(01) — Summary
I have been building software professionally since 2015. On a PHP/Symfony foundation I ship scalable web and mobile products in the TypeScript ecosystem, and today my time goes to my own apps.
- 75%shorter build time
- 5–6 peopletechnical team lead
- 5 appsmy own products
(02) — Experience
Nov 2025 – present · Antalya
ynssenem.dev
Founder & independent app developer
- I design, build and publish my own iOS, Android, macOS and web apps.
- I run the redundant, self-hosted Appwrite stack on Hetzner and Cloudflare that the apps share.
- I take on selected contract full stack work and technical consulting for SMEs and startups.
Jul 2024 – Oct 2025 · Antalya
RMOS Software
Senior Frontend Developer & Team Lead
- Re-architected a Next.js Hotel PMS into a modular structure on a Turborepo monorepo.
- Optimised CI/CD pipelines, cutting build time by 75% (from 17 to 4 minutes).
- Led a team of 5–6 developers: code reviews, mentoring and sprint planning.
- Evaluated candidates and designed case studies for technical hiring.
Feb 2023 – Oct 2023 · Ankara
PttAVM (PtteM)
Senior Full Stack Developer · Product team
- Developed high-traffic product listing and management systems.
- Optimised MySQL queries to improve response times and reduce system load.
- Worked on Elasticsearch and RabbitMQ integrations.
- Shipped regular production deployments in an Agile/Scrum team.
Feb 2021 – Jan 2023
Modanisa
Backend Developer · Marketplace integration team
- Built integration APIs for Amazon, Hepsiburada and Namshi.
- Designed extensible Symfony services with Factory and abstraction patterns.
- Implemented asynchronous, cached workflows with RabbitMQ and Redis.
- Contributed to weekly deployments in two-week sprints.
Jun 2020 – Aug 2020 · Ankara
Nano Medya
Senior PHP Developer
- Built CRM systems and business process automation.
- Designed modular backend services and REST APIs.
- Improved database performance.
Sep 2018 – Aug 2019 · Ankara
Sistemim A.Ş. / reklam.com.tr
Senior PHP Developer
- Developed backend integrations for advertising and marketing platforms.
- Designed scalable database schemas.
- Optimised data processing to improve performance.
May 2015 – Sep 2018 · Ankara
STR Dijital İç ve Dış Ticaret A.Ş.
Mid-Level PHP Developer · started as Junior
- Built CRM modules and internal automation tools.
- Worked on REST API design and backend maintainability.
- Contributed to database design and performance work.
(03) — Apps
MinodoNFC digital business card and contact bookiOS · Web
AklımdaExpiry date trackeriOS · Android
StatGlanceLinux server monitor in the menu barmacOS
CuisyApp for professional kitchen brigadesIn development
AidexyApartment building managementIn development
(04) — Skills
- Frontend
- React · Next.js · TypeScript · Astro · Turborepo
- Mobile
- Expo · React Native
- Backend
- Node.js · NestJS · PHP · Symfony · GraphQL · Strapi · Appwrite
- Data
- MySQL · Redis · Elasticsearch · RabbitMQ
- Infrastructure
- Docker · CI/CD · Nginx · Hetzner · Cloudflare · Proxmox
- Testing
- Jest · PHPUnit · Cypress
- Languages
- Turkish: Native · English: Limited working
Full CV
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