RafantoLab
We plant 10 trees for every successful client onboarding.

Engineering the digital
infrastructure of tomorrow.

RafantoLab is a software studio building scalable SaaS platforms, AI systems, and enterprise products for ambitious companies.

Start a project→View our work
rafantolab / dashboard
Throughput
12.4k
+18%
Latency p95
84ms
-22%
Uptime
99.99%
30d

Trusted by engineering teams shipping at scale

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Capabilities

A full-stack studio for product, platform & AI.

One team, end-to-end. From discovery to deployment, we engineer the systems that move your business forward.

▣

SaaS Development

Multi-tenant platforms architected for scale, billing, and observability.

◇

Web Application Development

Fast, scalable, and SEO-optimized modern web applications.

◐

Mobile App Development

Cross-platform mobile apps with native performance and UX.

▤

CMS Solutions

Custom content management systems tailored for flexibility and control.

✱

UI/UX Design

User-centered design systems that balance beauty and usability.

✦

Brand Identity Design

Strategic brand systems built for recognition and trust.

⚡

High-Converting Landing Pages

Conversion-focused landing pages engineered for growth.

◈

AI & Automation Solutions

Intelligent systems that automate workflows and decision-making.

▲

Digital Marketing

Performance-driven marketing strategies for scalable growth.

▶

Video Production & Editing

High-quality visual storytelling for brands and products.

About RafantoLab

A studio of engineers obsessed with craft.

We partner with founders, product teams, and enterprises to build software that lasts. Our work is defined by clarity of thought, depth of engineering, and a relentless attention to detail.

Work with usOur process
120+
Products shipped
40+
Engineers & designers
12
Countries served
99.99%
Avg. SLA delivered

Our philosophy is simple: great software is engineered, not assembled. We choose long-term clarity over short-term shortcuts, and we build systems we'd be proud to operate ourselves.

Process

From idea to infrastructure, in six measured stages.

A repeatable, opinionated process that minimizes risk and maximizes velocity. Hover or tap a stage to dive deeper.

Stage 01

Discovery

We begin by understanding your business goals, users, market, and technical requirements. This phase helps us define a clear roadmap, identify opportunities, and align the product vision with measurable outcomes.

Deliverables
Clarity
Insights
Direction
Stage 01
Next · Strategy
Case studies

Products people quietly rely on.

Each engagement is measured against the metric the business actually cares about.

  • SaaSVector Inc.

    Vector Analytics

    Real-time observability platform for ML pipelines.

    View case study→
  • AIHelios Group

    Helios Copilot

    Enterprise RAG assistant deployed across 14 business units.

    View case study→
  • FintechNorthwind Capital

    Northwind Ledger

    Multi-currency treasury management for cross-border teams.

    View case study→
  • MobileLumen Industrial

    Lumen Field

    Offline-first iOS & Android app for industrial inspections.

    View case study→
Tech we master

A toolkit forged for ambitious products.

The frameworks, runtimes, and platforms our squads ship with every day, in production.

01 · Frontend15 tools
ReactReact
Next.jsNext.js
NuxtNuxt
Vue.jsVue.js
AngularAngular
TypeScriptTypeScript
JavaScriptJavaScript
TailwindCSSTailwindCSS
BootstrapBootstrap
SassSass
HTML5HTML5
CSS3CSS3
FramerFramer
StorybookStorybook
GraphQLGraphQL
ReactReact
Next.jsNext.js
NuxtNuxt
Vue.jsVue.js
AngularAngular
TypeScriptTypeScript
JavaScriptJavaScript
TailwindCSSTailwindCSS
BootstrapBootstrap
SassSass
HTML5HTML5
CSS3CSS3
FramerFramer
StorybookStorybook
GraphQLGraphQL
02 · Backend15 tools
Node.jsNode.js
ExpressExpress
NestJSNestJS
FastAPIFastAPI
DjangoDjango
CeleryCelery
PythonPython
PostgreSQLPostgreSQL
MySQLMySQL
MongoDBMongoDB
SQLiteSQLite
RedisRedis
SupabaseSupabase
FirebaseFirebase
ElasticElastic
Node.jsNode.js
ExpressExpress
NestJSNestJS
FastAPIFastAPI
DjangoDjango
CeleryCelery
PythonPython
PostgreSQLPostgreSQL
MySQLMySQL
MongoDBMongoDB
SQLiteSQLite
RedisRedis
SupabaseSupabase
FirebaseFirebase
ElasticElastic
03 · Mobile & Cloud12 tools
AndroidAndroid
iOSiOS
SwiftSwift
KotlinKotlin
FlutterFlutter
DartDart
ExpoExpo
CloudflareCloudflare
Google CloudGoogle Cloud
DigitalOceanDigitalOcean
VercelVercel
NetlifyNetlify
AndroidAndroid
iOSiOS
SwiftSwift
KotlinKotlin
FlutterFlutter
DartDart
ExpoExpo
CloudflareCloudflare
Google CloudGoogle Cloud
DigitalOceanDigitalOcean
VercelVercel
NetlifyNetlify
04 · DevOps & AI15 tools
DockerDocker
KubernetesKubernetes
GitGit
GitLabGitLab
JenkinsJenkins
LinuxLinux
NginxNginx
Hugging FaceHugging Face
LangChainLangChain
OllamaOllama
ReplicateReplicate
SentrySentry
DatadogDatadog
Google AnalyticsGoogle Analytics
HotjarHotjar
DockerDocker
KubernetesKubernetes
GitGit
GitLabGitLab
JenkinsJenkins
LinuxLinux
NginxNginx
Hugging FaceHugging Face
LangChainLangChain
OllamaOllama
ReplicateReplicate
SentrySentry
DatadogDatadog
Google AnalyticsGoogle Analytics
HotjarHotjar

+ many more · we pick the right tool, never the trendy one.

AI-native engineering

Modern web, wired with intelligent systems.

We don't bolt AI onto the side. We architect products where retrieval, agents, and inference are first-class fast, observable, accountable.

◦ stack.compose
tap any node →
RafantoLab
signal
→ routing query · openai/gpt-4.1 · p50 412ms
01

RAG, your data, your voice

Retrieval pipelines tuned to private corpora with citations, freshness, and grounded answers by default.

02

Agentic workflows

Multi-step agents with tools, evals, and guardrails. Built to recover, not just to demo.

03

Inference at the edge

Streaming, caching, and routing across providers latency budgets you actually hit.

04

Observability + evals

Traces, golden sets, and regression tests. We treat prompts like code.

Models composable · provider-agnostic · evals first
Use-case theatre · live
Vertical
Legal Ops
Prompt

$

Pipeline · routed
Pinecone
Anthropic
LangChain
Outcome
12 contracts · 4 risks surfaced
latencyp50 480ms
Testimonials

What our partners say.

“RafantoLab rebuilt our core platform in 90 days. The codebase is the cleanest we've ever shipped — and we've actually slowed our hiring because of it.”
MC
Mira Chen
CTO, Helios
Why RafantoLab

Built to outlast the demo.

Every project we ship is engineered for the next five years not the next sprint.

Architecture

Scalable systems engineered from first principles.

Service boundaries, data contracts, and infrastructure modeled for growth not retrofitted later.

/* security */

Security by default

SOC 2 patterns, RLS, secrets hygiene baked in from day one.

99.99%
Production uptime, p95 monitored.
/AI
Embedded into every layer.
Long-term support

We stay after launch

Quarterly reviews, on-call rotations, and continuous performance work.

MaintainOptimizeEvolve
<perf/>

Performance is product

Lighthouse 95+ targets, edge caching, image discipline.

New

AI Studio

Agents, evals, observability.

Engagements

Pricing built around outcomes.

Flat monthly retainers no hourly games, no surprise SOWs. Pause or cancel after any cycle.

Starter

For early teams shipping their first product.

$3,900/mo
billed annually
Start with Starter →
  • 1 product squad (design + eng)
  • Weekly delivery cadence
  • Performance budgets baked in
  • Slack & async standups
  • 30-day satisfaction window
Most popular

Scale

For funded teams scaling product and platform.

$7,900/mo
billed annually
Scale with us →
  • 2 cross-functional squads
  • Dedicated product strategist
  • SOC2-ready engineering rigor
  • Realtime roadmap & telemetry
  • Priority hotfix SLA
  • Quarterly architecture review

Enterprise

For platform teams with regulated workloads.

Custom
Talk to sales →
  • Embedded staff engineers
  • On-prem & sovereign deploys
  • Security & compliance program
  • Custom MSA & DPA
  • Named executive sponsor

All plans include code ownership, async documentation, and a 30-day exit ramp.

Questions

Everything you'd ask on a first call.

If you can't find what you're looking for, the contact form below routes straight to a partner.

  • Every engagement opens with a focused 1-week discovery sprint. We map your problem space, agree on success metrics, and produce a costed roadmap before any code is written.
Still curious?
Book a 20-minute call with a partner no pitch, just answers.
Talk to us →
Let's build

Engineering the future of
digital innovation.

Three ways to get in touch. We respond within 24 hours.

Direct
hello@rafantolab.com
Mon - Fri · 9am - 7pm CET
We respond to all emails within 24 hours
01

Start a project

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