AI-Augmented Software Development Outsourcing Company
Siblings Software is a US-led, nearshore software development outsourcing company. Senior engineers across Latin America build AI features, MVPs and secure cloud platforms in your time zone, using AI coding agents with every change reviewed by a person.
Since 2014 · 250+ engagements · Miami, FL
What we build
AI features, MVPs and secure platforms, built by senior nearshore engineers.
AI
Product Development
LLM features, AI agents, RAG search and MCP integrations taken from prototype to production, with evaluation and guardrails in place before launch.
MVP
& Product Builds
Fixed-scope web and mobile builds for founders with an idea: discovery in 3 to 5 days, working software by week 3 or 4, and a demo every two weeks. See the Boca en Boca marketplace and the Vyxia store.
DevSecOps
& Platform Engineering
Delivery pipelines with secret scanning, dependency and container scans, keyless cloud deploys and infrastructure as code. We also run platform engineering, cloud migrations and security reviews of AI-generated code.
AI-Ready
Engineers on Your Team
Add vetted AI developers, LLM engineers, platform engineers and full-stack developers to your team in US hours. Team assembly takes 5 to 10 days, with a 2-week satisfaction guarantee.
Software Outsourcing Services
App, web and API development for products at every stage, from first release to scale.
App
Development Outsourcing
Fully Cross-Platform, we develop progressive web and native mobile applications with one codebase. We can build your software in React Native or Ionic and it will run on iOS, Android and Windows Phone devices. Need extra hands? Our embedded app developers integrate with your team in under two weeks.
Web
Development Outsourcing
We provide full stack services relying on the cloud. We work for specific industries developing project management platforms and different kinds of administrator sites. We build web solutions from frontend to backend.
Need a conversion-focused store? Explore our eCommerce development services.
API
Development Outsourcing
We create RESTful APIs in different frameworks. Our systems are based on this software architecture. Scalability, maintainability and security are just a few of the many advantages of this technology.
Hire Agile Software Development Teams And Agile Developers
Matched with your industry, technology and company culture.
Discover how our Agile outsourcing squads launch in weeks, not months.
Need embedded teammates instead of a fully outsourced pod? Our Hire Agile Developers service adds Scrum practitioners directly into your ceremonies.
STAFF
AUGMENTATION
Staff augmentation is the best choice when your project's requirements could change if its scope is not strictly defined.
DEDICATED
TEAMS
We also provide our customers with software development professionals. Chosen according to the experience and skillsets you desire, we manage entire teams working full time for your project only.
PROJECT-BASED OUTSOURCING
Your partner manages the entire project according to your specifications. Your partner will oversee the entire development process and deliver the final product to you.
CUSTOM SOFTWARE DEVELOPMENT
Select your tech, we create your software.
We cover every layer of the stack: front-end development, back-end development, and end-to-end software development. Our developers have solid experience in: Java, Python & Django, PHP, C# & .NET, Node.js, JavaScript, TypeScript, Angular (dedicated teams), React, Vue.js, Next.js, Gatsby, Swift, Kotlin, Go Development (staff augmentation), Delphi, Xamarin, Ruby, Ruby On Rails, HTML5, CSS3, Bootstrap, MySQL, PostgreSQL, Oracle, Microsoft SQL Server, MariaDB...
If you need to hire developers we can help with the outsourcing process
Senior engineers, AI-assisted speed, human-reviewed code.
WHY CHOOSE US?
We create the software you need. No more, no less.
SENIOR ENGINEERS IN YOUR TIME ZONE
Our engineers work from across Latin America and overlap your US business day. Every engineer passes technical screening before joining a client team.
AI-ASSISTED, HUMAN-REVIEWED
We use AI coding agents for speed, inside written repository rules. Every change goes through a pull request that a senior engineer reviews and approves; an agent's approval never counts.
SECURITY BUILT INTO CI
Pipelines run tests, type checks, secret scanning and dependency audits on every pull request, with container scanning and keyless deploys for production.
OUR STANDARDS
We follow high quality standards when developing software
1PRODUCT QUALITY
We are early-tech-adopters and work with the latest technologies as well as qualified software developers. Our products are created to meet your requirements and we aim to provide the best service for your projects.
2CODE QUALITY
Our code is clear and maintainable, easy to read and understand for by any developer. Always documented, it follows coding conventions and it's extensible and efficient.
3USABILITY
We focus on the user's experience but always following your requirements. Our software products are developed to achieve specific goals effectively and efficiently.
4MAINTAINABILITY
All the systems and components we develop are easy to modify. Therefore, correcting faults, improving the performance and adapting environments to new requirements is very accessible.
5TRACEABILITY
Predecessor-successor relationships between our products are easy to establish and trace. With the software we develop, the life of a requirement can be described and followed naturally, reaching all artifacts and making tests secure and productive.
6VELOCITY
Following Agile software development methodologies, our teams can fulfill a high quantity of tasks maintaining exceptional quality standards to meet established deadlines.
Software Development Outsourcing
BENEFITS OF SOFTWARE OUTSOURCING
Faster to start, easier to scale, and you see progress every two weeks.
✓
FAST START
Discovery takes 3 to 5 days, team assembly 5 to 10 days, and first deliverables land in week 3 or 4. No months-long hiring process.
✓
LOW-RISK SCALING
Start with one engineer or a full squad. A 2-week satisfaction guarantee covers every new team member, and you can scale down with 30 days' notice.
✓
VISIBLE PROGRESS
Two-week sprints with a demo and a retrospective, plus a shared velocity dashboard, so you always know what shipped and what is next.
Software Development Services
Are you planning to outsource software development services?
Our experienced full-stack developers are at your disposal and ready to create exceptional software solutions: mobile and web applications, responsive websites or powerful apis, whatever you need.
APP DEVELOPMENT SERVICES
We offer professional services for all phases of app creation, from ideation and concept to design, integration and implementation. When timelines tighten, we can also embed dedicated app developers alongside your in-house team.
Our specialists have extensive experience in developing all types of applications (mobile, web and desktop), for all platforms: ios, android and windows.
WEB DEVELOPMENT SERVICES
We can create high quality websites for your business. We use the most advanced technology and techniques, we take care of usability and focus on performance, seeking to offer an intuitive, pleasant and fast user experience.
API DEVELOPMENT SERVICES
Make connectivity easy.
We design REST, GraphQL and gRPC APIs with versioning, authentication and documentation, so your systems, partners and AI agents can integrate in an easy, precise and fast way.
From first commit to production, in your time zone.
Industries
We Serve Multiple Industries, Globally.
HEALTHCARE
We provide software solutions to improve medical care and simplify and streamline the management of medical services.
ECOMMERCE
We've developed several e-commerce platforms for different clients of the US and Latinamerica. Providing solutions to wholesalers and retailers, improving their commercial transactions process.
BANKING & FINANCE
We are experts in the development of payment processing, banking, virtual wallets among other finances management platforms. We've developed several payment processing systems for international customers. For DeFi and blockchain-based financial solutions, explore our blockchain development services.
TRAVEL & TOURISM
Not only are we experts on software development but also avid travellers ourselves. We understand the touristic industry and different types of travellers' needs. We can create custom on-demand travel apps for example.
HOSPITALITY
We are aware of the hospitality industry's main concerns and we work to provide solutions for it. We can create websites integrated with bookings management systems and e-commerce to process transactions straight through it.
MARKETING
If you have been considering that your company should be on Google's searches, we can provide you with SEO consultancy services. Find out where your company is at the moment and what improvements we can help with.
CONSTRUCTION
Construction is one of the firsts industries we've worked for and therefore one of our expertise. We can create websites, apps and data management platforms to help you improve your processes.
OTHERS
We provide custom on-demand software products depending on your business needs. Let's talk! We'll be happy to hear what's on your mind!
Miami-led, nearshore-delivered
Software Development Company in the USA
with engineers across Latin America
USA SOFTWARE OUTSOURCING COMPANY
Siblings Software has built software for clients since 2014, across more than 250 engagements. We are headquartered in Miami, Florida, and our engineers work from across Latin America, so collaboration happens during your business day. About 40% of our clients are venture-backed startups; the rest are mid-market and enterprise teams. More about us.
Prefer to work in Spanish or hire directly in Argentina? Visit siblingssoftware.com.ar.
OUR CLIENTS
Recent work
A sample of products we have built or are building now. We name clients only when they have approved it.
Local services marketplace: search, verified profiles, reviews, WhatsApp contact and admin moderation, built on Next.js.
Boca en Boca
Personalized-products e-commerce with an in-browser design editor, AI background removal, Mercado Pago checkout and a full admin.
Vyxia
Moved a European compliance platform from Supabase and Vercel to AWS Fargate, with Cognito MFA, Postgres row-level security and scan-gated deploys.
ISO 27001 compliance SaaS
Client name under NDA · 2026
Owner app for leases, index-based rent updates, Mercado Pago collections and tenant credit checks, built with Expo and Next.js.
Rental-management app
Argentina · in delivery, 2026
Eight senior Go engineers for platform engineering: microservices, APIs and observability for hybrid-cloud data services.
NetApp
Smart-city waste platform with a REST API on Azure and an Angular operations portal.
BinSensors
Last updated: November 2026
Software Outsourcing
Frequently Asked Questions
Yes. Most founders start with a project-based build: 2 to 6 engineers for 1 to 6 months, typically USD 15k to 120k depending on scope. Discovery takes 3 to 5 days and you see working software by week 3 or 4. Recent examples include the Boca en Boca services marketplace and the Vyxia personalized-products store.
Agents work inside written repository rules and never merge their own work. Every change goes through a pull request that a senior engineer reviews, and CI runs tests, type checks, secret scanning and dependency audits before anything ships. Credentials and customer data stay out of prompts.
Siblings Software is headquartered in Miami, and our engineers work from across Latin America during US business hours. You get two-week sprints with a demo and a retrospective, a shared velocity dashboard, a 2-week satisfaction guarantee on new team members, and 30 days' notice to scale down.
Typical ranges are USD 15k to 120k for a project-based build, USD 12k to 60k per month for a dedicated team of 4 to 12 people, and USD 4k to 9k per month for each staff-augmentation developer. Specialized AI and security roles can sit above these ranges, so we quote after a short discovery call.