Oluwatosin – Laravel, PHP, Alpine
Oluwatosin is a seasoned full-stack developer with over 8 years of experience and a track record of leading an engineering team and working closely with clients. He combines solid back-end expertise, particularly in PHP and object-oriented programming, with strong front-end capabilities and an eye for design. Oluwatosin has contributed to both startups and enterprise-level projects and has hands-on experience integrating AI features with OpenAI APIs. He is a clear communicator, proactive collaborator, and confident across the stack.
9 years of commercial experience in
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Senior Full-stack Developer
It's a platform that helps job seekers automate job applications by analyzing job descriptions and resumes and generating tailored CVs, cover letters, and direct email applications.
- Architected a modular AI job application engine using Laravel service classes and the Strategy Pattern to support multiple input types (job links, pasted text).
- Integrated OpenAI to parse resumes and extract skills for context-aware optimization and keyword targeting.s to edit without breaking the
- Built dynamic resume and cover letter templates in Blade, allowing user edits without breaking layout.
- Implemented a Redis caching layer to skip redundant resume/job processing, reducing OpenAI usage by 60%.
- Integrated a Chrome Extension with secure APIs for one-click autofill of job forms using AI-generated data.
- Automated email application scheduling with Laravel Queues and Supervisor for direct outreach to hiring managers.
- Developed a job tracking dashboard to display application history, status, and success metrics.
- Secured user data with encrypted storage and strict role-based access control (RBAC).
Senior Full-stack Developer
It's a subscription-sharing platform that enables users, particularly in lower-income markets, to pool payments for premium digital services.
- Implemented secure group wallet and escrow system using Stripe Connect with Laravel Cashier.
- Created automated subscription cycle logic with Laravel jobs (billing, reminders, auto-kick for defaulters).
- Built the referral system and onboarding funnel that helped scale users across 10+ countries.
- Integrated real-time notifications (subscription status, payment updates) via Pusher.
- Improved subscription matching logic, increasing user pairing rate by 30%.
Senior Software Engineer
It's Europe’s #1 premium e-commerce destination for home furnishings and decor.
- Led the upgrade from Node.js 14 to 18 for the Salesforce service and partner portal, improving performance and enhancing security.
- Resolved critical bugs in the SCMS, reducing bug reports by 30% and minimizing downtime.
- Optimized inter-service messaging with RabbitMQ, increasing system scalability and reducing communication errors.
- Revamped partner portal, collaborating with UI/UX, which boosted partner engagement and improved overall usability.
- Strengthened microservice security by implementing an API fallback strategy, reducing system vulnerabilities by 20%.
Senior Full-stack Developer
It's a turnkey SaaS platform that enables physician practices to deliver and monetize remote chronic and behavioral care management.
- Designed and developed the Care Management Application used by 5,000+ daily users.
- Built a Vue.js time-tracker to streamline nurse workflows.
- Developed patient chat apps with Vue.js, Firebase, and WebRTC to boost engagement.
- Decoupled the billing module (MySQL, DynamoDB, Laravel), significantly reducing transaction time.
- Led a Vue.js redesign that increased user retention by 5% in 3 months.
- Improved app performance and usability, reducing load times and enhancing user experience.
- Enhanced code maintainability with reusable components, cutting dev time by 25%.
- Set up CI/CD with GitHub Actions and automated testing (Jest, Cypress), reducing production bugs.
- Automated PHPStan checks to speed up code reviews by 30%.
- Integrated Twilio to improve response time between patients and nurses.