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Rumble Built, Inc.
How we engage

Ways to work together

Choose the shape that fits your roadmap — we often blend these across a product lifecycle, including advisory-only phases before or alongside build.

Advise — strategy & solution design

Architecture reviews, AI and vendor fit, roadmaps, and technical diligence — structured outcomes when you need clarity and a build plan without us committing code.

Build — product & platform

End-to-end delivery: discovery, design partnership, implementation, and launch. Outcome ownership, not ticket churn — including AI-native and full-stack product work.

Integrate — systems & APIs

Connect CRMs, warehouses, identity, payments, and internal tools. Clear contracts, edge-case handling, and documentation that matches what ships.

Augment — embed with your team

Staff augmentation, reviews, architecture guidance, or a lead for a critical initiative. We match your cadence and toolchain.

Engagements

How engagements work

Every relationship is different; below is a typical shape — not a contract. We will propose something specific after intake.

Phases

Align — goals, constraints, and success criteria. Shape — discovery sprint or advisory arc to reduce risk before big commits. Build / integrate — iterative delivery with visible milestones. Ship & steady — handoff, observability, and what “run” means for your team.

Typical horizons (indicative)

Advise — often a few weeks to a couple of months for a defined review, roadmap, or diligence thread. Build — depends on scope; meaningful product slices commonly span multi-month programs, with earlier milestones for validation.

What you walk away with

Advise: written findings, options with tradeoffs, architecture or vendor fit, prioritized roadmap, and risks called out. Build: working software in your environments, repos and docs as agreed, and runbooks your team can operate.

S-01 · Product & platform

Product & platform engineering

Product and platform work at the same standard we ship for ourselves — web apps, SaaS foundations, and internal platforms from first prototype to hardened production, including AI-forward experiences. Architecture you can evolve, tests that earn trust, and a path to scale.

Greenfield & modernization

New builds alongside strangler patterns and careful refactors so you ship while the system changes.

TypeScript end-to-end

Shared types across browser and server; fewer surprises when APIs and UIs move together.

Quality & release discipline

Automated testing, CI/CD, and observability so releases stay predictable under real load.

S-02 · APIs & integrations

APIs, backends & internal tools

REST and OpenAPI-first services, webhooks, batch jobs, and glue between systems — where core product and intelligent features meet CRMs, identity, payments, and internal tools. We care about auth boundaries, idempotency, and operability when things fail.

Service layers & contracts

Node (Express, Fastify), Python (FastAPI), JVM (Spring, Ktor), PHP (Laravel) — chosen for fit, not fashion.

Payments & comms

Stripe billing lifecycles, Twilio messaging, maps and location layers — integrated with clear secrets hygiene.

Regulated & public data

Connectors to federal and industry APIs (e.g. EDGAR, FDA, SAM) when compliance and audit trails matter.

S-03 · Data & trust

Data, analytics & access control

Relational cores, caches, documents, and object storage — modeled for your workload, retrieval, and analytics. Row-level security, migrations, and reporting pipelines that respect who should see what when AI features touch production data.

PostgreSQL & Supabase

Complex queries, RLS policies, realtime where it fits, and auth-aware data boundaries.

Polyglot storage

Redis, MongoDB, SQLite, MySQL/MariaDB, S3-compatible object storage — each where it earns its place.

Dashboards & insight

Charting and analytics views in the product; pipelines and ORMs (SQLAlchemy, JPA) when the domain is heavy.

S-04 · Intelligence

AI & intelligent features

Full-stack intelligent features — not a bolt-on: generation, embeddings, multimodal input, and evaluation wired through your product’s auth, data, and UX. Providers chosen for fit, latency, and cost; multi-provider orchestration and MCP where standards help.

Model providers

OpenAI, Anthropic (Claude), Google Gemini, Mistral, Perplexity — with fallbacks and routing by task.

Providers

Production patterns

Structured outputs, SSE streaming for live UX, cost caps, and evaluation hooks so features stay measurable.

Delivery

Python & data stack

Pipelines, NLP, and ML-adjacent services where Python and FastAPI are the right tool.

AI · Data
S-05 · Experience

Web & mobile experiences

Interfaces where users meet your product and its intelligent features — fast and accessible from phone to desktop. React and Next.js on the web; SwiftUI, Jetpack Compose, and React Native for native and cross-platform.

Modern web UI

React, Vite, Next.js, Tailwind, MUI; validated forms (React Hook Form + Zod) and solid routing.

Client state

TanStack Query, Zustand, Redux Toolkit, Inertia with Laravel when the server drives navigation.

Mobile

Native Apple and Android patterns; Firebase when push and analytics need Google’s hosted pieces.

S-06 · Cloud & delivery

Infrastructure, reliability & architecture

The reliability layer under production AI and full-stack products — containers, CI/CD, edge and cloud runtimes, observability, and API shapes that stay maintainable as the team and traffic grow.

Runtimes & edge

Docker, Cloudflare, GCP (Cloud Run, GCS, Vertex), Supabase Edge Functions, GitHub Actions pipelines.

APIs & composition

REST + OpenAPI, GraphQL, gRPC for internal services, SSE for live streams, embeddable widgets with clear boundaries.

Platform discipline

Monorepos (Turborepo), Terraform, Sentry, Celery for async work — so changes stay reviewable and reversible.

Commercial

Procurement & agreements

When we move past intake, engagements are governed by clear statements of work and master services agreements as appropriate, with written exhibits for recurring hosting, usage, and add-ons when they apply. We bill by line item so invoices separate professional time (against the SOW), platform and pass-through infrastructure, metered consumption where relevant, and any support or optional services you have engaged. Insurance certificates and vendor security questionnaires are available on request for qualified work — say so in Signal so we can route procurement. For security practices and disclosure, see Security.

Tell us whether you want hands-on build, integration work, advisory-only, or a mix. Share the product, the systems in play, and the timeline — we will respond with a straight read on fit.

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