Spatia
Marketplace and operations platform for venue discovery, booking, provider coordination, and payment flows. Role-specific dashboards, RLS, and Stripe Connect.
About
Full-stack developer with 8+ years of hands-on experience across web development, e-commerce systems, technical operations, and internal tooling. Builds secure business platforms and workflow automation from stakeholder discovery through deployment using TypeScript, React/Next.js, Python/FastAPI, SQL, Supabase/PostgreSQL, and AI-assisted development workflows.
Experienced translating ambiguous operational problems into maintainable tools that reduce manual work and improve day-to-day execution.
BSc Informatics & Telecommunications, University of Ioannina (Expected 2026)
Skills
A practical toolkit spanning the full stack, data platforms, business automation, AI-assisted workflows, and secure infrastructure.
Experience
Freelance Full Stack Developer & IT Support
Small Businesses · 2023–Present
- • Delivered full-stack websites, internal tooling, and tech ops for small businesses.
- • Translated operational needs into scoped technical solutions.
- • Diagnosed Windows, Linux, and SaaS incidents.
- • Applied security and GDPR-aware practices.
E-Commerce Systems Developer & Operations
ragefactory.gr · 2020–2022
- • Owned reliability of the business-critical e-commerce storefront during COVID.
- • Resolved front-end faults, product-data inconsistencies, and transactional friction.
- • Worked across WordPress and OpenCart stacks.
Plugin Developer & Technical Admin
GameforceGreece / MellonGR · 2015–2017
- • Built plugins and community tooling.
- • Administered live services with permission controls and incident triage.
Projects
Selected builds across marketplaces, content platforms, local AI tooling, and automation workflows.
Dancefolklore.gr
Bilingual content, product, and admin operations platform for traditional Greek dance and folklore.
Gerakofolia Villa
Tourism booking and presentation website with responsive UI, property content, and enquiry support.
DocScrape
Local AI document intelligence system: monitors folders, OCR, Qdrant indexing, and citation-backed answers via local Llama.
ASAC
Isolated AI research CLI with Node.js/TypeScript, Podman containers, private networking, and local Llama.
AI Runner & Agent Workflow Tooling
Local engineering execution and review support, routing Claude Code, OpenAI Codex, OpenCode, Hermes, and OpenClaw through repeatable workflows.
Contact
Have a project or operational challenge in mind? Send a message and I will get back to you.
© 2026 Ioannis Papakostas. Built with Next.js & Tailwind CSS.