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Necmettin Zivlak

Frontend & Mobile Developer/Konya, Turkiye

NecmettinZivlak

I engineer web and mobile products with Flutter, React, Next.js, and TypeScript. The core is real-time: WebSocket streams, interactive visualization, and custom Canvas charting for fintech analytics and enterprise fleet systems, on web, iOS, and Android.

Open to opportunities

4+ years·Flutter · React · Next.js · TypeScript

View workGet in touch
zivlaknecmettin@gmail.com
Real-time interfacesFintech, fleetFlutter, React, TypeScriptTurkish, EnglishReactNext.jsTypeScriptJavaScriptViteRedux ToolkitZustandTailwind CSSFlutterDartRiverpodReact NativeClean ArchitectureCanvasWebSocketsChartingMapboxLeafletGoogle MapsNode.jsExpressPostgreSQLRESTGitDockerPostmanFigmaCI/CDAgileReal-time interfacesFintech, fleetFlutter, React, TypeScriptTurkish, EnglishReactNext.jsTypeScriptJavaScriptViteRedux ToolkitZustandTailwind CSSFlutterDartRiverpodReact NativeClean ArchitectureCanvasWebSocketsChartingMapboxLeafletGoogle MapsNode.jsExpressPostgreSQLRESTGitDockerPostmanFigmaCI/CDAgile

01 — Work

Projects

A live crypto analysis app, fleet operations, payments, and map tracking. The rest of the index is one page away.

Full index
SadaApex

BTC / USDT

64.820

+2.4%

SadaApex

SadaApex

Production cryptocurrency technical analysis app for iOS and Android. A custom Flutter Canvas engine handles pan, zoom, crosshair tracking, 80+ indicators, and 90+ drawing tools, with WebSocket spot and futures data from Binance, Bitget, and Bybit.

FlutterRiverpodCanvas
View project

02 — Experience

Where it shipped

Roles in which the software stayed in use.

Full record

  1. September 2025 – October 2026

    SadaApex

    Frontend & Mobile Developer

  2. July 2023 – September 2025

    Yerlem Location Tech

    Frontend & Mobile Developer

  3. November 2022 – March 2023

    Stechome Software

    Frontend & Mobile Developer

03 — Capabilities

How the work gets done

A short map of the stack. Depth sits in the products, not in a logo grid.

Frontend

  • React
  • Next.js
  • TypeScript
  • JavaScript
  • Vite
  • Redux Toolkit
  • Zustand
  • Tailwind CSS

Mobile

  • Flutter
  • Dart
  • Riverpod
  • React Native
  • Clean Architecture

Real-time

  • Canvas
  • WebSockets
  • Charting
  • Mapbox
  • Leaflet
  • Google Maps

Backend

  • Node.js
  • Express
  • PostgreSQL
  • REST

Tools

  • Git
  • Docker
  • Postman
  • Figma
  • CI/CD
  • Agile

04 — Background

Education and languages

Education

Anadolu University

BSc, Management Information Systems

2023 – 2026

Konya Technical University

Associate Degree, Computer Technologies

2021 – 2023

Languages

Turkish

Native

English

Professional working proficiency

References

Ramazan Kucuk

Lead Product Manager, Oak Technology

Cagri Tepebasili

Chief Technology Officer, Yerlem Location Tech

Said Baysal

Chief Technology Officer, SadaApex

If you are hiring, start here.

A short note is enough. I read every message.

zivlaknecmettin@gmail.comGet in touch