Available for Remote Opportunities

Opeyemi Abolaji

Full-Stack Software Engineer
& AI Automation Engineer

I design and build scalable web applications, intelligent backend systems, AI-powered business automation, and production-ready software that helps businesses streamline operations, automate workflows, and deliver exceptional digital experiences.

View Engineering Projects Let's Build Together
React Node.js Express MongoDB REST APIs OpenAI AI Agents n8n Stripe Paystack

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Projects Delivered

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Years Experience

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AI Automations Built

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Happy Clients

About Me

Engineering Solutions That Scale

Opeyemi Abolaji - Full-Stack Software Engineer

I'm a Full-Stack Software Engineer and AI Automation Engineer who builds production-grade web applications, robust backend systems, and intelligent automation workflows. My focus is on creating software that doesn't just look good, it solves real business problems, reduces operational overhead, and scales with growth.

Over the years I've designed and shipped SaaS platforms, custom REST APIs, payment systems (Stripe & Paystack), AI-powered chatbots and agents, and complex n8n automation pipelines that connect tools, data, and people.

Whether it's a high-traffic web app, an internal automation system, or an AI feature that gives a product a competitive edge, I approach every project with clean architecture, maintainable code, and measurable outcomes.

⚡

Backend-First Thinking

Scalable APIs, databases, authentication, and infrastructure.

🤖

AI & Automation

OpenAI integrations, AI agents, and end-to-end workflow automation.

📈

Business Impact

Software that reduces cost, increases efficiency, and drives revenue.

What I Offer

Engineering Services

End-to-end software development focused on performance, scalability, and business results.

💻

Full-Stack Web Development

Modern, responsive web applications built with React, Node.js, Express, and MongoDB. From MVPs to production SaaS platforms.

⚙️

Backend Systems & APIs

Robust REST APIs, authentication systems, database design, and server-side architecture that power reliable digital products.

🤖

AI Automation & Agents

Custom AI chatbots, intelligent agents, OpenAI integrations, and automated workflows using n8n that eliminate repetitive work.

💳

Payment Integrations

Secure payment systems with Stripe and Paystack—subscriptions, one-time payments, webhooks, and financial reporting.

🏗️

SaaS Development

Multi-tenant SaaS platforms with user management, billing, analytics, and scalable infrastructure from day one.

🔧

Technical Consulting

Architecture reviews, code audits, performance optimization, and strategic guidance for growing technical teams and products.

AI Expertise

AI & Business Automation

I build intelligent systems that think, decide, and act—so your team doesn't have to.

AI Chatbots & Conversational Agents

Custom GPT-powered assistants integrated into websites, Slack, WhatsApp, and internal tools. Context-aware, trained on your data, and production-ready.

Intelligent Workflow Automation

End-to-end automation pipelines using n8n that connect CRMs, databases, email, payment systems, and AI models into seamless business processes.

OpenAI & LLM Integrations

RAG systems, document analysis, content generation, classification, and decision engines powered by GPT-4, embeddings, and vector databases.

AI-Powered Product Features

Smart recommendations, automated report generation, lead scoring, customer support triage, and other AI features that give products a competitive edge.

Tools & Technologies

Technical Stack

Frontend

ReactJavaScript (ES6+)HTML5CSS3Tailwind CSSResponsive Design

Backend

Node.jsExpress.jsREST APIsMongoDBMongooseJWT AuthWebhooks

AI & Automation

OpenAI APIAI Agentsn8nLangChainVector DatabasesPrompt Engineering

Payments & Tools

StripePaystackGit & GitHubPostmanVS CodeVercel / Render
Selected Work

Engineering Projects

Real systems built for real businesses—focused on architecture, impact, and maintainability.

How I Work

Engineering Process

01

Discovery & Requirements

Deep dive into business goals, user needs, technical constraints, and success metrics.

02

Architecture & Planning

System design, database schema, API contracts, tech stack decisions, and project roadmap.

03

Build & Iterate

Clean, tested, documented code. Continuous feedback loops and incremental delivery.

04

Deploy & Optimize

Production deployment, monitoring, performance tuning, and ongoing support.

Client Feedback

What Clients Say

“Opeyemi transformed our internal processes with a custom AI automation system. What used to take our team hours every day is now fully automated. Highly recommended.”

Adaeze O.Operations Lead, Fintech Startup

“Clean architecture, reliable delivery, and excellent communication. The SaaS platform he built for us has been running smoothly in production for over a year.”

Tunde A.Founder, B2B SaaS

“He integrated Stripe and built a complete subscription system in record time. The codebase is maintainable and the documentation is excellent.”

Chioma E.Product Manager
Get In Touch

Let's Build Something Great

Available for remote contract work, full-time roles, and select consulting projects.

WhatsApp

+234 812 554 3366

Email

abolajiopeyemi000@gmail.com

Location

Remote • Open to worldwide opportunities

Availability

Currently available for new projects