Available for new projects
Upwork Top Rated

Django & Python
Backend Engineer

Django REST APIs · FastAPI · AI Integration · Production systems for fintech, SaaS & automation

Got a backend that's slow, broken, or needs building from scratch? I build Django & FastAPI systems — REST APIs, AI integrations, and automation — that ship on time and hold up in production.

3+
Years Experience
50+
Projects Completed
100%
Client Satisfaction
Andrew Oduola - Backend Engineer
Open to Work
Full-time & Contracts
Available
Expertise & Skills

About Me

Experienced Python backend engineer and freelance Django developer crafting scalable, high-performance systems

Problem Solver

Transforming complex challenges into elegant technical solutions

Performance Focused

Optimizing systems for speed, scalability, and reliability

Team Collaborator

Working effectively with cross-functional teams to deliver excellence

I'm a passionate Backend Engineer and Upwork Top Rated developer with expertise in building robust, scalable systems that power modern applications. My journey in software development has been driven by a love for creating efficient backend solutions and optimizing system performance.

With extensive experience in Python, Django, and FastAPI, I specialize in developing RESTful APIs, implementing secure authentication systems, and designing optimized database architectures using PostgreSQL and Redis. I'm also well-versed in DevOps practices, ensuring smooth deployments and maintaining high system availability.

My approach combines technical excellence with business understanding, delivering solutions that not only work flawlessly but also drive real value for users and organizations.

Backend DevelopmentAPI DesignDjango REST FrameworkFastAPIDatabase OptimizationSystem ArchitectureDevOpsCloud Deployment

Backend

  • Python
  • Django
  • Django REST Framework
  • FastAPI
  • Flask

Database

  • PostgreSQL
  • MySQL
  • Redis
  • Database Design
  • Query Optimization

DevOps

  • Docker
  • Railway
  • CI/CD
  • AWS
  • System Monitoring

Tools

  • Git
  • REST APIs
  • System Design
  • Testing
  • Agile/Scrum
What I Offer

Services

Comprehensive Django and FastAPI backend development services tailored to your business needs

Backend Development

Building robust RESTful APIs with Django REST Framework and FastAPI, implementing secure authentication & authorization systems, and developing comprehensive payment integration solutions.

  • RESTful API Development
  • Authentication & Authorization
  • Payment Systems Integration
  • Security Implementation

Database Design & Optimization

Designing efficient database schemas, optimizing query performance, and ensuring data integrity across complex systems.

  • Schema Design
  • Performance Optimization
  • Data Modeling
  • Query Optimization

API Integration & Automation

Seamless third-party API integrations, automated workflows, and building custom tools to streamline business processes.

  • Third-party Integrations
  • Workflow Automation
  • Custom Tools Development
  • System Integration

Cloud Deployment & DevOps

Deploying applications to cloud platforms, implementing CI/CD pipelines, and maintaining scalable infrastructure.

  • Cloud Deployment
  • CI/CD Pipelines
  • Docker Containerization
  • Infrastructure Management

AI & LLM Integration

Integrating OpenAI and other LLM APIs into your Django or FastAPI backend — custom AI assistants, RAG pipelines, intelligent automation, and AI-powered endpoints.

  • OpenAI API Integration
  • Custom AI Assistants
  • RAG Systems
  • AI-powered Django Endpoints

Need a Django or FastAPI backend?

Let's discuss how I can help bring your project to life

My Work

Featured Projects

Showcasing backend solutions that drive real business value and technical excellence

Califonia Emporium

Current
2025–2026

Production multi-vendor marketplace API for Califonia Emporium — 50k+ products, 200k+ variants, AI image search, Stripe + Paystack payments, and real-time notifications. Deployed on AWS.

Key Highlights

AI Image Search (CLIP + FAISS)CJ Dropshipping IntegrationMulti-Vendor Architecture50k+ Products / 200k+ VariantsStripe + Paystack PaymentsAsync Notifications (Email / SMS / Push)Real-time WebSockets372 Automated Tests

Technologies Used

PythonDjango 5.2Django REST FrameworkPostgreSQLRedisCeleryStripePaystackAWS S3AWS LightsailJWTGoogle OAuthTwilioCLIP (OpenAI)FAISSDjango ChannelsWebSocketsSentryBrevoDocker

Diba Fintech API

Current
2025

Production fintech backend for Diba — wallet transactions, payment processing, and real-time chat. Delivered well enough that the same team brought me back immediately for a second, larger platform.

Key Highlights

Wallet SystemTransaction ProcessingFinancial SecurityReal-time Chat

Technologies Used

PythonDjangoDjango REST FrameworkPostgreSQLPayment APIsDjango ChannelsWebSocketsJWTDocker

10Billion NGO Platform — Backend API

Current
2024–2025

Production-grade REST API powering a non-profit platform for campaigns, events, and project donations — with real-time donation tracking, event ticketing, and role-based access control.

Key Highlights

Role-Based Access ControlCloudinary Image StorageDonation & Payment TrackingEvent Ticketing SystemOpenAPI/Swagger DocsPaystack Integration

Technologies Used

PythonDjangoDjango REST FrameworkPostgreSQLCloudinaryJWT (SimpleJWT)Paystackdrf-spectaculardjango-filtersCORS HeadersAWS S3Gunicorn

Shoplit — E-Commerce REST API

Completed
2024–2025

Fully-featured e-commerce backend API — product listings, cart management, orders, Paystack payments, and SMS notifications. Live on Render with full API documentation.

Key Highlights

Payment Integration (Paystack)SMS Order Notifications (Twilio)Redis CachingJWT + OAuth AuthenticationSwagger/OpenAPI DocsLoad Tested with Locust

Technologies Used

PythonDjango 5.1Django REST FrameworkPostgreSQLMySQLRedisJWT (SimpleJWT)DjoserPaystackTwilioCloudinaryGunicornWhitenoiseSocial Auth (OAuth)drf-spectacularLocustpytest

Want to See More?

Explore my GitHub for more projects and technical implementations.

Visit My GitHub
Career Journey

Work Experience

Building robust backend solutions across diverse industries with measurable impact

10+
Projects Delivered
3+
Years Experience
30%
Performance Boost
100%
Client Satisfaction
Current Position

Backend Engineer

Diba

2025 - Present
Remote

Leading backend architecture design for fintech applications, implementing secure wallet-based transaction systems and optimizing payment processing workflows.

Key Responsibilities:

  • Designed scalable backend architecture for fintech platform
  • Implemented secure wallet transaction systems
  • Optimized payment processing workflows
  • Ensured compliance with financial security standards

Backend Developer

10 Billion

2025
Remote

Built high-performance RESTful APIs and implemented system optimizations that significantly improved platform efficiency and user experience.

Key Responsibilities:

  • Developed RESTful APIs for core platform functionality
  • Implemented performance optimization strategies
  • Enhanced system efficiency through code optimization
  • Collaborated with frontend teams for seamless integration

Backend Engineer

Shoplit

2024 - 2025
Remote

Developed comprehensive eCommerce backend systems with advanced caching strategies, achieving a 30% improvement in API response times.

Key Responsibilities:

  • Built comprehensive eCommerce backend API
  • Implemented Redis caching for 30% performance improvement
  • Designed scalable database architecture
  • Integrated multiple payment gateway systems

Full Stack Developer

ServiceFix

2024
Remote

Created a complete company management system with real-time job tracking, PostgreSQL integration, and intelligent worker scheduling capabilities.

Key Responsibilities:

  • Built full-stack company management system
  • Implemented real-time job tracking features
  • Designed PostgreSQL database architecture
  • Created intelligent worker scheduling algorithms

Ready to Work Together?

Let's build something amazing. I'm always open to discussing new opportunities and challenging projects.

Professional Credentials

Certifications

Recognized industry certifications validating my expertise

Python Django: Build a Subscription Platform
Verified

Python Django: Build a Subscription Platform

Udemy - Arno PretoriusJuly 2025
Django Rest FrameworkPayPal APIAmazon S3PostgreSQL
View Credential
The Ultimate Django Series: Part 1
Verified

The Ultimate Django Series: Part 1

Code With MoshSeptember 2024
PythonDjangoDjango Templates
View Credential
The Ultimate Django Series: Part 2
Verified

The Ultimate Django Series: Part 2

Code With MoshOctober 2024
PythonDjangoDjango Rest FrameworkMySQL
View Credential
The Ultimate Django Series: Part 3
Verified

The Ultimate Django Series: Part 3

Code With MoshDecember 2024
Python/DjangoBest PracticesDeployment and Dev Ops
View Credential
Backend Development Internship
Verified

Backend Development Internship

Code AlphaApril 2025
Backend DevelopmentDjangoREST APIs
View Credential
HTML
Verified

HTML

SoloLearnOctober 2020
Web DesignHtml
View Credential
Python Core
Verified

Python Core

SoloLearnMay 2020
PythonCore ProgrammingOOP
View Credential
Python Programming Public Test
Verified

Python Programming Public Test

Test DomeJuly 2023
PythonProblem SolvingAlgorithms
View Credential
Client Love

Testimonials

What clients and colleagues say about working with me

Upwork Top Rated Developer

"I worked with Andrew on the Diba Fintech API, and he was a great asset to the team, consistently delivering high-quality work with strong attention to detail. Currently, I'm working with him on the 10 Billion NGO backend, which we are building using Django Rest Framework. We're also integrating AI to provide users with a personal AI assistant when needed, and Andrew is doing an awesome job as part of the team."

AO

Alerechi Ordu

Senior Backend Engineer, Diba Fintech

"I have known Andrew for more than 2 years now and trust me, he is good at what he does. I partnered with him in building a website for my EDUCONSULT and he delivered perfectly. Bringing ideas from different angles. I highly recommend Andrew."

OP

Olabiyi Peter

Founder, FLASHPEE EDUCONSULT

"Very professional developer and he clearly knows his stuff, i highly recommend since there is a lot of value included in his price and services."

TO

Thomas O

Upwork Client · Top Rated

"Andrew’s technical skills and his solutions are great. They’re very eloquent and highly functional."

CG

Casey G

Upwork Client · Top Rated

Let's Connect

Get In Touch

Ready to build something amazing together? Let's discuss your next backend project.

Let's Connect

I'm always interested in discussing new opportunities and exciting projects. Whether you need a backend engineer for your team or want to discuss a specific project, I'd love to hear from you.

Location

Available for Remote Work Worldwide

Send me a message

Ready to hire? Let's get started.

Find me on Upwork with a Top Rated badge and 100% Job Success — or reach out directly.