Senior product & engineering studio

We ship AI‑powered software that lasts.

A small, senior and innovative team for web and mobile apps, internal tools, and AI systems. From architecture and design to deployment and observability.

Start a projectSee our work

Trusted by teams building with AI

  • Web & mobile apps
  • APIs & CLIs
  • AI systems, MCP, Agents
Why teams work with us

Senior execution, from idea to infrastructure

1

SDLC you can see

Clear phases from discovery to iteration, with artifacts you can keep: specs, diagrams, and handover docs.

Discovery to deployShared docsNo black boxes
2

Modern stack, stable foundations

We optimize for performance and maintainability, not buzzwords.

Proven patternsMaintainable codeScales with you
3

AI and data with guardrails

AI, agents, embeddings, and databases—on infrastructure you control, with monitoring and fallback paths.

Private by defaultObservabilitySafe fallbacks
4

Small, senior, long‑term, high quality

A senior engineer and a product/UI designer, plus trusted collaborators when needed. One accountable team that stays.

Senior onlyContinuityDirect access
5

Quality baked into the pipeline

Design systems, testing, CI/CD, and performance budgets as standard—so changes stay safe as you grow.

Design systemsCI/CDTests in place
From idea to production

What we build

We focus on B2B SaaS, internal products, and AI-heavy workflows. Most of our work mixes several of these capabilities in one product.

Web & internal tools

Dashboards, admin consoles, and custom workflows that feel fast and stay maintainable.

Role-based accessFast UIsStable APIs
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APIs, CLIs & integrations

REST and GraphQL APIs; background workers; and clean integrations with the tools you already use.

REST & GraphQLBackground jobsWebhooks
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AI, automation & agents

I features, retrieval systems, and agents powered by LangChain, ai-sdk, and Ollama—wired into your product and data.

RAG systemsAgentsWorkflow automation
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Product, UX & design systems

Flows, interfaces, and component libraries that improve clarity, adoption, and long-term delivery speed.

UX flowsDesign systemsAccessibility
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Mobile & cross‑platform apps

Native and cross‑platform apps using Swift/SwiftUI, Kotlin, Flutter, and React Native—aligned with your existing product.

iOS & AndroidCross-platformApp Store Ready
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How we work

From first conversation to launch and iteration. We keep the process transparent and aligned with your goals.

  1. 1

    Discover

    Clarify the problem, users, and constraints. We align on scope, success metrics, and risks early.

    • Problem framing
    • User interviews
    • Success metrics
  2. 2

    Design

    Architecture, data models, and UX flows. We decide where AI fits and where traditional software is better.

    • Architecture diagrams
    • UX flows
    • AI fit analysis
    • Figma Prototypes
  3. 3

    Build

    Iterative delivery in small, reviewable chunks. You see progress weekly with demos and changelogs.

    • Short cycles
    • Demos
    • Async updates
  4. 4

    Test, measure & deploy

    Automated tests, performance budgets, and observability before shipping. We deploy to Vercel, Supabase, AWS, or your infra.

    • CI/CD
    • Monitoring
    • Safe rollouts
  5. 5

    Operate & iterate

    We watch how the product behaves in the real world, then refine based on usage, incidents, and new opportunities.

    • Analytics
    • Feedback loops
    • Continuous improvement
  6. 6

    Prototype & MVP

    A quick prototype can convey more than any document or diagram. Focusing on the core features is key to build the first MVP

    • UX Prototypes
    • Functional MVP
    • A/B Testing

ABOUT NINJABIT

A small, senior studio for long‑term products

We’re a two‑person core team: a senior software engineer and a product/UI‑UX designer, working with a small network of trusted collaborators when projects need it.

We’ve helped B2B SaaS teams, internal product owners, and agencies ship products that mix traditional web software with AI and automation.

Our bias is toward clarity: clear architecture, clear interfaces, and clear communication. We like long‑lived relationships where we can help you evolve the product over time, not just ship version one.

How we collaborate

Direct access to the people doing the work

Async‑friendly updates and documentation

Flexible on‑going support after launch


What clients say

Trusted by teams we work with

“They delivered on time and kept the scope clear. We'd work with them again.”

Alex M.

Product Lead · Fintech startup

Delivery
On time
Scope adherence
100%
Effort variance
Minimal
“Professional, responsive, and technically strong. The product exceeded our expectations and the performance were great!”

Jordan K.

CTO · B2B SaaS

LCP
0.57 s
CLS
0.02
INP
16 ms
“Clear communication, solid architecture, and a team that actually cares about the outcome.”

Sam R.

Founder · Healthtech

Analysis
Solid and understandable
Execution
Ground breaking