Miguel Cazares

Cazares Software LLC

The independent software studio of Miguel Cazares, Senior iOS Engineer. Everything below is live in production - built, shipped, and operated by one engineer

Looking for my full engineering background? Visit miguelengineer.com.

Proof:
350k+ downloads
78k MAU
>99.99% crash-free
iOS-first delivery
Production-minded
Full ownership: design -> ship -> operate
[email protected]

What this is

Not an agency and not a resume - a working studio. Each product below is in production today, from an App Store iOS app to bilingual client sites, all built and operated end to end.

iOS-first depth
Swift and native iOS, with React Native and Android in range
Reliability-first delivery
Defensive coding, observability, and production proofs
End-to-end ownership
Architecture, shipping, and long-term operations

Shipped

Signo Vivo

iOS app

Keeps a church choir's iPads in sync over a local Wi-Fi and Bluetooth mesh, no internet needed; a companion website keeps the congregation in sync too

App Store-> signovivo.com->

Mixterious

Audio and video

Automated audio and video pipeline that isolates any instrument or vocal track and renders finished videos - Python on Google Cloud and Railway, 400+ videos published a month

mixterious.co->

Websites by Miguel

Web

Fast, mobile-first websites for small businesses in English and Spanish - four client sites live, all with 5.0-star Google ratings

websitesbymiguel.com->

CalAmigas

Web app

Shared availability calendar for a friend group - one look instead of twenty text messages

calamigas.com->

Capabilities

iOS engineering

Delivery
  • Native Swift architecture and App Store releases
  • Legacy modernization: Objective-C to Swift in place
  • CI/CD hardening, with React Native and Android in range

Reliability and performance

Performance
  • Crash reduction and quality guardrails
  • Observability, logging, and alerting strategy
  • Incident prevention and rollout safety

Product execution

Strategy
  • Scope shaping and roadmap acceleration
  • Legacy modernization and platform migrations
  • Pragmatic tradeoffs for delivery speed

Engagement Model

How work runs

Diagnose
Fast audits, risk mapping, and delivery plan
Build
Implementation with tight feedback loops
Operate
Post-launch hardening and handoff
  • Direct senior engineering involvement, no delegation layers.
  • Clear milestones, real-time status, and delivery dates.
  • Documentation and handoff built into the work.

Contact

Start a project

Share your goals, pain points, and timeline. You’ll get a short plan with next steps.

[email protected]