App LogoApp name
AU

Alfred Ulu

Open to work5 years experience

Full-Stack Developer

NigeriaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Full-stack developer and product builder.

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Email

Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

21 skills
react.jsnext.jstypescriptjavascripttailwind cssvitereact nativeexponode.jsfastifyfastapipythonpostgresqlsupabaseprisma ormredisdocker composegitgithub actionsfigmanear protocol

Work Experience

ICT Professional (NYSC)

Nigerian Ports Authority, Calabar

Feb 2025 - Dec 2025 Calabar
  • Diagnosed and resolved system and network issues; ran diagnostics on mission-critical infrastructure
  • Installed and optimised software environments; maintained hardware and collaborated on data workflows

Freelance Full-Stack Developer

Freelance

Jun 2021 - Present Remote, Nigeria
  • Designed and shipped production web and mobile applications end-to-end: requirements, architecture, development, deployment, and maintenance
  • Delivered across diverse domains: AI content tools, real estate platforms, geospatial analytics, payments, booking systems, and blockchain dApps
  • Built reusable component systems, typed service layers, and design token architectures for consistent, scalable UI development
  • Integrated backend services: authentication, role-based access, CRUD APIs, search, real-time data, and third-party platforms

Projects

Callphoneng - Digital Payments Platform

View Project
ReactTypeScriptTailwind CSS
  • Live commercial platform for airtime top-ups, bill payments, and digital transactions; built during internship at Callphone Limited, Abuja
  • Real users, real transactions; production business environment with ongoing maintenance and feature delivery

Salt Atlas - Supply Chain Opportunity Map

View Project
Next.jsMapboxTypeScriptGeospatial Analytics
  • Built an interactive geospatial analytics platform for visualising supply chain opportunities across U.S. counties
  • Implemented dynamic map rendering, filtering, and region-based data exploration using Mapbox
  • Developed a responsive data-driven interface for analysing geographic and economic datasets

WorkTrade - Global Markets Tracker

View Project
React NativeExpoSupabaseRevenueCatTypeScript
  • Cross-platform mobile app for tracking crypto, stocks, and forex in real time across 15+ screens with live data from CoinGecko and Twelve Data APIs
  • Designed and implemented five Supabase tables with Row Level Security enforced throughout; users can only ever access their own data
  • Built a full monetisation architecture using RevenueCat connected to Apple IAP and Google Play Billing; free-to-Pro paywall logic baked into the feature layer, triggering at the exact moment a free user hits a limit
  • Implemented Google and Apple OAuth alongside email auth, with encrypted token persistence via Expo SecureStore and session-aware routing on app launch

Button - Voice-to-Calendar Mobile App (iOS)

View Project
React NativeExpoRevenueCat
  • Joined project mid-build; inherited a broken codebase from two prior developers and rewrote core application logic from scratch
  • Implemented RevenueCat subscription infrastructure and connected Apple In-App Purchases for premium feature access
  • Handled full App Store submission process including provisioning, review responses, and approval through to release

LexiFlow AI - AI Content Generation Platform

View Project
Next.jsTypeScriptGoogle Gemini APIjsPDF
  • Live AI product: generates blogs, eBooks, and social content via Google Gemini with Markdown preview and one-click PDF export
  • Server-side AI proxy at /api/generate keeps API keys off the client entirely; shipped as a working SaaS tool

SkySportsSample - Full-Stack Sports Platform

View Project
Next.jsFastAPI (Python)PostgreSQLRedisDocker Compose
  • Multi-service architecture: Next.js frontend, FastAPI backend, PostgreSQL with Alembic migrations, Redis caching layer
  • Docker Compose local dev environment coordinating multiple services; external sports API normalisation and rate-limit handling

Obsidian SaaS Admin Dashboard

View Project
ReactTypeScriptSupabaseAuth
  • Enterprise-grade SaaS admin panel with full authentication flow, protected routes, and a scalable dashboard UI system
  • Real-world admin product patterns: session management, role-based views, data tables, and clean state architecture

Vote-chain - Blockchain Voting dApp

View Project
NEAR ProtocolTypeScript Smart ContractReact/ViteAVA Tests
  • Full-stack NEAR blockchain application: TypeScript smart contract, React/Vite frontend, and NEAR Wallet Selector integration
  • AVA integration tests with near-workspaces cover contract logic end-to-end; contract deployed to NEAR TestNet

Enterprise Admin UI

View Project
ReactTypeScriptSupabaseTanStack QueryEdge Functions
  • Admin dashboard with typed service-layer architecture, SQL/RPC server-side analytics, and Supabase Row-Level Security throughout
  • Supabase Edge Functions (Deno) for backend orchestration; TanStack Query for server-state synchronisation across the UI

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

React Native Developer

React Native Developer - Udemy

JavaScript Developer

JavaScript Developer - Udemy

Hashgraph Developer

Hashgraph Developer - The Hashgraph Association

Computer Professional (GMCPN)

Computer Professional (GMCPN) - CPN Nigeria

Certificate of National Service

Certificate of National Service - NYSC

About Details

Professional Bio

Full-stack developer with experience shipping production applications across AI tools, geospatial analytics, payments, blockchain, real estate, and mobile. Comfortable owning a product from zero to deployed on web and mobile, and stepping into broken codebases to stabilise and ship them.

B.Sc. Computer Science in Computer Science

Afe Babalola University, Ado-Ekiti (2021 - 2024)

Languages: English, Hindi
Email: Locked