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Wisdom Divine

Product Engineer (Backend Focus)

Core Stack:Node.js | NestJS | Fastify | PostgreSQL | Redis | Docker | AWS | React | Next.js | TypeScript

Summary

Software engineer focused on backend systems, automation, and scalable SaaS infrastructure. Experienced designing transactional workflows, asynchronous processing pipelines, telemetry systems, and multi tenant architectures. Specialized in Node.js, NestJS, and Fastify with database and system design expertise.

Engineering Highlights

  • Designed PostgreSQL database schemas supporting marketplace transactions, escrow workflows, and real time state synchronization
  • Built an email delivery platform using Redis backed job queues, contact segmentation, and SMTP rate limiting to support reliable high volume campaign execution
  • Developed hardware device fleet management telemetry systems with offline SQLite synchronization protocols
  • Integrated AI LLM inference pipelines to parse unstructured documents into typed database schemas
  • Engineered multi tenant authentication, sharing, and API key management layers for product studios
  • Optimized PostgreSQL queries, connection pools, and relational index distributions for search queries

Technical Skills

Backend SystemsNode.js, NestJS, Fastify, PostgreSQL, Redis, GraphQL, REST APIs, SQLite, system design
Frontend SystemsReact, Next.js, TypeScript, Tailwind CSS, Framer Motion
Infrastructure & ToolsDocker, AWS, Git, GitHub, Linux, CI/CD, IoT telemetry protocols
Security & AuthJWT authentication, OAuth, role based access control (RBAC)
Testing FrameworksJest, Vitest, Playwright, integration testing
AI IntegrationStructured LLM Outputs, Vector Search Pipelines, Prompt Optimization

Selected Engineering Competencies

API DesignDatabase DesignAuthentication & AuthorizationWorkflow AutomationBackground Job ProcessingReal-time SystemsAI IntegrationSystem ArchitecturePerformance OptimizationTechnical Product Design

Featured Projects & Experience

BeeSeek

Service Marketplace Infrastructure
Lead Backend Engineer2024

Designed PostgreSQL database schemas supporting marketplace transactions, escrow workflows, and real time state synchronization. Built escrow workflows, RBAC authorization, and a double entry ledger for wallet accounting. Architected backend services for contracts, wallets, notifications, messaging, and service lifecycle management.

Next.jsNode.jsPostgreSQLWebSockets

LeadFlow

Email Automation Pipeline
Backend Engineer2024

Built a high throughput email marketing engine utilizing Redis message queues and Node.js workers. Designed contact segmentation algorithms and SMTP rate limiting to optimize deliverability.

ReactNode.jsRedisSMTP

MDM Agent / TracTrac

Enterprise Fleet Tooling
Systems Engineer2023

Developed a hardware fleet management server and agent monitoring distributed agricultural tablets. Implemented remote configuration payloads, telemetry aggregation, and offline SQLite data synchronization.

ReactPythonSQLiteMDM Protocol

Conneer

AI Pipeline Integration
Full Stack Engineer2025

Integrated LLM inference engines to parse documents and generate structured JSON outputs. Designed candidate ranking algorithms matching resume profiles against extracted corporate job schemas.

Next.jsAI APIsNode.jsPostgreSQL

Loin Tech Limited

Product Studio Architecture
Founder / Lead Engineer2024 - Present

Founded and lead a product studio building SaaS platforms across marketplaces, AI, and business automation. Designed shared authentication services, reusable backend architecture, and multi tenant database foundations.

Next.jsNode.jsPostgreSQLDocker

Selected Projects

LowFi

Business Operating System

Consolidated distributed enterprise workflows into a centralized relational database and API layer for SMEs.

AGDIL

Agribusiness Platform

Developed automated credit worthiness assessments and agribusiness marketplace endpoints.

Landvigo

Property Discovery

Designed geospatial indexing pipelines and map based query performance systems.

TMF Nigeria

Event Coordination

Implemented event check in systems utilizing real time QR verification and local database state synchronization.

Ikore

Agric Infrastructure

Engineered backend distribution logic and tracking systems for agricultural value chains.

UI Intelligence Dataset

Design Systems & Machine Learning

Compiled design tokens, interactive components, and structural patterns for model training environments.

Education

University of Ibadan

Petroleum Engineering

Built the official SPE UI chapter website during studies

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