Sean White status

About this service

Senior Full Stack Software Engineer with 13+ years experience delivering scalable business-critical systems across SaaS, ERP, observability and data platforms.

Strong background in PHP, Laravel, TypeScript, database optimisation and legacy code modernisation, with responsibility for designing reliable systems operating at scale.

Experienced leading technical initiatives across architecture, testing, observability, CI/CD and operational tooling. My finance and accounting background means I am comfortable working across engineering, product and business teams to translate complex requirements into technical solutions.

Uptime

Monthly, since Jan 2012

Career Operational
20122019Today
Clarity Global Senior Full Stack Software Developer Operational
Sep 2025 - Present
Oh Dear Lead Contract Developer Completed
Jul 2021 - Sep 2025
Redwood Software SaaS Cloud Developer Completed
Jan 2023 - Apr 2024
Career break Maintenance
Jul 2021 - Jan 2022
Guide Dogs for the Blind Association Finance Systems and Reporting Development Manager Completed
Jan 2012 - Jul 2021
Operational Maintenance Not running

Metrics

From production

Services

34 running

Particular strengths 6 Operational
  • System architecture and modernisation
  • Performance optimisation and database design
  • Reliability, observability and operational tooling
  • Technical leadership and engineering standards
  • Legacy refactoring and incremental migration strategies
  • Cross-functional communication and delivery
Backend 5 Operational
  • PHP
  • Laravel
  • Python
  • Node (Express and Fastify)
  • Microservices
Frontend 4 Operational
  • TypeScript
  • React
  • Vue
  • Tailwind CSS
Databases 3 Operational
  • MySQL
  • PostgreSQL
  • MSSQL
AWS 4 Operational
  • Lambda
  • EC2
  • S3
  • SQS
Cloudflare 3 Operational
  • Workers
  • Durable Objects
  • Streams
Engineering 9 Operational
  • Docker and containerised development
  • CI/CD and automated testing
  • System architecture and API design
  • Observability, monitoring and debugging tooling
  • Database performance optimisation and query tuning
  • Technical mentoring and developer enablement
  • Data processing and reporting systems
  • Agile delivery and cross-functional collaboration
  • Financial/statistical reporting, ERP system management

Scheduled maintenance

Recurring, outside working hours

Drums

Playing by ear, because I never read the docs

Scheduled
Guitar

Distortion is a feature, not a bug

Scheduled
Golf

The only scorecard I don't want to automate

Scheduled
Bouldering

Grip strength for typing

Scheduled

Recent releases

Full changelog →
Senior Full Stack Software Developer Sep 2025 - Present

Clarity Global

How to quickly partner with a CTO and work closely to launch a new product while setting early standards for code quality, decision-making and future growth.

Lead Contract Developer Jul 2021 - Sep 2025

Oh Dear

Understanding the value of clear communication in small, remote teams, especially when working with part-time teammates.

SaaS Cloud Developer Jan 2023 - Apr 2024

Redwood Software

A strong test suite enables faster delivery and better collaboration with highly skilled teammates.

Career break Jul 2021 - Jan 2022

Reflection is just as important as delivery as it improves focus and motivation.

Finance Systems and Reporting Development Manager Jan 2012 - Jul 2021

Guide Dogs for the Blind Association

Problem solving under technical and budget constraints.