Contact Nucleus
Get a custom proposalCustom Software, Mobile Apps & AI Solutions
Nucleus is a premium custom software development company based in Brazil, specializing in building high-impact web systems, mobile applications, and enterprise AI solutions for growing startups and established enterprises.
Since 2016, we have helped companies transform complex challenges into scalable, production-ready software. From MVP creation to full-scale enterprise systems, we deliver software that drives real business results.
Core Services:
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Mobile App Development: Native and cross-platform (iOS & Android) apps with advanced features (GPS, Biometrics, Offline Mode, OCR).
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Custom Web Systems: B2B portals, custom ERPs, and complex system integrations built for performance and scale.
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Enterprise AI & Automation: Custom AI agents (GPT-4, Claude, Gemini), RAG integration, and B2B workflow automation.
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Cloud Infrastructure & Sustenance: Enterprise cloud management (24/7 monitoring, LGPD compliant) and N2/N3 software support.
Why Work With Us?
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100% Code Ownership: You own all source code and IP from day one—no vendor lock-in.
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Fixed Scope & Clear Pricing: Scope, timeline, and budget are fully defined before writing a single line of code.
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Proven Track Record: Trusted by clients across healthcare, retail, and tech (e.g., Unimed, Freitas Varejo, Willfly).
Partner with Nucleus to stop improvising and build software that scales your business.
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Min project size
$5,000+
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Hourly rate
$25 - $49 / hr
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Employees
2 - 9
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Year founded
Founded 2016
- AI Agents
- 10%
- AI Development
- 10%
- Generative AI
- 10%
- Web Development
- 10%
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Our Story
Founded with a vision to eliminate software failure and deliver real business ROI, Nucleus transforms complex enterprise challenges into scalable, high-performance tech. Since 2016, we have specialized in custom software, mobile apps, and enterprise AI. Our mission is to partner with growing businesses to build secure, maintainable digital products with full scope transparency and 100% code ownership.
What Sets Us Apart
100% Code & IP Ownership
ou own 100% of the source code, architecture, and intellectual property from day one. No hidden fees or vendor lock-in.Predictable Fixed-Scope Execution
Clear timelines, transparent budgets, and detailed scope definitions before writing a single line of code.Enterprise AI & Automation Expertise
Advanced integration of AI agents, LLMs, and RAG into real business workflows with enterprise-grade security.
Contact Nucleus
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