
Jerome Sonnet
Verified Expert in Engineering
Software Developer
Dubai, United Arab Emirates
Toptal member since August 5, 2022
With 20+ years in finance, risk management, and IT, Jerome specializes in Odoo ERP architecture and project execution. He excels at designing and implementing scalable solutions and optimizing business processes with Agile development and cloud integration. He has led end-to-end Odoo deployments, engaged regulators, recruited strategic partners, and driven stakeholder alignment. As a full-stack IT engineer, Jerome ensures robust, efficient ERP systems that enhance operational performance.
Portfolio
Experience
- Python - 20 years
- Finance - 15 years
- Asset Management - 15 years
- Odoo - 10 years
- TypeScript - 9 years
- Node.js - 7 years
- Angular - 5 years
- Web3.js - 2 years
Preferred Environment
Python, Angular, Odoo, Full-stack, Full-stack Development, Architecture, Multistage LLM Chains, Open-source LLMs, Agentic Frameworks, Agentic AI
The most amazing...
...thing I've done was advanced workflows, automation, and an AI-driven toolchain for a multinational firm, boosting efficiency by 40% and transforming operations.
Work Experience
AI Generalist Developer
Platform Life Science Solutions FZ-LLC
- Built a regulatory oversight platform enabling healthcare authorities to proactively detect and correct systemic errors in claims processing workflows. Solution empowers regulators to identify quality issues, inconsistencies, and compliance gaps.
- Developed a multi-agent architecture using OpenAI's open-source LLMs for medical semantic analysis, Langchain for agent orchestration, Cube.dev for multi-dimensional analytics, and Langfuse for monitoring/ethics.
- Delivered a working AI demonstration for Saudi healthcare regulators, transforming reactive auditing into an intelligent system optimization.
Freelance Software Engineer
Freelance
- Developed a comprehensive regulatory oversight solution using LLMs for detecting erroneous processes and data flow irregularities in healthcare systems for the MENA region.
- Created an MCP server to prevent AI assistants from wasting thousands of tokens blindly crawling through massive Odoo codebases, missing critical logic, and burning through your budget.
- Implemented Odoo ERP in a dozen companies across the MENA region, covering diverse industries and business sizes. My experience ranges from large-scale retail and import businesses to innovative startups in recycling and sustainable materials.
Requirements Engineer
DISH Digital Solutions GmbH - Main
- Played a key role in a 30-member team migrating dish.digital (Germany) from Salesforce to Odoo. Started as a business analyst to define and streamline requirements, then transitioned into a Solution Architect role due to my deep Odoo expertise.
- Wrote clear, actionable Jira stories to align business needs with development tasks, accelerating delivery cycles.
- Conducted detailed code reviews to ensure quality, maintainability, and adherence to Odoo best practices.
- Designed a robust data migration architecture from Salesforce to Odoo, ensuring integrity and scalability.
- Defined comprehensive test plans for data migration to validate accuracy, completeness, and performance.
Senior Full-stack Odoo Developer
Pilario
- Spearheaded the revival of a faltering project in a transformative journey using Odoo. Faced with a legacy of erroneous code from the prior team, my dedicated efforts led to a remarkable turnaround.
- Orchestrated, with persistent debugging, a profound transformation, converting a chaotic landscape of issues into a coherent and reliable tool. This evolution culminated in the deployment of the rejuvenated solution to esteemed clients.
- Contribution to the project: my work exemplified a rapid and comprehensive redemption, underlining my prowess in problem-solving and technical acumen.
Head of Finance
eCredits
- Developed several tools to manage a crypto project, wallet and transactions monitoring, blockchain usage KPI, dashboarding, and more.
- Created support tools for accurate and timely business decisions.
- Monitored and managed thousands of users in a fully decentralized Web3 environment.
Company Manager
Ross 128
- Provided leadership and general management of this real estate investment vehicle.
- Managed all operational aspects of the company, such as contracts, VAT, taxes, and corporate domiciliation.
- Oversaw customer relationships, invoicing, accounting, and payment follow-ups. The annual turnover of €15 million and delivering 30+ housing units in the competitive Luxembourg market.
Middle Office Manager
Ethias Assurance
- Set up a complete risk management reporting tool from scratch for the asset management department. Implemented valuation policies for 17 billion+ in assets, including complex assets.
- Built a data warehouse on the asset management tool and developed a set of automated reporting using business object (BO).
- Automated monthly reporting producing 100+ reports, including data quality controls, within two days after the closing.
- Managed a team of 7-8 people and completed reporting, economic, and IT profiles.
Software Developer
Ionic Software
- Developed a geographic information catalog service, using ebXML and OGC interfaces on top of Oracle 9 and 10 with GIS extension.
- Developed both the back-and front-end applications in Jakarta EE.
- Involved in the success of this product, which has been sold to several customers and deployed a dozen times.
Experience
Odoo eCommerce for Entertainment company
https://www.goohv.comCustom Odoo ERP Architecture & Front-end Apps for Dish.co (METRO Company)
https://www.dish.co/The project included multi-variant subscription plans, bundling digital and hardware products, and automated lifecycle management for upgrades, downgrades, and renewals.
A custom API synchronized Odoo with Dish eCommerce and migration from Salesforce CRM, real-time pricing policy across 15 countries, order processing, and tax compliance. Business automation improved the fulfillment of software and hardware, country-specific catalogs, and sales workflows.
This system, used daily by 6,000+ users, streamlines operations, reduces manual work, and scales across multiple markets.
Recycle&Go - Waste Can Be Beautiful...
https://www.letzdoo.com/blog/success-stories-2/recycle-go-waste-can-be-beautiful-9Empower Your Business with Sustainable Product Impact Management
https://www.pilario.com/With persistent and meticulous debugging, I orchestrated a profound transformation, converting a chaotic landscape of issues into a coherent and reliable tool. This triumphant evolution culminated in the deployment of the rejuvenated solution to esteemed clients, including industry giants such as Disney, which recognized its value.
My contribution to this project exemplified a rapid and comprehensive redemption, underlining my prowess in problem-solving and technical acumen. The successful deployment of the revitalized tool stands as a testament to my ability to steer complex projects to success, even in the face of substantial challenges.
Horizon
https://horizon.student-crlg.be/web/loginImplement Odoo Enterprise in a Multi-company Environment
https://www.insideseychelles.com/Team Management in Angular
Asset Management Valuation and Risk Reporting
Education
Master's Degree in Actuarial Sciences
Université Libre de Bruxelles - Brussels, Belgium
Master's Degree in Computer Science
Université de Liège - Liège, Belgium
Certifications
Digital Business Strategy: Harnessing Our Digital Future
MIT Sloan School of Management
Bitcoin and Cryptocurrencies
edX
Skills
Libraries/APIs
React, Node.js, Web3.js
Tools
Odoo, Google Analytics, ChatGPT, Auth0, Microsoft Project, CircleCI, Microsoft Power BI
Languages
Python, TypeScript, HTML, JavaScript, Solidity, Python 3, SCSS, XML, SQL, Java
Industry Expertise
Life Insurance, Accounting
Frameworks
Angular, Express.js, Next.js, Agentic Frameworks
Paradigms
Microservices, Requirements Analysis, Agile Software Development, ETL, Business Intelligence (BI)
Platforms
Google Cloud Platform (GCP), Amazon Web Services (AWS), HubSpot, Jakarta EE (Java EE or J2EE), Oracle, AWS Lambda, Docker, Blockchain
Storage
Google Cloud, MySQL, Databases, MongoDB, PostgreSQL
Other
Full-stack, Full-stack Development, Finance, System Architecture, Web Development, Architecture, Software Design, APIs, Decentralized Finance (DeFi), Software Architecture, Networking, Algorithms, Crypto, Asset Management, SAP Business Intelligence (BI), Data Visualization, Leadership, Serverless, Web3, Large Language Models (LLMs), Large Language Model Operations (LLMOps), Artificial Intelligence (AI), Engineering, Asset Valuation, Gatsby, Data Warehouse Design, BEA WebLogic Server, SAP BusinessObjects (BO), Orchestration, Company Accounts, Cash Flow, Multistage LLM Chains, Business Requirements, Agile DevOps, Business & Digital Transformation, Portals, Open-source LLMs, Agentic AI, eCommerce
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