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Sercan — Hüseyin Sercan Gündoğan

Work

Selected work

Every project states ownership clearly: independent products, team contributions, and coding-lead work on unreleased systems.

01Professional team contribution

Sociality.io

An all-in-one social media management platform serving more than 100 enterprise customers across 20+ countries.

Role
Frontend Developer
Type
Enterprise SaaS Platform
Timeline
Sep 2021 – Present

Contribution

  • Contributes to enterprise web and mobile products
  • Develops new features and improves existing product modules
  • Works on performance optimization and long-term frontend maintainability
  • Builds and improves reusable component architectures
  • React
  • TypeScript
  • Next.js
  • React Native
  • Redux Toolkit
  • RTK Query
  • Laravel APIs
  • Docker
View case studyWebsite
02End-to-end ownership

Rewordly

An AI-powered Chrome extension that helps users rewrite text, correct grammar, adjust tone, and improve clarity directly inside the browser.

Role
Creator and Developer
Type
Independent Product / Chrome Extension
Timeline
2024 – Present

Contribution

  • Designed and developed the product from scratch
  • Built browser text-selection interactions and floating controls
  • Implemented rewrite and grammar correction workflows
  • Added support for inputs, textareas, and contenteditable elements
  • TypeScript
  • Chrome Extension APIs
  • Webpack
  • Supabase
  • OpenAI
  • HTML
  • CSS
View case studyWebsiteGitHub
03End-to-end ownership

Rewordly Web

The web platform powering Rewordly — marketing site, authentication, dashboard, AI APIs, usage limits, subscriptions, payments, blog, and SEO.

Role
Creator and Full-stack Product Developer
Type
SaaS Web Platform
Timeline
2024 – Present

Contribution

  • Developed the website and API using Next.js and TypeScript
  • Integrated OpenAI-powered rewriting and grammar workflows
  • Implemented Supabase authentication with email OTP and Google login
  • Built user dashboards and usage-limit systems
  • Next.js
  • TypeScript
  • React
  • Supabase
  • OpenAI
  • Dodo Payments
  • Tailwind CSS
  • Vercel
View case studyWebsiteGitHub
04Frontend and mobile contribution

NextSpares

A B2B platform and marketplace that connects factories for spare-parts trade, inventory visibility, and stock optimization.

Role
Frontend and Mobile Developer
Type
B2B SaaS / Marketplace
Timeline
Ongoing

Contribution

  • Responsible for the web frontend and mobile application experiences
  • Built and iterated product dashboards for marketplace and inventory workflows
  • Developed mobile app flows supporting factory spare-parts operations
  • Integrated frontend surfaces with backend APIs
  • React
  • TypeScript
  • React Native
  • REST APIs
  • Redux Toolkit
  • RTK Query
View case studyWebsite

Additional projects

Team project — coding ownership

Jobswire

An unreleased hiring-product system I led coding for with a small team — API, messaging service, frontend, and deployment configuration.

Role
Software Developer — coding ownership
Type
Software Project (Unreleased)
Timeline
2022

Contribution

  • Owned coding across backend API, messaging service, frontend application, and deployment configs
  • Built Express/MongoDB API surfaces including auth-related flows and validation
  • Set up GraphQL messaging service foundations with subscriptions/WebSocket support
  • Configured multi-service Docker Compose deployment
  • JavaScript
  • TypeScript
  • Node.js
  • Express
  • MongoDB
  • Mongoose
  • GraphQL
  • Apollo Server
View case studyBackendMessage service
One-time client project

Little Bloomer Emails

A set of responsive HTML email layouts built as a one-time client engagement — welcome, cart abandonment, pre-order, and code-reminder flows.

Role
Frontend / Email Developer
Type
Email Development
Timeline
Dec 2023 – Jan 2024

Contribution

  • Designed and coded production-ready HTML email templates for a client brand
  • Built welcome, cart-abandonment, pre-order, and code-reminder layouts
  • Handled responsive email structure and client-friendly markup patterns
  • Prepared image/asset references and polishing passes through delivery
  • HTML
  • CSS
  • Responsive email
  • Cross-client email HTML
View case studyGitHub
One-time client project

Anda Emails

A broader set of HTML email templates for a client brand — welcome, abandonment, thank-you, compare, and related lifecycle emails — delivered as one-time work.

Role
Frontend / Email Developer
Type
Email Development
Timeline
Dec 2023

Contribution

  • Built a larger suite of branded HTML email layouts for a client
  • Covered welcome, cart/site abandonment, thank-you, compare, and promotional templates
  • Applied responsive email practices and consistent component patterns across templates
  • Prepared image/font asset references for production use
  • HTML
  • CSS
  • Responsive email
  • Cross-client email HTML
View case studyGitHub