed strategies for scalability.- Leverage in-memory indexes and advanced Aerospike 8.0 features (e.g., strong consistency namespaces, secondary indexes, XDR, UDFs).- Apply MongoDB advanced concepts: multi-document transactions, aggregation pipelines, sharding, replica sets, time-series collections.Database Development & Business Logic- Develop complex business logic using SQL (PL/SQL, T-SQL, PostgreSQL functions, MySQL routines) and NoSQL frameworks.- Write and optimize UDFs, stored procedures, and advanced query pipelines across multiple databases.- Standardize best practices for schema design, indexing, and query optimization.Performance & Scalability- Conduct deep performance tuning at query, schema, and cluster levels.- Implement in-memory caching strategies (Redis, Aerospike in-memory mode).- Optimize database access patterns for low-latency, high-throughput workloads.- Monitor, analyze, and resolve performance bottlenecks using query analyzers, profiling tools, and cluster metrics.Leadership & Collaboration- Act as the technical authority for database solutions within the organization.- Lead design reviews, mentor developers, and enforce coding standards.- Collaborate with application architects, data engineers, and DevOps teams to integrate databases seamlessly.- Evaluate emerging database technologies (e.g., NewSQL, cloud-native DBs) and recommend adoption.Required Skills & Qualifications- RDBMS Expertise: Oracle PL/SQL, MS SQL Server (T-SQL), MySQL, PostgreSQL.- NoSQL Expertise:- Aerospike 8.0: namespaces, strong consistency, geo-distributed clusters, XDR, UDFs, secondary indexes, hybrid memory models.- MongoDB: replica sets, sharding, aggregation framework, time-series collections, advanced indexing.- In-memory databases: Redis (clustering, pub/sub, streams).- Strong proficiency in partitioning, sharding, clustering, replication, and HA/DR strategies.- Proven track record of designing database systems from scratch for large-scale, real-time applications.- Deep knowledge of performance tuning, query optimization, and indexing strategies.Preferred Qualifications- Cloud-native database services: AWS (Aurora, DynamoDB, DocumentDB), Azure Cosmos DB, GCP Spanner.- Exposure to streaming platforms (Kafka, Pulsar) and big data ecosystems (Spark, Hadoop).- Knowledge of microservices database integration patterns.- Advanced degree in Computer Science, Information Systems, or related field.

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