David Okonkwo

Data and Backend Mentor for Scalable Applications

Backend Architect at DataForge Labs • Lagos

Backend EngineeringData ModelingAnalyticsPythonSQL

David works with learners who need stronger backend reasoning and data fluency. Mentoring sessions cover schema design, service boundaries, analytics pipelines, and how to make data-heavy features understandable to both engineers and product teams. 10 years of experience.

Published courses: 3

Learners mentored: 0

Languages

English

Online Presence

GitHub: https://github.com/david-okonkwo

Education

{'id': 'edu_david_1', 'institution': 'University of Lagos', 'degree': 'Bachelor of Science', 'field': 'Computer Science', 'startDate': '2013', 'endDate': '2017', 'description': 'Second-class honors (Upper Division)'}

{'id': 'edu_david_2', 'institution': 'DataCamp', 'degree': 'Professional Specialization', 'field': 'Data Engineering', 'startDate': '2019', 'endDate': '2020', 'description': '5-course specialization'}

Certifications

{'id': 'cert_david_1', 'title': 'Google Cloud Professional Data Engineer', 'issuer': 'Google Cloud', 'issueDate': '2021-12', 'expiryDate': '2024-12', 'credentialId': 'GOOGLE-DATA-ENGINEER-2021', 'credentialUrl': 'https://cloud.google.com/certification/data-engineer'}

{'id': 'cert_david_2', 'title': 'AWS Certified Database Specialty', 'issuer': 'Amazon Web Services', 'issueDate': '2022-07', 'expiryDate': '2025-07', 'credentialId': 'AWS-DB-SPECIALTY-2022', 'credentialUrl': 'https://aws.amazon.com/certification/certified-database-specialty/'}

{'id': 'cert_david_3', 'title': 'Databricks Generative AI Engineer Associate', 'issuer': 'Databricks', 'issueDate': '2023-11', 'expiryDate': '2026-11', 'credentialId': 'DATABRICKS-AI-2023', 'credentialUrl': 'https://www.databricks.com/learn/certification'}

Projects

Real-time Analytics Engine

Designed and implemented real-time analytics engine processing 100M+ events daily. Built with Python, PostgreSQL, and Kafka. Reduced query latency from 30s to <1s.

PythonPostgreSQLKafkaAnalyticsBig Data