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  • Hourly: $35.00 - $70.00
  • Entry Level
  • Est. time: 1 to 3 months, 30+ hrs/week

We're building a data-driven platform in the beauty/cosmetics space. We've already collected a very large volume of scraped product and brand data, and it's messy - inconsistent formats, duplicates, missing fields, mixed languages, and unreliable values. Your job is to turn that raw data into something clean and reliable, and to build the web application on top of it. This is not a quick gig. We're looking for someone to stay with us for roughly a year and grow with the product. What you'll be doing Building and maintaining a Next.js (App Router) front end and back end Designing and managing our Supabase setup (Postgres schema, RLS policies, auth, storage, edge functions) Cleaning, normalizing, and deduplicating large beauty datasets (this is a major part of the role) Building data pipelines to process and validate incoming scraped data Writing transformation/normalization logic (units, brand names, categories, ingredients, pricing, etc.) Setting up data-quality checks and monitoring Iterating on features with us as the product evolves You should have Strong production experience with Next.js and Supabase (please point to specific projects) Solid SQL/Postgres skills - not just ORMs Real experience cleaning and normalizing large, messy datasets (Python/pandas or similar is a plus) Comfort working with scraped data and all the inconsistencies it brings Good written English and reliable communication Ability to work independently and own your part of the product Nice to have Experience in e-commerce, catalog, or product-data projects Familiarity with data pipelines / ETL tooling Some ML/NLP experience for entity matching or text cleanup Budget We expect this to run around $4,000–$5,000 USD per month depending on experience and hours. This is a long-term commitment, so stability and quality matter more to us than the lowest rate. To apply, please include: Similar past work - links or short descriptions of Next.js + Supabase projects, and at least one data-cleaning/normalization project you've done. Your time zone and your typical available hours - we need to know there's reasonable overlap. Your expected monthly budget within the range above (or your rate if hourly). Applications that don't address all three points will not be considered. A short note on how you'd approach cleaning messy beauty product data is a big plus. We read every proposal carefully and respond quickly to strong candidates. Looking forward to working with you.

  • Hourly: $45.00 - $80.00
  • Intermediate
  • Est. time: Less than 1 month, Less than 30 hrs/week

I’m looking for an experienced React Native developer to help maintain and improve an existing mobile application that is currently live on both the Google Play Store and Apple App Store. The app uses Firebase as its backend, with some server-side functionality currently hosted on Bluehost. The project involves two specific tasks: 1. Font Update in Mobile App Change the current font used across the React Native app Ensure consistent styling across both iOS and Android Verify that the new font is properly bundled and renders correctly on all screens 2. Fix Scheduled API / Cron Job Currently, an API call is intended to run automatically on a weekly schedule. This is set up through a Bluehost server environment but is not functioning reliably. The goal is to implement a stable scheduled job (cron equivalent) that executes the API once per week without manual triggering Open to improved solutions (e.g., server cron, Firebase Functions scheduled triggers, or alternative reliable scheduling approaches) Tech Stack: React Native (iOS & Android) Firebase Bluehost (existing server-side setup) REST API integration What I’m Looking For: Strong experience with React Native styling and asset management Experience with backend scheduling (cron jobs, scheduled functions, or serverless alternatives) Ability to debug existing production apps without breaking live functionality Clean, reliable implementation rather than quick hacks If you’ve worked with Firebase scheduled functions or have experience moving cron jobs off traditional hosting into more reliable systems, that’s a strong plus. Please include examples of similar React Native or backend maintenance work you’ve done.

  • Fixed price
  • Entry Level
  • Est. budget: $450.00

**React Native Expo Developer Needed to Finalize and Deploy Mobile App** We have a mobile app that is nearly ready for launch, and we are looking for an experienced React Native Expo developer to help close out the final development items, test the app, and deploy it to both the Apple App Store and Google Play Store. The app is built with **React Native Expo**, **Appwrite BaaS**, and **Firebase push notifications**. **Scope of Work** We need help with the following: 1. **Final testing and implementation support for key features** * Push notifications using Firebase * OAuth2 login and sign-up flow * Address autocomplete using the Google Places / Google Maps API 2. **Mobile app testing, verification, and validation** * Test the app on both iOS and Android * Identify and fix bugs or deployment blockers * Verify that authentication, notifications, and location/address features work correctly * Ensure the app is stable and ready for production release 3. **App Store and Play Store deployment** * Prepare the app for production builds * Help configure required store settings * Submit the app to the Apple App Store and Google Play Store * Resolve any issues that come up during the submission or review process **Ideal Candidate** The ideal candidate should have experience with: * React Native and Expo * Appwrite backend services * Firebase Cloud Messaging / push notifications * OAuth2 authentication flows * Google Places or Google Maps APIs * iOS and Android deployment * Apple Developer Console and Google Play Console * Debugging production build issues We are looking for someone who can move efficiently, communicate clearly, and help us get the app fully launched.

  • Hourly: $50.00 - $110.00
  • Expert
  • Est. time: 1 to 3 months, Less than 30 hrs/week

I'm building a web app for heavy industry in the pacific northwest. I've made a good start using claude code, but it needs a professional to finalize. See PRD for additional details. "Enviroconnect" (placeholder name) is a curated B2B marketplace where Pacific Northwest industrial facility managers discover, vet, and engage pre-qualified environmental compliance vendors; without cold calls, Google searches, or sales pitches. It is the only platform that combines vendor discovery, environmental compliance specialization, trust-based vetting, and workflow tools (RFQs, messaging, scheduling, reviews, compliance docs, etc.) at a price point accessible to mid-market facilities.

Posted 2 weeks ago
  • Hourly
  • Expert
  • Est. time: 1 to 3 months, Less than 30 hrs/week

Capacitor Developer — Publish Existing React Web App to iOS App Store + Google Play OVERVIEW We're an early-stage fintech education startup with a working, production web app (React, hosted). We need an experienced mobile developer to package a FOCUSED version of our app as native iOS and Android apps and successfully publish both to the Apple App Store and Google Play Store. The web codebase is already built and already has Capacitor scaffolding in place. We are NOT looking to rebuild the app — we need someone who can configure, build, test on real devices, and navigate the full app-store submission and approval process for both platforms. IMPORTANT: This is NOT a "wrap the entire dashboard" job. Our web app is information-dense. We want a focused, mobile-appropriate build — a clean, simplified experience (core screens: watchlist, alerts/notifications, a single chart view, and our AI coach chat). We'll provide the exact scope of screens. Building a thoughtful, native-feeling mobile UX matters more than cramming in every web feature. WHAT YOU'LL DO - Configure Capacitor (or advise if a better approach exists) against our existing React web app - Implement a focused set of mobile screens (we'll specify — roughly 4–6 core surfaces) - Set up native push notifications (APNs for iOS, FCM for Android) - Configure app icons, splash screens, bundle IDs, app metadata - Test on real iOS and Android devices - Handle the full submission process for BOTH stores, including responding to review feedback / rejections and resubmitting until approved - Provide a short handoff doc so we can push future updates REQUIRED EXPERIENCE - Proven track record shipping Capacitor (or React Native) apps to BOTH the Apple App Store and Google Play — please share links to apps you've published - Experience navigating Apple App Store review (especially Guideline 4.2 "minimum functionality" for web-based apps — we need this avoided) - Native push notification setup (APNs + FCM) - Comfortable working with an existing React codebase you didn't write NICE TO HAVE - Fintech / finance app experience - Bilingual app experience (our app is English + Spanish) CONFIDENTIALITY REQUIREMENT — PLEASE READ Our app contains proprietary methodology and business logic. Before any access to our codebase or repository, the selected developer must sign our Independent Contractor Confidentiality / Non-Disclosure Agreement (NDA). This is non-negotiable. The NDA includes standard confidentiality and non-compete-on-our-IP terms. Please confirm in your proposal that you're willing to sign an NDA before code access. (Apply freely — you do NOT need to sign anything to submit a proposal; the NDA is only required once we select you and before we share the repo.) LOGISTICS - We will provide: the existing repo (after NDA), the focused screen scope, brand assets (logo/colors), and our Apple Developer + Google Play accounts (or guidance to set them up). - Platform: iOS + Android (both required). - We do not have a Mac — your build setup must not depend on us having one (you handle builds, or use a cloud build service). TO APPLY, PLEASE INCLUDE: 1. Links to 2–3 apps you've shipped to both stores (Capacitor or React Native) 2. A one-line confirmation you'll sign an NDA before code access 3. Your estimated timeline and quote (fixed-price preferred) 4. One sentence on how you'd approach avoiding Apple's Guideline 4.2 rejection

  • Fixed price
  • Intermediate
  • Est. budget: $300.00

I need a developer to integrate the TForce Freight "Get Rate" API into an existing web-based freight calculator. The situation: I run a door manufacturing company. I've already built a freight calculator (in Lovable, a web app) that takes a customer's order and outputs the pallet dimensions, weights, and shipping details. That part is done and working. What I need is for those outputs to be sent to the TForce Freight rating API so the tool returns a live freight quote automatically, instead of my employee typing everything into TForce's portal by hand. The specific work: Connect to the TForce Freight Get Rate API (endpoint: POST (link removed)) Implement OAuth 2.0 client-credentials authentication (token fetch + refresh) plus the API subscription key Securely store my API credentials so they are never exposed in the frontend/browser — must be handled server-side or via secure environment variables Map my calculator's existing output (origin zip, destination zip, pallet weight, dimensions, accessorials) to the API's request format Return the freight rate into my app and handle errors gracefully (API down, invalid request, etc.) What's already done: The full calculator and all pallet/weight logic is built and working I have TForce developer portal access and will provide credentials securely (not in this job post) TForce provides API documentation, sample request, and sample response What I'm looking for: Experience with REST API integration and OAuth 2.0 client-credentials flow Backend experience (Node.js or similar) — the secret cannot live in the browser Someone who communicates clearly and asks questions upfront This is a small, well-defined job — a single endpoint with standard auth. I have a detailed spec I'll share with the developer I hire. In your proposal, please tell me: what OAuth grant type does this integration use? (This confirms you read the post.)

  • Hourly: $45.00 - $70.00
  • Intermediate
  • Est. time: 1 to 3 months, Less than 30 hrs/week

We are seeking an experienced developer to build a Next.js web application with custom AI integration. The ideal candidate will have a strong background in front-end development and AI technologies. Responsibilities include designing and implementing the application's architecture, integrating AI features, and ensuring a seamless user experience. The project requires collaboration with our team to deliver a high-quality solution.

  • Hourly: $70.00 - $85.00
  • Expert
  • Est. time: Less than 1 month, Less than 30 hrs/week

We need a developer to build a simple AI chatbot MVP using Next.js and the OpenAI API. The chatbot should allow a business owner to enter FAQ or support content, then let users ask questions through a chat interface. The AI should answer based only on the provided content.

  • Fixed price
  • Intermediate
  • Est. budget: $200.00

**Job Description:** We're looking for a frontend developer to recreate the design of a single-page website using **React** and **JavaScript**. The UI/UX design has already been completed—you'll simply be translating the existing design into clean, responsive, and maintainable code. ### Responsibilities * Convert an existing one-page website design into a React application. * Ensure the page is responsive across desktop and mobile devices. * Write clean, well-organized, and reusable React/JavaScript code. * Match the provided design as closely as possible. ### Requirements * Experience with React and modern JavaScript (ES6+). * Strong HTML and CSS skills. * Ability to accurately recreate designs from mockups. * Attention to detail and responsive design best practices. ### Future Opportunities If we're happy with the work, there may be opportunities for additional frontend development projects in the future. These would be separate, paid engagements involving new components and features.

  • Hourly
  • Intermediate
  • Est. time: More than 6 months, 30+ hrs/week

I'm looking for a skilled developer who can move fast, think creatively, and act more like a partner than a contractor. If you're someone who builds things quickly, brings ideas to the table without being asked, and genuinely cares about creating great experiences for end users, keep reading. -—————- **What You'll Be Working On:** This product sits at the intersection of AI, data, and customer experience. At its core, it needs to: - Monitor and process large volumes of data** in or near real time — surfacing insights, anomalies, and patterns that matter. - Send automated personalized outreach via SMS and email — based on the data signals and triggers, the system should be able to generate and send personalized messages to the right person at the right time, without manual intervention - Integrate with POS systems and CRMs** — pulling, syncing, and acting on data across platforms - Deliver a seamless, intuitive customer-facing experience** — this isn't just a backend tool, how users feel when they interact with it matters enormously - Be built on top of **Claude (Anthropic's AI)** using **Claude Code** as a core part of the development workflow We're in early stages, which means we're figuring things out as we go. That's not a warning — it's an opportunity for the right person. --- **What I'm Looking For:** - Hands-on Claude Code experience** — you've actually built with it, not just read about it. Experts only please - CRM and POS integration experience** — you've connected to platforms like Salesforce, HubSpot, Square, Toast, Lightspeed, or similar, and you know the quirks - Data monitoring and pipeline experience** — you've built systems that ingest, process, and surface meaningful signals from large datasets - Customer experience mindset** — you think about the end user constantly, and you've built tools that real customers interact with - Fast builder, fast thinker** — you're comfortable with ambiguity, can ship quickly, and know how to iterate without everything being perfectly defined upfront - Collaborative and opinionated** — I want someone who pushes back, brings ideas, and helps shape where this goes — not someone waiting for a spec I also want to **learn as we build** — so being able to explain what you're doing and why, in plain terms, is important to me. --- A Note Before You Apply: Please only submit a proposal if you have deep, hands-on experience with Claude Code — not surface-level familiarity, not currently learning it. We're looking for someone who has already put in the reps, knows the ins and outs, and can hit the ground running from day one. We respect your time and ask that you respect ours. If Claude Code isn't already a tool you've mastered, this isn't the right fit. **When You Apply, Please Include:** - Specific examples of tools you've built that involve **CRM or POS integrations** — name the platforms and describe what you built - Examples of **data monitoring or real-time data tools** you've worked on — what did it track, how did it work, what was the scale? - Any **AI-powered products** you've shipped, especially using Claude or other LLM APIs — links, screenshots, or descriptions - How you approach building something when the full picture isn't defined yet - A thought or two on what makes a truly great AI-powered customer experience — I want to see how you think --- **What This Could Become:** This is the beginning of something bigger. The right person won't just be a hire — they'll grow with the product. There's real potential for a long-term working relationship as this evolves.

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