About
As a seasoned professional with 8 years of experience, I have developed a unique blend of technical and marketing expertise, with a strong background in software development, digital marketing, and project coordination. I have successfully led projects and driven business growth through my expertise in Microsoft Office, AutoCAD, and various digital marketing tools. With a Certificate of Achievement in Digital and Social Media Marketing, I possess a deep understanding of the digital landscape and its applications in driving business success. Through my self-developed digital career platform, MatchupWise, I aim to provide innovative software solutions and subscription services to clients globally.
Highlights
8+ years of experience in project coordination, marketing, and software development
Proven expertise in digital marketing tools, including Google Analytics and Google Ads
Skilled in Microsoft Office, AutoCAD, and CRM tools, with a strong technical foundation
Certified in Digital and Social Media Marketing, with a deep understanding of the digital landscape
Founder of MatchupWise, a digital career platform, showcasing innovative software development and entrepreneurship skills
Skills
Experience
Dijimasa
• Built a multi-tenant SaaS platform for restaurants, cafés and hotels: QR menu and ordering, full POS, table and reservation management, and a self-service kiosk, with live order updates over WebSockets and push notifications. • Added a dedicated hotel module: in-room service ordering, charge-to-room billing, PMS integration via webhooks, and a public booking engine with seasonal room pricing. • Owned the payments and finance layer: pay-at-table and online payments through multiple providers (PayTR, LemonSqueezy), subscription billing with webhook processing, cash drawer and shift management, invoicing and profitability reporting. • Shipped online ordering and delivery: courier API integrations (Fiyuu, Maxijett, Sepettakip), caller ID order capture, customer accounts, loyalty programs, gift cards, scheduled campaigns, discounts and reviews. • Built the AI layer: an in-panel assistant, automated daily business briefings and AI-generated nutritional values for menu items, running on OpenAI and Groq models behind a multi-stage fallback chain. • Internationalized the product end to end: multilingual menus with AI translation, multi-currency support, timezone-aware reporting, and VAT and cash book logic for the German market. • Sole engineer across the entire stack: FastAPI, PostgreSQL, Redis and WebSockets on the backend, Next.js on the frontend, multi-branch tenants with consolidated reporting, CI/CD through GitHub Actions and GHCR, live in production.
MatchupWise
• Conceptualized, developed and launched as a solo founder an AI-powered career SaaS from A to Z: over 10 tools (ATS scanner, resume builder, job matching, interview simulation with evaluation, cover letter, salary coach, visual career tree, learning roadmaps, LinkedIn optimizer, application tracking) in 25 languages, live on the web, with native iOS and Android builds via Capacitor • Developed an AI agent framework from scratch: a proprietary agent runtime, domain agents for resume customization, career planning, interview preparation, and content generation, as well as an eval harness that assesses output quality across models and prompt versions. Core released as open source: github.com/Efecem07/agentloop. • Orchestrated multiple LLM providers (Groq, OpenAI) in production across 25+ AI functions: model selection per feature based on cost, latency, and quality,languagespecific Prompt Engineering for 25 languages, two-phase generation for tokenlimits, validation of structured outputs at API boundaries, as well as fallback and ratelimiting handling. • Deployed self-hosted open-source models for multimodal generation (Talking-Headvideo, TTS) on free GPU infrastructure, replacing paid APIs with nearly zero inferencecosts. Automated the entire content and social media operation: multilingual YouTube and TikTok videos as well as Instagram/Facebook carousels, stories, and reels, fullyautomatically generated and published. Tools: n8n, edge-tts, ffmpeg, PIL, HTML/CSS +headless Chromium rendering.
Self-directed
• Built software and AI projects independently and project-based, moving from an engineering and project management background into full-time software and AI engineering; this work led directly to founding MatchupWise. • Relocated from Turkey to Germany on a master's admission from TU Dortmund and completed intensive German language courses up to advanced level.
Gecemodu LTD.
• Led projects end-to-end: planning, execution, monitoring, and stakeholder reporting; responsible for schedules, resources, and budgets. • Managed the online marketing and advertising budget across paid ads, social media, content, SEO, and email; allocated spending based on measured cost efficiency per channel. • Built the project team, nurtured it through mentoring, and maintained balance; developed business cases and secured funding approvals.
Yükseller Metal A.Ş.
• Monitored aluminum prices daily on LME, NYMEX, and SHFE and established the purchasing strategy for primary aluminum; created weekly budget reports. • Identified and qualified suppliers domestically and internationally; negotiated prices and terms; managed the ordering process from delivery to invoicing
Education First (EF) Inc.
•Achieved weekly and monthly sales targets; maintained the customer database and represented the brand at trade shows and open house events.
CW Energy A.Ş.
• Designed solar systems (modules and inverters per kW capacity), created specifications, unit prices, and pro forma offers for EPC projects. • Coordinated technical specifications, standards, and quality controls with production.
Education
Bachelor's Degree in Industrial Engineer
Sofia Technical University
01/2008 — 01/2014
Certifications