Studio
How the studio is organised
S12V Labs is a small studio. The work is organised by practice rather than by department: each practice is a set of skills, tools and habits that a project draws on, and the engineer who scopes a project leads it from the first call to the handover.
Agents and language models
Agents that read, classify, draft and act inside the tools a company already runs, with a person in the loop until the numbers say otherwise.
- Prompting, tool use and retrieval
- Shadow mode before go-live
- Action logs and permission ladders
- Cost and latency budgets
Where it shows
Product engineering
Web and mobile apps, APIs and the platforms behind them, delivered as a working build every week from the second week on.
- TypeScript, React and Node
- Native iOS and Android where it matters
- Postgres, Cloudflare and AWS
- Integrations with POS, CRM and billing systems
Where it shows
Telecom and messaging
SMS, voice and messaging platforms: carrier integrations, number pools, routing, and classification that keeps up with the line rate.
- Carrier and aggregator APIs
- Routing and number management
- Inline classifiers with a millisecond budget
- Deliverability and compliance
Where it shows
Wearables and health data
Medical-grade sensor data from the device to the dashboard: sync through phones that want to sleep, signal quality, personal baselines, consent and access logs.
- Bluetooth sync and background modes
- HRV, resting heart rate and sleep analytics
- Consent records and audit trails
- Clinician and coach dashboards
Where it shows
Evaluation and data
The practice that puts a number on an AI feature before it is built, and keeps measuring it after launch.
- Evaluation sets from real cases
- Labelling with the people who do the job
- Regression runs on every change
- Monitoring and drift reports
Where it shows
Design
Interfaces for people with a job to finish: plain words, few screens, and the same hand that draws the figures in the articles.
- Interface and interaction design
- Copy as part of the design
- Accessibility checked, not assumed
- Figures, diagrams and sharing images
Where it shows
