When should we choose fine-tuning over RAG?

Service Overview

Custom AI Application Development

Turn validated AI use cases into robust, scalable software products with custom model fine-tuning, multimodal processing, and custom interfaces.

Scope a Custom AI Product

Service Overview & Core Technical Approach

From domain-specific predictive models to computer vision applications and fine-tuned LLM microservices, Trustin Technologies builds end-to-end custom AI solutions engineered for performance, reliability, and enterprise scale.

Key Value & Business Benefits

Custom models tailored to niche industry data and terminology

Optimized inference pipelines for minimal latency and cloud cost

Clean TypeScript / Next.js frontends paired with resilient AI backends

Full ownership of intellectual property and code repository

Key Deliverables

What We Deliver

Data preprocessing and synthetic dataset curation
Model fine-tuning or specialized prompt pipeline engineering
High-throughput API microservices
Custom Web & Mobile application interface

Technical Capabilities

Tech Stack & Frameworks

Python / PyTorch / TransformersFastAPI / Ray / vLLMNext.js / TypeScript / Tailwind CSSAWS / GCP Cloud Infrastructure

Security & Data Privacy Safeguards

All software deployments adhere to zero-data-retention standards, strict role-based access control (RBAC), and private cloud VPC hosting to guarantee enterprise compliance.

Raleigh & North Carolina Context

Our technical leadership team is located at 4030 Wake Forest Road, Suite 349, Raleigh, NC. We provide in-person discovery and dedicated US-led account management for clients across North Carolina.

Relevant Case Studies & Work

PlanEvently LLCSaaS & Mobile App

Evently: Scalable Event Management & Mobile Ticketing Suite

Problem: Event organizers needed a frictionless web and mobile ticketing platform capable of handling flash-sale traffic spikes.

Solution: Developed a Next.js web application and companion mobile scanning app with real-time QR validation and automated payouts.

Outcome: 99.99% Ticket Sale Spike Uptime

Next.jsReact NativeNode.jsPostgreSQLStripe API

Read Full Case Study

Triple Y RealtyReal Estate & Brokerage Software

Triple Y Realty: Brokerage Management Suite & Multi-Agent Portal

Problem: Growing real estate brokerage needed a unified platform for managing multi-agent teams, tracking active property listings, and monitoring performance metrics from a central command dashboard.

Solution: Engineered a comprehensive real estate brokerage suite featuring agent onboarding and management workflows, dynamic property listing publishing, and an interactive executive dashboard.

Outcome: Unified Agent, Listing & Performance Dashboard

Next.jsTypeScriptTailwind CSSPostgreSQLPrismaAWS S3

Read Full Case Study

Explore Related Practice Areas

RAG & Enterprise Knowledge Systems

Build secure Retrieval-Augmented Generation platforms that answer complex business questions from your internal documents, databases, and APIs without data leaks or hallucinations.

AI Agents & Workflow Automation

Connect models, internal APIs, and business rules to deploy autonomous agents that execute complex multi-step tasks safely.

AI Chatbots & Conversational Search

Deploy intelligent customer service and internal search interfaces that understand user intent and resolve inquiries accurately.

Direct Answers

Custom AI Application Development FAQ

Specific technical and operational questions.

Fine-tuning is ideal when training a model to adopt a specific tone, code style, or specialized domain formatting. RAG is best when the underlying knowledge changes frequently and requires exact source citations.

100% Satisfaction Guarantee • US Technical Partner

Have an AI use case but not a clear implementation plan?

We will help you assess the opportunity, risks, data requirements, architecture, timeline, and realistic cost for your business.

Book a Free AI Strategy Call (407) 743-3840

30-Minute Architecture Review

Direct Lead Engineer Call

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