Charlie J.

Charlie J.

Lead JavaScript Developer

London, United Kingdom
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About Me

Charles is a Lead JavaScript Developer providing technical consulting to management, business users, and technical associates - building websites, mobile applications, desktop applications and software solutions using JavaScript, React and React Native. He acquires and interprets business requirements, determines appropriate technologies to integrate interfaces with server-side services, and researches and improves coding standards.

Work history

UpStack
UpStack
Lead JavaScript Developer
2022 - Present (3 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participate in scrums consisting of cross-functional teams, both software and hardware.

  • Ensure that features are being delivered efficiently and on-time.

WalkUp by Dojo
WalkUp by Dojo
Squad Tech Lead
2020 - 2022 (2 years)
London, United Kingdom
  • Led technical processes to support frontend, backend data and QA tasks for WalkUp - aligning solutions with design needs.

  • Oversaw processes to deliver iOS and Android apps and multiple web products on the WalkUp platform.

  • Developed and implemented mission-critical solutions to optimize real-time events and enhance queue updates across different restaurants.

BlackCat Technology Solutions Ltd
BlackCat Technology Solutions Ltd
Lead JavaScript Developer
2019 - 2019
London, United Kingdom
  • Led a team of devs to design, develop and implement a new web solution for ICIS.

  • Devised and implemented solutions to ensure 100% code coverage for the new website - staying up-to-date on best practices.

  • Trained and mentored junior devs on the project through code reviews, bug fixes and retrospectives.

BlackCat Technology Solutions Ltd
BlackCat Technology Solutions Ltd
Lead JavaScript Developer
2018 - 2018
London, United Kingdom
  • Built and led a team of devs on a large mono repo project to deliver new web and native applications for the ICIS marketplace.

  • Executed functional testing routines to ensure 100% code coverage and deployed both the web and native applications.

  • Managed and enhanced the dev process on the project - configuring deployment pipelines and delivering quality solutions.

Curious Squid
Curious Squid
Lead JavaScript Developer
2018 - Present (7 years)
London, United Kingdom
  • Develop technical roadmaps on projects, keep tech debt in check and consistently maintain and improve codebase health for clients.

  • Take ownership of solutions across projects - identifying opportunities to scope, design and implement new solutions.

  • Support continuous improvement on multiple projects by staying up-to-date on JavaScript trends and best practices.

EventsTag
EventsTag
JavaScript Developer
2017 - 2018 (1 year)
London, United Kingdom
  • Designed and implemented new desktop applications for EventsTag's customized photo booth solution.

  • Engineered and executed solutions to manipulate images and integrated the application with printers and photo booths.

  • Collaborated with internal teams to maintain software quality and address feedback on application performance.

Reading Room
Reading Room
Frontend Developer
2015 - 2017 (2 years)
London, United Kingdom
  • Developed and implemented technical frontend solutions based on requirements and the client’s specific environment.

  • Built, shipped and maintained features on solutions using frontend-focused tools, frameworks and best practices.

  • Maintained code quality, diagnosed and fixed bugs and performance bottlenecks on solutions.

Graftt
Graftt
Design Officer
2014 - 2015 (1 year)
London, United Kingdom
  • Designed, developed and deployed multiple IoT devices and products for Graftt.

  • Provided design concepts to enhance project completion in line with Graftt's goals and requirements.

  • Maintained efficiency and made sure IoT products fell within the projected parameters.

UCL Enterprise Society
UCL Enterprise Society
Graphic Designer
2012 - 2013 (1 year)
London, United Kingdom
  • Designed and created artworks, graphics and videos for the society and society-related events.

  • Supported the development of banners, business cards, stands, brochures and websites for high-visibility purposes.

  • Managed multiple projects from proof of concepts, gaining feedback to publication on the project.

Nine Studios
Nine Studios
Software Developer / Designer
2010 - 2014 (4 years)
London, United Kingdom
  • Defined, designed, implemented, and supported a full suite of proprietary tools for smart home products.

  • Recommended software upgrades and maintained existing software to improve performance and correct errors.

  • Maintained and enhanced components through design specifications, coding, debugging, configuration, and documentation.

Portfolio

Lead Frontend Developer - WalkUp
Lead Frontend Developer - WalkUp

WalkUp provides an innovative queuing system that is revolutionising the way people eat out at restaurants. Led processes to deliver the native iOS and Android apps and other web products for the platform - implementing real-time functionalities and growing seated guests to 800k a week.

Lead JavaScript Developer - BlackCat
Lead JavaScript Developer - BlackCat

Led a team of JavaScript devs to design, build and implement a new website and mobile application for ICIS, a renowned petrochemical market information provider - ensuring 100% code coverage on solutions, executing functional tests and configuring the mobile deployment pipelines.

JavaScript Developer - EventsTag
JavaScript Developer - EventsTag

Worked on exciting and innovative solutions that allow EventsTag to build and deliver experiential technology (creating interactive experiences that get great content created, shared and mentioned on social media) for users. Designed and implemented desktop applications and worked on integrations with printers and photo booths.

Education

MSc. Technology Entrepreneurship
MSc. Technology Entrepreneurship
UCL
2012 - 2013 (1 year)
B.Eng Product Design and Manufacturing
B.Eng Product Design and Manufacturing
The University of Nottingham
2009 - 2012 (3 years)