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Raphael Ezeigwe

@raphaelezeigwe

Software engineer across logistics, fintech, real estate, and healthcare; cut API response times by 60% at Sixth Alliance.

Nigeria

Message

At Sixth Alliance Limited, I optimized Django REST Framework APIs and reduced response times by 60% through query optimization and database indexing. I also integrated Google Gemini for a logistics assistant and built Shopify fulfillment integrations.

At Allegro Technologies Limited, I debugged and hardened tenant-isolation logic in a multi-tenant real estate platform using PostgreSQL Row-Level Security. I also developed backend services for leasing, property sales, and rentals.

As a contract Frontend Engineer at Lisbon Technologies Limited, I led frontend architecture for an internal admin dashboard using Next.js and TypeScript. I created interactive Recharts visualizations and built a flexible interface with Chakra UI.

On Medbridge, I'm developing a Django and Next.js emergency response system for medical workflows. I also took over the PSN Rivers State Membership Portal's partially completed codebase, stabilized it, and built membership verification and license-tracking systems.

Experience

Work history, roles, and key accomplishments

Frontend Engineer

Lisbon Technologies Limited

Jan 2026 - Mar 2026 (2 months)

Led frontend architecture for an internal admin dashboard using Next.js and TypeScript, delivering a fast, stable experience for the internal operations team. Translated messy backend data into clear business insights using Recharts, creating interactive data visualizations that allowed stakeholders to spot trends and make decisions at a glance.

Next.js TypeScript Recharts Chakra UI Tailwind Error Boundaries

Backend Engineer

Sixth Alliance Limited

Apr 2024 - Nov 2025 (1 year 7 months)

Architected and optimized RESTful APIs using Django REST Framework, achieving a 60% reduction in response times through strategic query optimization and database indexing. Developed an AI-powered logistics assistant by integrating LLM APIs with Django, automating complex workflows including shipment creation and multi-location cost calculations.

Django Django REST Framework PostgreSQL Gemini Shopify API Paystack JWT Token Authentication Query Optimization Database Indexing

Backend Engineer

Allegro Technologies Limited

Feb 2025 - Oct 2025 (8 months)

Debugged and hardened tenant-isolation logic in a multi-tenant Real Estate platform built on PostgreSQL Row-Level Security, closing a data-integrity gap across B2B and B2C workflows. Developed backend services supporting financial transactions, apartment leasing, property sales, and short-let rentals, implementing validation and business logic to maintain data and transaction integrity.