Recommendation Engines Development Services

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Experience the impact of tailored recommendations on your bottom line, increasing user engagement and boosting conversion rates with AI recommendation engine development by Devox.

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What are Recommendation Engines

What are Recommendation Engines and How Can They Help My Business?

Recommendation engines are software applications or algorithms that suggest items or content to users. They are widely used in e-commerce, online advertising, music streaming, movie streaming, news websites, and more, to help users discover products, services, or content that are relevant and interesting to them. Simply put, it’s the way YouTube, Netflix or Spotify recommendations work.

AI recommendation engines make it so the content you offer is personalized and tailored; the better this criterion is met, the more users you can attract, retain and provide quality service to.

There are generally three main types of recommendation engines:
Content-based recommendation (analyzes items’ properties or features and assesses user’s part behavior);
Collaborative filtering (recommends items based on the behavior or preferences of similar users, relying on ratings, reviews, or purchase history of similar users);
Hybrid recommendations (combines the previous two principles).

Services We Provide

Recommendation Engines Services We Provide

Let us tailor an AI recommendation engine to your production and content: Devox can develop content-based, collaborative filtering, or hybrid engines for multiple purposes, combining approaches where your objectives necessitate it.

  • E-commerce Recommendation Engines

    Get a recommendation engine similar to the one on Amazon, eBay, and Alibaba. Reach better order value by recommending products based on past purchases, viewed items, or shopping cart contents (collaborative filtering engine). Alternatively, suggest products by analyzing their attributes, descriptions, and user preferences (content-based filtering) or combining these approaches (hybrid).

  • Movie and TV Show Recommendation Engines

    Provide your audience with Netflix- and HBO-like experiences by offering movies or TV shows based on user ratings, reviews, and users’ viewing history (collaborative filtering), or genre, actors, directors, and plot summaries (content-based). Go for hybrid model to kill two birds with one stone and hit every category of the above.

  • Music Recommendation Engines

    Introduce your listeners to music and podcasts that will find a response in their hearts: go for music suggestions based on listening history and user preferences (collaborative filtering), base the recommendations on audio features, lyrics, and music genre (content-based filtering), and enable automatics tailored playlist generation or radio stations based on user taste.

  • News and Content Recommendation Engines

    Create a personalized news feed ensuring every piece will capture your users’ attention thanks to analyzing reading history, keywords and interests. Create a tailored reading experience, not missing out on trending topics and breaking news altogether.

  • Health, Fitness and Beauty Recommendation Engines

    Recommend services based on different criteria (location, history, preferences), suggest fitness activities, workout plans and clubs, provide nutritional guidance, or offer a personalized selection of beauty and skincare products with a recommendation engine customized to your brand or product. Get an algorithm similar to the one in Sephora, L’Oréal, Fitbit, Booksy, or StyleSeat.

  • Custom Recommendation Engine

    Speak to Devox if you haven’t found a solution for your industry above. Whether you’d like to develop an engine for travel and accommodation recommendations similar to Booking or Airbnb, job and career suggestions like LinkedIn, or any hobby and lifestyle-oriented engine, we will hear your requirements out and provide what you’re looking for.

Development Process

Our Recommendation Engines Development Process

It takes a perplexing and complicated process to develop a proper AI-powered recommendation engine. Trust it to professionals with a proper experience and see how we handle the SDLC for this application.


01. Data Collection and Preparation

After eliciting your requirements, our team starts gathering relevant data, including user behavior data (e.g., user interactions, ratings, purchase history), item data (e.g., product attributes, descriptions), and contextual data (e.g., user demographics, location). We then clean and preprocess the data to remove noise, handle missing values, and ensure data quality.


02. Data Storage, Management, Exploration and Analysis

We choose the right data storage system (e.g., relational, NoSQL, or data warehouse) based on your data's size and complexity. Our team conducts exploratory data analysis (EDA) to find patterns and insights in user behavior and item characteristics. We then select an appropriate recommendation algorithm, considering data characteristics and system goals (e.g., collaborative filtering, content-based filtering, or hybrid approaches).


03. Model Training and Testing

Based on the algorithm picked, the data is split into training and testing sets to evaluate the performance of the recommendation algorithms. We train the recommendation model on the training data using machine learning techniques, evaluating the model's performance using metrics like Mean Absolute Error (MAE), Root Mean Square Error (RMSE), or Precision and Recall.


04. Feature Engineering, Personalization and Recommendation Generation

We improve recommendation accuracy by extracting and transforming relevant data features (creating user profiles, item profiles, or content embeddings to enhance the recommendation algorithm). We then implement the algorithm for personalized recommendations, using techniques like collaborative filtering, content-based filtering, or hybrid approaches. Optionally, we can set up a real-time recommendation engine for instant suggestions, particularly in e-commerce or streaming services, involving streamlined data processing for low-latency recommendations.


05. Evaluation and Fine-Tuning

Monitoring the system in a production environment, we conduct A/B testing and experimentation to assess the impact of recommendations on user behavior and business KPIs. We then fine-tune the AI-powered recommendation engine based on this feedback, double-checking data privacy regulations, user consent requirements, and data anonymization and protection mechanisms implementation.


06. Deployment and Integration

Having ensured that the recommendation engine is scalable to handle growing user data and traffic, we deploy it in a production environment, considering factors like load balancing, fault tolerance, and scalability. We then integrate the system into the user interface of the application or platform, letting it present recommended items or content to users in an intuitive and user-friendly manner.


07. Monitoring and Maintenance

We stay in touch to keep an eye on the recommendation engine's performance, data quality, and user feedback. The Devox team implements maintenance and updates to adapt to changing user behavior and preferences, fixes bugs, and retrains or scales the system.

  • 01. Data Collection and Preparation

  • 02. Data Storage, Management, Exploration and Analysis

  • 03. Model Training and Testing

  • 04. Feature Engineering, Personalization and Recommendation Generation

  • 05. Evaluation and Fine-Tuning

  • 06. Deployment and Integration

  • 07. Monitoring and Maintenance


Benefits of Recommendation Engines for Your Business

AI-powered recommendation engine is a lot more than just a feed. Discover how can it improve the customer experience and turn your brand around.

  • Make Users and Keep Them

    Keep users engaged by offering relevant content, products, or services that will find a response in their tastes and preferences. Providing personalized recommendations will reduce bounce rates, increase the time they spend on a platform, and boost overall user experience. Build long-term client trust, retain as many as possible, and reduce churn by providing value they won’t see in your competitors.

  • Reach Higher Conversion Rates and Get Better Discovery

    Raise conversion rates and sales by recommending products or services that are more likely to match the user's interests and needs, boosting sales and monthly income on the way. Users will discover new and relevant content, products, or services they may not have found on their own, increasing platform exploration and discovery.

  • Enlighten Cross-Selling and Upselling

    Provide genuine value and offer tangible benefit while offering additional products or services. Recommendation systems can suggest complementary or higher-priced items to users in a wise way, facilitating cross-selling and upselling opportunities, thus increasing average order value.

  • Provide Optimal Content Delivery and Reduce Decision Fatigue

    Make it so your media and content platforms deliver content that resonates with your user every time they see it. Presenting curated options will ease their decision-making, reduce cognitive load, and raise their satisfaction from picking your brand as a provider.

  • Leverage A/B Testing and Experimentation

    Kill two birds with one stone, measuring your customers’ taste while making money on a certain product. Recommendation engines allow performing A/B testing and experimentation on the go to fine-tune recommendation algorithms, improving their effectiveness over time.

Key Features

Key Features of Recommendation Engines System


Data Collection and Integration

Recommendation engines collect and integrate various types of data, including user behavior data (e.g., clicks, purchases, ratings), item data (e.g., product attributes, descriptions), and contextual data (e.g., user demographics, location).


User Profiling

User profiling involves creating user profiles or representations that capture individual preferences, interests, and behaviors. User profiles are continuously updated as users interact with the system.


Item Profiling

Item profiling creates representations or profiles of items or content based on their attributes and characteristics. This helps the recommendation engine understand the content and its relevance to users.


Collaborative Filtering

Collaborative filtering techniques analyze user interactions and identify similarities or patterns among users. They recommend items that users with similar behavior have liked or interacted with.


Content-Based Filtering

Content-based filtering analyzes item attributes and user preferences to recommend items that are similar in content or characteristics to those the user has previously interacted with or shown interest in.


Hybrid Recommendation

Hybrid recommendation systems combine collaborative filtering and content-based filtering approaches to provide more accurate and diverse recommendations. This approach mitigates the limitations of individual methods.


Real-Time Recommendations

In some applications like e-commerce and streaming services, real-time recommendation engines generate instant recommendations as users interact with the platform. These systems are optimized for low-latency responses.



Personalization is a central feature of recommendation engines. They tailor recommendations to individual user preferences, providing a unique experience for each user.


Recommendation Diversity

Recommenders aim to balance personalization with diversity to introduce users to new and relevant items outside their typical choices, preventing recommendation "filter bubbles."



Serendipity refers to the ability of the recommendation engine to surprise users with unexpected but enjoyable recommendations, encouraging exploration and discovery.



Some recommendation systems offer explanations for their recommendations, helping users understand why a particular item is being recommended based on their behavior or preferences.


Evaluation and Metrics

Recommendation engines employ various evaluation metrics to measure their performance, such as Mean Absolute Error (MAE), Root Mean Square Error (RMSE), Precision, Recall, and click-through rates (CTR).


Continuous Learning

Recommendation systems are designed to adapt and learn from user interactions over time. They continuously update user and item profiles and retrain their models to improve recommendation accuracy.


User Feedback and Ratings

Many recommendation systems incorporate user feedback and ratings to improve recommendations and user satisfaction. Users can provide explicit feedback by rating items or providing reviews.

Case Studies

Our Latest Works

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Starting as a ticket selling website, Function4 grew to an all-in-one event management platform thanks to Devox’s help. It provides an ecosystem and data for comprehensive device setup, invitation and communication.

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Awards & Certifications

Industry Contribution Awards & Certifications

Check Devox Software Awards on rating & review platforms among top software development companies and Certifications our team members holds.

  • Awards
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  • UpWork


  • Clutch


  • The Manifest

    The Manifest

  • DesignRush



  • Clutch


  • Clutch


  • AppFutura


  • Clutch


  • GoodFirms


  • DesignRush


  • UpWork


  • Professional Scrum Master™ II (PSM II)

    Professional Scrum Master™ II (PSM II)

  • Professional Scrum Product Owner™ I (PSPO I)

    Professional Scrum Product Owner™ I (PSPO I)

  • ITIL v.3 Foundation Certificate in IT Service Management

    ITIL v.3 Foundation Certificate in IT Service Management

  • ITSMS Auditor/Lead Auditor of ISO Standard 20000

    ITSMS Auditor/Lead Auditor of ISO Standard 20000

  • Microsoft Certified: DevOps Engineer Expert

    Microsoft Certified: DevOps Engineer Expert

  • Microsoft Certified: Azure Administrator Associate

    Microsoft Certified: Azure Administrator Associate

  • Quality Assurance ISTQB Foundation Level

    Quality Assurance ISTQB Foundation Level

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    Microsoft Certified Solution Develop (MCSD)

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    Java Development Certified Professional

  • JavaScript Developer Certificate – W3Schools

    JavaScript Developer Certificate – W3Schools

  • Certified Artificial Intelligence Scientist (CAIS)

    Certified Artificial Intelligence Scientist (CAIS)

  • Oracle Database SQL Certified Associate

    Oracle Database SQL Certified Associate




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Carl-Fredrik Linné
Tech Lead at CURE Media
Darrin Lipscomb
United States

We are a software startup and using Devox allowed us to get an MVP to market faster and less cost than trying to build and fund an R&D team initially. Communication was excellent with Devox. This is a top notch firm.

Darrin Lipscomb
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Their level of understanding, detail, and work ethic was great. We had 2 designers, 2 developers, PM and QA specialist. I am extremely satisfied with the end deliverables. Devox Software was always on time during the process.

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We get great satisfaction working with them. They help us produce a product we’re happy with as co-founders. The feedback we got from customers was really great, too. Customers get what we do and we feel like we’re really reaching our target market.

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Managing Director at Magma Trading
Vadim Ivanenko

Great job! We met the deadlines and brought happiness to our customers. Communication was perfect. Quick response. No problems with anything during the project. Their experienced team and perfect communication offer the best mix of quality and rates.

Vadim Ivanenko
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The project continues to be a success. As an early-stage company, we're continuously iterating to find product success. Devox has been quick and effective at iterating alongside us. I'm happy with the team, their responsiveness, and their output.

Jason Leffakis
Founder, CEO at Function4
John Boman

We hired the Devox team for a complicated (unusual interaction) UX/UI assignment. The team managed the project well both for initial time estimates and also weekly follow-ups throughout delivery. Overall, efficient work with a nice professional team.

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Product Manager at Lexplore
Tomas Pataky

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  • What is better: AI recommendation engine open source or custom?

    The choice between an AI recommendation engine open source and a custom-built solution depends on specific project requirements. Open-source recommendation engines are advantageous for many scenarios thanks to their cost-effectiveness, transparency, and community support. They provide a solid foundation with pre-built algorithms and libraries, saving development time.

    On the other hand, custom-built ones are ideal when businesses require highly specialized or unique recommendation algorithms tailored to their specific needs. However, they involve higher development costs and longer timeframes.

    The decision ultimately hinges on factors like budget, project complexity, and the need for personalized algorithms. Often, a hybrid approach that combines open source with custom components can be an effective compromise.

  • What industries can benefit from recommendation engine development?

    Recommendation engines have wide-reaching applications across various industries. For instance, e-commerce platforms leverage them to boost sales and reduce cart abandonment rates. In the entertainment industry, streaming services like Netflix use recommendation engines to enhance user engagement. Additionally, content publishing platforms rely on recommendation systems to increase content consumption and user retention. These are just a few examples of industries where recommendation engines play a pivotal role in resolving business pains and improving user experiences.

  • How long does recommendation engine development take?

    The timeline for recommendation engine AI development varies based on project complexity, data volume, and customization requirements. Typically, a basic recommendation engine can be developed in a few weeks to a couple of months.

    However, more complex projects, especially those involving extensive data analysis, feature engineering, and custom algorithms, may take several months to a year or more. To get a precise estimate for your project, it’s best to consult with our team, who can assess your specific needs and provide a more accurate timeline.

  • Can recommendation engines be fine-tuned to adapt to changing user behavior and preferences?

    Yes, recommendation engines can be fine-tuned to adapt to changing user behavior and preferences. These systems continuously collect user interaction data, such as clicks and purchases, to stay updated on evolving preferences. They periodically update user and item profiles based on this data, ensuring that recommendations remain relevant.

    Additionally, recommendation models can be retrained using the latest information, allowing them to adjust to changing patterns. A/B testing and experimentation are often used to assess different recommendation strategies and their impact on user behavior. This ongoing refinement ensures that recommendations are accurate and aligned with users’ evolving interests, ultimately enhancing user satisfaction and engagement.

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