# Mecexis > We design and develop websites, apps, custom software and AI integrations. Technology consulting to convert your business needs into useful solutions. As expert app and web developers, we research, design, and deploy top-tier platforms and e-commerce solutions for startups and large enterprises. Mecexis started: 2012 · Customized solutions deployed: +200 · Customers: +100 Manresa · Barcelona · hola@mecexis.com · +34933938321 Technologies: Django, Django Oscar, Wagtail, Flutter, HTMX, Alpine.js, Docker and Containers, AWS, Vue.js. Languages: Español, Català, English. All public indexable pages have a Markdown version at `index.md` (or via `Accept: text/markdown`). - [Agency for custom web, app, and AI development](https://www.mecexis.com/en/index.md) - [Full content](https://www.mecexis.com/en/llms-full.txt) ## Services - [Custom Software Development](https://www.mecexis.com/en/services/custom-software-development/index.md): Custom software to automate processes, connect systems, and modernize legacy systems without replacing what works. - [AI Implementation and Integration](https://www.mecexis.com/en/services/ai-integration-for-businesses/index.md): We integrate AI with your software to automate tasks, process documents and connect processes, with evaluated results and human review. - [E-commerce Development](https://www.mecexis.com/en/services/e-commerce-development/index.md): Tailor-made ecommerce for B2B and online sales. Catalogs, commercial conditions and connections with ERP adapted to your operations. - [Custom web design and development](https://www.mecexis.com/en/services/web-development/index.md): Design and development of custom web platforms and pages focused on performance, conversion, and integration with your systems. - [Application Development](https://www.mecexis.com/en/services/application-development/index.md): Design and development of apps for iOS and Android. Product definition, Flutter and integrations with a team that combines design and technology. - [Web application development](https://www.mecexis.com/en/services/application-development/web-apps/index.md): Design and development of custom web applications: SaaS platforms, PWAs and tools accessible from the browser, with backend and integrations. - [Mobile app development](https://www.mecexis.com/en/services/application-development/mobile-apps/index.md): Design and development of mobile applications for iOS and Android. Custom apps with Flutter, integrations and preparation for stores. - [Hybrid app development](https://www.mecexis.com/en/services/application-development/hybrid-apps/index.md): Hybrid and cross-platform application development. Shared code for iOS and Android, with Flutter and planned maintenance. - [MVP Development](https://www.mecexis.com/en/services/development-mvp/index.md): MVP development to validate a product with real users. We define the scope, design and build with business criteria. - [UI/UX design services](https://www.mecexis.com/en/services/uiux/index.md): UI/UX design services for websites and mobile applications. User research, wireframes, prototyping and usability with user-centered design. - [DevOps and Cloud Infrastructure](https://www.mecexis.com/en/services/devops-and-cloud-infrastructure/index.md): DevOps consulting and cloud services: CI/CD, Docker containers, cloud infrastructure and cost optimization according to the project. ## Sectors - [B2B e-commerce specialists](https://www.mecexis.com/en/sectors/b2b-ecommerce/index.md): Boost your business with a B2B e-commerce solution. We develop integrated and efficient platforms with Django Oscar to optimize your sales. - [Custom Software for Clinics and Medical Centers](https://www.mecexis.com/en/sectors/clinics-medical-centers/index.md): We develop custom software for clinics: medical procedure management, insurance billing, and document AI. 96% less review time. - [Development of Sports Platforms](https://www.mecexis.com/en/sectors/sports-platforms/index.md): We create technology to connect with fans. Our experience with clients like the ACB supports us in developing apps and platforms for the world of sports. - [Digital Solutions for B2B Companies](https://www.mecexis.com/en/sectors/b2b-solutions/index.md): B2B solutions and customized software for companies. Process digitization, connections with ERP and CRM and tools for teams and clients. - [Technological Development for Startups](https://www.mecexis.com/en/sectors/development-for-startups/index.md): Launch and scale your idea with the right technology partner. We'll help you from the conceptualization and development of your MVP to the consolidation of your project. - [Streaming and OTT Solutions](https://www.mecexis.com/en/sectors/streaming-and-ott/index.md): Custom streaming software and OTT platforms for media and businesses. Content management, video on demand and integrations. - [Educational Platforms and E-Learning](https://www.mecexis.com/en/sectors/educational-e-learning-platforms/index.md): Custom e-learning solutions and EdTech platforms. Courses, assessments and content management for online training with Django and AWS. - [Online Gaming and Betting Platform Development](https://www.mecexis.com/en/sectors/online-gaming-betting/index.md): We develop online gaming and betting platforms: users, balance, payments, document verification and game review on a proven basis. ## Technologies - [Experts in web development with Django](https://www.mecexis.com/en/technologies/django/index.md): Development with Django and Python since 2012. Web platforms, management tools and custom integrations with Mecexis, in Manresa. - [E-commerce development experts with Django: Oscar](https://www.mecexis.com/en/technologies/django-oscar/index.md): Tailor-made ecommerce with Django Oscar. Catalogs, prices and integrations adapted to your business, with experience in B2B ecommerce. - [Experts in project development with Wagtail CMS](https://www.mecexis.com/en/technologies/wagtail/index.md): Development with Wagtail CMS on Django. Editorial control, workflows and content management, with integrations and headless option. - [Experts in Flutter development for cross-platform apps](https://www.mecexis.com/en/technologies/flutter/index.md): Apps with Flutter for iOS and Android. At Mecexis we have developed with Flutter since 2018, combining design, development and custom integrations. - [Experts in dynamic web interfaces with HTMX](https://www.mecexis.com/en/technologies/htmx/index.md): Dynamic web interfaces with HTMX: extended HTML, lightweight frontend and less custom JavaScript, integrated with the project's backend. - [Experts in lightweight reactivity for web interfaces with Alpine.js](https://www.mecexis.com/en/technologies/alpinejs/index.md): Web interactivity with Alpine.js: lightweight frontend, minimal JavaScript, and state control for components within your HTML. - [Architecture and deployment of systems with Docker and Containers](https://www.mecexis.com/en/technologies/docker-containers/index.md): Containerization with Docker for reproducible environments, controlled deployments, and simplified maintenance. - [AWS Cloud Infrastructure](https://www.mecexis.com/en/technologies/aws/index.md): Cost-optimized AWS infrastructure with automatic scalability and environments ready for real production. - [Frontend experts with Vue.js](https://www.mecexis.com/en/technologies/vuejs/index.md): Frontend development with Vue.js. Reactive interfaces, components and SPA applications with navigation without reloading when the project needs it. ## Case studies - [Surgical management with document AI](https://www.mecexis.com/en/projects/quiralis/index.md): Discover how Quiralis digitizes the management of medical procedures, authorizations, and billing for surgical centers with Django and document AI. - [Computer Vision applied to biomedicine](https://www.mecexis.com/en/projects/pigment/index.md): Developed by Mecexis for the IGTP, PIG-MENT uses Computer Vision to transform hours of video into metrics in a matter of minutes. - [Verification software for calculation engineering](https://www.mecexis.com/en/projects/vanguard-synapp/index.md): Developed by Mecexis for Vanguard FSI, Vanguard Synapp turns the results of a numerical simulation into regulatory checks and reports. - [More than ten years building the operating system of a business consultancy](https://www.mecexis.com/en/projects/babia-one/index.md): Discover Babià One, the platform that Mecexis has been developing since 2013 for Gestoría Babià: clients, tasks, timekeeping, documents, artificial intelligence and invoicing with Veri\*factu in a single system. - [Mobile app to transform the fan experience](https://www.mecexis.com/en/projects/acb-app/index.md): Discover how we helped the ACB connect with its fans through a mobile app developed with Flutter and Django. A high-impact project in the sports industry. - [Custom and scalable B2B e-commerce development](https://www.mecexis.com/en/projects/nou-grup-ecommerce/index.md): Learn how we implemented a custom B2B e-commerce solution for Nou Grup, optimizing their sales channel and operations with Django technology. - [Technology partner for streaming major events](https://www.mecexis.com/en/projects/sqone-media-platform/index.md): Discover how we developed a comprehensive platform for Square One Media to manage and distribute live events, combining high-quality streaming and real-time interaction. - [Project, time and shift management on a single platform](https://www.mecexis.com/en/projects/merkandoo/index.md): Discover Merkandoo, the project, time and shift management tool created by Mecexis with Django and HTML: fast, clear and at the service of the team. - [Digital transformation of web and app for a basketball classic](https://www.mecexis.com/en/projects/basquet-manresa/index.md): Discover how we created a new digital ecosystem for Bàsquet Manresa, improving its online presence and connection with its fans. - [Web development to put the territory at the service of visiting fans](https://www.mecexis.com/en/projects/viu-basquet-manresa/index.md): Development of a B2C tourism platform with e-commerce for experiences, Stripe payments, and automated management. Success story in the sports sector. - [Chess app design and development](https://www.mecexis.com/en/projects/glashh/index.md): Design and development of the Glashh MVP: a chess web app with individual matches and its own wagering mechanic. - [Online learning platform design and development](https://www.mecexis.com/en/projects/magistral/index.md): Design and development of Magistral, an online learning platform project with video courses, a catalogue and subscription access. ## Team and contact - [About us](https://www.mecexis.com/en/about-us/index.md): Meet the Mecexis team and see how we work: Noesis, development cycles, human judgement and custom software you can maintain and grow. - [Contact](https://www.mecexis.com/en/contact/index.md): Contact Mecexis to start your digital project. Custom app and website development. Get advice and turn your idea into a success. ## Optional - [Blog](https://www.mecexis.com/en/blog/index.md): Stay up to date with our blog. We share knowledge and trends on software development, best practices, and technologies like Django, Flutter, and Frontend. - [From AI pilot to production](https://www.mecexis.com/en/blog/ai-pilot-production/index.md): 2026-09-08 — Take your AI pilot into production with a defined task, representative tests, human review and a plan for handling errors. - [Off-the-shelf or custom software for your business](https://www.mecexis.com/en/blog/off-the-shelf-or-custom-software/index.md): 2026-09-08 — Off-the-shelf or custom software: compare fit, integrations and maintenance before deciding what your business needs. - [Product analytics for startups: what to measure from day 1](https://www.mecexis.com/en/blog/product-analytics-for-startups-what-to-measure-from-day-1/index.md): 2026-04-15 — Product analytics for startups with PostHog. Define activation, funnels and retention to measure what matters from day one. - [Deploy Django with Kamal on your own servers](https://www.mecexis.com/en/blog/deploy-django-kamal/index.md): 2026-03-31 — Kamal orchestrates the deployment of Django on your servers without the complexity of Kubernetes. We explain when it's the right fit and what decisions to make. - [Production security for mid-sized teams: the foundation your project needs before going live](https://www.mecexis.com/en/blog/production-security-before-live/index.md): 2026-03-13 — Production security for medium-sized projects. Access, secrecy, exposure, backups, and everything that needs to be in place before going live. - [Without monitoring, your app is running blindly in production.](https://www.mecexis.com/en/blog/monitoring-app-production/index.md): 2026-02-27 — Your app works until it doesn't. We'll explain what to monitor in production so you know before your users do. - [Neither zero tests nor full coverage, just the right testing for your project](https://www.mecexis.com/en/blog/testing-how-much-is-enough/index.md): 2026-02-13 — Neither 100% coverage nor zero tests. We explain how to decide how much testing your project needs without paralyzing the team. - [CI/CD for small teams: you don't need Netflix infrastructure](https://www.mecexis.com/en/blog/ci-cd-small-teams/index.md): 2026-01-30 — You don't need Netflix's infrastructure to have CI/CD. We'll explain what to set up first when your team has 3-10 people. - [Monolith vs microservices: why your project probably doesn't need the latter](https://www.mecexis.com/en/blog/monolith-vs-microservices/index.md): 2026-01-16 — Microservices are not synonymous with better. We explain when a monolith is the right choice and when distribution makes sense. - [How much does it cost to develop an app? From €15,000 to €300,000 (and why)](https://www.mecexis.com/en/blog/how-much-does-it-cost-to-develop-an-app/index.md): 2025-12-26 — Developing an app can cost between €15,000 and €300,000. We explain where the money goes and what questions to ask before requesting a quote. - [RAG vs fine-tuning: what your enterprise AI project needs](https://www.mecexis.com/en/blog/rag-vs-fine-tuning/index.md): 2025-12-12 — RAG and fine-tuning solve different problems. We give you a clear framework to decide which technique your enterprise AI project needs. - [Deploy without downtime: why your app shouldn't crash every time you update](https://www.mecexis.com/en/blog/deploy-without-downtime/index.md): 2025-11-28 — Every rollout shouldn't be a gamble. We'll explain the strategies for updating your app without users noticing a thing. - [Generative AI, RAG and MCP: when the model needs to know about your company](https://www.mecexis.com/en/blog/generative-ai-rag-mcp/index.md): 2025-11-14 — Generative AI models know nothing about your business. RAG and MCP are two ways to connect them to your real data. We explain when to use each one. - [Is your team paying off technical debt in every sprint?](https://www.mecexis.com/en/blog/technical-debt-each-sprint/index.md): 2025-10-31 — If each sprint delivers less than expected, technical debt may be the cause. We explain how to detect its real impact on delivery. - [Is your product design hindering conversions?](https://www.mecexis.com/en/blog/product-design-slows-conversions/index.md): 2025-10-17 — Your product design might be costing you users without you even realizing it. We'll explain how to detect it and when to take action. - [Refactor or rewrite: the decision that can block your roadmap](https://www.mecexis.com/en/blog/refactor-or-rewrite/index.md): 2025-09-29 — Is your system holding up your roadmap? We help you decide whether to refactor or rewrite, using both technical and business criteria. - [Google Lighthouse: The errors that the scoring doesn't show you](https://www.mecexis.com/en/blog/google-lighthouse-critical-errors/index.md): 2025-09-12 — Google Lighthouse is more than just a score. We'll show you how to use it to detect critical errors that affect your business. - [Your technical debt has a solution (and it's not rewriting)](https://www.mecexis.com/en/blog/reduce-technical-debt/index.md): 2025-08-29 — Technical debt is holding your team back, but rewriting isn't the solution. We'll explain how to reduce it gradually and sustainably. - [WordPress or Wagtail for your website redesign](https://www.mecexis.com/en/blog/wagtail-vs-wordpress/index.md): 2025-08-15 — WordPress or Wagtail: compare editing, integrations, maintenance and migration to make an informed choice for your website redesign. - [Flutter vs React Native: Which Mobile Framework Should You Choose?](https://www.mecexis.com/en/blog/flutter-vs-react-native/index.md): 2025-07-31 — Flutter and React Native are based on opposing ideas. We compare performance, ecosystem, and use cases to help you decide. - [The Hidden Cost of Cheapness: Why a Quality Technology Partner Is an Investment, Not an Expense](https://www.mecexis.com/en/blog/the-hidden-cost-of-cheapness-why-a-quality-technology-partner-is-an-investment-not-an-expense/index.md): 2025-07-25 — Discover why choosing the cheapest option for your digital project can cost you dearly in the long run. Invest in quality, scalability, and security. - [What is User Experience (UX) and why is it key?](https://www.mecexis.com/en/blog/ux-for-dummies/index.md): 2023-01-04 — We explain in a simple way what User Experience (UX) is and why it is a crucial factor in the successful design of any application or website. - [Tips to make your next online event a success](https://www.mecexis.com/en/blog/event-tips/index.md): 2022-11-01 — Organize an online event that will impress your audience. We'll give you the best tips on platforms, engagement, and strategy to make it a success. - [Standard or custom B2B platform](https://www.mecexis.com/en/blog/b2b-commerce-first-step/index.md): 2022-10-25 — Choose a B2B platform around your pricing, catalogue and orders. Compare configuration, integration and custom development. - [AWS Lambda: What It Is and 5 Practical Applications](https://www.mecexis.com/en/blog/aws-lambda-what-is/index.md): 2022-10-18 — We explain what AWS Lambda is and its role in Serverless architecture. Discover five examples and practical applications to get the most out of it. - [Best practices for writing clean code](https://www.mecexis.com/en/blog/clean-code-best-practices/index.md): 2022-10-11 — Clean code is key to maintainable software. Learn the best practices and principles for writing efficient, readable, and scalable code. - [Django: 9 reasons why it's a great web development framework](https://www.mecexis.com/en/blog/django-9-reasons/index.md): 2022-09-27 — Discover why Django is one of the best web development frameworks. We give you nine key reasons for its security, scalability, and efficiency. - [AWS Cognito: Advantages and disadvantages of this Amazon product](https://www.mecexis.com/en/blog/aws-cognito-advantages-and-disadvantages/index.md): 2022-09-20 — We analyze the pros and cons of AWS Cognito. Find out if this Amazon user management service is the right solution for your application. - [Serverless: The Revolution in Web Development that Optimizes Costs and Performance](https://www.mecexis.com/en/blog/serverless-costs-and-performance/index.md): 2021-03-31 — Discover Serverless architecture. We explain what it is, its advantages, and how this revolution in web development can optimize your project costs. - [Custom web development and design: advantages and disadvantages](https://www.mecexis.com/en/blog/custom-web-development-advantages/index.md): 2020-05-12 — Should you invest in custom development or use a template? We analyze the advantages and disadvantages of creating a unique web solution for your business.