Ernest Uwaoma
Full Stack Software Engineer with 5 years of experience
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Founded and operate a software consultancy with 10 plus production applications shipped across fintech, gaming, e-commerce and entertainment; retained by multiple clients for repeat engagements across 2 or more projects per client.
Directed, reviewed code from and onboarded contract engineers across client projects; established Git branching conventions, async PR review workflows and GitHub Actions deployment pipelines that reduced production-environment incidents across engagements.
Owned full project lifecycles across all client engagements: translating ambiguous briefs into technical specifications, making architecture trade-off decisions and delivering structured post-launch support.
Architected and delivered a 6-game real-time multiplayer platform sustaining 1,000 plus concurrent users; resolved Firebase race conditions via a host-authoritative evaluation model, cutting ghost player persistence from approximately 30 seconds to under 2 seconds on disconnect.
Engineered JWT-secured REST APIs with tiered rate limiting, encrypted Paystack gateway integrations and fraud prevention logic across multiple client platforms.
Led backend architecture for the AxionAI automation platform: designed scalable REST API layer, optimised database query performance and implemented secure multi-tenant authentication flows.
Delivered frontend-integrated UX microcopy for four FSDH Merchant Bank digital properties (Asset Management, Hold Co, Merchant Bank, FSDH Capital) as a scoped contract sprint; all copy shipped to production across all four platforms within a single deployment cycle.
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Built a token-based trading platform from React frontend to PostgreSQL backend; implemented real-time token valuation engine, automated payout workflows and encrypted payment gateways with fraud prevention logic that reduced failed transaction rates across the platform.
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I Engineered A Client-commissioned furniture artisan marketplace with built-in sketch tool, 24-hour quote engine, gamified engagement system, and artisan backend workflow management.
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Designed, architected and shipped a full all-in-one commerce SaaS platform for Nigerian merchants, service providers and freelancers, solo, from zero to live MVP in 26 days.
Engineered the complete feature surface independently: storefront builder, Paystack checkout, Sendbox and Topship delivery integration, customer CRM, referral programme, analytics dashboard, job listings module, and blog, all from a single merchant dashboard.
Platform has onboarded 170 plus active merchants and 200 plus registered users, processing over NGN 500,000 in payment volume with 100 percent organic growth and zero paid acquisition spend.
Implemented real-time data sync, secure Paystack webhook handling with idempotency guarantees, and automated payment event workflows; maintained GitHub Actions CI/CD pipeline with zero-downtime Vercel deployments.
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