Ugbanawaji Ekenekiso

Career

Professional Experience

The systems I've built, difficult problems I've helped solve, and the organizations where I've put those ideas into practice.

Curriculum Vitae

Choose the version most relevant to your interests. Both are PDF documents.

Where I've Worked

Nov 2025 — Present

Airvend

Lagos, Nigeria

Backend Engineer

Re-engineering consumer and business financial transaction platforms, including transaction recovery, financial accounting and migration of legacy data.

  • Designed asynchronous Saga-based purchase orchestration with idempotency, external provider requery and compensating reversals.
  • Replaced direct wallet mutations with double-entry journals, customer subledgers, general-ledger postings and auditable settlement workflows.
  • Migrated 8,000+ customers and millions of historical transaction records using restart-safe batch imports and reconciliation.
  • Optimized MySQL schemas and indexes, reducing previously slow queries to approximately 40 ms or less.
  • Integrated banking, identity and value-added services; delivered redesigned B2C to production with B2B undergoing QA.
PHP / LaravelMySQLSaga OrchestrationFinancial LedgersReconciliation

Apr 2024 — Apr 2025

Boctrust Microfinance Bank

Lagos, Nigeria

Software Engineering Lead — IT Operations & Infrastructure | Appointed CISO

Led digital lending engineering and core banking technology operations, including a formal Chief Information Security Officer appointment.

  • Rebuilt and deployed a loan origination platform integrating BankOne, NIBSS identity services, credit bureaus and configurable approvals.
  • Designed a queue-driven NIBSS Direct Debit repayment engine with adaptive partial collections and exponential retry spacing.
  • Implemented durable repayment states and an independent reconciliation process, skipping new collections while a prior debit outcome is unresolved.
  • Tested SQL Server-based core banking recovery infrastructure and supported security governance, continuity and incident response.
  • Migrated approximately 380 email accounts to Zoho Mail, avoiding an estimated ₦8 million in external contractor costs.
Java / Spring BootBankOneNIBSSDisaster RecoveryCybersecurity

Jul 2023 — Apr 2024

Scnip Technology

Abuja, Nigeria

Backend Developer

Worked full-time on Java/Spring Boot backend systems, building APIs, business logic and integrations for production applications.

  • Built and maintained backend services using Java and Spring Boot.
Java / Spring BootBackend EngineeringIntegrationsTesting

Jan 2023 — Mar 2024

Harde Business School

Lagos, Nigeria

Software Engineering Team Lead

Led development and maintenance of an existing education platform, working primarily within a legacy PHP/Laravel codebase while delivering new features and keeping the system stable.

  • Maintained and extended a legacy PHP/Laravel application used for learning and business operations.
PHP / LaravelLegacy SystemsEngineering Leadership

Jul 2022 — Jan 2023

Harde Business School

Lagos, Nigeria

Full Stack Developer

Built and extended application features across the PHP/Laravel backend and web interfaces for internal business and learning workflows.

  • Built backend functionality for authentication, reporting, staff portals and internal workflows.
PHP / LaravelFull Stack DeliveryBusiness Systems

Oct 2018 — Dec 2024

Pensuh Innovation

Anambra, Nigeria

Contract Full Stack Developer

Built and maintained a multi-tenant school operations platform spanning enrolment, attendance, academic records, assessments and tuition payments.

  • Built reusable PHP/Laravel modules and multi-tenant application workflows.
PHP / LaravelMulti-tenancyPaymentsSaaS
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