We turn business challenges into websites, software and connected systems. From an initial idea to a solution with a clearly defined scope.
Start with the problem you want to solve. We help you find a way forward without assuming you need a particular technology.
Let's review your catalogue, payments and delivery to define a store that fits your business.
First step: understand what you sell and how you handle each order.
Explore ecommerceEach proposal defines deliverables, dependencies and limits. The solution must fit both the problem and the ability to maintain it.
Professional websites, catalogues and online stores that explain your offer and help visitors contact you or make a purchase.
Content architecture, interfaces and development based on requirements. Catalogue, payment methods, delivery and platform access are assessed per project. Sales and search rankings are not guaranteed.
AI-generated reference image; not a client project.
When your processes need more than a standard tool. We turn requirements into a modular solution you can review as it develops.
Workflows, roles, prototypes and incremental deliverables. Infrastructure, data access and maintenance are agreed according to complexity.
Connect information and tools to reduce manual handoffs and keep operations consistent.
API availability, permissions, data quality and failure recovery. Feasibility depends on the platforms involved.
Identify repetitive tasks and define workflows with rules, validation and error handling.
Process mapping, intervention points and result validation. Benefits are measured case by case; savings are not assumed.
Let's assess a specific task, the available data and how to evaluate results with human oversight.
Our approach connects technical and business decisions, with deliverables you can review.
Understand the business, people and constraints.
↳ Problem and prioritiesDefine workflows, architecture and a feasible scope.
↳ Proposal and criteriaImplement in increments and review progress.
↳ Versions to reviewCheck behaviour, accessibility and limits.
↳ Testing and adjustmentsDocument the handover and assess further improvements.
↳ Ongoing work by agreementThese projects belong to the founder's personal freelance portfolio, covering websites, commerce and integrations in different contexts.
They are not MasterTech SpA contracts, clients or corporate results.Explore engineering projects too ↗Informational website, catalogue, gallery and contact features.
Personal work on catalogue, migration and store integration.
Webpay payment integration and business tools.
Business landing page and link to an external store.
Visit original website ↗Multi-page website and business presence.
Visit original website ↗Rebuilt real estate landing page.
Visit original website ↗Corporate website and service presentation.
Visit original website ↗Industrial website and catalogue.
Visit original website ↗A selection of architectures, applications and prototypes showcasing different engineering capabilities. Each project states its actual maturity.
Governance and security for AI applications
An intermediary layer for LLM applications in development. Personal data sanitisation and traffic controls are being built in stages; not a released product.
Explore code on GitHub
Multi-tenant veterinary management
A technical foundation covering clinics, scheduling, clinical records and inventory. Full testing, privacy controls and IP review are required before any pilot.
Discuss this project
Routing and traffic orchestration
An API Gateway exploration using Nginx, load balancing and Redis. Performance, resilience and deployment still require additional validation.
Explore code on GitHub
Campaigns and commercial opportunities
A modular offer, campaign and deterministic lead-scoring engine. It is a software project, not evidence of actual sales or conversions.
Explore code on GitHub
Explore prefix codes and symbol frequencies with a real educational interface. A JavaScript adaptation of the algorithm; not a commercial product.
Real screenshot · local preview · synthetic exampleView demo source ↗Let's discuss requirements, feasibility and scope. You do not have to buy one of these prototypes to work with us.
PawVexa, Nexus and Growth show their original frontends with synthetic data. DELIA uses a labelled mockup; it has no dashboard yet. Huffman is an academic demo. These references do not establish clients, revenue or commercial availability.
MasterTech's vision connects services, knowledge and product development. Each area is presented according to its actual stage.
A long-term vision, developed in stages according to needs and actual capacity.
Explore our approach ↗Websites, software and integrations. Scope and terms agreed per project.
Explore solutions ↗Technical articles, fundamentals and engineering exercises in Spanish.
Read articles in Spanish ↗DELIA is an internal project in development. No commercial availability has been announced.
Discuss Labs ↗A vision for professional collaboration and community. This does not imply existing partnerships.
Connect with the community ↗Future directions
Client portal · APIs · recurring services
Technical content with context, fundamentals and exercises. Explore our existing articles in Spanish.
Fresnel zones, clearance and point-to-point link design exercises. Article in Spanish.
Read in Spanish ↗
IaaS, PaaS and SaaS: service layers and shared responsibilities. Article in Spanish.
Read in Spanish ↗
The TCP/IP stack and how it relates to the seven OSI layers. Article in Spanish.
Read in Spanish ↗Editorial thumbnails generated with AI. They do not depict MasterTech installations. Technical diagrams remain inside each article.
MasterTech SpA is a Chilean technology company incorporated in Viña del Mar. Its purpose is to turn specific needs into digital solutions that can be maintained and developed over time.
Tools chosen for the problemWe choose tools for the context: web development, commerce platforms, software and API integrations. Technical decisions must make business sense.
The founder's freelance work in web development, ecommerce and integrations provides the technical foundation from which MasterTech is growing.
Explore the founder's experience ↗Find MasterTech's existing channels. Their presence does not imply a community of any particular size.
If you work in development, design or data, share your portfolio and areas of interest.
Introduce my work ↗An exploratory channel. This is not a job offer and does not guarantee projects, payment or employment.
Select what you need to prepare a conversation with context. You do not need a technical specification to get started.
This guide does not calculate prices or commit to dates. A quote requires a review of requirements and dependencies.
Scope guidance · no data submittedLet's define your offer, website sections and primary action.
Discuss this scope ↗Tell us about the problem, who will use the solution and your current tools. We review the context before proposing scope and terms.
Requirements, integrations, content and constraints shape the proposal. Costs, payments and timelines are agreed per project; no binding figures are published here.
The projects shown are the founder's personal freelance work. They are not MasterTech SpA contracts, clients or corporate results.
Support, maintenance and deliverables are defined per project. Scope changes require an impact review before implementation.
DELIA is an internal project in development. It is not presented as a finished or commercially available product.
No. It prepares an email draft or a WhatsApp message. You must review and press Send in your chosen app; completing the form does not confirm receipt by MasterTech.
Tell us what you need to solve. We can start with the challenge before deciding how to build the solution.
MasterTech SpA · Viña del Mar, Chile.
Discover services, engineering projects and knowledge. Future training and commerce areas indicate their real stage.
Choose the digital solution that suits the problem you're solving.
Explore section →Real maturity, architecture and evidence behind our prototypes.
Explore section →Technical studies with explanations and questions (Spanish).
Explore section →A future hardware and integrations line under evaluation.
Explore section →Explore the original frontends, academic demos and clearly labelled mockups. Their real stage is stated on each project page.
