Freelance6 photos
Websites
A mix of websites built for freelance clients, company clients, and the company itself — spanning landing pages, portals, and marketing sites across multiple industries.
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Senior Frontend Engineer | Fullstack Developer
ALIEU KEITA (STEPS)
Frontend-focused Fullstack Engineer with a strong track record of leading and delivering production-grade systems across government, fintech, real-time platforms, and LLM-powered solutions. Experienced in building scalable web and mobile applications powering national infrastructure, payment ecosystems, real-time operations, and intelligent systems, with a focus on performance, reliability, and intuitive user experience.
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Portfolio
Selected Projects
14 production systems spanning government infrastructure, fintech, real-time platforms, civic tech, and LLM-powered solutions.
LLM7 photos
CivicCore
Political command center system with LLM-based prompt-driven analysis and decision support.
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E-commerce8 photos
Islamic Book Store
E-commerce platform for browsing, purchasing, and managing book orders.
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Realtime6 photos
ZApp Ryderz
Real-time dispatch system with live tracking and operational coordination.
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System6 photos
Mosque & Charity
Donation and member management system with structured workflows.
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Fintech4 photos
ZIPS Mobile App
Mobile application companion to the ZIPS payment ecosystem for cashless transactions and account management on the go.
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Fintech3 photos
Utiliz
GamSwitch integrated platform for cashpower and airtime services.
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Internal Tool3 photos
ZigTech Dev Daily Sync
Internal system for tracking developer reports and workflow visibility.
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Security3 photos
PhishGuard
Phishing simulation platform with improved UI and campaign tracking.
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Government
ZIIMS
National-scale document system for onboarding, payments, approvals, and secure ID generation.
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Government
PIIMS
Police case and incident management system with structured workflows and secure operations.
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Fintech
ZIPS
Full payment ecosystem including gateway, merchant platform, admin dashboard, and mobile app.
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Fintech
iRemit
Remittance and foreign exchange platform with real-time processing and secure transactions.
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Government
GPPA GPPP
Government e-procurement system enabling document workflows and vendor interaction.
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Enterprise
iBiz Suite
Business tools platform including ERP, HRM, and operational modules.
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Career
Work Experience
Frontend Lead
CurrentZigTech
Leading scalable web and mobile application development, driving frontend architecture, mentoring developers, and ensuring high-quality production delivery.
Software Developer
ZigTech
Developed and maintained fullstack applications, contributing to core features, system improvements, and reliable software delivery.
Frontend Lead
Google Developer Student Clubs (UTG)
Led frontend initiatives, mentored developers, and supported community-driven projects and technical growth.
Fullstack / Product Developer
KSK Business Consultants (India)
Designed and delivered business-focused applications across the product lifecycle from concept to deployment.
Web & Mobile Developer & Instructor
Self-Employed
Delivered client projects end-to-end, building and deploying applications while managing requirements and timelines.
Background
Education
BSc Computer Science
University of The Gambia
BSc Computer Science & Engineering (Incomplete)
Islamic University of Technology, Bangladesh
Online Learning (Udemy, YouTube, etc.)
Self-Taught & Continuous Learning
Continuous hands-on learning focused on real-world software development, systems design, and modern technologies.
Expertise
Skills & Technologies
Tools and technologies I use to design, build, and ship products from idea to production.
Frontend
5ReactNext.jsReact NativeTailwind CSSTypeScript
Backend
7Node.jsExpress.jsMongoDBMySQLREST APIsPHPWordPress
State Management
4TanStack QueryRedux ToolkitZustandContext API
Real-time Systems
6Socket.ioWebSocketsBull / BullMQRedisWorkers & QueuesEvent-driven Architecture
DevOps
6CI/CDNginxApacheAWSVercelNetlify
Tools
3GitPostmanJira
Languages
4JavaCC++Python
SEO & Analytics
10Technical SEOOn-Page SEOMeta Tags & Open GraphStructured Data / JSON-LDSitemap & robots.txtCore Web VitalsGoogle Analytics (GA4)Google Search ConsolePerformance OptimizationSemantic HTML
Credentials
Certifications
Featured
NAQAA Certified Web Application Developer
National Accreditation & Quality Assurance Authority (NAQAA)
2023
Advanced React
Meta — Coursera
2023
HTML & CSS in Depth
Meta — Coursera
2023
React Basics
Meta — Coursera
2023
Programming with JavaScript
Meta — Coursera
2022
Contact
Let's build something impactful
I'm open to new opportunities, collaborations, and interesting conversations. Reach out through any of the channels below.
Send me an email