Hire the best Kotlin Developers in Oakland, CA
Check out Kotlin Developers in Oakland, CA with the skills you need for your next job.
- $50 hourly
- 5.0/5
- (1 job)
I'm a developer with experience building tools and working on full stack applications with professional experience at Google and Salesforce both independently and as part of a team. Whether it be front end or back end work I can help. I have experience with Python, Javascript/Typescript, Java, C#, C, C++, and Kotlin as well as HTML, React, Angular, NodeJS, Unity3D engine, and Android Studio.
Kotlin
UnityGitC#JavaScriptPython - $60 hourly
- 5.0/5
- (2 jobs)
I am an skilled software engineer with over a decade of experience specializing in designing and developing high-quality mobile applications for both iOS and Android platforms. My key skills include: * iOS Development: Swift, SwiftUI and UIKit framework. * Android Development: Java, Kotlin * Cross-Platform Development: Proficient in Flutter and React Native * Back-End Development: AWS, Firebase, Node.js I have delivered solutions across the finance, insurance, and legal sectors, including a collaboration app for lawyers, a fitness app integrating data from multiple devices, mobile wallets using advanced technologies, ride-sharing platforms, and enterprise-level location tracking solutions for global clients.
Kotlin
RESTful APIMongoDBAndroidAndroid AppiOS DevelopmentJavaFirebaseGraphQLNode.jsSwiftUIReact NativeFlutterSwift - $80 hourly
- 0.0/5
- (0 jobs)
Hi, I’m Jacopo Mangiavacchi — a senior technologist with over 20 years of experience building cutting-edge software products across AI/ML, mobile (iOS & Android), web platforms, and cloud-native systems. I've held leadership and engineering roles at Microsoft (Principal Data Scientist), IBM (Senior Cloud Architect for Mobile & AI), and multiple startups, where I helped design, build, and scale production-grade apps and intelligent systems from the ground up. I'm also a Google Developer Expert (GDE) in Machine Learning, an award-winning hackathon champion (Microsoft Global Hackathon), and a published technical author with contributions to the open-source and AI communities. 💼 What I Specialize In ✅ Mobile Development (iOS & Android) -Native development using Swift/SwiftUI and Kotlin/Jetpack Compose -Cross-platform apps with React Native, Flutter, and TensorFlow Lite -Deep integration of on-device ML and real-time inference ✅ AI/ML Systems & Data Science -End-to-end ML pipelines: data ingestion → model training → deployment -Computer Vision, NLP, Generative AI, Time Series Forecasting -Building custom models or using pre-trained ones (Core ML, TensorFlow, OpenAI) -ML explainability, ethical AI, and on-device inference optimization ✅ Cloud & Backend Engineering -Scalable API and microservice architectures using Node.js, Python, and Go -Cloud deployments on GCP, Azure, AWS, and IBM Cloud -Serverless solutions, edge computing, CI/CD, containerization (Docker, Kubernetes) ✅ Product & Innovation -Rapid prototyping and MVP development -UX-driven design thinking applied to AI/ML features -Smart apps that interface with wearables, AR, and spatial computing 🏆 Career Highlights 🧠 GDE in Machine Learning – Recognized for technical excellence and community contribution 🏆 Microsoft Hackathon Global Winner – AI-powered accessibility solution 📱 Apps featured by Apple & Google Play – With 100K+ users 📚 Published Author – Books on Swift for TensorFlow, Keras, and Core ML 📊 Patented Inventor – In content protection, streaming, and ML systems 🏗️ Startup Tech Advisor – Helped launch and scale 10+ startups 🤝 Why Clients Work With Me I bridge the gap between deep technical expertise and real product value. I’m hands-on, communicative, and comfortable working solo or leading teams through full-lifecycle development — from zero to launch and beyond. Let’s turn your idea into a high-impact, scalable product — powered by AI and built with care.
Kotlin
C#Serverless StackSpatial AnalysisNatural Language ProcessingIBM WatsonMicrosoft AzureReact NativeReactNode.jsPythonSwiftData AnalysisCore MLArtificial Intelligence Want to browse more freelancers?
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