Summary
Overview
Work History
Education
Skills
Selected Projects
Accomplishments
Certification
Interests
Projects
Websites
Timeline
Generic
MWAFRIKA MUFUNGIZI

MWAFRIKA MUFUNGIZI

Full-stack Ruby In Rails Developer
Kigali

Summary

Experienced Full-stack Engineer with 4+ years in web development, specializing in Ruby on Rails. Proven track record of building scalable, high-performance applications using PostgreSQL, Redis, Sidekiq, and Hotwire. Seeking to contribute expertise in a Full-stack Ruby on Rails Developer role at Enroute.

Overview

7
7
years of professional experience
4
4
years of post-secondary education
6
6
Certifications
3
3
Languages

Work History

Mid-Senior Engineer

BYFOOD
07.2024 - Current
  • Developed full-stack features using Ruby on Rails for backend services and Next.js for frontend. Implemented Redis caching and Sidekiq for background jobs to optimize performance.
  • Integrated Hotwire (Turbo & Stimulus) to enhance user experience with real-time updates.
  • Collaborated with cross-functional teams on design and deployment pipelines using GitHub Actions.

Full-Stack Software Developer

RABSH STABILITY
10.2023 - 04.2024
  • Built and maintained APIs with Ruby on Rails, leveraging PostgreSQL for data management.
  • Enabled background processing with Sidekiq and Redis to handle asynchronous tasks.
  • Ensured security and performance of Rails applications through TDD and RSpec tests.

Full-Stack Developer

CONSUMATECH
09.2022 - 04.2024
  • Architected and deployed a Rails-based PWA with offline support, integrating service workers and IndexedDB.
  • Utilized Turbo and Stimulus for dynamic UI components, and employed Playwright for end-to-end testing.
  • Collaborated on CI/CD pipelines with CircleCI to automate deployments to Heroku.

Technical Support Engineer

MICROVERSE
02.2020 - 07.2023
  • Reviewed and improved Ruby on Rails projects for junior developers, enhancing over 600 pull requests.
  • Validated unit tests and TDD practices using RSpec, ensuring high code quality and reliability.
  • Deployed Rails applications on Heroku, setting up CI workflows and environment configurations.

Full-Stack Developer

UPWORK
09.2018 - 04.2020
  • Delivered client projects using Ruby on Rails, focusing on RESTful API development and database design.
  • Managed background jobs with Sidekiq and Redis, and implemented comprehensive test suites with RSpec.
  • Ensured code quality through git-based code reviews and collaborated across time zones.

Education

Bachelor of Science - Software Engineering

MICROVERSE
SAN FRANCISCO
04.2022 - 07.2022

Bachelor of Science - Computer Science

KIGALI INDEPENDENT UNIVERSITY
Kigali, Rwanda
05.2015 - 11.2018

Skills

Selected Projects

RailsBlog, A content management platform built with Ruby on Rails, utilizing PostgreSQL, Redis caching, Sidekiq for email background jobs, Hotwire for real-time content updates, and RSpec/Playwright for testing.

Accomplishments

  • Mentored 5+ junior web developers, providing technical support, resulting in a 20% reduction in coding errors.
  • Proposed improvements to code organization, resulting in a 10%
    improvement in code quality and overall performance.
  • Provided advice and tips on maintaining motivation, leading to a higher retention rate among junior developers in the program. Specifically, the retention rate increased by 3%.
  • Developed 4+ React-based websites that received positive customer feedback, resulting in a 5% increase in customer satisfaction and a 10% increase in referrals for the company
  • Developed a progressive web application using Next.js and Nest.js.
    focusing on offline capability.

Certification

Https://www.credential.net/63b982c8-2179-4ecf-8815-89f2282e14ef

Interests

I like to play football, Guitar and Piano

Projects

BYFOOD
A website that makes Japanese culinary culture accessible and enjoyable, whether planning a trip to Japan or exploring its
restaurants/cuisine from afar. The platform offers a wide range of services, from booking culinary experiences to delivering
enriching content, which is vital in promoting and preserving Japan’s unique culinary traditions.
Technologies:
Next.js, Golang, context-API, and styled-components.


HUNTIFY
A comprehensive job application tracker designed to streamline and organise your job search process. Huntify allows you to
manage applications, track progress, set reminders, and store relevant details, all in one centralised, easy-to-navigate
dashboard.
Technologies:
MERN Stack, TypeScript, context-API, and styled-components.


KEVENT
Kevent is a tourism platform that helps you discover the best attractions, events, and activities in your area, tailored to your
interests and preferences. Whether you're a foodie, history buff, or outdoor enthusiast, Kevent curates recommendations to
enhance your travel experience with just a few clicks.
Technologies:
React, Tailwindcss, Node.js, Express.js, and TypeScript


GRAPH CMS
A sleek and user-friendly blogging platform that empowers users to create, share, and manage their content effortlessly
through a powerful content management system (CMS). With intuitive tools for editing, organising, and publishing,
ModernBlog makes it easy for writers and creators to maintain a professional online presence.
Technologies:
GraphQL, NextJS. Tailwind CSS and Graphcms

Timeline

Https://www.credential.net/93221a43-9b5e-4547-8db3-3291c1584c77#gs.1wwxwp

05-2025

Mid-Senior Engineer

BYFOOD
07.2024 - Current

Full-Stack Software Developer

RABSH STABILITY
10.2023 - 04.2024

Full-Stack Developer

CONSUMATECH
09.2022 - 04.2024

Https://www.credential.net/63b982c8-2179-4ecf-8815-89f2282e14ef

08-2022

Https://www.credential.net/4304a417-c2f9-405d-b180-0f73e7491d52#gs.6fibzx

07-2022

Bachelor of Science - Software Engineering

MICROVERSE
04.2022 - 07.2022

Https://www.credential.net/a75d874f-40fd-4aba-b270-6361dbd21e15

04-2022

Https://www.credential.net/50f2e50f-a857-45b2-88b5-110388a01da1#gs.w3cfra

03-2022

Https://www.credential.net/3ea3c8ac-eabf-412c-bb43-aae49ffc6d71#gs.w3jh2l

02-2022

Technical Support Engineer

MICROVERSE
02.2020 - 07.2023

Full-Stack Developer

UPWORK
09.2018 - 04.2020

Bachelor of Science - Computer Science

KIGALI INDEPENDENT UNIVERSITY
05.2015 - 11.2018
MWAFRIKA MUFUNGIZIFull-stack Ruby In Rails Developer