Aisha Bello
Full-Stack Developer (React, Node.js, PostgreSQL)
Toronto, ON, Canada · aisha.bello@example.com · +1 555 0167 · linkedin.com/in/aishabello-example · github.com/aishabello-example · aishabello.example.com
Summary
Full-stack developer with 6 years of experience building SaaS products in TypeScript, React, Node.js and PostgreSQL. Owned the redesign of a self-serve onboarding flow that lifted trial-to-paid conversion by 22% and cut support tickets by a third. Strong on API design and front-end performance, and comfortable deploying and monitoring what I build on AWS.
Experience
Full-Stack Developer · Maple Ledger Software
Toronto, ON · Feb 2023 – Present
- Rebuilt the onboarding flow in React and Next.js with a new Node.js and GraphQL API, lifting trial-to-paid conversion from 9% to 11% (a 22% relative gain) within two quarters.
- Designed a multi-tenant PostgreSQL schema with row-level security for 3,400 business accounts, passing an external SOC 2 audit with no data-isolation findings.
- Cut the main dashboard's Largest Contentful Paint from 4.1 s to 1.6 s through code splitting, server-side rendering and query batching.
- Built a Stripe billing integration with webhooks and idempotent retries that processes about CAD 1.2M in monthly subscriptions.
- Set up Playwright end-to-end tests in GitHub Actions, catching 25+ regressions before release in the first six months.
Web Developer · Lakeview Digital Agency
Mississauga, ON · Aug 2020 – Jan 2023
- Delivered 18 client web applications in Vue.js, Express and MongoDB for retail, nonprofit and healthcare clients, all launched on schedule.
- Created a reusable component library and Docker-based starter kit that cut new-project setup from 4 days to 1.
- Built a booking API for a physiotherapy chain that handled 15,000 appointments a month and reduced no-shows by 17% with SMS reminders.
- Moved client hosting from shared servers to AWS Elastic Beanstalk and CloudFront, improving average uptime to 99.9%.
Junior Developer (Co-op) · Granite Health Systems
Waterloo, ON · Jan 2020 – Jul 2020
- Built internal admin screens in React and a Flask REST API for a clinic-scheduling tool used by 40 staff.
- Wrote pytest suites for 22 API endpoints, raising backend coverage from 20% to 64%.
- Fixed 30+ accessibility issues flagged by axe audits so the tool met the clinic's WCAG 2.1 AA requirement.
Projects
- ShiftSwap: Open-source shift-trading app for hourly workers (Next.js, tRPC, PostgreSQL) with about 600 monthly users.
Education
Advanced Diploma, Computer Programming and Analysis, Seneca Polytechnic, Toronto, ON · 2020
Skills
TypeScript · JavaScript (ES2022) · React and Next.js · Vue.js · Node.js and Express · GraphQL and REST · Python (Flask) · PostgreSQL · MongoDB · Redis · AWS (Lambda, RDS, CloudFront) · Docker · GitHub Actions · Playwright and Jest · Web performance and accessibility (WCAG 2.1)
Certifications
- AWS Certified Developer – Associate
Languages
English (Native) · Yoruba (Fluent) · French (Intermediate)