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Charles OraegbuCO
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Charles Oraegbu

@charlesoraegbu

Lead Engineer at Search Atlas who built a CMS and knowledge retrieval system powering 400K+ queries/month.

Nigeria
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At Search Atlas, I built a unified CMS and knowledge retrieval system from prototype to production, powering 400K+ AI-enriched queries each month across 10 CMS platforms. I also led six engineers building and maintaining core platform services across 190K+ projects.

I improved the reliability of AI workflows to achieve a 97% success rate generating 30K+ articles monthly. Across my work at Wowzi and Kobo360, I’ve also developed financial platform features and maintained data pipelines; I’m drawn to the point where software becomes a system people can trust.

Experience

Work history, roles, and key accomplishments

Search Atlas logoSA
Current

Lead Engineer

Jan 2026 - Present (10 months)

- Led a team of 6 engineers, building and maintaining core platform services across 190K+ projects.
- Drove stability and reliability improvements to the AI workflows, achieving a 97% success rate generating 30K+ articles/month for 1,000+ active customers.
- Built the unified CMS and knowledge retrieval system end-to-end — from prototype to production, powering 400K+ AI-enriched queries/month acro

Andela logoAN
Current

Software Engineer

Jun 2022 - Present (4 years 5 months)

I am currently part of the Andela Talent Marketplace as a freelance Software Engineer.

Wowzi logoWO

Backend Engineer

Wowzi

May 2023 - May 2026 (3 years)

- Developed a creator-focused financial platform with wallet management, card systems, and cross-border payouts, structured to optimize cash flow by reducing the need for immediate payouts.
- Designed cloud infrastructure and conceptualised a microservice serverless IaaC template following industry best practices and system architecture principles.
- Enhanced Spring Boot application to support new

Search Atlas logoSA

Senior Backend Engineeer

Apr 2025 - Dec 2025 (8 months)

- Built and shipped core AI-powered SEO features, scaling content generation V3 to an ATH of 50K+ articles/month within 6 months of launch.

Kobo360 logoKO

Data Engineer (Consultant)

Kobo360

Jan 2023 - Jun 2023 (5 months)

Worked as Data Engineer (Consultant) at Kobo360.

Kobo360 logoKO

Senior Data Engineer

Kobo360

Aug 2022 - Jan 2023 (5 months)

- Maintained 95% uptime in data pipeline to extract, transform, and load data from source into data warehouse, while ensuring optimal recovery process.
- Effected automated reports for clients and in-house stakeholders utilizing Aws lambdas, which included numerical metrics to demonstrate achievements on a recurrent basis.
- Trained and mentored junior data engineers on best practices and technica

VegaX: Better Indexes, Better Returns logoVR

Software Engineer

VegaX: Better Indexes, Better Returns

Jun 2022 - Dec 2022 (6 months)

- Championed the release of 4 microservices and management on cloud platforms.
- Strengthened the codebase migration from PHP Yii to 60% in Python using FastAPI for better maintenance of microservices.
- Led the development and contributed by building a headless content management system for the research team which enabled the transition from using third party services to in house application.
- P

Kobo360 logoKO

Python Engineer

Kobo360

Sep 2021 - Aug 2022 (11 months)

- Established the identification and resolution of data quality issues on a daily basis and performed systematic historical data ingest across systems.
- Co-ordinated with internal operations teams to establish at least 90% accurate and consistent data during data entry.

hiring.io logoHI

Software Engineer

hiring.io

Feb 2021 - Oct 2021 (8 months)

- Partnered with front-end developers and created web pages using Javascript, resulting in website leads increasing by 15% and managed software workflow using Scrum methodology, increasing task success rate by 25%.

UP

Fullstack Engineer

Upwork

Feb 2018 - Feb 2021 (3 years)

- Demonstrated expertise in solving complex technical challenges related to technology integration and deployment of web applications.

Education

Degrees, certifications, and relevant coursework

University of Lagos logoUL

University of Lagos

Bachelor of Science - BS, Computer Science

2017 - 2024

UW

University of Washington

Programming Languages, Part A

Jun 2024

IB

IBM

Introduction to Artificial Intelligence (AI) (with Honors)

May 2024

CO

Coursera

Computational Thinking for Problem Solving

Feb 2022

PI

Paradigm Initiative

Python Bootcamp

Jun 2019

Yaba College of Technology, Yaba, Lagos logoYL

Yaba College of Technology, Yaba, Lagos

National Diploma, Computer Science

2015 - 2018

IB

IBM

Data Science Technologist Mastery Award for Students

Nov 2018

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