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PROJECT BRIEF Multi-Client Odoo ERP Platform with Offline-First Architecture, Bank Integration, AI Analytics & Zero-Trust Security 1. Project Overview We are building a **scalable, multi-tenant Odoo Enterprise-based ERP and accounting infrastructure** to deliver outsourced accounting, tax, payroll, inventory, and operational services to multiple clients across industries, including: * Pharmacy * Restaurant * Retail / Clothing * Manufacturing * NGO / Fund Accounting * Merchant / POS businesses The platform must be: * Cloud-first ([login to view URL] preferred) * One database per client (strict isolation) * Offline-first for operations (Africa-ready: unreliable internet/electricity) * Secure by design (zero-trust architecture) * AI-enabled for predictive analytics * Fully documented and production-grade This is not a simple Odoo configuration project. We are building a financial infrastructure platform. We are seeking a senior Odoo architect/backend engineer with security and systems design expertise --- # 2. Multi-Client ERP Architecture ## Core Model * One Odoo database per client * Industry-specific template databases * Central “Firm Core Module” including: * Role-based access control (ACL + record rules) * Period close workflow * Tax workflow tracking * Audit logs * Event UUID tracking for offline sync * Document classification & archival logic Client isolation must be absolute. --- # 3. Offline-First Architecture (Critical Requirement) Because many clients operate in unstable infrastructure environments, the system must continue operational activity during outages. ## A. Edge Node Design Each client site may include: * Mini PC / Edge Server * UPS power supply * Local LAN/WiFi network * Optional 4G failover router Edge Node must include: * Local event capture layer * Local event queue database * Sync engine with retry logic * UUID-based idempotency control * Conflict resolution rules * Device identity & authentication * Audit logs Cloud Odoo remains the system of record. --- ## B. Offline Inventory Receiving Edge must allow: * PO-based receiving * Barcode scanning * Quantity entry * Lot/serial capture (mandatory for pharmacy) * Timestamp + user tracking * Local queue storage Upon reconnection: * Sync via API * Create stock picking * Validate move * Trigger accounting entries * Reject duplicates using event UUID --- ## C. Offline Inventory Dispatching Edge must allow: * SO-based dispatch * Barcode scan * Quantity confirmation * Optional signature capture * Local event storage Upon reconnection: * Sync delivery event * Create stock picking * Trigger COGS + inventory accounting --- ## D. Offline POS * Must leverage Odoo POS offline capability * Auto-sync on reconnect * Prevent duplicate posting * Cash payment safe handling --- ## E. Optional Offline HR Attendance (Phase 2) * Local attendance capture * Sync later to cloud HR --- # 4. Inventory Accounting Integration All accounting remains cloud-based. Receiving: * Debit Inventory Asset * Credit GRNI or AP Dispatch: * Debit COGS * Credit Inventory No accounting logic is allowed on the Edge Node. --- # 5. Bank Feed Integration The system must support: * Direct bank synchronization (daily or near-real-time) * Integration with Plaid/Yodlee/regional aggregators * Token monitoring & renewal handling * Automated reconciliation rules * CSV/OFX fallback imports Bank sync remains cloud-based only. --- # 6. Tax Workflow Management Per client database: * Install correct localization * Configure tax grids & mappings * Generate tax reports * Workflow: Review → Submit → Pay tracking * Filing proof storage * Audit trail Portal-based filing is acceptable in Phase 1. --- # 7. Automated NAS Archiving All uploaded documents must be archived automatically to NAS using a structured hierarchy: FirmArchive ClientCode/ YYYY/ MM/ YYYY-MM-DD Category/ file Preferred architecture: * Attachments stored in S3-compatible object storage * Scheduled export to NAS * Deterministic naming * Encryption at rest * Integrity validation --- # 8. AI Analytics & Predictive Engine We require a background AI system capable of: ## A. Cross-Client Intelligence (Anonymized) * Revenue trend analysis * Margin benchmarking * Cash flow cycle analysis * Inventory turnover benchmarking * Expense ratio comparison Client identities must not be exposed across datasets. --- ## B. Predictive Models AI must provide: * Cash flow forecasting * Inventory restocking prediction * Revenue forecasting * Fraud risk detection * Expense anomaly detection * Tax anomaly detection * Slow-moving inventory alerts * Client financial risk scoring --- ## C. Architecture Requirements The developer must propose: * Separate AI microservice OR data warehouse model * ETL pipeline from client databases * Secure API-based data access * Scheduled model retraining * Explainable outputs * Dashboard integration into firm admin portal --- # 9. Security (Non-Negotiable) The system must follow zero-trust principles. ## Administrative Access * All admin access must be SSH-only via: * VPN or Zero-Trust Gateway * Bastion host * Key-based SSH authentication only * MFA required * No public DB exposure * Root login disabled * IP allowlisting where feasible ## Web Security * HTTPS only * Hardened TLS * WAF + DDoS protection * Rate limiting on login endpoints * MFA for firm users (mandatory) * Strong RBAC enforcement ## Edge Sync Security * Signed API requests (JWT/HMAC) * Device identity * Replay protection * Encrypted local queue storage * Tamper-evident logs ## Backup Security * Encryption at rest & in transit * Immutable backup options preferred * Quarterly restore testing The developer must provide: * Threat model * Hardening checklist * Logging/monitoring plan * Security acceptance tests No claims of “attack-"proof"—only defensible, layered security. --- # 10. Deliverables The developer must deliver: * Complete architecture documentation * Custom Odoo modules * Edge sync engine * AI engine implementation * Bank feed integration * NAS archival automation * Deployment scripts * Testing framework * Disaster recovery plan * Full source code ownership transfer --- # 11. Required Expertise * Advanced Odoo Enterprise * Python backend * Event-driven architecture * Offline synchronization systems * Financial ERP design * Bank API integrations * AI/ML system development * Data pipeline design * Zero-trust security architecture * Linux server hardening --- # 12. Proposal Requirements Please include: 1. Similar ERP systems built 2. Offline sync architecture approach 3. AI stack proposal 4. Security architecture approach 5. Estimated timeline (Architecture + MVP + Full build) 6. Pricing structure 7. Availability for long-term collaboration --- # Important We are building a long-term financial infrastructure platform. We are seeking: * Architect-level thinking * Clean, maintainable code * Scalable design * Security-first mindset * Long-term technical partner
Projekt-ID: 40270800
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114 Freelancer bieten im Durchschnitt $16.103 USD für diesen Auftrag

Hello, We've thoroughly reviewed your project for an Offline-First Multi-Tenant Odoo Suite. This ambitious initiative requires a seasoned professional in Odoo architecture, AI integration, and secure system design, all of which align perfectly with our expertise. We've successfully executed a similar multi-tenant ERP project, integrating offline-first capabilities and AI analytics, ensuring seamless operation in low-infrastructure environments. This experience gives us a unique edge in addressing your project's challenges. Our expertise spans advanced Odoo Enterprise, financial ERP design, and zero-trust security, bolstered by our AI-driven approach to analytics. As a top 1% freelancer with over 200 satisfied clients, our track record in building scalable, intelligent systems is proven. Our portfolio showcases our commitment to uncompromised quality and innovative solutions tailored to client needs. We invite you to message us with more specifics about your vision. We'll craft a detailed, personalized proposal within 24 hours, ensuring a tailored solution and a strategic partnership for your platform's success. Looking forward to collaborating. Best regards, Puru Gupta
$20.000 USD in 50 Tagen
7,8
7,8

With over a decade of web and mobile development expertise, I understand the complexities of your project. Your requirement for a scalable, multi-tenant Odoo ERP platform with offline-first architecture, bank integration, AI analytics, and zero-trust security presents a unique challenge that I am well-equipped to tackle. Having worked extensively in the fintech sector, I have successfully delivered similar projects, ensuring seamless integration of complex functionalities tailored to specific industries like pharmacy, retail, and manufacturing. My experience in blockchain technology further reinforces my ability to create secure and efficient systems, making me the ideal candidate for your project. I am excited to bring my skills in Odoo Enterprise, Python backend, offline synchronization, AI/ML development, and zero-trust security to the table. My proven track record in delivering high-quality solutions aligns perfectly with your long-term platform goals. Let's collaborate on building a robust financial infrastructure platform that meets all your requirements. I look forward to discussing further details and providing you with a comprehensive solution.
$16.000 USD in 75 Tagen
7,5
7,5

Hello, I am excited about the opportunity to develop your Multi-Client Odoo ERP Platform with an Offline-First Architecture. My extensive experience in creating robust multi-tenant solutions will ensure that your platform meets the diverse needs of your clients while maintaining seamless offline functionality. I understand the importance of integrating banking systems and incorporating AI features to enhance user experience and efficiency. My approach focuses on delivering a comprehensive solution that not only meets your specifications but also exceeds user expectations. With a strong emphasis on architecture and user-centric design, I am confident in my ability to bring your vision to life. Let’s discuss how I can contribute to your project and ensure its success. Regards, Nurul Hasan
$10.000 USD in 60 Tagen
7,4
7,4

⭐⭐⭐⭐⭐ Valuable Client, we at CnELIndia, led by Raman Ladhani, are well-positioned to deliver your multi-tenant Odoo ERP with offline-first, zero-trust, and AI-enabled architecture. We propose a phased approach: first, design per-client isolated databases and industry-specific templates with a central Firm Core Module. Our offline-edge solution ensures uninterrupted operations with local event queues, conflict resolution, and secure device identity. Cloud-based accounting, bank feeds, and NAS archival integrate seamlessly, while AI analytics leverage anonymized ETL pipelines for predictive insights. Security is enforced end-to-end with hardened Linux servers, MFA, signed API requests, and tamper-evident logs. CnELIndia will deliver full architecture documentation, custom Odoo modules, edge sync engines, AI engines, automated archival, and a tested deployment framework, ensuring a production-ready, scalable, and maintainable financial infrastructure platform.
$15.000 USD in 7 Tagen
7,6
7,6

Dear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in Python, Cloud Computing, Software Architecture, SAP, ERP, PostgreSQL, Odoo, Backend Development, Database Management, AI Development and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$16.025 USD in 5 Tagen
7,9
7,9

Hi there, The project needs a strong Odoo architecture with many features like offline-first design and bank integration. I will focus on creating a secure and efficient system that meets all your requirements. Here is what I will deliver: - Complete architecture documentation - Custom Odoo modules - Edge sync engine - AI engine implementation - Bank feed integration - NAS archival automation - Deployment scripts - Testing framework - Disaster recovery plan - Full source code ownership transfer You will have a fully functional multi-client Odoo ERP platform that is ready for production and meets the needs of different industries. Regards, Burhan Ahmad
$10.000 USD in 30 Tagen
7,0
7,0

Hi there I have read your requirements and understood that you are looking for develop a Multi-Client Odoo ERP Platform with Offline-First Architecture, Bank Integration, AI Analytics & Zero-Trust Security. We have already developed similar project and will happy to work on this project as per your need. We have 6+ years experienced developer team and we already built 200+ projects on Web platform. Can you please share your best time for the chat so we can discuss further and move ahead. Let's discuss further in details. Awaiting for your response. Thanks
$25.000 USD in 80 Tagen
7,4
7,4

I can help with this, I will build the ML pipeline from data preparation through model training, validation, and deployment. The system will include proper experiment tracking and model versioning. I will set up automated retraining triggers based on data drift detection so model accuracy does not silently degrade over time. Questions: 1) What does the training dataset look like - size, format, and labeling status? 2) What is the deployment target - API endpoint, batch processing, or embedded? 3) Are there specific accuracy or latency requirements? Ready to start whenever you are. Kamran
$10.100 USD in 60 Tagen
7,3
7,3

Hello, I’ve handled similar Odoo form customizations before, adding new fields and implementing conditional logic so forms dynamically show or hide inputs based on user selections while keeping the UI clean and efficient. I’m an Odoo Developer with 7+ years of experience customizing modules, forms, and workflows, and I’ve delivered similar UI improvements with precise field logic and smooth user experience. Which Odoo version are you currently running so I can ensure the customization matches your existing modules and views? You can send me a message so we can quickly discuss your project and proceed further. I am looking forward to hearing from you. My Portfolio: https://www.freelancer.com/u/bhatti Best, Hammad
$10.000 USD in 20 Tagen
6,9
6,9

Hello, With WellSpring Infotech, you're not just getting an Odoo expert to develop your multi-tenant ERP platform; you're partnering with seasoned professionals who have successfully delivered complex projects for over a decade. As a senior Odoo architect with extensive backend development experience, I am well-versed in creating scalable solutions that prioritize efficient industry-specific processes. Building a financial infrastructure platform from scratch is precisely what we specialize in at WellSpring Infotech. My team and I are known for embracing diverse challenges, much like the one your project poses. The offline-first architecture requirement, optimized for areas with unreliable internet and electricity supply, aligns with our forte. In past projects, we have developed similar edge-node designs for clients operating in remote areas and have ensured smooth operations even during extended outages. We also guarantee complete adherence to Odoo's core model demands, including ACL-based controls and audit logs. Rest assured that partnering with us will ensure a fully-documented, production-grade system that exceeds your expectations. For an end-to-end solution tailored to the specific needs of your project trust WellSpring Infotech! With Regards!
$15.000 USD in 90 Tagen
6,8
6,8

Hi, I've thoroughly reviewed your project requirements and I am excited about the opportunity to build the Offline-First Multi-Tenant Odoo Suite. With my extensive background in Odoo Enterprise and my proven track record of delivering scalable and secure financial infrastructures, I am confident that I can help you meet your project goals. I have completed various complex ERP implementations that required advanced offline synchronization, bank integrations, and robust security architectures. My expertise in zero-trust security and AI analytics aligns perfectly with your needs for a reliable and secure system. I understand that this is not just about Odoo configuration but about building a comprehensive financial ecosystem for diverse sectors. Let's connect and discuss how we can establish a long-term partnership to bring your vision to fruition. I can prepare an initial roadmap and deliverables timeline in our first meeting. What specific industries do you foresee requiring the most customization in their ERP functionalities? Thanks,
$18.315 USD in 15 Tagen
6,4
6,4

I have reviewed your requirements carefully and understood the scope of building a multi-tenant, offline-first Odoo ERP platform with bank integration, AI analytics, and zero-trust security. I have 10+ years of experience in Odoo Enterprise development, Python backend, event-driven systems, financial ERP architecture, and secure cloud/offline deployments. I would approach your project starting with architecture and system design, followed by custom module development, edge sync engine, AI microservices, and full deployment. I will provide 2 years free ongoing support and complete source code, follow Agile methodology, and assist from zero to production-ready deployment. The platform will ensure absolute client isolation, offline-first functionality for inventory, POS, and HR, secure bank feeds, NAS archival, predictive AI analytics, and layered zero-trust security. Deliverables include full architecture documentation, modules, AI engine, sync framework, deployment scripts, and disaster recovery plans. I am available for long-term collaboration and will work until the system meets all operational, security, and performance expectations. I eagerly await your positive response. Thanks
$15.000 USD in 7 Tagen
6,5
6,5

With over 10 years of experience as a technical professional and entrepreneur, I bring end-to-end expertise for your multi-tenant Odoo ERP project. As the founder of Avalon AI, renowned for building smart scalable Odoo solutions and ERP integrations, my team and I have a deep understanding of the platform's core architecture to ensure data isolation per client, secure by design, offline-first operations even in unstable infrastructures and zero-trust security. The critical requirement for an offline-first architecture that aligns with your project goals is well within my wheelhouse. I led many similar projects requiring edge node designs enabling smooth operations during internet outages. I'm experienced in local event capture layers, sync engines with retry logic for continuous operations tracking, and UUID-based idempotency control, all pivotal components for a robust and reliable offline workflow eCommerce system.
$15.000 USD in 7 Tagen
6,1
6,1

Hi, I can help you with this. I am a Business Automation expert who helps teams reduce manual work and streamline operations with 6+ years of experience. I've helped previous clients with similar projects. you can see my profolitio in my profile Let me know your interest, Sincerely, Nicolas
$15.000 USD in 7 Tagen
5,5
5,5

Hello, I bring over 14 years of dedicated experience working with Odoo, from version 5 to the latest v19 in both Enterprise and Community editions. As an Odoo-certified consultant, I specialize in delivering tailored solutions to meet your business needs. My services include: Installation, Implementation, and Configuration Customization and Consultation Migration and Training Integration with APIs and 3rd-party applications I also have extensive experience deploying Odoo on various platforms, including any cloud environment and Odoo.sh. As an active member of OCA and the Odoo community, I hold a top position on the Odoo Forum (view profile). This reflects my commitment to sharing knowledge and staying at the forefront of the Odoo ecosystem. When you partner with me, you can expect quality, reliability, and a deep understanding of your unique requirements. I look forward to helping your business unlock its full potential with Odoo. Let’s discuss how I can support your goals!
$15.000 USD in 22 Tagen
5,5
5,5

Hi, I can design a secure multi-client architecture (one DB per client), build the offline edge sync layer with event queues + UUID idempotency, and implement bank integrations, AI analytics, and zero-trust security. My approach focuses on scalable cloud infrastructure, clean custom modules, and reliable offline-to-cloud synchronization for inventory, POS, and financial workflows. Could you share the expected timeline for the architecture phase and MVP? Looking forward to discussing the system design.
$10.000 USD in 7 Tagen
4,6
4,6

Hello, I have reviewed the details of your project. i will design the multi-tenant odoo enterprise platform with one database per client, defining industry-specific templates and a central firm core module handling role based access, tax and period close workflows, audit logs, and uuid-based event tracking for offline sync. offline-first operations will be enabled through edge nodes at client sites with local event queues, conflict resolution, and secure device authentication while all accounting, bank feeds, and ai analytics remain cloud-based on odoo.sh. bank integration will use api connections to regional aggregators with automated reconciliation and csv fallback, while ai models will pull anonymized data through secure etl pipelines for predictive forecasting and anomaly detection, integrating results into dashboards. nas archival will store encrypted documents with deterministic naming and scheduled exports from s3 storage. security will follow zero-trust principles with bastion hosts, vpn, key-based ssh, mfa, https enforcement, signed api requests, and tamper-evident logs. load and performance testing will be defined for cloud and edge sync operations, with detailed disaster recovery, backup, and monitoring plans. Let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$15.000 USD in 7 Tagen
4,4
4,4

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have experience building scalable ERP architectures with offline synchronization capabilities; recently developed a multi-tenant financial platform that seamlessly handled offline operations in unreliable network environments. The most crucial part for success is designing a robust offline-first event capture and sync layer ensuring data consistency despite connectivity issues. Approach: ⭕ Design isolated Odoo databases per client with firm core modules for access control and audit logs ⭕ Implement edge node local event queues with UUID idempotency and conflict resolution ⭕ Create secure, zero-trust sync protocols with JWT and device authentication ⭕ Develop AI microservices for cross-client analytics and predictive financial models ⭕ Integrate bank feeds and NAS archival workflows with encryption and monitoring ❓ Could you clarify if you have preferred AI frameworks or existing infrastructure for the analytics microservice? I am confident my expertise in advanced Odoo, event-driven architecture, AI integration, and security-first design matches your long-term platform goals perfectly. I look forward to partnering on this critical financial infrastructure project. Best regards, Nam
$18.000 USD in 60 Tagen
3,9
3,9

HELLO, HOPE YOU ARE DOING WELL! I understand you are developing a scalable multi-tenant Odoo ERP platform with an offline-first architecture, focusing on diverse industries such as pharmacy, restaurant, and retail. My expertise in building secure and efficient ERP systems aligns perfectly with your requirements. My plan is to create a robust architecture that ensures strict client isolation, effective offline operations, and integration with AI for predictive analytics. I will document each phase thoroughly to maintain clarity and facilitate future enhancements. I'd like to have a chat with you at least so I can demonstrate my abilities and prove that I'm the best fit for this project. Warm regards, Natan.
$16.650 USD in 1 Tag
3,4
3,4

Greetings! I’m a top-rated freelancer with 16+ years of experience and a portfolio of 750+ satisfied clients. I specialize in delivering high-quality, professional offline-first multi-tenant odoo suite creating services tailored to your unique needs. Please feel free to message me to discuss your project and review my portfolio. I’d love to help bring your ideas to life! Looking forward to collaborating with you! Best regards, Revival
$10.000 USD in 30 Tagen
3,1
3,1

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