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I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_…I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_

James Olongo

Full Stack Developer, Developer, Web Developer, +4

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I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_…I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_

Available to hire

Montréal, Ville-Marie, Canada

I’m a developer who specializes in… from…

Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it.

Employment and project experience

Senior Developer Salesforce Inc.
January 2017 - March 2017

Full-stack Developer Microsoft Inc.
January 2019 - March 2019

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

French

Fluent

English

Intermediate

Work Experience

Développeur Logiciel at ONYXLEARN

September 1, 2024 - Present

Développement d’un tableau de bord web d’administration pour une plateforme éducative alimentée par IA utilisant Next.js. Construction de pages d’atterrissage responsives et d’interfaces utilisateur augmentant le taux de conversion de 60%. Intégration de passerelles de paiement et systèmes de gestion d’utilisateurs avec des patterns React modernes.

Ingénieur Full Stack Data at SAFVIS SA

June 30, 2025 - July 31, 2025

Conception et développement d’un système ERP complet utilisant Next.js en frontend avec des composants React modernes, améliorant les performances opérationnelles de 40%. Construction de tableaux de bord responsifs et d’interfaces de visualisation de données avec mises à jour en temps réel. Implémentation d’un tableau de bord automatisé de scoring client avec graphiques interactifs et métriques de précision à 92%. Création d’une interface d’analyse prédictive pour la gestion d’inventaire avec design UX/UI intuitif.

Développeur Logiciel Senior at IRDSM - AVIATION

December 31, 2024 - July 31, 2025

Direction des décisions d’architecture frontend et discussions techniques avec les parties prenantes. Conception et implémentation d’interfaces web intuitives utilisant Angular et React, améliorant l’expérience utilisateur de 45%. Construction d’applications web évolutives supportant 10 000+ utilisateurs simultanés. Développement de tableaux de bord interactifs et composants de visualisation de données.

Software Developer at ONYXLEARN

September 1, 2024 - Present

Developed an administrative web dashboard for an AI-powered educational platform using Next.js. Built responsive landing pages and user interfaces that increased conversion rate by 60%. Integrated payment gateways and user management systems with modern React patterns.

Full Stack Data Engineer at SAFVIS SA

June 30, 2025 - July 31, 2025

Designed and developed a comprehensive ERP system using Next.js frontend with modern React components, improving operational performance by 40%. Built responsive dashboards and data visualization interfaces with real-time updates. Implemented an automated customer scoring dashboard with interactive charts and 92% accuracy metrics. Created a predictive analytics interface for inventory management with intuitive UX/UI design.

Senior Software Developer at IRDSM - AVIATION

December 31, 2024 - July 31, 2025

Led frontend architecture decisions and technical discussions with stakeholders. Designed and implemented intuitive web interfaces using Angular and React, improving user experience by 45%. Built scalable web applications supporting 10,000+ concurrent users. Developed interactive dashboards and data visualization components.

Développeur Front-End Sénior – Jamstack / CMS / SEO at ONYXLEARN

September 1, 2024 - Present

Developed an AI platform dashboard and optimized static pages using Next.js with static site generation. Managed modular content integrations leveraging the Contentful headless CMS for marketing teams. Improved web performance metrics with advanced Webpack configuration achieving Lighthouse scores of 98+. Utilized AI tools like GitHub Copilot and ChatGPT daily to accelerate development. Worked closely in an Agile environment with UX/UI designers and product teams remotely.

Développeur Front-End – CMS / Performance / UI at SAFVIS SA

June 30, 2025 - August 5, 2025

Designed and developed a client ERP and institutional Jamstack website with Next.js and Strapi CMS. Created pixel-perfect, responsive UX interfaces with smooth animations. Enhanced CSS codebase through refactoring, code splitting, and lazy loading, resulting in 57% performance gains on Lighthouse audits. Conducted end-to-end testing using Cypress and performed SEO and accessibility audits. Worked full-time onsite.

Développeur Front-End — Scale et Analytics at IRDSM — AVIATION

December 31, 2024 - August 5, 2025

Designed modular SPA interfaces using React, Redux with custom hooks. Integrated advanced Google Analytics and optimized SEO technical and semantic content. Collaborated with marketing and product teams onsite to deliver a multilingual platform for over 10,000 users. Led design system redesign improving accessibility (a11y) and multi-device support. Hybrid work arrangement.

Software Developer at ONYXLEARN

September 1, 2024 - Present

Developed an admin web dashboard for an AI-powered educational platform using Next.js. Built responsive landing pages and user interfaces that increased conversion rate by 60%. Integrated payment gateways and user management systems employing modern React patterns.

Full Stack Data Engineer at SAFVIS SA

June 30, 2025 - August 5, 2025

Designed and developed a complete ERP system using Next.js frontend with modern React components, improving operational performance by 40%. Built responsive dashboards and data visualization interfaces with real-time updates. Implemented an automated customer scoring dashboard with interactive charts and 92% accuracy metrics. Created a predictive analytics interface for inventory management with intuitive UX/UI design.

Senior Software Developer at IRDSM - AVIATION

December 31, 2024 - August 5, 2025

Led frontend architecture decisions and technical discussions with stakeholders. Designed and implemented intuitive web interfaces using Angular and React, improving user experience by 45%. Built scalable web applications supporting over 10,000 concurrent users. Developed interactive dashboards and data visualization components.