Sinan Teker
Software Developer · Istanbul / Ümraniye, Türkiye
I build loyalty and e-commerce systems with ASP.NET Core and React.
Open to new opportunities.
- sinan.teker [at] hotmail.com.tr
- GitHub: github.com/Sinan-Teker
- LinkedIn: linkedin.com/in/sinanteker
- X: x.com/sinanteker
About
Hi! I am Sinan Teker, a software developer working on both frontend and backend across loyalty, e-commerce and platform-based systems.
I develop with ASP.NET Core MVC, React and React Native, and build scalable architectures using Docker, Redis, RabbitMQ and Hangfire. Comfortable working in Scrum and Kanban teams.
Experience
Software Developer — Biggplus
- Support the development and maintenance of loyalty systems under BiggBrands.
- Create SQL-based reporting views and integrate them into admin panels.
- Develop order tracking and payment modules.
- Enhanced the Notification API and integrated SMS/Email delivery via İYS.
- Work with microservice architecture, async programming and queue systems; manage scheduled jobs with Hangfire.
Full Stack Developer — MayaICT
- Worked on frontend and backend development for the Kariyer Portalı and Cleopatra Ink projects.
- Improved my frontend skills by converting Figma frames into functional web pages.
- Worked with a microservice architecture; API communication and documentation were handled via Swagger.
- Managed Docker images and published them via Portainer, gaining foundational DevOps skills.
Software Developer Intern — MayaICT
- Built a full-featured personnel management system (create, list, edit, delete).
- Gained hands-on experience in MVC architecture, database integration and backend logic.
Software Developer Intern — Modaltrans
- Worked on a payment infrastructure project using Ruby on Rails and the Stripe API.
- Developed and tested customer/product management, subscription models, payment methods and invoicing.
Skills
- Frameworks
- ASP.NET Core
- ASP.NET Core MVC
- React
- React Native
- jQuery
- Ruby on Rails
- Languages
- C#
- JavaScript
- SQL
- Ruby
- HTML
- CSS
- Databases
- MSSQL
- Redis
- Tools
- Docker
- Portainer
- RabbitMQ
- Hangfire
- Swagger
- Git
- Practices
- Microservices
- Async programming
- Scrum
- Kanban
Projects
React Native Login UI
React Native login UI with Google/Facebook authentication.
- React Native
- JavaScript
- OAuth
GitHub: github.com/Sinan-Teker/Login-Page-Authentication-with-Google-and-Facebook
Kariyer Portalı
Career network that helps businesses collaborate.
- ASP.NET Core MVC
- MSSQL
- jQuery
- AJAX
- Docker
Cleopatra Ink
Microservice-based corporate web project.
- ASP.NET Core MVC
- MSSQL
- JavaScript
- jQuery
- Docker
Ruby Discord Bot
Discord bot written in Ruby for real-time interactions.
- Ruby
Personnel Management System
CRUD-based personnel management system.
- ASP.NET Core MVC
- MSSQL
GitHub: github.com/Sinan-Teker/.Net-Core-MVC-MSSQL-Personel-Save-List-Update-Delete
Stripe Payment Integration
Payment infrastructure with Ruby on Rails and the Stripe API.
- Ruby on Rails
- Stripe API
GitHub: github.com/Sinan-Teker/stripe-integration-application-with-ruby-on-rails
Education
B.Sc. — Computer Engineering
Was in the top 10% in 2014 and finished the semester in 3rd place.
B.Sc. — Metallurgical and Materials Engineering
Metallurgy and Materials Club — Clerk (2012 — 2013).