John John

Bis 2024, Full Stack Software Engineer, Improvewell
London, Vereinigtes Königreich

Fähigkeiten und Kenntnisse

React.js
Laravel
PHP
Ansible
Docker
AWS
MySQL
Vue.js
PostgreSQL
Node.js
Python
Nest.js
JavaScript
Kubernetes
Nuxt.js
Git
CI/CD
Html
css
Material UI
React Native
Lumen
Typescript
MongoDb
React

Werdegang

Berufserfahrung von John John

  • 3 Jahre und 11 Monate, Aug. 2021 - Juni 2025

    Full Stack Software Engineer

    Printiki

    - Upgraded frontend from Vue 2 to Vue 3, improving performance and enabling modern feature adoption. - Refactored legacy code to align with modern JavaScript standards, reducing technical debt and improving maintainability. - Redesigned photobook creation interface, enhancing user experience and increasing engagement. - Developed a robust in-house dashboard, boosting productivity by 30%. - Implemented testing environments (Unit, Integration, E2E), decreasing production bugs by 50%.

  • 7 Monate, Sep. 2023 - März 2024

    Full Stack Software Engineer

    Improvewell

    - Led major framework upgrade (Laravel 5 → Laravel 9), reducing development time by ~25%. - Implemented Multi-factor Authentication, significantly enhancing user security. - Improved API performance by 35% through indexing and query optimization. - Collaborated closely with product teams to deliver a major application upgrade on schedule.

  • 1 Jahr, Juni 2021 - Mai 2022

    Software Engineer

    RiftQ

    - Scaled user base infrastructure to reliably support growth from thousands to 70,000+ active users. - Implemented user management features including user ban functionality and detailed logging

  • 5 Monate, Jan. 2021 - Mai 2021

    Full Stack Developer

    Heimdall Technologies

    - Consulted with engineering team members to determine system loads and develop improvement plans. - Contributed ideas and suggestions in team meetings and delivered updates on deadlines, designs and enhancements. - Reviewed code, debugged problems and corrected issues. - Managed development milestones from initial steps through final delivery.

  • 2 Jahre und 1 Monat, Jan. 2019 - Jan. 2021

    Software Engineer

    Innovation Growth Hub

    - Worked on government contract like pension management system. - Built an attendance management system - Served as a mentor for the yearly Fellowship cohort.

Ausbildung von John John

  • 2015 - 2020

    Computer Engineering

    Obafemi Awolowo University

Sprachen

  • Englisch

    Fließend

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