Marketing systems
Conversion APIs, attribution pipelines, and server-side tracking.
System architecture // 01Services Services Services
We build the systems behind high-performing companies
Custom marketing tech, data platforms, and applications designed for precision, speed, and measurable business impact.
Data platforms
Audience logic, identity resolution, and CRM sync infrastructure.
Internal tools
Automation, reporting systems, and operational engineering.
Capabilities
What we do
Bespoke development
Engineered systems for revenue, data quality, and performance measurement.
- Conversion APIs
- Custom ETL
- API-first stacks
Application development
Lean product builds with strong backend foundations and pragmatic iteration.
- AI-native products
- Subscription apps
- MVP-first delivery
Differentiation
Why work with FRZ.DEV
A focused technical partner built around senior execution and measurable outcomes.
01 //
Senior expertise only
No junior handoffs. No learning on your time. The work stays close to the operator.
02 //
Outcome-focused
Projects are measured against revenue impact, tracking accuracy, and system reliability.
03 //
Speed of execution
Minimal process overhead, short feedback loops, and systems designed to ship fast.
04 //
Martech + product crossover
A rare mix of performance marketing, data engineering, and product development.
Key principle
Build things that directly impact revenue, data quality, or product experience. Otherwise do not build them.
FRZ.DEV engineering manifesto
Ready to build the systems behind growth?
Describe the problem, the constraints, and what the current stack cannot do. The first goal is clarity.