Ajayi Adeboye Samuel
Full-Stack Developer | Backend & API Architecture Expert | E-commerce & Payment Integrations | Remote Ready
Professional Summary
Results-driven full-stack developer with proven expertise in building enterprise-grade Django and Next.js applications, comprehensive API documentation, and scalable microservices architecture. Specialized in secure authentication systems, friend management systems, interactive API documentation, and production-ready backend solutions. Successfully designed and implemented end-to-end e-commerce platforms, including secure multi-currency payment gateway integrations (Stripe, PayPal) with robust webhook handling, advanced real-time inventory management with sophisticated pre-order logic, and fully automated order fulfillment systems. Demonstrated ability to deliver well-tested, documented systems that meet industry standards with celebrity-scale scalability. Actively seeking remote opportunities to contribute technical expertise to dynamic development teams.
About Me
Ajayi Adeboye Samuel
Versatile full-stack developer and data analyst with over a decade of business management experience. My journey from scaling small businesses to developing comprehensive web applications has honed my problem-solving skills and business acumen, which I now apply to create innovative technology solutions.
With proven expertise in both backend (Python, Django, RESTful APIs) and frontend (Next.js, React) technologies, I bridge the gap between business needs and cutting-edge solutions. My unique blend of business insight and technical skills allows me to develop scalable, full-stack systems, optimize data flow, and deliver actionable insights that drive informed decision-making and operational efficiency.
Recently, I've expanded my skill set to include modern frontend development, successfully building and deploying a full-stack Next.js application. This experience has broadened my capabilities, allowing me to offer end-to-end solutions that combine robust backend systems with sleek, responsive user interfaces.
Birthday: June 15th
Phone: +234 703 349 5178
City: Lagos, Nigeria
Degree: B.Sc. Accounting
Email: contact@elmelvinp.com
Freelance: Available
Skills Showcase
Technical Skills
Soft Skills
InternPulse Finalist Achievement
Recognized as a top performer in the InternPulse Cohort 5 program, ranking in the top 123 out of 169 participants in Backend Development track.
Tech Path: Backend Development
Issued: December 15th, 2024
Wekume Certificate of Appreciation
Recognized for bringing a wealth of tech knowledge, energy, and drive to Wekume, helping to push the platform forward as a critical tool for university students.
Issued To: Adeboye Ajayi
Joshua Emmanuel Walusimbi
CEO
Bronwyn O'Hara
Exec. Assistant
Professional Experience
Full-Stack Developer
AMA Fashion E-commerce Platform
Jun 2025 – Present
- Architected and implemented a complete online fashion store using Next.js (App Router) for both frontend and robust API Routes backend, ensuring a seamless shopping experience.
- Successfully integrated Stripe and PayPal APIs to facilitate secure, multi-currency transactions (AED, GBP, USD), managing complex checkout sessions, handling asynchronous webhooks for payment verification, and ensuring accurate order finalization and database recording.
- Developed a sophisticated backend with Neon (PostgreSQL) for real-time stock tracking, dynamic pricing, and a critical "Buy Now + Pre-Order" logic, enabling sales of both in-stock and future-available items, and handling mixed-cart scenarios with precise quantity allocation.
- Streamlined post-purchase workflows by automating order creation, precise stock deduction upon payment confirmation, and dispatching comprehensive email notifications (order confirmation, shipping updates, delivery alerts, vendor notifications) via Resend and Nodemailer.
- Built a powerful admin interface utilizing Next.js Server Actions for efficient management of product inventory (add, edit, delete), real-time quantity and status updates, pre-order date settings, and detailed order status tracking (New, Processing, Completed, Shipped, Delivered, Cancelled, Refunded, On-Hold).
- Managed database schema evolution and data integrity through custom migration scripts, ensuring smooth transitions and reliable data storage.
- Crafted an elegant, mobile-first user experience using Shadcn/UI and Tailwind CSS, ensuring seamless and accessible shopping across all devices.
- Leveraged Vercel for continuous integration and deployment, ensuring high performance, scalability, and reliability of the e-commerce platform.
Backend Developer
Chat Service Platform (Personal Project)
Apr 2025 – Present
- Architected enterprise-grade authentication with JWT, refresh tokens, and multi-device sessions.
- Built comprehensive social features supporting celebrity-scale user bases (millions of connections) with intelligent pagination and real-time friend discovery.
- Implemented Swagger/OpenAPI documentation with Bearer token auth, reducing integration time by 70%.
- Designed friend request system handling bulk operations, mutual friend discovery, and advanced user search with smart filtering.
- Developed production features: user management with real-time online tracking, scalable pagination (20-25 items per endpoint), and enterprise-grade admin interface.
- Implemented security features: rate limiting, throttling, account deactivation/deletion, secure logout with token blacklisting.
- Integrated Africa's Talking API for multi-factor authentication.
- Achieved 100% test coverage with 26+ comprehensive test cases across authentication and friend management.
- Optimized database with strategic use of select_related() and prefetch_related() for celebrity-scale performance.
- Designed independent, scalable microservices across authentication, friend management, and messaging (in development).
Backend Developer
Wekume Project (Remote)
Apr 2024 – Present
- Architected enterprise-grade authentication microservice with JWT, refresh tokens, and multi-device sessions.
- Implemented Swagger/OpenAPI documentation with Bearer token auth, reducing integration time by 70%.
- Built production-ready user management with real-time online tracking and scalable pagination.
- Developed security features: rate limiting, throttling, deactivation, deletion, password recovery.
- Integrated Africa's Talking API for SMS multi-factor authentication.
- Achieved 100% test coverage with comprehensive test cases.
- Designed microservices architecture for scalable services across authentication, messaging, and user management.
Backend Developer Intern
InternPulse (Remote)
Oct 2023 – Oct 2024
- Designed scalable APIs for library systems, healthcare, and inventory.
- Implemented advanced filtering and automated data scraping with Selenium.
- Built financial analytics APIs delivering real-time insights.
Operations Support
Premier Lottery (Lagos)
2017 – Present
- Managed operations across 50+ outlets, boosting efficiency and revenue by 20%.
- Led budgeting and compliance audits to reduce regulatory risks.
Intern (Forage Program)
Accenture North America (Remote)
Sep 2023
- Cleaned datasets, generated insights, and created data visualizations.
Key Projects
Utmost Healthcare Solutions LLC Website
A professional Next.js website for a home healthcare provider, showcasing their services, mission, and values with a focus on compassionate care.
AMA Fashion E-commerce Platform
A comprehensive full-stack e-commerce solution designed to facilitate online sales of luxury African fashion, featuring secure multi-currency payment processing, advanced real-time inventory management with pre-order capabilities, and fully automated order fulfillment.
Chat Service Microservices Architecture
A scalable chat service with enterprise-grade authentication, friend management, and interactive API documentation.
Wekume Authentication System
A secure JWT-based authentication system with profile management and password recovery.
Dolapo Udekwe Makeup Artist Website
Full-stack Next.js website for a professional makeup artist with online booking.
Financial Analytics for Renergy Hub
Real-time financial analytics system
Technical Skills
Languages
Frameworks
Databases
Authentication
API Docs
Testing
DevOps & Tools
API Design
Other
Core Competencies
API Architecture
Scalable, well-documented RESTful APIs with celebrity-scale performance.
Social Features
Friend management, user discovery, real-time social interactions.
Security
JWT, rate limiting, enterprise-grade safeguards.
Documentation
Interactive, developer-friendly API docs with live testing.
Problem-Solving
Complex authentication, social features, and scalability challenges.
Teamwork
Delivers production-ready systems teams can easily integrate.
Performance
Database optimization and pagination for millions of users.
E-commerce Solutions
End-to-end development of online stores, multi-currency payment processing, advanced inventory systems, and automated order fulfillment.
Education & Certifications
Education
Bachelor of Science in Accounting
Olabisi Onabanjo University (2016)
Diploma in Business Administration
Olabisi Onabanjo University (2009)
Certifications
- InternPulse Cohort 5 Finalist – Backend Development (2023)
- Backend Development with Python Django – Univelcity (2023)
- Data Analytics Professional Program – One Campus Academy (2023)
Recommendation
"I highly recommend Ajayi Adeboye, who was a backend engineer intern during our 5th cohort at InternPulse. During his time with us, he displayed remarkable technical skills and a strong work ethic. Adeboye contributed significantly to Renergy Hub, a cleantech platform, showing his ability to apply his backend engineering expertise in real-world scenarios. He was always proactive in solving complex problems, and his collaboration with the team was seamless. Adeboye consistently went above and beyond, and his leadership in his role was evident as he contributed to the platform's development and performance."
Djinee John
Founder and Chief Mentor
InternPulse