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Vladimir SimićSenior Full-Stack / Laravel Engineer

Experience

  1. Senior Full-Stack Engineer / Laravel Specialist

    Freelance

    09/2026 – present

    Belgrade, Serbia

    • Laravel and full-stack development for client projects.

  2. Co-Owner & Managing Director / Lead Laravel Engineer

    prodevcon d.o.o

    02/2022 – 09/2026

    Belgrade, Serbia

    • Led architecture and development of Laravel-based SaaS and B2B applications for EU clients.
    • Built production systems with Laravel, Livewire, FilamentPHP, and Tailwind CSS, including multi-tenant subscription platforms.
    • Designed MySQL database schemas and optimized queries and indexes for transactional and reporting workloads.
    • Used Redis for caching and queue-based background processing (jobs, events).
    • Integrated payment systems (PayPal, Mollie) for subscription and transaction-based platforms.
    • Built and documented REST APIs (Swagger/OpenAPI) and integrated third-party services.
    • Wrote and maintained unit, integration, and functional tests (PHPUnit) to keep releases reliable.
    • Investigated and resolved production issues across the application and server layers.
    • Deployed and managed infrastructure on AWS; administered Linux servers end-to-end (PHP, Nginx/Apache, mail server, Redis).
    • Delivered multiple concurrent projects for EU-based companies, also working with NestJS, Angular, WordPress, and NX monorepos.

  3. Managing Director / Lead Developer

    prodevcon d.o.o

    09/2018 – 02/2022

    Belgrade, Serbia

    • Led technical direction and full-stack development for client and internal products.
    • Set development standards, code quality practices, and release workflows for the team.
    • Estimated and scoped client projects and broke them into deliverable milestones.
    • Built Shopify integrations and custom e-commerce extensions.
    • Designed and delivered custom web and mobile solutions from concept to production (PHP, Symfony, Node.js, AngularJS, Android).
    • Managed multiple projects simultaneously for clients in Switzerland and Germany.

  4. PHP Developer

    prodevcon d.o.o

    01/2014 – 09/2018

    Belgrade, Serbia

    • Developed WordPress websites, themes, and custom plugins for business clients.
    • Maintained and modernized legacy PHP applications (CodeIgniter, custom MVC systems).
    • Refactored outdated codebases, improving system stability and performance.
    • Collaborated with senior developers on feature development and architecture decisions.