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    2,000 aws lambda python najdena dela
    Shiny App na oblak
    Končano left

    Obsežno Shiny applikacijo (spisano v programskem jeziku R) bi bilo potrebno prenesti na oblak, najboljše AWS. Aplikacija trenutno deluje lokalno brez težav, potrebno bi bilo vse spraviti v en kontenjer in spraviti na inštanco AWS, npr. Ubuntu 16.04. V prvem koraku ne bi bil potrebno nobenih log-in certifikatov in dodatne spletne varnosti, gre se samo za premik na oblak.

    €27 - €225
    Pogodba o nerazkritju informacij
    €27 - €225
    0 ponudb

    Ukvarjam se z odločitvenimi modeli, DEX, PROMETHEE, AHP ... Trenutno potrebujem pomoč pri implementaciji python promethee kode v python dex kodo.

    €14 / hr Average bid
    €14 / hr Povprečna ponudba
    5 ponudb

    Ključne reči za reklamu: Pygraming, Online Časovi Programiranja, Tri jezika, C, C++, Python, Ispiti, Testovi, Domaći zadaci, Studenti, Srednjoškolci Za više informacija javite se na mail.

    €23 Average bid
    €23 Povprečna ponudba
    2 ponudb

    - poslovna inteligenca na Microsoft tehnologij tako on-premise kot v Cloudu - Programski jeziki: DAX, MDX, C#, TSQL, SQL, python, spark

    €16 - €32 / hr
    €16 - €32 / hr
    0 ponudb
    Computer science test (45 minutes)
    6 dni left
    Verificirano

    I have an upcoming online computer-science test that concentrates on programming. The platform will present timed questions, mostly in Python with a few that may require work in R Studio. I need a reliable, fast thinker who can stay online with me throughout the session, supply accurate code or concise explanations on demand, and keep the entire process strictly confidential. Deliverables • Be signed in and ready at least 10 minutes before the test window opens (exact date and time will be confirmed once we start). • Provide correct, runnable solutions in Python and R Studio as each question appears. • Remain available until the timer ends so I can clarify anything instantly. Acceptance criteria • Every answer you send must execute without er...

    €98 Average bid
    €98 Povprečna ponudba
    31 ponudb

    I’m enrolled in an online course and want to r my technical skills further, but I learn faster with direct guidance than through videos alone. I’m ...that reinforce each new concept • Feedback on code snippets or mini-projects so I can spot and fix mistakes early • Pointers to high-quality reference materials and tools that complement the course The course itself covers core programming fundamentals and branches into basic web development, so experience with version control, HTML/CSS, JavaScript, and a beginner-friendly backend language (Python or Node) is ideal. If you’re patient, clear in explanation, and comfortable tailoring guidance to a self-paced learner, I’d love to work together. Let me know your availability and how you normally str...

    €360 Average bid
    €360 Povprečna ponudba
    37 ponudb

    Descripción del Proyecto: Necesito un desarrollador experto para crear un sistema de organización y movilización ciudadana basado en un Chatbot de WhatsApp. El sistema debe gestionar el registro de usuarios, segmentación territorial por distritos y un módulo ...tarea. Motor de Analítica: Generación de estadísticas de cumplimiento de tareas por: Territorio (Colonia/Distrito). Grupos de Referidos (Ranking de líderes según la efectividad de su red). Tipo de tarea. Visualización: Gráficos de barras, mapas de calor y exportación de reportes a Excel/PDF. Requerimientos Técnicos: Experiencia demostrable con WhatsApp Business API (Cloud API). Backend: Python (Django/Flask) o Node.js. Ba...

    €423 Average bid
    €423 Povprečna ponudba
    82 ponudb
    Python Real-Time Voice Agent
    6 dni left
    Verificirano

    I need a fully-async Python 3.11+ pipeline that turns a live phone call into a smooth, sub-2.5 s p50 conversational loop. Here’s the flow I have in mind: a Twilio SIP trunk delivers the RTP stream to a WebSocket bridge; LiveKit Agents SDK manages the media session; Deepgram Nova-3 handles streaming STT; the running transcript feeds Claude (with tool-use enabled); Claude’s text comes back out through ElevenLabs Flash v2.5 for TTS and streams to the caller in real time. What I need from you is a working reference implementation, instrumented and tuned so I can see latency at each hop and fine-tune Voice Activity Detection thresholds. The code must retry transient errors, log everything that matters, notify the caller gracefully on trouble, and, if the Sonnet tier fails m...

    €457 Average bid
    €457 Povprečna ponudba
    113 ponudb

    I need an experienced Python developer to create a reliable browser automation script for a multi-step online registration/account creation process. Project Requirements: - Must be written in Python - Must implement reCAPTCHA v3 (hidden/invisible) solving via API (no browser plugins or extensions allowed) - Simulate realistic human-like behavior (typing speed, mouse movements, natural delays) - Support proxy usage - Handle dynamic page loading, form filling, button clicks, and element waiting - Clean, well-commented, and maintainable code What I will provide: - Exact flow and selectors - Captcha API credentials - Proxy list The script should be stable and designed to minimize detection. Please only apply if you have strong experience with modern browser automation tools (Pl...

    €42 Average bid
    €42 Povprečna ponudba
    48 ponudb

    ...method) Training Load (TRIMP or equivalent) Time in Zone (TIZ) Heart Rate Recovery (HRR) Sleep & Recovery Metrics Sleep stage estimation (HR/HRV-based) Sleep score modeling Recovery/readiness score Expected Deliverables: Mathematical formulas with clear explanations Step-by-step calculation workflow from raw R–R data Suggestions for signal processing (filtering, smoothing, artifact removal) Optional: Python / MATLAB implementation Preferred Expertise: Experience with HRV analysis or wearable sensor data Knowledge of sports science or athlete monitoring systems Familiarity with tools/apps like Elite HRV is a plus Project Type: Short-term / consultancy (can extend based on quality of work)...

    €8 / hr Average bid
    €8 / hr Povprečna ponudba
    2 ponudb

    ...configuration. Real-Time Updates: Implement WebSocket () for live call status. Admin dashboard for monitoring active calls. Payment System: Integrate crypto payments for subscriptions. Admin Panel: User management (CRUD). Call logs and system settings. Database: Design schema for users, calls, and subscriptions (PostgreSQL/MongoDB). Tech Stack Backend: Node.js (Express) or Python (FastAPI). Real-Time: Socket.IO. Telephony: Twilio/Plivo API. Payments: Crypto API or Stripe. Database: PostgreSQL or MongoDB. What’s Done Frontend UI (all pages ready). Static forms (needs dynamic API connection). Your Job Build backend APIs. Connect frontend to backend. Integrate Twilio, WebSocket, and payments. Ensure scalability and security. Requirements Experience with Tw...

    €391 Average bid
    €391 Povprečna ponudba
    118 ponudb

    ...dashboard. The focus of this project is minimizing latency between signal generation and order execution while maintaining regulatory compliance (Order-to-Trade Ratio constraints). The developer must understand low-level performance optimization, concurrency architecture, and Linux system behavior. Core Technical Requirements Python Version (Mandatory) The engine must use: Python 3.13 Free-Threaded build (3.13t) NOT standard Python 3.10–3.12 Reason: Standard Python uses the Global Interpreter Lock (GIL), which blocks true parallelism. In low-latency systems, a 1–2ms delay caused by GIL contention is unacceptable. Multi-Core Architecture with CPU Core Pinning The engine must: Assign specific modules to specific CPU cores Use os.sched_set...

    €5 / hr Average bid
    €5 / hr Povprečna ponudba
    7 ponudb

    ...better comes along, pushing real-time notifications to me, and doing all of this fast enough to pick the shift up within milliseconds of it becoming available. Everything happens through the public web interface, so the script will have to handle login, schedule navigation, and any captcha or timing hurdles Amazon may insert. I’m happy for you to choose the stack—Playwright, Selenium, Puppeteer, Python, JavaScript, or whatever you believe will achieve sub-second reaction times—so long as the final solution can run headless on my own machine (Mac) or a small VPS and is straightforward to configure with my credentials. Acceptance criteria: • Captures an open shift within <1 second of its appearance during a live test • Allows a one-click command...

    €284 Average bid
    €284 Povprečna ponudba
    50 ponudb

    Django Micro-Job Platform - Final Polish & Messaging System Tech Stack: Django 6.0.1, Python 3.11, SQLite, Tailwind CSS (CDN), deployed on PythonAnywhere GitHub Repository: What I Need: Fix messaging system (messaging app) - real-time chat between job seekers and companies, proper message threading, read/unread status, notification badges Debug job application submission (applications app) - ensure "Apply Now" flow works end-to-end, applicants see confirmation, companies receive applications in dashboard Final UI/UX polish - ensure all 18 templates are responsive, fix any broken links/buttons, consistent styling with brand colors (midnight blue #0B1F3B, amber #E8A020) PythonAnywhere deployment verification - confirm WSGI config is correct, static

    €24 Average bid
    €24 Povprečna ponudba
    57 ponudb

    ...later. What I will hand over: • A concise description of the business context, the decision variables involved, and any hard limits or relationships that must hold. What I expect back: • A fully formulated LP model (objective function and constraints) expressed in standard mathematical notation. • A working solution file that can be run in either Excel Solver, LibreOffice Calc with Solver, Python (PuLP, Pyomo or similar) or another open-source tool—please specify your choice up front. • A short write-up (one to two pages) explaining the results, shadow prices and any sensitivity insights so I can understand how profit responds to changes in key parameters. Acceptance criteria: • Objective function must explicitly maximise profit; no surrogate...

    €115 Average bid
    Nujno
    €115 Povprečna ponudba
    20 ponudb
    AI WhatsApp Assistant MVP Build
    6 dni left
    Verificirano

    ...buyer intent in real time, recommend the most relevant properties, and even flag emerging market trends that can influence pricing or inventory strategy. I already have the product vision and early user stories; what is missing is the end-to-end build that ties WhatsApp Business API, the ML pipeline, a lightweight dashboard, and solid authentication together. Tech stack expectations • Backend in Python or Node.js with well-structured server logic and authentication • React / front layer for a simple owner dashboard (lead summaries, insight snapshots) • Clean API development for both internal services and any future third-party integrations MVP acceptance criteria • WhatsApp conversation flow reliably captures inquiries, stores them, and triggers ML ...

    €226 Average bid
    €226 Povprečna ponudba
    26 ponudb

    I need a standalone software application focused on fi...expectations • Simple, modern UI where users can create multiple budgets, assign categories, and set custom periods. • Automatic calculations of variances and percentage differences. • Dashboard with charts (bar, pie, line) for quick insights. • Secure local or cloud-based data storage with user authentication. • Import / export in CSV, XLSX, and PDF formats. • Clean, well-documented code (Python, JavaScript, or another mainstream stack is fine) so future modules—such as expense tracking or invoicing—can be added without a rewrite. Deliverable A fully functional desktop or web application, installation guide, and brief user manual that walks through creating a first budg...

    €443 Average bid
    €443 Povprečna ponudba
    98 ponudb

    I’m looking for a developer who can build a Windows-based script that sits in the background 24/7, talks to the A...functional monitoring script or executable. 2. Simple configuration file or UI for login, email-based 2FA, and location filter (Whole Foods). 3. Live demo showing an instant offer surfacing inside my Amazon Flex app. 4. Installation guide and brief technical write-up. In your proposal, outline: • Total project price and timeline. • The core technologies or libraries you plan to use (e.g., Python + Selenium, REST polling, headless browser). • How you will persist the session to reduce 2FA prompts and pass Amazon’s security checks. I’ll release $150 upfront once we kick off, with the remainder due after I see a real offer ...

    €134 Average bid
    €134 Povprečna ponudba
    63 ponudb

    ...each binary and identify the vulnerability (e.g., buffer overflow, format string, etc.) Develop a working exploit for each challenge Ensure the exploit works both locally and against the remote service Use Python (pwntools) for exploit scripts Deliverables: → working exploit for challenge 1 → working exploit for challenge 2 → explanation of vulnerabilities and exploitation steps → both flags obtained from the challenges Required Skills: Strong experience in binary exploitation (pwn) Familiarity with GDB / pwndbg / gef Experience with pwntools (Python) Understanding of protections such as NX, PIE, RELRO Prior CTF or reverse engineering experience preferred Please include in your proposal: Examples of similar CTF or pwn challenges you have solve...

    €42 Average bid
    €42 Povprečna ponudba
    17 ponudb

    Description: I have a fully functional Telegram Reward Bot running on Python (Telebot) with a PostgreSQL database on Railway. I am expanding this into a Web-based Task System (Task Point Media). What is already done: Full Telegram Bot logic and Database schema. User management and balance system. Basic Postback listener logic. What I need from you (The Expert): Web Bridge: Create a simple, high-speed PHP or Python web-dashboard that fetches User ID and Balance from my existing PostgreSQL DB via a secure URL token. Iron-Clad Security (Crucial): Device Fingerprinting: One device, one account only. VPN/Proxy Detection: Block all tasks if a user is on a VPN/Proxy (mandatory for CPA/AdMob/Unity). Anti-Fraud: Root/Jailbreak detection and Emulator blocking for the webview. SQL Injec...

    €19 Average bid
    €19 Povprečna ponudba
    23 ponudb

    I need a robust computer-vision pipeline that can automatically spot and label consumer-goods products in high-resolution images captu...returns bounding-box coordinates, confidence scores, and class labels for each detected consumer-goods product • Brief deployment guide so my team can replicate results on their own workstation or server Acceptance criteria 1. Mean Average Precision (mAP) ≥ 0.85 on a held-out test set I’ll provide. 2. Inference time ≤ 120 ms per 1920×1080 image on an RTX 3060. 3. Clean, well-commented Python code that installs with a single or environment.yml. If you have existing models that can be fine-tuned on our data, mention that in your proposal along with any relevant benchmarks you’ve achieved on similar manufacturin...

    €394 Average bid
    €394 Povprečna ponudba
    103 ponudb

    Descr...realizar campañas de remarketing automáticas y precisas basadas en el estado del cliente. Refactorización Menor: Revisión de la arquitectura actual para asegurar que las nuevas funciones no afecten la estabilidad del sistema existente. Perfil Deseado: Experiencia demostrable en integración de APIs (Google Sheets, CRMs). Dominio del stack tecnológico en el que está construida la app (Node.js, Python, PHP, etc. — completar según tu caso). Capacidad para trabajar con código desarrollado por terceros. Enfoque en UX/UI para que las nuevas opciones de gestión sean intuitivas. Entregables: Código fuente actualizado y documentado. Pruebas de funcionamiento de las automatizaciones de sincronizac...

    €178 Average bid
    €178 Povprečna ponudba
    89 ponudb

    ...customising a scraper in Python that navigates the chosen platforms, capturing posts, comments and any associated meta-information I specify; cleaning the raw output to remove emojis, markup, duplicate lines and other noise; and packaging the final, deduplicated dataset as a CSV or JSON file. Please write the code so I can rerun it anytime (command-line script or Jupyter notebook is fine) and include concise setup instructions plus brief inline documentation. I expect respectful rate-limit handling and compliance with each platform’s public-data policies. Acceptance will be based on: • Accurate capture of the requested text fields from the sample profile list I provide • Fewer than 1 % duplicate rows after cleaning • Script runs end-to-end on my machine...

    €70 Average bid
    €70 Povprečna ponudba
    7 ponudb

    I have some issues with a small Python script that takes a folder of JPEGs and merges them into one PDF through the img2pdf library. The core logic is in place, but three persistent headaches remain: some images refuse to convert, the resulting PDF occasionally comes out corrupted or out of order, and every now and then the script throws runtime errors that halt the process entirely. While you’re inside the code, I’d also like two modest upgrades: • Image compression so the final PDF is reasonably sized without a visible loss of quality. • A clean, custom-naming option that lets me specify the output PDF name from the command line or a simple GUI prompt. Everything is executed on Windows, so please make sure any path handling, dependencies, or testing aligns ...

    €110 Average bid
    €110 Povprečna ponudba
    131 ponudb

    I have a Windows-based desktop application that must talk seamlessly with GoHighLevel (GHL), Clay, and Rb2b so that automated workflows fire without any manual intervention. The goal is simple: once data enters any one of those three services, the integr...GHL propagates to Clay and triggers the defined process in Rb2b, with the desktop app reflecting the change automatically. 2. All API calls are logged to a text or JSON file for troubleshooting. 3. Setup guide (markdown or PDF) lets a non-technical teammate replicate the install in under 10 minutes. If you’ve connected these services before—or built similar Windows integrations with .NET, Python, or Electron—let me see a quick demo clip or repo link. I’m ready to move fast once I know you can wire ev...

    €14 / hr Average bid
    €14 / hr Povprečna ponudba
    71 ponudb

    ...comparativo para identificar patrones de vulnerabilidad y precariedad frente a crisis económicas. Visualización: Generación de tablas de contingencia y gráficos técnicos que faciliten la interpretación de tendencias de inserción ocupacional. Requisitos del Freelancer Dominio de herramientas estadísticas: Experiencia avanzada en software para el tratamiento de encuestas de hogares (Stata, SPSS, R o Python). Conocimiento del Mercado Laboral: Comprensión técnica de indicadores de empleo adecuado, subempleo e informalidad. Capacidad Analítica: Habilidad para transformar datos crudos en insights sobre estrategias de compensación de ingresos y distribución de cargas de ajuste en hogares. Familiar...

    €15 / hr Average bid
    €15 / hr Povprečna ponudba
    14 ponudb

    ...management - Listing / feed system - Booking / request workflow - Real-time chat or notifications - Clean, modern UI/UX Admin Dashboard Features: - User management - Content/listing management - Analytics & reports - Basic support/admin controls Tech Preferences (Flexible): - Mobile: Flutter (preferred) or React Native - Backend: Firebase / Supabase / Node.js - Admin Panel: React / - Cloud: AWS / Firebase Requirements: - Clean and scalable architecture - API-based development - Secure authentication & data handling - Good communication and regular updates Deliverables: - Fully working mobile app (Android + iOS) - Web admin panel - Source code (GitHub) - Deployment support Timeline: 6–10 weeks (can be discussed) Budget: Open (prefer milestone-based payment...

    €230 Average bid
    €230 Povprečna ponudba
    57 ponudb

    ...conditions must all be handled with equal rigor. The system will ingest three primary data streams: peer-reviewed medical literature, de-identified patient health records, and curated clinical-trial datasets. I already have secure access paths for each source; what I lack is the unified pipeline that cleans, embeds, and indexes the content so the model can ground every answer in verifiable evidence. Python, LangChain (or comparable orchestration), Hugging Face transformers, and a vector store such as FAISS or Pinecone feel like the natural toolkit here, but I am open to persuasive alternatives if they improve latency or compliance. HIPAA-level security and full audit trails are non-negotiable. Deliverables • Data-ingestion and cleansing pipeline connected to all three d...

    €228 Average bid
    €228 Povprečna ponudba
    35 ponudb

    ...partnership, potentially full-time as revenue grows, so clean, well-documented code and proactive communication are vital. Tech environment The app is built natively for iOS with standard Apple frameworks and a cloud-based backend. If you are comfortable with Swift (or SwiftUI), RESTful APIs, payment integrations and scalable architecture, you will feel at home here. Familiarity with Firebase or AWS is a plus as we plan for larger user spikes. Success for the first phase is simple: the latest build passes TestFlight without crashes, scores noticeably better on performance metrics, and receives positive beta feedback within four weeks. Let me know how you would approach the bug sweep, the tools you prefer and your typical cadence for weekly updates....

    €430 Average bid
    €430 Povprečna ponudba
    228 ponudb

    To deliver the postgre python flask app

    €127 Average bid
    €127 Povprečna ponudba
    1 ponudb

    I'm looking for a Python script to simulate DDoS attacks for the purpose of testing defense mechanisms. The simulation should cover: - Detection mechanisms: How to identify DDoS attacks. - Mitigation strategies: Methods to counteract the attacks. - Attack patterns: Different types of DDoS attack vectors. The level of detail should be intermediate, providing some technical specifics without going too deep. Ideal skills and experience: - Strong proficiency in Python - Experience with DDoS attack simulations - Knowledge of network security - Ability to document the simulation process clearly I need it within 2days of posting happy to pay, and i need screenshots and explained briefly on a document with between 5-8 mistakes pointed and explained why it wouldn’t wor...

    €547 Average bid
    Nujno Pogodba o nerazkritju informacij
    €547 Povprečna ponudba
    59 ponudb

    Busco acompañamiento personalizado para pasar de un nivel intermedio de ciencia de datos a un dominio sólido de scraping en Python. Necesito entre 8 y 10 sesiones, cada una de una hora y programadas semanalmente, para cubrir lo siguiente: • Diseñar y optimizar algoritmos de scraping enfocados en extracción eficiente y estable. • Revisar mis scripts actuales, identificar cuellos de botella y aplicar buenas prácticas (requests, BeautifulSoup, Selenium, manejo de proxies, rotación de user-agents, control de concurrencia). • Implementar flujos de automatización y puesta en marcha en entorno de producción (cron, Docker básico, logging). • Resolver dudas puntuales de parsing, manejo de datos y almace...

    €11 / hr Average bid
    €11 / hr Povprečna ponudba
    54 ponudb

    ...or 4 instances of an SDN controller called ONOS. The Action: Assign each controller to a specific group of Roadside Units. Simple Words: You are giving each neighborhood its own brain instead of one brain for the whole city. Step C: The "Shared Diary" (Lightweight Blockchain) What to do: Use a simple Python-based blockchain (search for "Simple Python Blockchain" on GitHub). The Action: Write a script where, every time an ONOS controller blocks an IP address, it sends that IP to the Python blockchain. Simple Words: This ensures all controllers are reading from the same "Blacklist." Step D: The "DDoS" Test What to do: Use a tool like Scapy or Low Orbit Ion Cannon (LOIC) script in your simulation. The Action: Target one co...

    €92 Average bid
    €92 Povprečna ponudba
    2 ponudb

    ...applicable) Dependency Injection Service Layer Pattern API Gateway-ready structure Security Requirements: Secure API endpoints Input validation and sanitization Protection against OWASP vulnerabilities Logging, monitoring, and audit trails Technical Stack (Preferred): Backend: ASP.NET Core Web API Frontend: Database: SQL Server / PostgreSQL Authentication: JWT Deployment: Cloud-ready (AWS / Azure / Docker) Performance & Scalability: Caching strategies (Redis or similar) Optimized database queries Load-ready architecture Code splitting and SSR () Deliverables: Complete Frontend + Backend source code Fully functional Library Management System API documentation (Swagger/Postman) Database schema and architecture documentation Deployment guide We are looking for a devel...

    €75 Average bid
    €75 Povprečna ponudba
    20 ponudb
    X Growth Engine Development
    6 dni left
    Verificirano

    ...accept this Task Budget, Please don't Bid I want a self-contained engine that reliably boosts my Twitter presence through a controlled mix of real users and well-managed bot accounts. The goal is to lift raw follower count while also driving up engagement rate and daily profile visits so the growth looks organic and reinforces itself over time. Here is the flow I have in mind. A back-end script (Python, Node, or similar) interfaces with the Twitter API and supporting services, rotates proxies to avoid rate limits, and schedules follow/like/retweet actions that attract genuine users. Parallel to that, a smaller pool of custom bot profiles should be created, warmed up, and blended into the campaign to guarantee momentum during quiet periods. I will feed you target keywords...

    €16 Average bid
    €16 Povprečna ponudba
    39 ponudb

    I'm seeking an experienced Python developer to help with data analysis and automate data scraping tasks. Key Requirements: - Develop Python scripts for data analysis. - Automate data scraping from websites. - Deliver clean, structured datasets for analysis. Ideal Skills: - Proficiency in Python, especially for data manipulation. - Experience with libraries like BeautifulSoup, Scrapy, or Selenium. - Strong background in data analysis, preferably with Pandas or NumPy. - Familiarity with data storage solutions (e.g., SQL, NoSQL). Looking for someone who can write efficient, reliable scripts and has a keen eye for detail.

    €467 Average bid
    €467 Povprečna ponudba
    75 ponudb

    My Windows-based EC2 instance was always reachable over RDP, but suddenly the connection just times out—no pop-up errors, no credential screen, nothing. I have not knowingly altered any security groups or firewall rules and I’m unsure what may have triggered the lockout. I need you to jump in, isolate the root c...firewall and network driver health, or digging into the system logs via SSM Session Manager if necessary. As soon as connectivity is back, please give me a concise summary of what went wrong and the exact steps taken so I can avoid a repeat. Deliverables: • Working RDP access to the instance • Brief written recap of diagnostics and fixes applied If you can start right away and have solid AWS and Windows Server troubleshooting experience, ...

    €99 Average bid
    €99 Povprečna ponudba
    31 ponudb

    Buscamos desarrollador para implementar un módulo ...módulo de documentación (archivos y links) El sistema debe considerar lógica de vigencia, control operativo y trazabilidad de la información. Perfil buscado: Tenga experiencia desarrollando sistemas web con lógica de negocio Entienda flujos operativos y validaciones (no solo interfaz) Pueda proponer soluciones simples, robustas y escalables Ideal experiencia en: ERP / sistemas internos Backend (Python, Node u otros) Manejo de bases de datos Entregables: Módulo funcional integrado a la plataforma Validaciones operativas implementadas Vista administrativa y dashboard Ajustes en módulo de documentación Importante: Este proyecto es parte de un sistema en crecimiento, ...

    €677 Average bid
    €677 Povprečna ponudba
    77 ponudb

    I need a complete scrape of that covers masonry, concrete, paving, demolition and landscape contractors acro...records instead of inflating the count. Deliverables • One clean .xlsx file containing all requested fields, ready for filtering and analysis • A brief text log explaining the scraping workflow, libraries used (e.g., Python–Selenium/BeautifulSoup, Node–Puppeteer, etc.), and any known data gaps • Confirmation that the crawl completed for every U.S. state and territory, without regional bias I will review the spreadsheet for completeness, spot-check against live BBB pages, and verify there are no broken rows or inconsistent column headers before approving. Skills Required Python Data Processing Data Entry Excel Web Scraping Data Mining Bea...

    €843 Average bid
    €843 Povprečna ponudba
    39 ponudb

    I’m looking for an experienced Python developer to build a lightweight script that automates data processing from multiple REST APIs. Scope: - Fetch data from several APIs - Handle real-time responses - Clean and transform data - Output structured data ready for analytics use Requirements: - Command-line script (headless) - Accept arguments (API key, date range, output path) - Error handling (rate limits, bad responses) - Logging for debugging Preferred: - Experience with APIs and data pipelines - Python (requests, pandas) - Clean and maintainable code Deliverables: - Fully working script - Clear instructions to run it

    €6 / hr Average bid
    €6 / hr Povprečna ponudba
    39 ponudb

    ...modern MERN stack with Python micro-services and AI modules. I already have the high-level architecture mapped out; what I need is a developer who can comfortably jump between JavaScript (React, Node, Express, MongoDB) and Python while keeping data engineering best practices front-and-center. The project flows like this: we pull data from several third-party APIs and internal sources, clean and transform it in real time, feed it to a set of AI services, then serve the insights back to users through an intuitive dashboard. Your day-to-day work will touch three key areas: • Data collection – build reliable connectors, handle auth flows, schedule recurring pulls, and maintain error logging. • Data processing – design ETL pipelines, implement transfor...

    €85 Average bid
    €85 Povprečna ponudba
    37 ponudb

    I’m working with voice AI agents (using Retell AI), and I want them to be able to book appointments directly into Google Calendar. The idea is pretty simple in my head: I want to create a small set of func...say the user says: “I want an appointment with Dr. Álvaro González” → the system should know which calendar is his, and create the event there. So we’ll need some kind of mapping between names (or doctors) and their calendar IDs. Also, I’m planning to reuse this across multiple AI agents, so it should be built in a way that I can plug it into anything later. Tech-wise I’m flexible — Node.js or Python is fine — just keep it clean and easy to expand. That’s pretty much it. Nothing overly complex, just s...

    €121 Average bid
    €121 Povprečna ponudba
    122 ponudb

    I’m a Python full-stack developer who also loves DevOps on AWS and the emerging world of Gen-AI and agentic AI. I’ve reached a point where I need both reliable career guidance and a steady flow of suitable freelance projects to accelerate my growth on this platform. What I need from you • Career coaching: regular video sessions to refine my positioning, portfolio, and profile so clients immediately see the value I bring in Django / FastAPI back-ends, React or front-ends, and scalable AWS deployments (EC2, ECS, Lambda, Terraform, GitLab CI/CD). • Project pipeline support: proven strategies or direct introductions that land web development or DevOps contracts where Python, containerisation, and AI integrations (LangChain, vector ...

    €8 / hr Average bid
    €8 / hr Povprečna ponudba
    21 ponudb

    ...Data Extraction * Basic product information * Full product description (HTML) * Yellow alert / warning box under “About this item” (must be extracted بالكامل with formatting) * Activation guide (especially for software products) 3. Data Alignment * Must correctly match scraped data with API data (using product ID and slug) * No duplicates or mismatched records --- Technical Requirements: * Python (preferred with FastAPI or similar) * Experience with headless browsers (Playwright / Selenium / Puppeteer) * Ability to handle dynamic content and anti-bot protections * Experience with scalable scraping (parallel workers, batching, queues) * Strong error handling, retry logic, and logging --- Infrastructure: * Scraper will run on a dedicated VPS (8 CPU / 32GB RAM) ...

    €330 Average bid
    €330 Povprečna ponudba
    228 ponudb

    ...platform and I need clear, data-driven insight into which products are really driving revenue. The goal is simple: surface product-level sales trends so I can see which SKUs consistently outperform and which ones lag behind, all viewed through the lens of revenue generated rather than just unit counts. You’re free to structure the workflow as you see fit, but I expect the core analysis to happen in Python, leveraging pandas and NumPy for data wrangling and aggregation. I’ll supply the dataset along with a brief data dictionary; you return a well-commented Jupyter notebook (or .py script) that: • Cleans and normalises the raw data • Calculates revenue by product over selectable time windows • Highlights statistically significant up- or down-trends ...

    €187 Average bid
    €187 Povprečna ponudba
    22 ponudb
    Full-Stack App Build with MongoDB
    6 dni left
    Verificirano

    ...MongoDB, and finally deploying everything on AWS. MongoDB is the non-negotiable database for this project. For the rest of the stack (React.js, Node.js, or any comparable modern framework), I’m flexible as long as performance, scalability, and clean code standards are met. Deliverables • A fully-functioning application deployed to an AWS account I’ll provide • Well-structured MongoDB schema and seed data • Source code in a Git repository with clear commit history • Concise setup & deployment documentation Please attach your CV with 2-3 international projects No one will be interviewed without any international project . only developers who have handled European client are invited Acceptance Criteria The app must run end-to-en...

    €5 / hr Average bid
    €5 / hr Povprečna ponudba
    88 ponudb

    ...are many duplicates across the databases. The tool must include a pre-processing step to clean and de-duplicate the list before starting the verification process to save time and resources. Account Classification: For every successful login, the tool must scrape the account dashboard to identify if it is a Corporate (Enterprise) or Individual account. Requirements: Efficiency & Speed: Use of Python (Asyncio/Aiohttp), Node.js, or Go is preferred for high-concurrency. Proxy Support: Since we are checking 300k accounts, the tool must support HTTP/SOCKS5 proxies (with rotation) to avoid IP bans. Database Management: Ability to handle large SQL/NoSQL exports and merge results without data loss. Error Handling: Robust "retry" logic for timed-out connections or portal...

    €402 Average bid
    €402 Povprečna ponudba
    116 ponudb

    Overview Building a real-time, data-driven alert system that integrates with third-party APIs, processes incoming data against configurable rules, and delivers actionable notifications to users via ...historical data storage REST API with JWT authentication Responsive web app (user-facing + lightweight admin view) Dockerised services (Docker Compose), locally runnable and cloud-deployable Deliverables Source code (frontend, backend, infrastructure) Setup and deployment documentation Demo walkthrough proving end-to-end alert flow Unit and integration tests on critical paths Skills Required Python (FastAPI or equivalent) PostgreSQL + Redis Docker REST API design with JWT/OAuth Third-party API integration Scheduled job processing (Celery or equivalent) React/ or Vue Push notificati...

    €514 Average bid
    €514 Povprečna ponudba
    84 ponudb