Hillary Nyawate
WATEX DATA SOLUTIONS
Cloud Data & Analytics Engineering
Amazon Redshift & QuickSight SME · Data Warehousing · BI · Performance & Reliability
I help teams build, troubleshoot and optimize cloud data warehouses and analytics platforms on AWS. I combine 8+ years of hands-on analytics and data science with deep production experience supporting Amazon Redshift and QuickSight at AWS.
8+ years
in data & analytics
2 AWS SME accreditations
Redshift · QuickSight
3 AWS certifications
Healthcare & insurance
analytics experience
What I Do
DATA WAREHOUSING
Architecture, modeling and analytical workload design.
DATA ENGINEERING
ETL/ELT, ingestion, transformation and reliable pipelines.
CLOUD ANALYTICS
Amazon QuickSight and cloud BI: dashboards, KPIs and self-service analytics.
PERFORMANCE ENGINEERING
Query analysis, workload investigation and optimization.
RELIABILITY
Troubleshooting, data quality and production readiness.
STREAMING & EVENT DATA
Event-driven and streaming data systems.
Current Technical Depth
PRIMARY SPECIALIZATION: Amazon Redshift (SME) · Amazon QuickSight (SME)
STRONG CORE: SQL · Data Warehousing · Data Modeling · Performance Engineering · AWS Data Platforms · Python · R · Statistics & Predictive Modeling · Tableau · Qlik
EXPANDING: AWS Glue · S3 · Athena · Airflow · dbt · Kafka · Kinesis · OpenSearch · SageMaker Unified Studio
Selected Technical Work
Personal, public and reproducible engineering projects.
Redshift Performance Engineering
Controlled workload experiments, measured findings and lessons.
Cloud Data Warehouse
Storage, ingestion, modeling, validation and analytics layers.
AWS Data Engineering Pipeline
Public-data ingestion, transformation and quality checks.
How I Think About Data Platforms
DESIGN · DEPLOY · DIAGNOSE · DEFEND · DECIDE
A personal engineering methodology for architecture, implementation, troubleshooting, reliability and trade-offs.
Credentials
AWS Subject Matter Expert Accreditations
Amazon Redshift Subject Matter Expert · AWS Support Engineering
Amazon QuickSight Subject Matter Expert · AWS Support Engineering
Internal AWS accreditations awarded to engineers who demonstrate deep service expertise and resolve complex customer cases.
AWS Certifications
AWS Certified Data Engineer – Associate · AWS Certified Solutions Architect – Associate · AWS Certified AI Practitioner
AWS Well-Architected Proficient
Technical Writing
How to Diagnose Analytical Database Performance · What Makes a Data Pipeline Trustworthy? · Choosing a Data Platform by Workload
Professional Opportunities
Open to cloud data engineering, data platform and analytics engineering roles (remote or Nairobi-based), and to contract or consulting engagements with firms delivering AWS data solutions.
How I Can Help
Redshift performance & cost reviews · Data warehouse design & modernization · BI & dashboard delivery · Data reliability & governance
