You have decided to implement Odoo. Perhaps you have already run a demo, looked at the modules and concluded that the system fits your processes. Now the next question presents itself: will you do it yourself or bring in a consultant? And if you opt for the latter, what should you look for? Choosing the wrong consultant costs you not only money, but also time, frustration and, in the worst case, an implementation that never works properly. A good Odoo consultant understands not only the system but also your business processes, speaks your language and delivers within the budget you agreed. In practice, that combination is rarer than you would expect. This article explains what to look for when hiring a consultant, which questions to ask and which red flags you should not ignore.
What exactly does an Odoo consultant do?
An Odoo consultant configures the system, builds customisations where needed and guides your organisation through the roll-out. That description sounds simple, but it covers a wide range of tasks. A consultant first analyses your business processes and translates them into Odoo modules and workflows. They then configure the system: setting up dashboards, creating reports, connecting external systems and training your staff. On more complex projects they also write custom modules in Python or modify existing ones. That technical side matters, but it is not enough. A good consultant helps you think about process optimisation. They point out when a manual step in Odoo can be automated, or when a module you want to modify is already available as standard in a newer version. They also tell you when something cannot be done, or when a chosen solution will cause you problems in the longer term. That combination of technical knowledge and process thinking is what separates a working system from a system that adds real value. So in every conversation, ask for examples of previous projects and how the consultant dealt with setbacks or unexpected requirements.
Why bring in a consultant at all?
Odoo has a free Community version and plenty of documentation. So why pay for outside expertise? The answer depends on the complexity of your implementation and the knowledge available in your team. One user, a simple process and enough time to read up? Then you can probably do it yourself. But as soon as you combine several modules, need customisation or face strict deadlines, the risk rises quickly. A common mistake is underestimating how much time an implementation takes. What works in ten minutes in a demo takes weeks of configuration, data import, testing and adjustment in practice. A consultant has walked that road dozens of times and knows which steps you can skip and where extra attention is needed. They also prevent costly mistakes. Incorrectly configured accounting, a workflow that does not match your processes or a database structure that does not scale: tracking down and fixing problems like these takes far more time than setting things up properly from the outset. In many cases a consultant pays for themselves by shortening the project and avoiding repair costs. Bear in mind, though: not every consultant is equally suited to every project. A manufacturing specialist adds little value if all you need is a CRM.
Community versus Enterprise: which consultant fits?
Odoo comes in two versions: the open source Community edition and the paid Enterprise edition. That choice directly affects the type of consultant you need. Community consultants often work on a project basis, charge lower hourly rates (between 75 and 125 euros per hour) and have no ties to Odoo S.A. They use the free source code, modify modules and build their own functionality. Enterprise consultants are often official Odoo partners, pass licence costs on to the client and typically charge between 100 and 175 euros per hour. The advantage of Enterprise is access to additional modules, better mobile apps and direct support from Odoo S.A. The downside is the licence cost: from around 25 euros per user per month, rising with the number of apps you activate. For a company with twenty users and eight apps, you can easily be paying 500 to 800 euros a month. Community has none of those costs, but you do miss out on functionality and have to arrange all support through your consultant. Which version you choose depends on your budget, the modules you want and whether you have technical knowledge in-house. Always ask a consultant about their experience with both versions and have them explain which version best suits your situation. A good consultant does not automatically steer you towards the more expensive option.
How do you recognise a good consultant by their rates and way of working?
Rates alone say little, but the way a consultant builds up their prices says a great deal. Many consultants charge by the hour, often with a minimum of half a day. That works well for small-scale further development or support, but on larger projects it leads to uncertainty about the final price. So ask whether the consultant is willing to work for a fixed price. That is only possible if the scope is clear, but it forces both parties to think carefully in advance about what is and is not part of the project. With a consultant who readily says yes to every request without translating it into hours or costs, you run the risk that the final invoice turns out much higher than expected. Also look at how a consultant handles the unforeseen. Ask for a concrete example: what happened when a client wanted an extra module halfway through the project, or when it turned out that a legacy system could not be integrated? An experienced consultant has standard answers to this, such as a change request procedure or a separate budget of hours for unforeseen work. Ask about availability as well. Some freelance consultants run four projects at once and are hard to reach as a result. Other agencies have a dedicated project manager and several developers. Both models can work, but you need to know where you stand. Discuss communication too: how often do you receive updates, through which channel, and who is your point of contact for questions?
What technical knowledge should a consultant have at a minimum?
An Odoo consultant does not need to be a fully fledged programmer, but they must understand how the system works under the bonnet. They must be proficient at configuring modules through the interface, but also know the basics of the Odoo framework: models, views, controllers and the ORM. If you need customisation, they must be able to read and write Python and know how Odoo modules are structured. They also need experience with data import and export, because almost every implementation starts with transferring existing data. A good test: ask how they would handle thousands of rows of customer data from an Excel file in which postcodes are missing and customer names are spelt inconsistently. An experienced consultant explains how they clean the data, which tools they use for it and which fields are mandatory in Odoo. They also warn you about common problems, such as duplicate contacts or empty fields that later block a workflow. In addition, a consultant should be familiar with the modules that are relevant to your industry. Are you in manufacturing? Then they need to know the MRP module inside out. Do you run a webshop? Then experience with the eCommerce module and payment providers is essential. Ask for references in similar industries and have them explain how they would set up a specific process in Odoo. Do not hesitate to get technical: if a consultant cannot explain what a many2many relationship is or how to set up a scheduled action, you are missing a piece of knowledge you will need later on.
How important is industry experience really?
Some consultants promise that Odoo works for every industry and that process knowledge is unnecessary. That is only partly true. Odoo is indeed modular and adaptable, but its standard workflows are built around generic business processes. A consultant who knows your industry recognises more quickly which modules are relevant, which modifications are common and where the pain points lie. Take a wholesaler of building materials, for example: stock is often loaded on site, invoices have to be split by project and customers pay on the basis of a monthly statement. A consultant without industry experience assumes the standard sales workflow and gets stuck as soon as it turns out that a delivery slip does not automatically trigger an invoice. A consultant with experience in the construction sector has seen this scenario before and knows which modules or custom scripts are needed. On the other hand, a consultant with general Odoo knowledge can also do excellent work, provided they are willing to invest time in understanding your processes. More important than industry experience is whether the consultant is curious and asks follow-up questions. Watch how they respond to complex processes: do they point out alternatives that fit better with Odoo's standard capabilities, or do they push straight for customisation? A red flag is a consultant who sends a quote after a one-hour intake without coming back on unclear points. A green light is a consultant who offers a second opinion on your process design or suggests running a pilot with one department.
What should you ask about references and how do you check them?
References are more than a list of company names on a website. Ask for the contact details of at least two recent clients and call them. Many consultants only mention successful projects; a phone call gives you the chance to dig deeper. Ask concrete questions: how was the communication, was the schedule met, what went wrong and how was it resolved, and would you hire the consultant again? Also ask about aftercare: what happened after go-live, how quickly were bugs fixed and how was further development handled? Another checkpoint is the official Odoo partner list. Is the consultant listed there as a Ready, Silver or Gold partner? Those labels say something about the number of completed projects and certifications obtained, but they are no guarantee of quality. A freelancer without partner status can do excellent work, particularly with the Community edition. Look at certifications as well. For some years now, Odoo has offered its own training courses and exams for developers and functional consultants. A certificate is a plus, but not a hard requirement: experience counts for more. Finally, ask about the size of previously completed projects. A consultant who has mainly done implementations for five users has less experience with complex multi-company structures or advanced inventory management than someone who has run projects with fifty users. Conversely, a large player can be overkill if you want to set up a simple CRM.
Fixed price or hourly: what suits your project?
The choice between a fixed price and billing by the hour depends on how clear the scope is. With a fixed price you know in advance what you will pay, but you run the risk that the consultant sticks to the letter of the quote and sees no room for changes. With an hourly model you only pay for the work actually done, but the invoice can mount up if the project turns out to be more complex than expected. A fixed price works well if you have a clear plan: which modules, how many users, which integrations and which data needs to be migrated. Say you want a CRM with twenty users, connected to your existing mail server and populated with a thousand customers from a CSV file. An experienced consultant can make a reasonable estimate of that and quote a price between 5,000 and 8,000 euros, including training. If it turns out halfway through that you also want to import your full sales history, and that this data is spread across three old systems, that falls outside the scope and you pay extra. So agree in advance how scope changes will be handled: at what rate, with what lead time and under which procedure. On larger projects, some consultants work with a hybrid model: a fixed amount for the core implementation and an hourly rate for customisation and further development. That gives certainty on the largest cost item and flexibility for the rest. Also ask whether the rate includes or excludes aftercare: bug fixes in the first month are part of a proper implementation, but ongoing support is not.
How long does an implementation take and what determines that?
A frequently asked question with a rather unsatisfying answer: it depends. A simple CRM can be live in two to four weeks, whereas a full ERP implementation with manufacturing, inventory, purchasing, sales and accounting easily takes three to six months. That range is determined by the number of modules, the amount of customisation, the quality of your existing data and the availability of your own team. A consultant can work fast, but needs input: process descriptions, test data, feedback on configurations and time from end users for training. In practice, schedules mainly stall on the client side. The IT manager is busy, the finance director is on holiday and the sales department still has to supply an Excel file with product prices. A good consultant allows for this and plans weekly check-ins, clear milestones and a buffer for delays. Ask about the expected timeline and how it is built up: how many hours of configuration, how many hours of data import, how many hours of testing and how many hours of training? Also ask what happens if the schedule overruns: do you pay for each extra hour, or is there a goodwill arrangement? And ask about the go-live strategy: does everything go live at once, or is it rolled out in phases? A big bang has the advantage that you are done quickly, but it increases the risk of chaos. A phased roll-out takes more time, but gives you the chance to learn and adjust.
Average project duration: A CRM for 10 users: 2-4 weeks. An ERP with 5 modules for 25 users: 3-6 months. Customisation usually adds 30-50% to the lead time.
Where it goes wrong in practice
The first pitfall is unclear communication about what is and is not standard. Many clients assume that a feature they saw in the demo will automatically work in their installation. In reality, almost everything has to be configured: workflows, access rights, reports and notifications. A consultant who does not explicitly explain which steps are needed and how much time they take creates unrealistic expectations. Prevent this by asking for a detailed scope description in the quote, listing per module what will be set up. Also discuss what falls outside the scope and at what rate it could be added if required. The second pitfall is too little aftercare. After go-live, bugs and questions always surface. A user cannot log in, a report shows odd figures or a workflow blocks for unclear reasons. A good consultant offers at least one month of aftercare in which minor problems are resolved free of charge. Ask explicitly whether that is included in the price and how quickly you can expect a response. Some consultants charge the full hourly rate for every question straight after go-live; others have a support subscription with a fixed number of hours per month. The third pitfall is a lack of documentation. If the consultant leaves after delivery and nobody knows how a custom script works or why a particular workflow was set up the way it was, you are stuck. So insist that configurations are documented: which modules have been activated, which settings have been changed, which custom code has been written and how the main workflows operate. Also have that documentation reviewed by someone from your own IT team, so that you do not remain dependent on one person.
What do you do first?
Start by mapping your own processes. Draw up an overview of the modules you think you need, the number of users and the main integrations. Then invite two or three consultants for an intake meeting and ask the questions from this article: which version do they recommend, how will they approach the project, what are the estimated costs and lead time, and can you call references? Do not compare on price alone, but also on gut feeling: do you trust this person, do they explain things clearly and are they prepared to say no? Then choose a consultant who is willing to run a pilot or proof of concept: two to four weeks in which a small part of your process is built in Odoo. That gives you insight into their way of working, speed and quality before you commit a larger sum. Make sure you reserve time yourself: an implementation only succeeds if you think along actively, supply data and involve your staff. And remember: a good consultant is not a miracle cure, but a guide who helps you get the most out of Odoo.
Photo: Md Ishak Rahman on Unsplash