Backend Engineer

Open to full-time

Bio

Wisdom D. is a highly skilled Senior Backend Developer and Machine Learning Engineer with extensive experience in building scalable backend services and AI-driven applications. Proficient in Node.js, TypeScript, Python (Django, Flask, FastAPI, TensorFlow, Scikit-Learn, Keras, Pandas), and NestJS, he has successfully developed and optimized multiple platforms, including ChowGoo, a food ordering system leveraging deep learning for personalized recommendations. Wisdom has a strong background in database management (PostgreSQL, MongoDB, MySQL, Redis), cloud technologies (AWS, Azure, GCP), and containerization with Docker and Kubernetes. His expertise in AI/ML frameworks, LangChain, and vector databases (Supabase, Pinecone, Chroma) further enhances his ability to build intelligent and efficient systems. With a proven track record in automating workflows using Airflow and Celery and integrating CI/CD pipelines, he is an asset to any team seeking robust and innovative engineering solutions.

Expertise

AWSBashCSSDatabase CachingDocument DatabaseRelational DatabaseFlaskGitHTMLJavaScriptjQueryKubernetesMongoDBNode.jsPythonReactSQLTypeScriptFast API

Video Intro

Assessments

General Coding Assessment

(100/100)

Perfect score on SQL QuestionHard
Two Algorithm QuestionsMedium
Good score on LRU Cache QuestionMedium

Projects

ChowGoo

ChowGoo is a food ordering, budgeting and delivery platform specifically designed for universities in the private sector. It allows students and university staff to order food directly from various campus dining options, streamlining the ordering process and improving food accessibility on campus.

Lemonade

An AI-powered business solution that helps HR gather insights into employee well-being through intelligent prompts and overall mood assessments.

2geda

A business social platform that serves as an intermediary, enabling businesses and individuals to connect seamlessly.

FastAPI Basic Auth Package

A simple and flexible Basic Authentication middleware for FastAPI applications.

Experience

Co-Founder & Lead Software Engineer
ChowGooDec 2023 — Dec 2024
- Co-founded and led the backend and frontend development of ChowGoo, a food ordering platform tailored for university campuses.
- Developed backend services using NestJS and Python for a machine learning recommendation system.
- Collaborated with frontend teams and stakeholders to translate business requirements into technical solutions.
- Strategized successful onboarding of Mountain Top University.
NestJSPythonTensorFlow
Machine Learning Engineer
Eat ‘N’ VibeNov 2024 — Feb 2025
- Developed and deployed machine learning models to match users based on shared food interests.
- Utilized Airflow to automate critical workflows and schedule data workflows.
- Designed a retraining pipeline for evolving user data.
AnnoyHNSWAirflowPythonFastAPIDocker
Senior Backend Developer
KrakaBETAug 2024 — Dec 2024
- Designed, developed, and maintained a scalable backend for the KrakaBet application.
- Managed and optimized a PostgreSQL database.
- Utilized Docker for consistent deployment across environments.
- Optimized PostgreSQL infrastructure for cost reduction.
NestJSTypeScriptPostgreSQLDocker
Senior Backend Developer
2GEDAJan 2024 — Jul 2024
- Developed and maintained backend services using Django and PostgreSQL.
- Implemented AWS for email and deployment, Integrated Paystack for payment processing.
- Improved backend speed and performance.
DjangoPostgreSQLAWSPaystack
Junior AI Engineer
SILICON TECH ANALYTICSMar 2023 — Sep 2023
- Developed, implemented, and maintained AI systems.
- Cleaned and preprocessed datasets for machine learning projects.
- Explored various machine learning models and algorithms.
- Developed image classifier and Convolutional Neural Network.
AIMLLinear RegressionLogistic RegressionNaive BayesDecision TreesSVMOpenCV