David Philip Greenwood

Senior Software Engineer - SanCloud Limited (2022)

• Developed IoT middleware for firmware management in Node.js (Express).
• Designed and implemented automated API and stress testing.
• Configured high-reliability services and ThingsBoard workflows.
• Built frontend for file uploads (HTML, JavaScript, AJAX, CORS).

Software Developer (Self-Employed) - SanCloud Limited (2021-2022)

• Developed and maintained IoT middleware and device management systems.
• Worked on full-stack development, including backend, frontend, and API integrations.

Software Engineer - Raytheon Systems Limited (2018-2019)

• Developed distributed filestore and AWS secure communications applications.
• Built API testing frameworks and documented endpoints (Swagger, Postman).
• Worked in an Agile environment, contributing to team projects and presentations.

Junior Java Developer - Inview Technology (2017)

• Developed embedded Java TV Guide with automated testing and CI integration.
• Refactored code for improved testability and maintainability.

Software Development Architect - Beck Computer Services (2003-2004)

• Developed sales software for commercial equipment hire companies.
• Designed and implemented database middleware and synchronization logic.
• Provided customer support and maintained web-based statistical survey software.

Software Developer (Self-Employed) - Beck Computer Services (2003)

• Developed custom software solutions for business clients.
• Worked on mobile and web-based applications, as well as database-driven systems.

Dementia Care Home (Cleaning) - Belong Morris Feinmann (2019-2021)

Provided cleaning services in a dementia care home during the pandemic.

Various Retail Roles (2004-2010)

Held multiple customer-facing roles in retail, developing communication and problem-solving skills.

MSc Advanced Computing Manchester Metropolitan University (2016)

BSc Physics with Planetary & Space Physics Aberystwyth University (2003)