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Lead development of scalable streaming and aggregation solutions using Java, Go, Spark, Scala, Kafka and Hadoop ecosystem. Design and implement microservices and web services, work with RDBMS/NoSQL data, apply CI/CD, ensure application security, collaborate across teams, and produce documentation and architecture artifacts.

Lead development of scalable streaming and aggregation solutions using Java, Go, Spark, Scala, Kafka, Hive and Hadoop. Build microservices with Spring, integrate RDBMS and NoSQL, implement CI/CD and application security, collaborate across teams, and document systems for knowledge sharing.

Lead design and implement scalable streaming, aggregation, and microservices solutions. Develop backend services using Java and Go, data pipelines (Spark/Scala/Kafka/Hive/Hadoop), and RDBMS/NoSQL integrations. Collaborate across teams, produce documentation, follow Agile CI/CD processes, and ensure application security in Linux/UNIX environments.

Lead performance and availability engineering for a high-throughput transaction platform. Design capacity and performance tests, diagnose and remediate bottlenecks, partner with architects and engineers to build scalable, low-latency services, and embed performance practices early in delivery.

Lead customer discovery and experimentation to validate high-potential use cases using Mastercard and external data. Design and run pilots, proofs-of-concept, and test-and-learn programs; measure outcomes and ROI; translate findings into product feedback and commercialization cases; build playbooks and maintain strategic customer relationships to drive adoption and inform product strategy.

Lead performance and availability engineering for a high-volume payments platform. Design and run performance tests, troubleshoot bottlenecks, capacity plan, partner with architects and engineers to build performance practices and ensure systems meet scalability, latency, and availability targets.

Lead customer discovery and pilot programs that validate high-value use cases using Mastercard data, Open Finance, and external data. Design proofs-of-concept, measure ROI and adoption, translate findings into product feedback, build business cases and playbooks, and maintain strategic customer relationships to drive commercialization and product roadmap prioritization.

Lead performance engineer responsible for platform performance and availability. Partner with architects and engineers to design capabilities, run performance tests, troubleshoot issues, model capacity, and implement recommendations to ensure high-throughput, low-latency transaction processing and system reliability.

Lead performance engineer responsible for platform performance and availability. Partner with architects and engineers to design capabilities, run tests, troubleshoot issues, model capacity, and implement recommendations to ensure high throughput, low-latency transaction processing and platform reliability.

Lead development of scalable streaming and aggregation solutions using Java, Spark, Scala, Kafka, Hive and Hadoop. Design and implement microservices and web services (SOAP/REST) with Spring, integrate distributed and relational data stores, apply CI/CD and Agile practices, ensure application security, collaborate across teams, and produce documentation and architecture diagrams.