Upwork home
Sign up
Secondary
Dennis N.

Dennis N.

Nairobi, Kenya
100% Job Success
Top Rated Plus

Fullstack Developer | Software Architect

I am a passionate and quality-oriented software engineer. ►Key skills: 1. Software design & architecture - Gathering and eliciting requirements, researching effective solutions, and modeling designs that can be built. (Writing user stories, requirements research, software requirement specifications documentation, strategic planning, and road mapping). 2. Database design & DBMS - ERD modeling. NoSQL and SQL schema design. SQL Normalization, query optimization, and scaling. 3. Back-end programming ✅ 4. Front-end programming✅ 5. DevOps - Cloud services and CI/CD pipeline implementation. ►Architecture: Monolithic, Microservices evangelist✅ Specialized in web apps and cross-platform development, I can build a web app and deploy it as a desktop or mobile app. Experienced in Chrome extension development. ►Tech stacks: JavaScript/Typescript - Node/Nest, Vue/Nuxt, React/Next PHP - OOP PHP, Laravel, Codeigniter, Smarty, YII2, Symphony Java/C++/C Database - SQL, Mongo Data Analysis - R Data visualization - D3.js Mobile - Android - Kotlin. Cross-Platform - React Native, Quasar, Electron, Ionic. Shopify Apps and custom theme development(Liquid, Polaris, API/App Development) DevOps - Linux(Shell Scripting), AWS, Google Cloud, Digital Ocean, Docker, Git. ►Notable Reviews: ✅"Very friendly and helpful. He covered all the requirements and helped even more. Looking forward to work with him." ✅"Dennis works very quickly and puts out high quality work" ✅"Dennis has an attention level for detail that I have not seen anywhere else. Couple that together with his skill level and it's a great combination. He is great with communication which helps keep projects moving along smoothly. Will definitely hire again, thanks Dennis!"
Mar 29, 2022 - Jan 29, 2023

No feedback given

Private earnings
Apr 12, 2022 - Aug 12, 2022

No feedback given

Private earnings
Rating is 5 out of 5.
5.00 Aug 2, 2021 - Aug 13, 2021

"Second time working with Dennis and I'm sure it won't be the last! Total asset as a developer, great communication skills and most importantly very attentive to detail."

Private earnings
Rating is 5 out of 5.
5.00 May 20, 2021 - Jul 28, 2021

"Dennis is a very organized and detailed oriented developer. Will definitely work with him again in the future!"

Private earnings
Rating is 5 out of 5.
5.00 Jun 29, 2021 - Jul 8, 2021

"We didn't get a chance to work closely with Dennis because the project ended unexpectedly, but from the time he spent with us during discovery it was clear he was very skilled and knew how to achieve our goals."

Private earnings
Nov 12, 2018 - Jan 16, 2020

No feedback given

Private earnings
Rating is 4.55 out of 5.
4.55 Oct 26, 2018 - Jan 15, 2020

"Dennis is a nice guy and worth a taking a chance on, would use again."

Private earnings
May 26, 2015 - Jul 4, 2019

This feedback has been removed

Private earnings
Rating is 4 out of 5.
4.00 Sep 12, 2016 - Jan 4, 2017

"Good worker with good communication skills!"

Private earnings
Rating is 4.6 out of 5.
4.60 Jan 4, 2016 - May 24, 2016

"Went into this contact not knowing much about wordpess and Dennis did an amazing job explaining how-to and alternatives to achieving our goals. In addition to constantly providing educational content to me. Always available via chat as well, would recommend to anyone to have Dennis on your short list for a web developer."

Private earnings
Dennis N. has more jobs. Create an account to review them

Skills

  • MongoDB
  • Software Architecture & Design
  • MySQL
  • Java
  • NestJS
  • JavaScript
  • React
  • Laravel
  • PHP
  • Vue.js
  • Node.js
  • Nuxt.js
  • RESTful API
  • TypeScript
  • D3.js

Browse similar freelancers