Curriculum Vitae

Nedim Arabacı

Senior Product & Software Developer

Istanbul, TürkiyeEmailWebsiteGitHub
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Summary

Senior Product & Software Developer with 16+ years of experience building web and mobile products. I combine hands-on software development with product thinking, technical architecture, and experience leading engineering teams.

Experience

Software Development Manager / Lead Developer at Defter

Dec 2018 - Jun 2026

Istanbul, Türkiye

Progressed from Full Stack Developer to Lead Developer and Software Development Manager, leading technical direction and delivery across CRM, ERP, and operations products.

  • Led an engineering organization of approximately 12 developers across dedicated backend and frontend teams.
  • Managed hiring, candidate evaluation, onboarding, performance reviews, mentoring, and ongoing engineer development.
  • Set technical direction and coordinated delivery priorities with product and business stakeholders.

Full Stack Developer at Freelancer

2017 - 2018

Izmir, Türkiye

Delivered full-stack web development independently for a range of clients.

Co-Founder at whodidthis.io

2015 - 2017

Izmir, Türkiye

Co-founded and built an early-stage web product, contributing across web interfaces, front-end implementation, and the broader product work needed to run the startup.

Frontend Developer at Alegra Digital

2015 - 2015

Istanbul, Türkiye

Worked on front-end development for 10 months before leaving to co-found whodidthis.io.

Full Stack Developer at Efabrika

2012 - 2015

Istanbul, Türkiye

Delivered UI, UX, API, front-end, and back-end development for clients including Anadolu Agency and Turkish Airlines.

Full Stack Developer at Atölye15

2012 - 2012

Izmir, Türkiye

Worked as a full-stack developer at an Izmir-based software company before joining Efabrika in Istanbul.

Full Stack Developer at LMS

2010 - 2012

Izmir, Türkiye

Developed front-end and back-end functionality for the company's learning management system over approximately two years.

Skills

Development
TypeScript, JavaScript, Node.js, React, Next.js, React Native, Expo
Architecture
Software Architecture, API Design, System Design, Local-first Systems, Data Synchronization, Application Security, CI/CD
Leadership
Technical Leadership, Engineering Management, Hiring, Performance Reviews, Mentoring, Delivery Planning
Product
Product Engineering, Product Development, Technical Strategy, Consumer Applications

Selected Projects

Wageso - Founder & Product Engineer

Privacy-first personal finance product for tracking income, expenses, investments, assets, and personal debts across iOS and Android.

  • Designed and built the product end-to-end across product architecture, mobile engineering, data modeling, synchronization, releases, and product decisions.
  • Implemented local-first, encrypted synchronization with Jazz Tools, keeping financial data under the user's control without a traditional account-based model.
  • Delivered the iOS and Android application from a shared React Native, Expo, and TypeScript product architecture.
  • Developed recurring cash-flow planning, monthly projections, multi-currency investment tracking, portfolio performance, debt management, and financial market data integrations.

Technologies: TypeScript, React Native, Expo, Jazz Tools

gider.im

An earlier web app for private income and expense tracking.

smashing.tools

A directory of starter kits, UI libraries, and frontend resources.

noty

A dependency-free notification plugin for older JavaScript apps.

Languages

Turkish (Native), English (Working proficiency)