Alexander Nicholls
@alexandernicholls
Full-stack software engineer at Self Employed who built and deployed a production SaaS platform end-to-end.
United KingdomWhat I'm looking for
At Self Employed, I architected, built and deployed a production SaaS platform end-to-end as a solo engineer using Node.js, PostgreSQL and React. I designed backend APIs and services for asynchronous AI-driven language analysis and content-processing workflows.
I also designed authentication, authorisation, subscription billing and membership-tier functionality, and integrated payment processing, email delivery and third-party authentication. I owned performance optimisation, monitoring, error handling and deployment pipelines.
At Pinja Group Oy, I developed C#/.NET integration solutions connecting e-commerce platforms with external systems. I also developed backend functionality for national-scale e-commerce platforms and contributed to DevOps workflows across development and production environments.
Experience
Work history, roles, and key accomplishments
Software Engineer / Product Engineer
Self Employed
Jul 2025 - Present (1 year 3 months)
Architected, built and deployed a production SaaS platform end-to-end as a solo engineer using Node.js, PostgreSQL and React. Designed backend APIs and services for asynchronous AI-driven language analysis and content-processing workflows.
Full Stack Developer
Pinja Group Oy
Aug 2021 - Jul 2025 (3 years 11 months)
Developed integration solutions with C#/.NET for connecting e-commerce platforms with external systems. Diagnosed and resolved technical issues affecting live commercial systems, and developed backend functionality using PHP and MySQL for national-scale e-commerce platforms.
Ice Hockey Coach
Tappara ry
May 2020 - Apr 2022 (1 year 11 months)
Coached ice hockey, developing players' skills and teamwork.
Customer Accounts Advisor
Crédit Agricole Normandie
Nov 2018 - Jan 2019 (2 months)
Advised customers on accounts and provided support in a banking environment.
Activities Instructor
British Sea Cadets
Jan 2011 - Dec 2014 (3 years 11 months)
Instructed activities for youth, fostering leadership and teamwork.
Sales Assistant
East Of England Co-Operative
Oct 2011 - Oct 2013 (2 years)
Provided sales support and customer service in a retail environment.
Education
Degrees, certifications, and relevant coursework
Anglia Ruskin University
Bachelor of Science (Honours), Multimedia & Web
2011 - 2014
Bachelor of Science (Honours) in Multimedia & Web from Anglia Ruskin University, completed from 2011 to 2014.
Tech stack
Software and tools used professionally
Availability
Location
United KingdomAuthorized to work in
Website
selkofy.comSalary expectations
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