Tìm việc

We are building a cross-platform fitness-tracker app (iOS + Android) in Flutter and need an experienced developer to take it from designs to store-ready builds. Scope Activity tracking, history and progress charts Offline-first data with background sync Authentication and cloud storage via Firebase Push notifications and reminders Requirements Expert in Flutter and Dart Experience with Firebase (Auth, Firestore, Cloud Messaging) Solid state management (Riverpod, Bloc or similar) Published apps on both the App Store and Google Play Nice to have Health platform integration (HealthKit / Google Fit) Automated testing and CI for Flutter Engagement Fixed-price, roughly 8–10 weeks. Designs and API are ready.

We are launching a B2B SaaS product and need a high-converting marketing landing page designed and delivered in Figma with responsive specs. Deliverables Hero, feature highlights, social proof, pricing and FAQ sections Mobile, tablet and desktop layouts A reusable component/style system (colors, type, spacing) Exported assets and a short handoff doc for developers Requirements Strong UI design portfolio with SaaS/landing-page work Expert in Figma (auto-layout, components, variants) Understanding of conversion-focused design and visual hierarchy Nice to have Basic copywriting sense for headlines and CTAs Light motion/interaction notes for developers Engagement Fixed-price, about 2 weeks with two revision rounds. Brand colors and logo will be provided.

We are a new venture and need a designer to create a cohesive brand identity , including a logo and a concise brand guide. Deliverables Primary logo plus responsive/mark variations Color palette and typography system A one-page brand guidelines document Exported assets (SVG, PNG) in light and dark variants Requirements Strong logo and branding portfolio Proficiency in Illustrator (or equivalent vector tools) Ability to present 2–3 distinct concepts before refining Engagement Fixed-price, about 1–2 weeks with two revision rounds. Great entry-level friendly project for a strong junior designer.

We are building an internal analytics dashboard for our operations team and need an experienced React developer to deliver a polished, responsive UI on top of our existing REST API. What you will build A multi-section dashboard with KPI cards, interactive charts and data tables Date-range and category filters with URL-synced state CSV export and a printable report view Light/dark theme and full mobile responsiveness Requirements 3+ years with React and TypeScript Strong CSS skills (Tailwind preferred) and an eye for clean UI Comfortable integrating REST APIs with proper loading and error states Experience with a charting library (Recharts, Chart.js or similar) Nice to have Next.js App Router experience Awareness of accessibility (WCAG) basics Engagement Fixed-price, estimated 3–4 weeks. Figma designs are provided. Please include relevant dashboard work in your proposal.

We need a senior iOS engineer to build a native appointment-booking app in SwiftUI, from a provided design to App Store submission. Scope Browse availability, create, reschedule and cancel bookings Push notifications for reminders and confirmations Apple Pay checkout and receipt history Offline-friendly caching with Core Data Requirements Expert in Swift and SwiftUI (iOS 16+) Solid experience with URLSession networking and Core Data Shipped at least one app to the App Store Familiarity with APNs and StoreKit/Apple Pay Deliverables Clean, documented codebase with unit tests on core logic TestFlight builds throughout, plus App Store submission support Engagement Fixed-price project, roughly 6–8 weeks. Backend API and Figma designs are ready.

We are scaling our analytics stack and need a data engineer to build a reliable ETL pipeline that ingests product events into BigQuery. Responsibilities Design and implement ingestion from our event stream into BigQuery Orchestrate jobs with Airflow (idempotent, retryable DAGs) Model curated tables with dbt and add data tests Set up monitoring, alerting and basic cost controls Requirements Expert in Python and advanced SQL Production experience with Airflow and dbt Strong grasp of partitioning, clustering and warehouse cost optimization Nice to have Experience with streaming (Pub/Sub, Kafka) Terraform for warehouse infrastructure Engagement Hourly, ongoing with a clear initial milestone. Please share a similar pipeline you have shipped.