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colinwambugu

Colin Ndirangu

@colinwambugu

Telecom and Full Stack Developer

Kenya
English
About me
Hi, I'm Colin. I build, deploy, and fix modern web applications. Coming from a telecommunications and aviation systems background, I focus on stability, clean architecture, and zero downtime. Whether you have broken code, need an app deployed to VPS, or want a high converting landing page built and hosted, I handle the full technical pipeline. Skills: React, vue.js, Node.js, JavaScript. Linux VPS,Nginx, Docker, AWS, SSL setup. Deepdebugging & responsive issue resolution. Google sheets / Excel automation. 5+ liveproduction apps deployed. Fast communication and delivery. Let's talk!... Read more

Skills

c
colinwambugu
Colin Ndirangu
Offline • 
Average response time: 1 hour

See my services

Bug Fixes
I will fix HTML, CSS, javascript, and react bugs in your website
From$15 / projectMore details
Cloud Management
I will deploy your web app or website on AWS, gcp, or linux vps
From$15 / projectMore details

Portfolio

Work experience

Self_Employed

Full-Stack IoT & Systems Engineer | ESP32 to Cloud

Self Employed

Jul 2024 - Present • 2 yrs 2 mos

Design, architect, and deploy end-to-end connected systems, telemetry dashboards, and full-stack software applications: • Full-Stack Web Platforms: Architected and deployed production web applications and admin portals using React, TypeScript, Vue 3, Node.js, Express, and PostgreSQL/Prisma, with containerized Docker deployments. • IoT & Real-Time Telemetry: Built sensor telemetry pipelines and device interfaces leveraging ESP32 microcontrollers, MQTT protocols, and WebSocket real-time event streaming. • Simulation & Network Systems: Developed custom simulation engines, 3GPP-compliant 5G control-plane signaling models, and SDR signal decoders in Python with automated test suites (pytest). • API & Payment Integration: Implemented secure RESTful and WebSocket APIs, transactional webhooks, and payment lifecycles (Stripe). • DevOps & Infrastructure: Containerized multi-service architectures using Docker Compose and managed Linux VPS environments (Nginx reverse proxies, SSL/TLS, database persistence).

Kenya_Civil Aviation Authority

Telecommunications Engineering trainee

Kenya Civil Aviation Authority

Oct 2022 - Jan 2023 • 3 mos

Practical engineering internship focused on airport communication and navigation aids: • Assisted in preventive and corrective maintenance on VHF communication transceivers, radar systems, and ILS equipment. • Gained hands-on experience in high-reliability field electronics and RF hardware maintenance.