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  • Hourly: $20.00 - $50.00
  • Intermediate
  • Est. time: More than 6 months, Less than 30 hrs/week

Post Services is a growing remodeling company serving Chicago and the surrounding areas. We’re seeking a part-time front-end developer to support ongoing development and maintenance of our website. This role involves improving site performance, enhancing user experience, and implementing technical SEO best practices. The ideal candidate is comfortable working independently, communicating clearly, and contributing to a reliable, high-performing digital presence.

  • Fixed price
  • Expert
  • Est. budget: $3,000.00

I have created a web version of a card-sorting college matching app for high school students. I need it rebuilt as a native iOS React Native app. This is a well-scoped job with a working product, an existing backend, and clear deliverables. You are not figuring out what to build, you are converting something that already works into a IOS App. TECH STACK • React Native (bare or Expo — justify your choice) • Gesture-based card UI using industry-standard React Native animation libraries • Calls an existing backend API that returns AI-generated college matches • Source code available on GitHub upon signing NDA • Target: iOS 16+ | Must be built with latest Xcode and iOS SDK TO APPLY YOU MUST INCLUDE: 1. One live App Store links to React Native apps you have shipped 2. Confirmation you are running Xcode 26 3. Two sentences on how you would implement the drag-to-zone card gesture. Applications missing any of the three will not be reviewed. Looking for one developer who has shipped gesture-heavy iOS apps and knows App Store submission from experience.

  • Hourly: $70.00 - $85.00
  • Expert
  • Est. time: 1 to 3 months, 30+ hrs/week

# Full-Stack AI Engineer — Semantic Search + Next.js + Supabase (Long-Term, Contract-to-Hire) ## About We're building an AI-native platform that makes a large archive of recorded talks genuinely discoverable and useful: need-based semantic search over transcribed media, with a subscription product built around it. We have a clear product vision and architecture and are looking for a lead engineer to build the first version and grow with us long-term. Full product details are shared with shortlisted candidates under NDA — this post focuses on the engineering and the skills we need. ## The engineering challenge You'll build a two-part system that shares one database: 1. **A content pipeline (Python):** ingest recorded talks, transcribe them, chunk and enrich the transcripts with metadata using an LLM API, generate embeddings, and store everything in Postgres. 2. **A web app (Next.js):** fast, crawler-friendly, SEO-strong content pages with structured data; retrieval-based search that returns relevant source material with links/citations; user accounts; and Stripe-gated paid content. We care a lot about retrieval *quality* and clean, maintainable architecture — this is a real product, not a prototype. ## Required tech stack - **App:** Next.js (App Router), TypeScript, Vercel. Strong SSR/SSG, SEO, and JSON-LD structured-data experience. - **AI/backend:** Python; production RAG (embeddings, chunking, retrieval quality); LLM API integration. - **Data:** Postgres + **pgvector** (via Supabase); embeddings via a hosted model (Voyage/OpenAI). - **Auth & gating:** Supabase Auth with row-level security. - **Payments:** Stripe (subscriptions + one-time). ## Required skills - Shipped production Next.js (App Router) + TypeScript apps with strong SSR/SEO. - Built a real RAG / vector-search system in production — not a tutorial clone. - Comfortable in Python for data pipelines. - Postgres + pgvector and Supabase in production. - Stripe integration. - Plans before building; communicates clearly in writing. ## Nice to have - Audio/video transcription experience (Whisper / faster-whisper / Deepgram / AssemblyAI). - Agentic coding workflows (e.g., Claude Code). - Content-heavy SEO products or media libraries. ## Engagement - Hourly, contract-to-hire. ~20–40 hrs/week to start; long-term for the right person. - We start finalists on a **small paid test project** (a single self-contained slice of the pipeline) before the full engagement — that's how we evaluate fit. ## Confidentiality This is a proprietary product. Shortlisted candidates sign a mutual NDA before we share full scope and context. Please don't expect complete product details in the first exchange — strong technical applicants will have everything they need to be evaluated, and the rest follows the NDA. ## How to apply Applications that skip these are ignored: 1. **Start your proposal with the word `pgvector`** so we know you read this. 2. Link **two** projects: one live Next.js/SSR app, and one RAG/embeddings or LLM-integration project. Tell us what *you* personally built. 3. Answer briefly: *An offline embedding pipeline and a live search query must use the same embedding model — why does that matter, and how would you guarantee it?* 4. One line on your approach to chunking long-form audio/video transcripts for good retrieval.

  • Hourly: $45.00 - $70.00
  • Intermediate
  • Est. time: More than 6 months, 30+ hrs/week

Developer Scope of Work Project Overview & Engagement Terms Domexa Labs for MyCondoCompliance (mycondocompliance.com). MyCondoCompliance is an enterprise and consumer-facing web platform built to aggregate, OCR, analyze, and report on condominium association compliance data throughout Florida (starting with Miami-Dade County). 1. Key Engagement Expectations: Dedicated Weekly Support: We require reliable, continuous development capacity week-over-week to support platform growth, new features, maintenance, and internal system updates. Flexible Monthly Hours: Hours will flex on a month-to-month basis depending on business priorities, product release cycles, and current backlogs. Minimum 2-3 hours/week, not to exceed 15hrs/week. Rapid Turnaround & Steady Communication: We operate in a fast-paced environment. Quick turnarounds on hotfixes, active updates on tasks, and daily/structured communication are critical. Language Requirement: Excellent, professional verbal and written English is a strict requirement for technical syncs, documentation, and coordination. 2. Technical Infrastructure & DevOps Architecture The MVP is complete, live, and deployed. You will inherit the following technical ecosystem: Infrastructure Stack: - Code Repository: Managed via GitHub. - Front-end Hosting: Deployed and managed on Netlify. - CI/CD: Automatically triggers deployment to production on master branch updates, and to staging/dev on dev branch updates. - Back-end Hosting & Infrastructure: Managed on Digital Ocean inside a Kubernetes environment. - DNS Administration: Managed on Digital Ocean. - Third-Party API Integrations: - Mapbox: Powers map-based search and property discovery. - Mailgun: Handles transactional email delivery. - Chatbase: Integrated for natural language querying and chat functionality. - TipTap: Rich text editor powering board notes and internal editing. 3. Scope Evolution & Core Pipelines As our incoming developer, you will be expected to maintain, debug, and expand upon the core features built during our initial execution phases. A. Data Pipelines & OCR Ingestion Engine - Website Scraper/ETL: Continuous ingestion pipelines that pull structured condo data and metadata from county public registers. - Normalization Engine: Ingestion pipeline that categorizes incoming unstructured documents into strict schemas - OCR & Vectorization: All ingested documents are automatically processed via an OCR layer, and the resulting plaintext is indexed into a vector database for semantic search and Retrieval-Augmented Generation (RAG). B. Autonomous AI Processing Agents We run specialized Python/Node microservices to process aggregated document metadata: - Granular Extraction: AI agents systematically query vector databases to extract critical datapoints - Audit Trails & Provenance: Each extracted datapoint must carry verification properties—linking back directly to the document source, specific page/snippet, and extraction timestamp. C. Portal Tiering & Client Features - Consumer Interface: Detailed property pages, dynamic scoring components, PDF report compilation and downloads. - Enterprise Interface: Multi-tenant web app allowing real estate, financial, and legal clients to access deep search, structured list filtering (e.g., filtering condos by unit counts, reserve posture, specific clauses such as "Kauffman language", and termination criteria), and batch export controls. - Admin Dashboard: Tracks user engagement metrics, domain lookups, purchase histories, and mailing list extractions.

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