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$ whoami
► Name: Emmanuel Keifala
Location: Freetown, Sierra Leone
Member since: September 2019
Email: emmanuelkeifala@gmail.com
GitHub: @EmmanuelKeifala
Self-taught Full-Stack Engineer with 3+ years of professional experience architecting and delivering production-grade systems. Specializes in distributed system design, payment infrastructure, healthcare interoperability (FHIR/DHIS2), and high-concurrency applications. Proven track record leading technical initiatives as Technical Lead and Senior Engineer across fintech and healthtech domains. Passionate about building robust, scalable solutions that solve real-world problems.
$ github --stats
$ cat education.json
CS50
CompletedHarvard via edX
Frontend, Backend & DSA
CompletedFreeCodeCamp
Web Development
CompletedScrimba
Various Specializations
OngoingYouTube/Self-Study
$ git log --experience
Technical Lead
Geneline-X
- - Architected and deployed highly concurrent messaging systems handling real-time AI interactions at scale
- - Designed and implemented end-to-end payment gateway infrastructure from ground up using Go and TypeScript
- - Led DevOps strategy and infrastructure management across distributed microservices architecture
- - Established technical mentorship program and training curriculum for engineering interns
Senior Full-Stack Engineer
Oltra-Pay
- - Architected and delivered production-grade fintech mobile application with robust payment infrastructure
- - Engineered secure transaction processing systems adhering to financial compliance standards
- - Built and maintained RESTful APIs serving mobile clients with optimized response times
Lead Backend Engineer
Lifeblood (Contract)
- - Led architectural design and implementation of safe blood management platform serving healthcare facilities
- - Engineered FHIR-compliant interoperability layer enabling seamless healthcare data exchange
- - Developed DHIS2 integration pipelines for automated health data aggregation and reporting
- - Designed and deployed cloud infrastructure with CI/CD pipelines ensuring 99.9% uptime
- - Built real-time analytics dashboards processing complex healthcare metrics
Full-Stack Engineer
Freelance
- - Delivered end-to-end solutions for diverse clients across web and mobile platforms
- - Provided technical consulting on system architecture and scalability strategies
- - Developed custom applications adhering to strict confidentiality requirements
Contract Engineer
Terra Devs
- - Engineered secure payment integration system for internal enterprise tooling
- - Project details confidential under NDA
$ cat skills.json
Languages
Frontend
Backend
Databases
Infrastructure
Specializations
$ ls ~/professional-projects
Lifeblood
Enterprise healthcare platform for safe blood management with HL7 FHIR-compliant interoperability and DHIS2 integration for health data aggregation.
Geneline-X Payment Gateway
Production-grade payment gateway infrastructure built from scratch to handle secure transactions for AI-powered messaging platform.
Oltra-Pay
Full-stack fintech mobile application with secure payment processing, transaction management, and compliance-ready architecture.
$ ls ~/personal-projects
Kode
Active DevelopmentCustom JavaScript runtime engine written in C++ from scratch. Implements ECMAScript specifications with custom VM, garbage collection, and native bindings.
3D Chemical Structures Visualizer
WebGL-based 3D molecular visualization platform for pharmacy education. Enables interactive exploration of drug chemical structures and molecular geometry.
Triage AI
Intelligent patient triage system using conversational AI. Patients complete remote assessments, system performs medical priority classification based on symptom analysis.
COM-LMS
Full-stack learning management system for higher education. Facilitates peer-to-peer learning with video content delivery, note sharing, and progress tracking.
EarthWatch
Mobile civic tech platform for municipal waste management. Real-time garbage pile tracking and reporting system enabling optimized city council cleanup operations.
Startup Public Directory
Comprehensive directory platform for Sierra Leone startup ecosystem. Aggregates company information, job openings, and investment opportunities in one searchable database.
FPL Agent
Autonomous AI agent for Fantasy Premier League. Implements rule-aware decision making, deadline management, and strategic player selection using machine learning.
Educational Simulation Suite
Active DevelopmentCollection of interactive physics and mathematics simulation engines. Provides visual animations to help students understand complex scientific concepts.