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apostolis_

Apostolis

@apostolis_

Senior Full Stack Engineer, REST API, SaaS Integrations

Griekenland
Engels, Grieks
Sommige informatie wordt in het Engels weergegeven.
Over mij
Hi, I'm Apostolis — a Senior Full Stack Engineer with 5+ years of experience building reliable, production-ready web applications. I specialize in multi-tenant SaaS platforms, REST API development, and complex business integrations (SAP ECC, ERP). My core stack includes Laravel, PHP, MySQL, React.js and Docker. Whether you need a new API, a custom web app, or help fixing an existing project, I deliver clean, secure, scalable code. Post-launch support is always included. Message me before ordering so we can discuss your project and find the best solution!... Lees meer

Skills

a
apostolis_
Apostolis
offline • 

Bekijk mijn diensten

API en integraties
I will build a secure laravel rest API for your web or mobile app
VanafUS$ 50 / projectMeer informatie
Websites op maat
I will build a custom laravel web app with CRM, erp, saas features
VanafUS$ 150 / projectMeer informatie

Portfolio

Werkervaring

Tekmon

Senior Backend Engineer

Tekmon

May 2025 - Present • 1 yr 5 mos

Develop and maintain a multi-tenant B2B SaaS platform serving enterprise clients, built on Laravel / PHP and MySQL. Design and implement SAP ECC integrations, including upsert API endpoints and entity- creation sequences for enterprise data synchronization. Build complex REST APIs with rate limiting and robust error handling to support high- volume enterprise integrations. Containerize services with Docker and collaborate through Git within a multi-tenant architecture.

ΣΚΛΑΒΕΝΙΤΗΣ

Full Stack Developer

ΣΚΛΑΒΕΝΙΤΗΣ

Jan 2024 - May 2025 • 1 yr 4 mos

Designed and built backend services and REST APIs with PHP / Laravel and MySQL for high-traffic retail web applications. Architected server-side logic focused on scalability and performance across the platform. Diagnosed and resolved bugs to improve performance, reliability, and user experience.

Green_Projects SA

Full Stack Developer

Green Projects SA

Mar 2021 - Dec 2023 • 2 yrs 9 mos

Built, maintained, and monitored cloud infrastructure spanning 10+ microservices. Designed scalable client-side and server-side architecture aligned with product goals. Implemented thorough testing to identify and resolve coding issues quickly.