Mohsen Zainalpour
Old Toronto, Ontario, Canada
Summary
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SeniorMohsen Zainalpour is a Manager of Products & Technology with 11 years building high-throughput distributed systems, specializing in functional Scala and actively exploring Rust. He has designed and delivered resilient microservices and data pipelines at scale for companies like FedEx, ING, VEON and CarNext, handling tens of millions of transactions and integrating batch and streaming platforms. Mohsen focuses at the intersection of vector databases and distributed systems, shaping architectures for future ML/AI workloads with an emphasis on reliability and performance. He brings hands-on expertise in ZIO, Akka, Kafka, Spark, Cassandra and cloud-native AWS tooling, and has a track record of turning complex domain needs into pragmatic, composable libraries and abstractions. As a solutions architect and engineering lead he pairs client-facing design with deep implementation experience, often unifying real-time and historical processing into single cohesive systems. Based in Old Toronto, he combines production-grade systems thinking with a curiosity for emerging languages and architectures that improve observability and operational efficiency.
11 years of coding experience
Github Skills (53)
kafka10
java10
streaming10
benchmark9
concurrent9
asynchronous9
scala9
stm9
apache-kafka9
gaussian8
concurrent-programming8
concurrency8
grpc8
effects8
typesafe8
Programming languages (7)
Github contributions (5)
achird-labs/rift
Nov 2025 - Jul 2026
High-performance Mountebank-compatible HTTP/HTTPS mock server
Contributions:5 reviews, 69 PRs, 201 pushes in 7 months
mock-serverchaos-engineeringmockrustapi-mocking
EtaCassiopeia/freeken
Dec 2018 - May 2023
Contributions:21 pushes, 1 branch in 4 years 5 months
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