Simon Mellor


I specialise in building well-architected cloud-native products and services, with a serverless-first approach. I am dedicated to helping teams and individuals grow and succeed, and believe in the value of investing in people. I am also interested in product strategy and strive to deliver solutions that meet business needs without unnecessary complexity.


Cloud Architect at Fatsoma

Aug 2023 to Present

  • Working with direction team to ensure the platform supports current and future business needs.
  • Implementing process improvements across the organisation and within the platform team to ensure operational efficiency
  • Performing several feasibility investigations for new functionality

Lead Developer at Dubit

Feb 2022 to Aug 2023

  • Successfully developed and delivered multiple educational technology projects utilising a combination of AWS technologies, Serverless framework, and Ruby on Rails
  • Assumed DevOps responsibilities for several projects
  • Provided leadership and guidance to development team members on specialised technical subjects
  • Contributed to the design and implementation of highly-scalable and maintainable solutions
  • Led internal presentations to promote team development and knowledge sharing
  • Obtained AWS Serverless certification, attended production-ready serverless workshop, and pursued machine learning training
  • Demonstrated strong communication skills with technical and non-technical stakeholders

Ruby on Rails Developer at Dubit

Dec 2020 to Feb 2022

  • Recommended and implemented the use of Serverless computing within the studio
  • Promoted the use of infrastructure as code, resulting in reduced overhead, improved accountability, and strengthened security practices
  • Automated various tasks, resulting in a reduction of human error and an increase in operational efficiency
  • Implemented and maintained multiple roster system integrations for a learner management system utilising Ruby on Rails
  • Developed and maintained a learner record store for tracking student interactions with learning material

Software Engineer at Fatsoma

Aug 2011 to Dec 2020

  • Led migration of platform from PHP monolith to Ruby on Rails and Golang microservices and event-driven architecture, resulting in improved platform stability and ability to meet increasing demand
  • Innovated and developed unique, market-leading features, positioning Fatsoma as a leader in the industry
  • Designed and implemented a data warehouse to inform strategic business decisions
  • Managed and resolved live issues to ensure platform stability
  • Provided mentorship and guidance to junior developers, imparting software development best practices and facilitating smooth onboarding

Mountain Bike Leader at Self Employed

Jul 2014 to Nov 2018

  • Completed training with British Cycling and successfully coached and led groups on mountain bike excursions in the Peak District
  • Imparted valuable mountain bike skills and guided leisure riders, emphasising safety, progression, and enjoyment
  • Demonstrated strong leadership skills by effectively coordinating group excursions and fostering a positive group dynamic

Application Support & Development Analyst at On The Beach

Nov 2009 to Aug 2011

  • Provided technical support and maintenance for internal and external applications, troubleshooting and resolving software issues
  • Developed and implemented new features and improvements to existing systems to increase efficiency and user satisfaction
  • Collaborated with cross-functional teams to gather requirements and ensure the timely delivery of projects

Web Developer at Plain Language Commission

Aug 1997 to Jul 2011

  • Developed and maintained the portfolio website, ensuring its functionality and usability for clients
  • Maintained and updated website content to ensure that it was accurate, relevant, and up-to-date
  • Worked closely with the design team to ensure the website was visually pleasing and easy to navigate

Software Developer at Massively Multimedia

Sep 2009 to Nov 2009

  • Developed web portals related to MMO and RPG games as part of an agency specialised in the production of computer games

Web Developer at Business Advice Direct

Feb 2007 to Aug 2009

  • Developed and maintained a booking system for adult learning courses, utilising Ruby on Rails
  • Contributed to the development of a mobile phone tariff comparison service and a hotel booking system
  • Assisted with setup and maintenance of computers and networking for some of the company's offices

Customer Associate & Sales Advisor at Comet

Dec 2005 to Mar 2006

  • Assisted customers with computer and accessories sales, providing expert product knowledge and recommendations
  • Processed sales transactions, handled customer complaints, and resolved customer issues with a positive attitude
  • Contributed to achieving sales targets and provided support to the team in achieving store goals

Licences & certifications

AWS Learning Serverless


  • Ruby
  • JavaScript
  • TypeScript
  • Node.js
  • Golang
  • Ruby on Rails
  • React
  • Next.js
  • MySQL
  • PostgreSQL
  • DynamoDB
  • MongoDB
  • ElasticSearch
  • AWS
  • Cloudflare
  • Vercel
  • Windows
  • Linux
  • MacOS
  • Git
  • Scrum
  • Kanban
  • Jira
  • Trello
  • RSpec
  • Cucumber
  • Jest
  • Selenium
  • k6
  • Postman