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I build high-performance, scalable web systems with a focus on speed, AI integration, and real-world business impact.

I'm Azubike Pascal, and I help startups and businesses build fast, reliable web platforms that improve user experience and drive real growth. With over 5 years of experience, I specialize in C#, .NET, Node.js, and React, always prioritizing performance and scalability from day one.

I thrive on solving complex problems that others find daunting. Whether it's managing 10,000+ daily banking jobs at Wema Bank or architecting systems for 50,000+ daily users, I use patterns like CQRS and DDD to create software that stays stable even under heavy load.

My proudest technical achievement was optimizing a critical API, where I cut response times down from 3 seconds to 200ms. That 93 percent speed boost wasn't just about cleaner code: it was about delivering a snappier, more competitive experience for the end user.

I don't just deliver features. I partner with teams to mentor junior talent and establish solid architectural standards that keep projects secure and easy to maintain. I believe that engineering excellence is the foundation of any successful product.

Key Achievements

93%
API Speed Boost
Slashed response times from 3s to 200ms
50,000+
Daily Active Users
Scaled systems across diverse platforms
5+
Years Experience
Building high-performance solutions
70%
Bug Reduction
Modernizing legacy React codebases

Technical Expertise

Languages & Core

C#TypeScriptJavaScriptPythonSQLHTML/CSS

Backend Development

.NET CoreASP.NET Web APINode.jsNestJSFastAPIDjango RESTgRPCSignalRREST APIs

Frontend Development

Next.jsReactReact QueryTypeScriptTailwind CSSReduxZustandResponsive Design

Architecture & Systems

DDDClean ArchitectureCQRSMicroservicesEvent-DrivenModular MonolithDistributed Systems

Infrastructure & Cloud

AzureDockerKubernetesRabbitMQService BusCI/CD (GitHub Actions, Azure DevOps)OpenTelemetry

Databases

SQL ServerPostgreSQLMongoDBRedisMySQLVector Search

Education

Bachelor of Science in Mathematics and Computer Science

University of Port Harcourt

CGPA: 4.24 / 5.00

Certifications

  • Huawei Routing and Switching Certification
  • Software Development Internship Certification, CITE UNIPORT
  • Business Toolbox Training Certification

Languages

  • English (Fluent)
  • Yoruba (Fluent)
  • Igbo (Native)

My Professional Journey

A timeline of my career growth and key achievements in software development.

2025

Fintech Engineering & High-Scale Systems

I joined Wema Bank (ALAT) as a Backend Engineer, building Azure-native systems that handle 10,000+ daily banking jobs with distributed locking and idempotent processing.
At Neutribes Limited, I took three full-stack projects from blank repositories to production, leading the architecture for RabbitMQ async flows and NestJS/FastAPI backends.
I contracted with Futsolins to rearchitect their data layer with React Query, slashing redundant API calls by 60% for students on slow mobile devices.

2024

AI Innovation & Performance Optimization

I engineered the full architecture for an ABC Capital platform serving 50,000+ daily users.
I built end-to-end semantic search using OpenAI embeddings and MongoDB Vector Search, while dropping API response times from 3s to 200ms through rigorous query optimization.
I standardized state management patterns across the team and mentored junior developers to achieve high-velocity delivery.

2020 – 2022

Foundation: Building at Scale Early

Started at CITE UNIPORT as an intern, where I led the team that built the university's campus web app.
Established the modular coding standards and architectural patterns that allowed the codebase to grow alongside the student user base.

What I Build

E-commerce Platforms

Scalable online stores with Next.js, React, and Node.js. Payment integration, inventory management, and real-time analytics.

Next.jsStripePostgreSQL

Enterprise Web Applications

Complex business applications with .NET Core and React. Role-based access, workflow automation, and data visualization.

.NET CoreReactSQL Server

RESTful & GraphQL APIs

High-performance APIs with Node.js, Express, and .NET Core. Authentication, rate limiting, and comprehensive documentation.

Node.jsGraphQLJWT

Real-time Dashboards

Live data visualization dashboards with React and WebSockets. Real-time updates, charts, and analytics.

ReactSocket.ioRedis

Progressive Web Apps

Offline-capable PWAs with React and Next.js. Push notifications, service workers, and mobile-first design.

Next.jsService WorkersPWA

Data-Driven Applications

Python-based applications with machine learning integration. Data processing, visualization, and predictive analytics.

PythonPandasScikit-learn

Frequently Asked Questions

What technologies do you specialize in?

I specialize in the high-performance stack: React, Next.js, Node.js, and C# (.NET Core). I focus on building systems that are not just full-stack, but truly scalable, using modern patterns like CQRS, DDD, and event-driven architecture to keep them fast and reliable under load.

What type of projects do you build?

I partner with startups and businesses to build e-commerce platforms, enterprise applications, and AI-powered systems. My goal is always to deliver real-world business impact: whether that means building from a blank repo to production or optimizing critical bottlenecks in existing systems.

Are you available for freelance work?

Yes! I love collaborating on challenging projects, especially those requiring deep technical architecture or performance overhauls. Whether you need a consultant for your Next.js project or a dedicated engineer for your .NET backend, I'm happy to discuss how I can help your team succeed.

What kind of results can I expect?

You can expect measurable engineering excellence. I have a track record of cutting API response times by over 93 percent, scaling systems for 50,000+ daily users, and reducing production bugs using modern clean architecture. I don't just write code: I build assets that drive your business forward.