Freelance iOS Developers in San Francisco
Freelance iOS Developers in San Francisco
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Keaton Williams
San Francisco, USA
AI Automation Consultant & Strategist
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Hired
21
Followers
Expert
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AI Automation Consultant & Strategist
13
RecruiterAI — A Fully Synced Recruiting Platform (iOS + Web) RecruiterAI helps recruiters move fast and stay organized. Capture notes, ideas, and candidate signals on the iOS app, then manage pipelines, interviews, tasks, and reports on the web — fully synced so nothing gets lost between devices. At the core is the AI Hub, featuring a job description optimizer, resume analyzer, candidate matcher, interview question generator, outreach writer, salary insights, onboarding plan generator, and AI scheduler. Powering it all is Tally AI, an expert recruiting copilot with full access to platform data. Tally AI provides context-aware insights, drafts content, and guides decisions — amplifying recruiters’ impact while keeping them in control.
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RailRadar is a real-time train detection and arrival prediction system built for communities impacted by rail crossings. Using a distributed network of camera-based tripwire sensors, RailRadar detects train movements at the edge and generates bias-corrected ETAs that adapt to real-world conditions. The system delivers timely, reliable alerts without relying on railroad-provided data or centralized tracking feeds. RailRadar is designed for resilience and accuracy in the field. The platform supports community alerts, operational monitoring, and future integrations with municipal and transportation systems. This project includes full-stack system design, edge sensing logic, backend services, alerting infrastructure, and deployment workflows focused on real-world reliability, not demos.
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AI Builder + Agent Studio is a system for designing, testing, and deploying AI agents and autonomous workflows as structured, production-ready graphs, not fragile prompts. At the core is Agent Studio, where workflows are defined as explicit graphs made up of agents, tools, conditionals, loops, routers, and outputs. The AI Builder sits on top of this system and generates complete workflows automatically. Instead of writing code or wiring nodes manually, users describe the goal—and the AI Builder constructs a valid workflow graph. Every workflow can be tested using a test harness, ensuring agents execute correctly before deployment. This project demonstrates how AI agents can be treated like real software systems—versioned, validated, and orchestrated—instead of one-off prompt chains.
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Numun.io (http://Numun.io) is an autonomous agent and workflow execution platform designed to turn intent into action—reliably, securely, and at scale. Numun enables users and teams to design, deploy, and run AI-powered agents and workflows that browse the web, call tools, orchestrate systems, and complete real tasks end to end. At its core is a contract-based execution model that emphasizes determinism, observability, and accountability—bringing production-grade discipline to AI agents. Numun is built for developers, operators, and founders who need agents that actually work in the real world—not demos that break under pressure. This project includes full-stack platform development, execution infrastructure, agent runtime design, workflow orchestration, and system-level reliability engineering.
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468
iOS Developer
(2)
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Summer Chang
pro
Oakland, USA
Websites + PWAs | Mobile-First Product Design
42
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Websites + PWAs | Mobile-First Product Design
2
PetCard v2 – All your pet’s records in one app PetCard keeps your pet’s key health info—vaccinations, prescriptions, weight logs, and documents—in one simple mobile app so traveling or moving with your pet is less stressful. Version 2 focuses on cleaner navigation, faster logging, and a clearer overview of each pet’s health card, built entirely with Anything. I shipped v1 for the first hackathon, learned from that build, and iterated. The new PetCard v2 build has been submitted to the Apple Store and is currently under review. Links to: TestFlight (https://testflight.apple.com/v1/app/6755447850?build=189713954) and Anything (https://petcard.created.app)
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Undertone: an animated background generator that exports to Next.js and drops onto your website in seconds ✨ I built Undertone, a website background generator. A background is the undertone of a website, the texture and feeling underneath it all. I got tired of coding them and burning through AI credits without getting the result I wanted. They all end up looking the same, and tiny details like the speed and the pauses are hard to change. So I built Undertone: pick a feeling, customize everything, draw your own, then export straight to Next.js and drop it into your site in seconds. It's just text, so it stays light and loads fast. Built in Figma Make for #ConfigMakeathon ✨ Try it: https://undertone.figma.site (https://undertone.figma.site/)Also available on the Figma community: https://www.figma.com/community/file/1649138950603776862 Share on LinkedIn (https://www.linkedin.com/posts/summerchang_configmakeathon-ugcPost-7473163503630143489-UxJs/?utm_source=share&utm_medium=member_desktop&rcm=ACoAAA-oub4BASjpIwbW0SdkYVjJDWo9z70G2nY)
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The problem it solves Every freelance designer knows the feeling — someone fills out your intake form, and suddenly you're the bottleneck. Writing follow-ups, sending confirmations, drafting reminders, chasing proposals. The work before the work. I built the Client Intake Agent to handle all of it. What it does A 9-step automated pipeline that runs from the moment a lead submits an inquiry to the moment they receive a proposal — with the right things automated and the right things kept as drafts for human review. → New intake submission → agent drafts a branded Gmail follow-up with portfolio examples matched to the client's service request → Lead books a call → confirmation email auto-sends instantly → Day before the meeting → reminder auto-sends at 7am → After the call → agent drafts the proposal, contract, and deposit invoice when you're ready Why it's reusable The agent is built as a template — not tied to one person's data. Anyone can duplicate it, swap in their booking link, populate their portfolio database, and run the same workflow in under an hour. The instructions include a full constants block, defined status values, and copy-paste prompts to get started immediately. Judging criteria — how this entry maps — Clarity of use case: Freelance designer, client intake, first inquiry to signed proposal — Quality of instructions: Step-by-step pipeline, named triggers, send rules, guardrails, status definitions, and fallback logic — Reliability and safety: Human review on every client-facing email except confirmations and reminders — where timing matters and content never changes — Impact: Eliminates the highest-friction part of freelance ops — the first 72 hours after a lead reaches out — Craft: Branded emails, STAR-format portfolio database, placeholder links for DocuSign and QuickBooks, and a clean setup guide anyone can follow Links — Custom Agent: https://www.notion.so/agent/3352d5cd-4ef4-80a1-a3d6-009263fd916f (https://www.notion.so/agent/3352d5cd-4ef4-80a1-a3d6-009263fd916f)— Marketplace listing: https://www.notion.so/marketplace/custom-agents/client-intake-agent (in review)
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This project turns my dog of 15 years into the face of an occasion-based apparel brand. The video moves through a series of storefront-style window displays, revealing new looks for weddings, holidays, and celebrations. Inspired by his loyalty and personality, the concept presents dog apparel as a polished brand story, not just costume wear.
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311
iOS Developer
(1)
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Brian Delaney
San Francisco, USA
Product designer & iOS engineer for polished apps
New to Contra
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Product designer & iOS engineer for polished apps
0
Runrate: The new way to budget
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2
1
Runrate is a personal finance app that helps people see their future account balance before bills and paydays hit. I worked across product design, native iOS implementation, account connection flows, forecasting UX, and launch support. The project shows my ability to turn a complex financial problem into a calm, visual consumer app: connecting accounts, modeling upcoming bills, surfacing low-balance moments, and helping users make better timing decisions before money gets tight.
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LUXE Studio is a photo and video editing app built around focused tools instead of one crowded editor. I worked across product design, native iOS implementation, subscriptions, QA, localization, App Store presentation, and release support. The project shows my end-to-end mobile product workflow: shaping the app experience, shipping polished editing features, refining launch assets, and supporting the product through release.
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I built Runrate's design guide in HTML by describing it to Codex in natural language instead of starting in Figma. It still covers what I would normally organize in a Figma library: - semantic color tokens and themes - typography, spacing, shape, elevation, icons, and motion - accessibility and responsive behavior - reusable components with states, usage guidance, anti-patterns, and live examples - product patterns for the ledger, accounts, forms, navigation, and risk or recovery states - guidance for translating the same intent between Web and iOS The difference is that these are not static frames. The tokens are implementation contracts. The components can be used in the browser. The patterns include real constraints, interaction behavior, and accessibility. Production Web remains the source of truth. Then I point the project's AGENTS.md file at the guide. The instruction is essentially this: Before creating or changing a customer-facing Runrate surface, consult the design guide. Use Foundations for tokens, hierarchy, and voice. Use Components for behavior and states. Use Patterns for composition. Reuse the existing system before extending it. That applies to new product features, email templates, marketing creative, and anything else that should match the guide. So the design system is not only a library.... it becomes part of the context used to generate the work. https://myrunrate.com/design What do you think about this? And are you making your design system readable by agents? Curious what other people are doing.
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84
iOS Developer
(3)
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Lana Do
San Francisco, USA
Frontend Engineer | iOS Developer 🚀
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Frontend Engineer | iOS Developer 🚀
0
lanad22/ios-project-trivia
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8
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lanad22/tuiter-react-web-app-5610-fa22
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6
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lanad22/web-dev-project
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3
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Ved Vaidya
pro
San Francisco, USA
Designer & Builder
34
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Designer & Builder
3
Airhealth helps people monitor indoor air quality and control their purifier. The redesign shifts from control-first to status-first making air quality legible at a glance.
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Early hero exploration for AI startup landing page! No AI one shot tools, no figma killer apps. I find working along side AI tool produces much better results then just delegating it to them.
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Financial dashboard for Ledge. Track all your recurring billing in one place, clients, software, users. Before, you jumped between multiple apps to see different subscriptions. Now you see everything on one screen.
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Aclima Platform Redesign for Clarity
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6
iOS Developer
(1)
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Bilal Rasheed
San Francisco, USA
Android & iOS App Developer (React Native)
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Android & iOS App Developer (React Native)
0
MangoShop Mobile —React Native E‑Commerce Platform
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65
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Built a Multi-Role EdTech LMS (500K+ Users, 47 Countries) using React Native Designed and developed a multi-role Learning Management System (LMS) for a global EdTech platform, serving 500K+ students across 47 countries. The platform supports students, guardians, and center administrators with real-time progress tracking, adaptive learning workflows, and offline-first functionality. Built using React Native with a single codebase, reducing development time while ensuring scalability, performance, and seamless cross-platform experience.
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Investor Point –Full-Stack FinTech Investment Plan
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Peasomy is a React Native property operations and booking platform that unifies property discovery, listings, bookings, payments, and in-app communication. It provides role-based tools for Owners, Agencies, Cleaners, and Security to manage properties, track bookings, revenue, and operations. By centralizing workflows, Peasomy reduces operational friction, improves booking conversion, and helps property businesses scale efficiently.
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115
iOS Developer
(1)
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Slava Kornilov
San Francisco, USA
Mobile/Web Design, Branding
53
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Mobile/Web Design, Branding
0
Geration Vibe Code Dashboard
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32
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Air OS
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53
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AI for iOS Create simple apps on your iPhone
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324
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AI Music OS
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69
iOS Developer
(2)
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Benjamin Prentiss
San Francisco, USA
Mobile Engineer
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Mobile Engineer
0
GitHub - bschenk18/iOS-Capstone
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16
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GitHub - bschenk18/QRCodeTarot: An app to accompany the Tarot 5…
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GitHub - bschenk18/Project
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