• Led the implementation of FreeBnk Global Wallets, a gasless self-custodial wallet system using ERC-4337 Account Abstraction. Designed and shipped the full feature.
• Reworked background jobs with durable functions. Replaced the unreliable setup with something that actually handles failures properly.
• Rebuilt the market data integration from the ground up. Handles time-series data and aggregations at scale now.
• Helped the team adopt better engineering practices and figure out how to use AI-assisted development without compromising on quality.

Stack: Node.js, MongoDB, Redis, Upstash Workflows, GCP

• Provided short-term consulting and development assistance for a SaaS product for Euro Line Turkey’s largest work safety company.
• The technology stack included Next.js, GraphQL, Hasura, PostgreSql, Node.js

My responsibilities

• Consulting and development of the E-commerce system and DevOps cycle implementation.
• Containerisation of the application services.
• CI/CD pipelines implementation using GitHub Actions enabling rapid development and deployment for the team.
• Development of a payment plugin for integrating virtual POS systems of Turkish banks.
• Development of an invoicing plugin for integrating with the Turkish invoicing system.
• Numerous customizations on NopCommerce to meet various business specific needs

• The client side is built using Next.js with Material UI components
• A custom charted slider component was developed with React and D3.js
• Nodejs scripts are used to import data from government-provided sources.
• App grade mobile experience

My responsibilities

• Development of complex data screens using React along with the backend APIs
• Full-stack ownership of key features, some of which were developed entirely from scratch by me.
• General bug fixes and improvements.
• Conversion of legacy parts to modern stack (Angular → React)
• Utilized technologies such as ASP.NET Core, and AWS Cloud in the backend stack

• Frontend implemented in React, Javascript. New parts have been written in Typescript.
• Backend implemented in ASP.NET WebAPI, Entiy Framework, SQL Server
• Built for supporting the ability to searching millions of parts
• Search service and product retrieval implemented with ElasticSearch, also live integration service between Product Catalog database to ElasticSearch
• Leveraging IoC, Mediatr, Caching, Customized Auth Middleware, Background Job System

What does it do?

• Provides ability of accessing products by multiple category dimensions.
• Supports localization of UI and product data
• Thanks to ElasticSearch, the product code lookup can be made with different search terms. eg : 24.LR.45.22 can be found with LR#45
• Works two way integrated with Clients' ERP management systems (orders, price lists, item availability, etc)
• Provides a custom payment system integrated with various virtual POS infrastructures directly. No payment gates
• Provides ability to locate parts on technical diagram drawings
• And more

• Frontend implemented in React, Typescript and Bootstrap 3
• Backend implemented in ASP.NET Core, Entity Framework Core and SQL Server

What does it do?

• Student Registration
• Collection Management
• Manages central purchasing and plans delivery of goods according to demands across many residence locations

• Frontend Implemented in Angular 1.x, TypeScript and ElementalUI
• Backend Implemented in .NET/Nancy and Entity Framework