Kpono-Abasi Akpabio
Senior Backend Engineer · Founder, Almond Systems · OCJP Certified
Backend engineer since 2011, building secure banking, payments, eCommerce and ERP systems inside some of Nigeria's most demanding technology environments — Sterling Bank internet banking, Konga's eCommerce platform at national scale, identity and payroll software for Chams PLC, and the MTN eShop retail backend. Based in Lagos.
Built, deployed and open to inspection
Most engineering claims cannot be checked. This one can — the API is live, documented and its source is public.
Spring Boot Internet Banking Platform
Modular backend services for customer onboarding, authentication, accounts, beneficiaries and transaction workflows, with transaction-safe persistence, idempotency, audit trails, resilient third-party integration, caching, messaging and production observability.
Fifteen years of production engineering
Every milestone below is personal career experience — the raw material powering Almond Systems today.
Real moments from the engineering career behind Almond Systems.
Delic Solutions — Enugu
NYSC · 2008–2009 · First engineering role
Sterling Bank Internet Banking
ISSL Surulere · OTP/Token Auth · 2011–2013
TECNO App Challenge · OEM & Telco
Pre-installed apps · Mobile software dev
Yudala (now Konga.com) — Lagos
Nigeria's largest eCommerce · 2015–2017
Chams PLC — Identity Management
Odoo ERP · Employee Self Service · 2018–2022
Solution Architecture & Design
Complex system whiteboarding
MTN Leadership Seminar
With Steve Wozniak, Co-founder of Apple
TAMS Platform — Almond Systems
Live system delivery · 2025
Tech Training & Knowledge Transfer
Empowering Nigeria's next engineers
What the fifteen years cover
Java & Backend
Java 21, Spring Boot, Spring MVC, Spring Security/OAuth2, Java EE, Hibernate/JPA, REST APIs, microservices, Maven/Gradle, OpenAPI/Swagger.
Other Languages
Node.js, TypeScript, Express.js, NestJS, Python, FastAPI, Flask, PHP/Laravel, C#.
eCommerce & ERP
Magento 2 / Adobe Commerce (headless, GraphQL, custom modules), Odoo ERP (Python modules, ORM, XML/QWeb, workflows), WooCommerce.
Data & Caching
PostgreSQL, Oracle, MySQL, MongoDB, Redis, Elasticsearch; SQL tuning, indexing, transactions, migrations, backup and recovery.
Cloud & DevOps
AWS (EC2, S3, IAM, CloudWatch), Google Cloud Platform, Docker, Linux, Nginx, SSL/TLS, GitHub Actions, CI/CD, monitoring and backups.
Payments & Fintech
Interswitch, Flutterwave, Paystack, GTPay, Netplus, escrow flows, OTP/token authentication, PCI-DSS-aware delivery.
