
Ziya
From Turkey (UTC+3)
10 years of commercial experience
Lemon.io stats
1
projects done210
hours workedOpen
to new offersZiya – React Native, Node.js, Firebase
Ziya is a Middle Mobile Engineer with over 9 years of commercial experience in industries such as productivity tools, mental healthcare, media, and e-commerce. He combines solid hard skills with a business-oriented approach and is proven to produce well-thought-out solutions. Ziya strives in the team setting and is a valuable asset to any project.
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Let’s get started today!Experience Highlights
Tech Lead
This is a VC-backed company building mobile-first wellness technology. It helps people around the world achieve their health, fitness, and personal well-being goals.
It is the company's second successful product, with millions of downloads and thousands of active users. The product is designed for users to track their daily routines, habits, rituals, and tasks to organize their days efficiently with fun tips.
- Constructed CI/CD pipeline using Fastlane & CircleCI;
- Implemented complex animations;
- Helped junior & mid-devs whenever they were stuck;
- Ensured the app meets business requirements;
- Resolved conflicts between teams with different disciplines like design, engineering & business analysts;
- Developed a quiz web app with Vite + React that works both in a web view & browser.
Senior Software Engineer
This is a VC-backed company building mobile-first wellness technology, helping people around the world achieve their health, fitness, and personal well-being goals.
This is the second product of the company that introduces users to what is intermittent fasting and mentors them while they are doing their fasting.
- Developed the initial version of Nebula's internal framework that is used now across all products;
- Developed HealthKit service with a common interface and implemented GoogleFitService & AppleHealthService;
- Developed Analytics Logging service with a common interface and implemented this within a DI container;
- Moved IdentityService(Our SSO Auth server) into Nebula;
- Developed a git branching strategy and documented it;
- Constructed CI/CD pipeline using Fastlane & CircleCI;
- Integrated social logins (google & facebook);
- Developed a PubSub mechanism with a standard interface and moved it into Nebula;
- Developed several long-term epic features.
Senior Software Engineer
This VC-backed company is building mobile-first wellness technology, helping people worldwide achieve their health, fitness, and personal well-being goals through exercises at home.
- Fixed critical bugs in the in-app purchase system that was the only revenue source of the product;
- Developed some custom components that improved the UX of the product;
- Added new features to the product.
Software Engineer as a Freelancer
This is a mindfulness & meditation app that helps users reach their better selves.
- Fixed some bugs with push notifications on both backend & frontend;
- Integrated a third party for playing sounds on remote URL and media controls.
Technical Lead
A real-time (changes reflected immediately while the app is foreground) online collaboration app developed for tracking tasks. It was an internal project developed to help employees to track their tasks.
Highlighted features:
- realtime changes visibility
- push notifications (OneSignal)
- subscriptions to data changes ( GraphQL subscriptions over transport-ws )
- Structured database;
- Structured API with GraphQL;
- Developed information architecture;
- Completed UI & UX design;
- Make architectural decisions on both Front-End & Back-End.
Tech Lead & Developer
This is an E-commerce software, a white-label app with a customer-oriented, easy-to-use panel.
- Developed a utility app with NodeJS to bootstrap the project for new customers and make switches btw different customers without duplicating the project;
- Did all the content & UX writing & Localization.
Tech Lead
A utility app for e-commerce customers with reporting, order & user management capabilities.
- Made architectural decisions and product management;
- Redesigned and migrated the product from TitaniumJS into react-native.
Tech Lead
This is an offline app for tracking debt and credit. It gives users an opportunity to follow up on their movements and balances on their banking cards.
- Redesigned UI & UX of the product;
- Developed iCloud document storage backup natively with obj-c and bridged this with react-native;
- Implemented Google Drive backup with some native Android modules.