Caleb Kibet Ngeno
Building secure, scalable digital products with clean architecture and production-grade execution.
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Profile
Performance-focused IT Consultant with a strong foundation in Software Engineering specializing in secure, scalable digital products.
Expert at bridging complex backend architectures with frictionless, user-centric web and mobile interfaces using TypeScript (React and Next.js) and Flutter.
Engineering Philosophy: Bridge complex backends with intuitive frontends. Ship secure, scalable, production-grade systems.
Skills
Technical Skills
| Frontend |
Backend & Cloud |
Architecture |
Security |
| React, Next.js |
Node.js, Supabase |
UML (PlantUML) |
Wireshark, OSINT |
| React Native, Vite |
PostgreSQL, REST/GraphQL |
Git/GitHub, Expo |
Burp Suite, Splunk |
| Flutter, Kotlin |
Async, Local APIs |
Xcode, IntelliJ |
Nmap |
Soft Skills
- Keen attention to detail
- Deadline-driven — projects organized into sprints with clear deliverables
- Quick learning and adaptation to changes
- Collaborative approach across cross-functional teams
Projects
01 — ParcelFlow | Parcel Delivery App
Live Demo
- Situation: High market demand for streamlined, transparent parcel logistics and delivery tracking
- Task: Engineer a cross-platform mobile application with real-time location tracking
- Action: Built responsive UI with Flutter; integrated map APIs and location services for spatial routing
- Result: Reduced package routing errors by 15% and optimized driver navigation accuracy
02 — AggregatorX | News Aggregator
Live Demo
- Situation: Users needed a single dashboard to aggregate cross-domain tech, crypto, and sports content
- Task: Develop a full-stack aggregator with low latency and personalized feeds
- Action: React+Vite frontend with Node.js scraping (Cheerio); Supabase for auth, caching, bookmarks
- Result: Processed 1,000+ daily articles with sub-100ms API response times
03 — ePay | Food & E-Commerce Mobile App
Live Demo
- Situation: High cart-abandonment rates caused by complicated checkout experiences
- Task: Build a performance-optimized e-commerce client using React Native
- Action: Architected state-managed cart pipeline with secure payment integration checkpoints
- Result: Streamlined checkout, reducing end-to-end purchase times by approximately 30%
04 — SecurePass | Chrome Password Generator
Chrome Web Store
- Situation: Users struggle to create strong, unique passwords for different accounts
- Task: Build a Chrome extension for generating random secure passwords
- Action: Developed browser extension with customizable password length, character types, and copy-to-clipboard functionality
- Result: Lightweight tool helping users generate cryptographically secure passwords instantly
Live Demo
- Situation: Office teams struggled with slow server-side data processing tools
- Task: Build an all-in-one local utility for file conversions and visualization
- Action: Built file pipelines for Excel/PDF-to-CSV, chart rendering, ZIP archival, client-side encryption
- Result: Saved significant admin overhead by executing all operations in the browser
06 — ShieldUp | Vulnerability Scanner
Chrome Web Store
- Situation: Developers ship misconfigured HTTP headers, creating XSS vulnerabilities
- Task: Build a non-intrusive network analysis layer in the browser context
- Action: Engineered async background engine monitoring response headers, cookies, and anomalies
- Result: Deployed lightweight 2.18MiB utility providing real-time security hardening insights
Experience
TechGaetano — Security Operations
- Lead security operations and incident response, reducing cyberattack incidents by 40%
- Implemented advanced threat monitoring and response strategies, improving detection by 30%
- Conducted vulnerability assessments and penetration testing to identify weaknesses
- Collaborated with cross-functional teams to develop security protocols and improve network safety
- Provided training to internal staff on cybersecurity best practices and policies
- Monitored and analyzed network traffic to identify security threats
- Developed incident response plans and contributed to disaster recovery operations
- Performed security audits and ensured compliance with industry standards
Education
Bachelor of Science in Information Technology
Jomo Kenyatta University of Agriculture and Technology (JKUAT)
Focus: Object-Oriented Analysis and Design
Coursework: UML Modeling, Conceptual Design, Data Structures & Algorithms, Software Architecture
Certifications
- Junior Cybersecurity Analyst — Cisco
- Cybersecurity Certificate — Google
Focus
- Technical leadership — Architecting resilient full-stack systems with optimized mobile applications and performance-focused interfaces
- User-centered engineering — Bridging complex backends with intuitive frontends to deliver production-ready solutions
- Innovation & impact — Leading technical strategy for digital products while championing code quality, security, and agile execution