We build modern software, mobile apps & intelligent AI solutions.

FH Developers is a full-stack digital product studio. We engineer enterprise-grade web platforms, native iOS & Android applications, and bespoke AI agents engineered for scalability, security, and world-class craft.

Build Your Software Interactive Project Estimator

fh-developers // live-architecture-preview

agent@fh-cluster:~$ invoke-agent

Live Engine

⚡ RAG Engine initialized.
✓ Analyzed 14,200 telemetry vectors.
✓ Bottleneck identified: Unindexed composite key in `orders_v3`.
✓ Migration auto-generated: Reduced query latency from 320ms → 8ms (-97.5%).
✓ Deployment deployed to AWS us-east-1.

Status: 200 OK • All Systems NominalResponse Time: 12ms

Performance Benchmark

99.98%+18% vs Industry Standard

Edge-rendered with zero runtime overhead and automated failover.

Enterprise Code Quality

100%TypeScript & Swift Strict Mode

End-to-end type safety, automated regression tests, and zero runtime crashes.

Architecture Stack

Next.js 15iOS SwiftKotlinPyTorchLangChainPostgreSQLDocker

Next.js 15Web Platform

TypeScriptLanguage

Apple iOS (Swift)Mobile

Android (Kotlin)Mobile

Flutter & React NativeCross-Platform

OpenAI & Claude LLMsArtificial Intelligence

PyTorch & HuggingFaceDeep Learning

PostgreSQL & pgvectorData Architecture

Amazon Web ServicesCloud Infrastructure

Docker & KubernetesContainerization

FastAPI & Node.jsBackend Systems

GraphQL & RESTAPI Design

Redis CacheIn-Memory DB

Figma & Linear DesignUI/UX Craft

Next.js 15Web Platform

TypeScriptLanguage

Apple iOS (Swift)Mobile

Android (Kotlin)Mobile

Flutter & React NativeCross-Platform

OpenAI & Claude LLMsArtificial Intelligence

PyTorch & HuggingFaceDeep Learning

PostgreSQL & pgvectorData Architecture

Amazon Web ServicesCloud Infrastructure

Docker & KubernetesContainerization

FastAPI & Node.jsBackend Systems

GraphQL & RESTAPI Design

Redis CacheIn-Memory DB

Figma & Linear DesignUI/UX Craft

Full-Spectrum Engineering

Everything your company needs to ship world-class software.

We combine silicon-valley engineering standards with Notion-level design craft. From responsive web applications and native mobile apps to autonomous AI solutions.

Core Expertise

Full-Stack Web & Enterprise Platforms

High-speed, scalable web applications with sub-second response times.

We design and engineer enterprise-grade web applications, interactive SaaS dashboards, and high-conversion e-commerce engines using modern React, Next.js, and TypeScript architectures.

Next.js 15 App Router & Server Components for maximum rendering speed

Micro-frontend and headless modular architecture

Complex real-time state management and collaborative canvas tools

SEO-dominant technical architecture with 100/100 Core Web Vitals

Sub-20ms edge latency via global CDN deployment

Next.js 15TypeScriptReact 19Node.jsTailwindGraphQLPostgreSQL

99.99% Uptime • Sub-50ms TTFBInquire Scope

Native & Cross-Platform

Mobile App Engineering (iOS & Android)

Pixel-perfect mobile experiences with 120 FPS buttery-smooth interaction.

From Silicon Valley startups to established global brands, we build native iOS and Android applications that top the App Store charts. Whether native Swift or unified Flutter, our apps feel fluid, responsive, and tactile.

Native iOS development in Swift 6.0 & modern SwiftUI

Native Android applications engineered with Kotlin & Jetpack Compose

Unified cross-platform apps built with Flutter and React Native

Offline-first SQLite local synchronization and encrypted device storage

Biometric authentication (FaceID / Fingerprint) & push notifications

Turnkey App Store & Google Play approval with automated Fastlane CI/CD

SwiftUISwift 6KotlinJetpack ComposeFlutterReact NativeFastlane

4.9★ Avg Rating • 120 FPS FluidityInquire Scope

Cutting-Edge

Custom AI Solutions & Agentic Systems

Empower your business with autonomous agents and domain-specific LLMs.

Move beyond simple chatbots. We build autonomous AI agents, enterprise Retrieval-Augmented Generation (RAG) pipelines, computer vision systems, and proprietary LLM integrations tailored to your proprietary datasets.

Custom LLM agent workflows with autonomous tool calling and error recovery

Enterprise RAG pipelines with vector databases (pgvector, Pinecone, Qdrant)

Fine-tuned open-weight models (Llama 3, Mistral) for data sovereignty

Automated document ingestion, OCR, and multi-modal computer vision

Guardrails, hallucination prevention, and strict type-safe structured outputs

PythonPyTorchLangChainLlamaIndexOpenAIAnthropicpgvector

85% Cost Reduction • Zero Hallucination GuardrailsInquire Scope

Infrastructure

Cloud DevOps & Enterprise Architecture

Resilient cloud infrastructure built to handle millions of requests.

We architect scalable, multi-region cloud infrastructures that never go down. From zero-downtime CI/CD pipelines to container orchestration, your application is guarded with enterprise-grade resilience.

Multi-cloud architecture across AWS, Google Cloud (GCP), and Azure

Kubernetes cluster orchestration and Docker microservices

Terraform & Pulumi Infrastructure-as-Code (IaC)

SOC2, HIPAA, and GDPR compliance-ready engineering

Automated blue-green deployments with instantaneous zero-downtime rollbacks

AWSGoogle CloudDockerKubernetesTerraformGitHub ActionsRedis

Zero-Downtime Releases • SOC2 ReadyInquire Scope

Modern Technology Matrix

Battle-tested tools for mission-critical software.

We do not chase fleeting trends. We build on hardened, resilient frameworks designed to scale seamlessly from day one to 10M+ users.

Next.js 15

Full-Stack React Framework

App Router

TypeScript

End-to-End Type Safety

Strict Mode

React 19

UI Component Architecture

Server Components

Tailwind & CSS Modules

Performant Responsive Styling

Zero Runtime

GraphQL / tRPC

Type-Safe API Layer

Microservices

Node.js & Bun

High-Throughput Runtime

V8 Engine

Apple Swift 6

Native iOS & macOS Applications

SwiftUI

Android Kotlin

Native Android Enterprise Apps

Jetpack Compose

Flutter

Cross-Platform Engine

60-120 FPS

React Native

Shared TypeScript Codebase

Hermes Engine

SQLite / Realm

Local Offline Storage

Encrypted

Fastlane & Xcode

Automated CI/CD App Store Release

Zero Overhead

PyTorch

Deep Learning Model Training & Inference

GPU Accelerated

LangChain & LangGraph

Autonomous Multi-Agent Workflows

Tool Calling

OpenAI & Claude APIs

Foundation Model Integration

Enterprise SLA

Llama 3 & Mistral

Open-Source Self-Hosted Models

Data Sovereignty

Pinecone / Qdrant

High-Density Vector Embeddings

Sub-5ms Recall

Whisper & Vision LLMs

Audio & Multi-Modal Processing

Real-Time

Amazon Web Services (AWS)

Elastic Compute, S3, Lambda, ECS

Global Infra

Google Cloud Platform (GCP)

Kubernetes Engine & Vertex AI

Multi-Region

Docker & Kubernetes

Microservice Containerization

Orchestration

Terraform & Pulumi

Infrastructure as Code (IaC)

Version Controlled

Cloudflare Workers

Edge Computing & Global CDN

10ms TTFB

PostgreSQL & pgvector

Relational + Vector Search Store

ACID Compliant

Redis Cache

In-Memory Caching & Pub/Sub

Sub-Millisecond

Prisma & Drizzle ORM

Type-Safe SQL Query Builders

Zero Boilerplate

MongoDB / DynamoDB

High-Volume Document Storage

Horizontal Scale

Proven Track Record

Case studies in technical excellence.

We measure our success by the measurable enterprise impact our software generates. Explore selected production systems built by FH Developers.

AI Solutions & Web PlatformFinTech Enterprise

Nexus AI: Enterprise Document Intelligence & Autonomous RAG

Engineered an enterprise-grade semantic search and automated agent engine indexing 12 million regulatory documents with hybrid keyword + dense vector search.

8ms

Query Latency

-84%

Time Saved

12M+

Docs Indexed

Custom LLM orchestration using LangGraph with strict guardrails

pgvector + PostgreSQL hybrid search pipeline

Next.js 15 enterprise audit cockpit with real-time analytics

SOC2 Type II compliant encryption for multi-tenant data isolation

Next.js 15TypeScriptPyTorchpgvectorFastAPIAWS

Request Similar Architecture

Mobile App DevelopmentDigital Health Scaleup

Aura Health: Native iOS & Android Biometric Monitoring

Designed and built native iOS (SwiftUI) and Android (Kotlin) mobile apps interfacing with BLE wearable sensors for continuous real-time HRV and health telemetry.

4.9★

App Store Rating

320k+

Active Users

99.98%

Crash-Free Sessions

Native Swift 6.0 concurrency & Apple HealthKit integration

Kotlin Jetpack Compose Android client with offline SQLite cache

Low-energy Bluetooth (BLE) continuous packet streaming engine

Interactive health trends canvas with 120 FPS animations

SwiftUISwift 6KotlinJetpack ComposeBLEFastlane

Request Similar Architecture

Full-Stack Web EngineeringGlobal Direct-to-Consumer Brand

Veloce: High-Throughput Headless E-Commerce Architecture

Migrated legacy monolithic storefront to an ultra-fast Next.js headless architecture deployed on global edge CDN with instant sub-second checkout.

+34%

Conversion Lift

38ms

Avg TTFB

18k req/s

Black Friday Peak

Next.js Incremental Static Regeneration (ISR) with dynamic caching

Custom Stripe Elements checkout flow with Apple Pay & Google Pay

Real-time inventory management synced via Redis Pub/Sub

Lighthouse score 100/100 across mobile and desktop devices

Next.js 15TypeScriptStripeRedisGraphQLTailwind

Request Similar Architecture

Cloud DevOps & ML PipelinePayments Infrastructure Provider

Stratum: Real-Time Fraud Telemetry & ML Scoring Engine

Architected distributed event-driven microservices processing 50,000 transactions per second with real-time heuristic scoring and automated anomaly alerting.

99.4%

Fraud Detection Rate

50k tx/s

Throughput

$14M+

Saved Capital

Multi-region Kubernetes deployment with automated horizontal autoscaling

Apache Kafka event streaming pipeline connected to XGBoost inference

Executive dashboard with live websocket telemetry charts

Comprehensive zero-downtime blue/green deployment workflow

KubernetesDockerPythonKafkaAWS ECSTypeScript

Request Similar Architecture

The FH Engineering Methodology

How we take your product from concept to production.

Predictable delivery, zero technical debt, and transparent communication. Our 5-phase engineering framework guarantees on-time, within-budget execution.

Discovery & System Architecture

Week 1

We deconstruct your business goals into concrete technical requirements. We deliver a comprehensive System Architecture Document (RFC), database entity schemas, and API contracts before writing a single line of code.

DeliverablesTechnical Architecture RFCData Model & SchemasMilestone Gantt Chart

Design Systems & Interactive Prototypes

Week 2

Engineered with Notion and Linear level precision. We craft responsive wireframes, design tokens, and high-fidelity interactive prototypes in Figma for fast feedback and alignment.

DeliverablesFigma Design SystemComponent Library TokensClickable Flow Prototype

High-Velocity Sprint Engineering

Weeks 3-8

Senior engineers building in two-week agile sprint cycles. Continuous integration ensures testable builds are staged every week with async progress demos and zero ambiguity.

DeliverablesBi-Weekly Production StagingAsync Loom Code WalkthroughsClean Git History

Automated QA & Security Auditing

Week 9

Zero tolerances for regressions or security vulnerabilities. We execute end-to-end integration suites, load tests simulating 20,000 concurrent users, and strict penetration testing.

DeliverablesAutomated E2E SuiteSecurity & Penetration AuditPerformance Benchmark Report

Global Deployment & Post-Launch Care

Week 10+

Seamless production launch via automated blue-green pipelines. We provide full code ownership handover, comprehensive Notion knowledge base documentation, and 24/7 SLA monitoring.

Deliverables100% IP & Codebase HandoverDevOps Runbooks & DocumentationDedicated 24/7 Support

Need a custom sprint timeline or expedited roadmap?

We offer dedicated engineering pods ready to kick off within 5 business days.

Discuss Timeline

Transparent Investment Calculator

Configure your project scope in seconds.

No hidden fees or ambiguous hourly billings. Select your technical requirements below to get an instant estimate of sprint timelines, team size, and budget brackets.

1. Target Platform & Experience

2. AI & Intelligent Systems

3. Production Scale & Architecture

4. Engineering Velocity

Instant Scope EstimateFixed Scope

Estimated Investment Range

$15,000 – $27,000

* Transparent milestone billing. No unexpected hourly charges.

Estimated Timeline

5 - 8 weeks

Dedicated Engineering Pod

1 Senior Lead + 1 Full-Stack Engineer + 1 QA

100% Intellectual Property & Code Ownership

Weekly staging releases & Loom walkthroughs

30-day post-launch zero-bug guarantee

Why FH Developers

Engineered differently from typical software agencies.

We treat your software as if it were our own proprietary company product. Here is why leading technical founders choose FH Developers as their core engineering partner.

$140M+

Client Venture Capital Raised

Products built to attract top-tier institutional funding

99.8%

On-Time Milestone Delivery

Strict sprint commitments with zero missed deadlines

45+

Enterprise Apps in Production

Across North America, Europe, and Asia-Pacific

4.9 / 5

Average Client Review

Verified ratings from CTOs, Founders, and VPs

Senior Engineers Only

We never bait-and-switch with junior subcontractors. Every engineer on your project is a battle-tested builder who has architected high-scale systems.

Ship in Weeks, Not Quarters

Our structured CI/CD and modular architectures allow us to deliver a functional, tested staging environment by week 3 and full production by week 8.

Zero Technical Debt Guarantee

Clean TypeScript, Swift 6, and Python architectures. Comprehensive documentation, strict linting, and automated unit/integration tests included.

Total Code & IP Sovereignty

You own 100% of the intellectual property, Figma design files, git repositories, and cloud deployment scripts from day one.

Client Endorsements

Trusted by engineering leaders worldwide.

Hear directly from founders and CTOs who trusted FH Developers to build and scale their flagship digital products.

"FH Developers built our native iOS app and AI backend in just 8 weeks. Their team writes cleaner TypeScript and SwiftUI than most in-house staff at top Silicon Valley unicorns. We raised our Series A on the back of this product."

Marcus Vance

Founder & CEO • Aura Health Technologies

Verified

"Finding a software partner that truly understands modern Next.js 15, edge rendering, and pgvector RAG is rare. FH Developers didn’t just write code; they challenged our assumptions and optimized our architecture."

Elena Rostova

Chief Technology Officer • Nexus Intelligence

Verified

"They hit every sprint milestone without exception. The live Loom updates and transparent Figma boards gave our board total peace of mind. Our checkout conversion shot up by 34% within the first weekend."

David Chen

Head of Digital Engineering • Veloce Global Brands

Verified

Frequently Asked Questions

Everything you need to know before working with us.

Transparent answers on contracts, code ownership, engineering stacks, and delivery timelines.

We specialize in three core domains: high-performance Web Platforms (Next.js 15, TypeScript, React), Native & Cross-Platform Mobile Applications (iOS Swift, Android Kotlin, Flutter), and Custom AI Solutions (autonomous LLM agents, RAG document intelligence, computer vision pipelines).

Initiate Engineering Engagement

Let’s build your flagship product.

Book a 30-minute technical architecture consultation directly with our lead engineers. Every inquiry is stored securely in our database with a guaranteed response within 4 business hours.

What happens next?

4-Hour Guaranteed Review

A principal software architect reviews your project requirements and technical constraints.

30-Min Architecture Deep-Dive

We schedule a high-level video session to clarify specifications, team structure, and delivery milestones.

Complete IP & NDA Protection

Mutual non-disclosure agreements executed before sharing sensitive proprietary codebase details.

Prefer direct email?

inquiries@fhdevelopers.com

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