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About Me

Full-Stack Developer & Cybersecurity Specialist based in Gulu, Uganda. I architect resilient digital systems for businesses that refuse to compromise on excellence.

✦ 5+ Years✦ 50+ Projects✦ Global Clients
Available for Projects

I'm Daniel Okumu Comboni, a passionate developer who bridges the gap between beautiful design and robust engineering. With over 5 years of hands-on experience across East Africa, I've shipped products that handle tens of thousands of daily transactions and crafted experiences loved by real people.

My approach combines technical excellence with deep empathy for end-users. Whether I'm architecting a payment platform or conducting a security audit, I focus on delivering solutions that are both powerful and a joy to use.

Gulu, Uganda
5+ Years Experience
Daniel Okumu Comboni

50+

Projects

Tech Arsenal

Frontend

React.jsReduxVite.jsNext.jsTypeScriptTailwind CSS

Backend

Node.jsExpress.jsNestJSREST APIsGraphQL

Database

MongoDBMySQLPostgreSQLSQL

Languages

JavaScriptTypeScriptC#Python

Tools & Platforms

GitGitHubElectron.jsVS CodeVercel

Other

HTML5CSS3Microsoft OfficeSEOAccessibility
Work Experience
03 positions

Frontend Developer

Daraza Payment System

Mar 2023 – Present

Developing the frontend for a comprehensive online payment system facilitating transactions via MTN and Airtel Money for individuals, companies, and corporate businesses.

  • Designed & implemented responsive UI with React.js and Tailwind CSS
  • Developed client-side validation to enhance data integrity
  • Integrated typeahead autocomplete for efficient search inputs
  • Implemented toast notifications for real-time user feedback

Frontend Developer

Akatabo Online Library

Sept 2023 – Nov 2023

Developed an online library admin dashboard to streamline library management processes including resource management, user accounts, and borrowing records.

  • Designed intuitive admin dashboard UI
  • Implemented data visualization for library statistics
  • Built role-based access control (RBAC) for the admin panel
  • Integrated RESTful APIs for full resource management

Web Developer

Gulu Bible Community Church

Mar 2023 – Jun 2023

Designed and developed a fully responsive website for Gulu Bible Community Church to enhance their online presence and community engagement.

  • Built event calendars, sermon archives & contact forms
  • Optimised for fast load times and improved SEO
  • Ensured accessibility compliance across all devices
  • Provided staff training for ongoing content management

What I Stand For

The principles that guide every project, every line of code.

Security First

Every line of code treats security as a first-class citizen.

Performance Obsessed

Sub-second load times and lean architectures are non-negotiable.

Human-Centered Design

Technology should serve people. I build with empathy at the center.

Continuous Learning

I invest daily in learning emerging tools and best practices.

Education & Certifications
04 credentials

Bachelor of Science in Computer Science

Gulu University

2015 – 2019

Specialized in software engineering and information security, graduating with honors.

Certified Ethical Hacker (CEH)

EC-Council

2021

Internationally recognized certification covering penetration testing and ethical hacking.

AWS Solutions Architect Associate

Amazon Web Services

2022

Cloud architecture principles, scalable infrastructure design, and AWS service ecosystem.

Full-Stack Development Bootcamp

ALX Africa

2020

Intensive program covering modern web stacks, Agile methodologies, and collaborative delivery.

Let's Build Something Great

Whether you need a scalable web app, a security audit, or a complete digital transformation — I'm ready to help.

Chat with Daniel on WhatsApp