Joshua Collis
Full Stack Developer
Details
St. Helier, Jersey
Links
GitHubLanguages
English
Danish
Skills
Full Stack Development
Agile Methodologies
Automated Testing
HTML / CSS / JavaScript
C# / .NET / .NET Core
Azure Hosting / Azure DevOps
Blazor
React
Docker
Linux
PHP / WordPress
Profile
Passionate Full-Stack Developer with 7+ years at C5 Alliance Jersey Ltd, specialising in the .NET stack and front-end frameworks. Known for producing high-quality, robust, and testable code. Expertise in C#, .NET, JavaScript, React, and automated testing. Proven track record of delivering client-focused solutions through effective collaboration. Adept at Agile methodologies and proficient with project management tools. Eager to bring my technical expertise, problem-solving skills, and collaborative approach to your team.
Employment History
System Development Engineer, Newtel Limited
November 2024 -
Automating and enhancing systems spanning Newtel, Evovledcoms and Homenet
Consultant, C5 Alliance Jersey Ltd
December 2016 - August 2024
As a Consultant at C5 Alliance Jersey Ltd, I have spent over 7 years solving complex client problems with a client-focused approach to application development. My role involved:
- Specialising in full-stack web development, with proficiency in front-end frameworks and automated testing using Selenium, Playwright, and Appium.
- Developing responsive web applications with .NET MVC, Umbraco, Blazor, and React, leveraging Bootstrap and Tailwind CSS.
- Creating native mobile applications using Xamarin and React Native.
- Building solutions in Azure and implementing advanced caching solutions with Varnish to enhance application performance.
- Applying my expertise in C#, .NET, JavaScript, PHP, MySQL, and SQL to deliver high-quality software solutions.
- Collaborating with clients to gather requirements, design solutions, and implement new features.
- Working closely with colleagues to deliver optimal solutions using tools such as Azure DevOps, Invision, and Figma.
Education
Microsoft
January 2017
- MCSD: App Builder
- MCSA: Web Applications
- MCP: Programming in HTML5 with JavaScript and CSS3
Hautlieu, Jersey
July 2014 - July 2016
Completed A levels in Computing (C), ICT (D) and Business Studies (C)
Le Rocquier, Jersey
January 2009 - July 2014
Completed GCSEs in ICT (A), Chemistry (A), Physics (B), Design Technology (B), Maths (C), Biology (C), English Language (C) and English Literature (C) as well as a BTEC in Business Studies (Merit)
Hobbies
DJ'ing
Cycling
Gaming
Piano
Learning Danish
Building custom Linux OS
Discord bot development
Extra-curricular Activities
Website Development, Finni's Ark Animal Sanctuary, Jersey
2024
Led the development of a static website for a local charity using Gatsby, hosted on Cloudflare Pages. Also tutored a junior developer as part of the project.
Website Development, Computer Concepts, Jersey
2020
Created a full-stack website to boost the online presence of a local B2B IT firm.
Website Development, Karens Care Agency Ltd, Jersey
2019
Developed a full-stack Umbraco website for a local care agency to enhance their online presence.