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Data Infrastructure Engineer specializing in real-time data systems and distributed streaming architectures. Designs and operates production pipelines processing 100+ GB/day using Apache Kafka and Apache Flink, enabling low-latency analytics and real-time decision systems. Builds scalable data platforms on Linux and Kubernetes, delivering reliable, observable systems and rapid root-cause resolution in high-throughput environments.…Data Infrastructure Engineer specializing in real-time data systems and distributed streaming architectures. Designs and operates production pipelines processing 100+ GB/day using Apache Kafka and Apache Flink, enabling low-latency analytics and real-time decision systems. Builds scalable data platforms on Linux and Kubernetes, delivering reliable, observable systems and rapid root-cause resolution in high-throughput environments.

Samuel Njenga Njuguna

Data Scientist, Database Developer, Data Analyst

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Data Infrastructure Engineer specializing in real-time data systems and distributed streaming architectures. Designs and operates production pipelines processing 100+ GB/day using Apache Kafka and Apache Flink, enabling low-latency analytics and real-time decision systems. Builds scalable data platforms on Linux and Kubernetes, delivering reliable, observable systems and rapid root-cause resolution in high-throughput environments.…Data Infrastructure Engineer specializing in real-time data systems and distributed streaming architectures. Designs and operates production pipelines processing 100+ GB/day using Apache Kafka and Apache Flink, enabling low-latency analytics and real-time decision systems. Builds scalable data platforms on Linux and Kubernetes, delivering reliable, observable systems and rapid root-cause resolution in high-throughput environments.

Available to hire

Data Infrastructure Engineer specializing in real-time data systems and distributed
streaming architectures.
Designs and operates production pipelines processing 100+ GB/day using Apache
Kafka and Apache Flink, enabling low-latency analytics and real-time decision
systems.
Builds scalable data platforms on Linux and Kubernetes, delivering reliable, observable
systems and rapid root-cause resolution in high-throughput environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Work Experience

Data Infrastructure Engineer (Real-Time & Streaming Systems) at Equity Bank Kenya

January 1, 2022 - Present

Built and operated real-time Kafka pipelines processing 250M+ customer transactions monthly across a multi-channel banking ecosystem. Implemented CDC pipelines using Oracle GoldenGate to stream core banking tables into Kafka for revenue assurance and transaction monitoring. Developed and deployed Apache Flink streaming jobs consuming Kafka streams, performing stateful processing to compute account-level aggregates and enrich events for real-time fraud detection and analytics. Tuned low-latency pipelines, managed back pressure, and implemented observability with Prometheus and Grafana to maintain data flow during peak loads.

Data Engineer at Equity Bank Kenya

January 1, 2019 - January 1, 2022

Designed and implemented batch data pipelines using Apache Spark, building data lake and warehouse layers and modeling banking data into dimensional schemas (facts and dimensions) with slowly changing dimensions to enable OLAP-ready datasets for multiple business units. Developed Power BI dashboards for financial reporting, implemented secure data gateway for on-premise data access, and created Python automation scripts to extract/transform data and load curated datasets into reporting tables. Optimized SQL queries and indexing to improve analytics performance.

Database & SAN Storage Administrator at Telkom Kenya

January 1, 2014 - January 1, 2018

Administered Oracle and Microsoft SQL Server databases supporting telecom applications (billing, mediation). Managed enterprise SAN storage (EMC Data Domain and HP 3PAR), provisioning LUNs and replication for high availability. Implemented and tested backup/recovery strategies using Veritas NetBackup to protect critical databases and ensure regulatory data retention.

Mediation & BI Run Engineer at Telkom Kenya

January 1, 2009 - January 1, 2013

Managed mediation systems processing telecom Call Data Records (CDRs) and curated data for downstream systems (billing, data warehouse, BI). Performed data quality and consistency checks, and developed reporting/analytics for customer care and service performance to support operational insights.