HazenTech

LLM Fine-Tuning Services

LLM fine-tuning services turn generic language models into systems that understand your domain. Our model fine-tuning service improves accuracy, reasoning depth, and response control using validated data and structured testing. Teams deploy models that behave predictably in real scenarios. Results include fewer errors, greater trust, and faster adoption of production.
25+
Years of Experience
150+
Development Specialists
99%
Work Accuracy
100%
Client Satisfaction Rate

Understanding LLM Fine-Tuning Services and What We Offer

LLM fine-tuning services solve the biggest limitation of large language models: unreliable behavior in real business environments. Generic models struggle with domain nuance, edge cases, and decision consistency. Our model fine tuning service corrects that gap using curated datasets, structured feedback loops, and controlled experimentation. Each training cycle focuses on accuracy, clarity of reasoning, and response discipline.

Teams often face hallucinations, vague answers, or inconsistent tone during production use. These issues increase manual review and reduce trust. Our LLM fine tuning service addresses those risks by grounding models in verified domain data and measurable evaluation metrics. Engineers test outputs against real scenarios, not theoretical prompts.

Organizations gain models that respond consistently across users and tasks. Decision support becomes dependable. Internal tools require fewer corrections. Customer-facing systems deliver more precise answers. Model behavior improves in predictable ways that teams can track and explain. This approach supports long-term scalability without sacrificing control or compliance.

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our services 

Explore Our Full Range of LLM Fine-Tuning Services

Domain Data Preparation

We review raw datasets, documents, and logs to identify noise and inconsistencies. Clean, validated data improves learning accuracy and prevents misleading patterns during model training. This step sets a reliable foundation for every fine tuning cycle.

Supervised Fine Tuning

Our engineers train models using labeled examples that reflect real tasks and expected outputs. This process corrects factual errors, improves task completion, and enforces consistent response structure across repeated queries.

Behavior and Instruction Tuning

Teams adjust how models interpret instructions, prioritize context, and structure answers. This service improves compliance with prompts and reduces response drift during complex or multi-step interactions.

Reinforcement Feedback Training

Human feedback guides models toward preferred reasoning patterns and response quality. Engineers score outputs based on correctness and relevance. Models learn which behaviors produce reliable outcomes under real usage conditions.

Evaluation and Error Analysis

Testing frameworks measure accuracy, hallucination rates, and consistency across scenarios. Engineers review failure cases and retrain models based on observed weaknesses. Performance gains remain measurable and repeatable.

Post-Deployment Model Refinement

Our live usage data reveals new edge cases and behavior shifts. Engineers monitor outputs and retrain models when performance declines. This service maintains response quality as data, users, and expectations evolve.

Work Process 

Building Reliable Results with AI Integration Services

Scoping
Teams define objectives, constraints, and expected model behavior upfront.

Scoping

Data Review
Specialists validate datasets for accuracy, relevance, and coverage.

Data
Review

Strategy
Engineers choose fine tuning methods based on task requirements.

Strategy

Training
Models learn from curated data and structured feedback signals.

Training

Testing
Outputs undergo accuracy, consistency, and failure analysis.

Testing

Refinement
Engineers adjust training based on measured performance gaps.

Refinement

Readiness
Final checks confirm stability and production suitability.

Readiness

Scoping

Scoping

Teams define objectives, constraints, and expected model behavior upfront.

Data Review

Data
Review

Specialists validate datasets for accuracy, relevance, and coverage.

Strategy

Strategy

Engineers choose fine tuning methods based on task requirements.

Training

Training

Models learn from curated data and structured feedback signals.

Testing

Testing

Outputs undergo accuracy, consistency, and failure analysis.

Refinement

Refinement

Engineers adjust training based on measured performance gaps.

Readiness

Readiness

Final checks confirm stability and production suitability.

statistics

The Numbers Speak Volumes - Hazen Tech’s IT Services

15 +

Year of Experience

150 +

Projects

700 +

Deployments

5 +

Frameworks

6 +

Languages

1 +

Databases

Tools & Technologies 

Technology Stack Supporting Our AI Integration Services

Hugging Face Transformers
TensorFlow
PyTorch
Scikit-learn
PEFT Libraries
Accelerate
OpenAI APIs
Azure OpenAI Service
Meta LLaMA
Mistral
Anthropic Claude
Cohere
Python
Pandas
NumPy
Label Studio
Custom Annotation Tools
Dataset Versioning Systems
Custom Evaluation Scripts
Benchmark Datasets
Human Feedback Scoring Tools
Regression Testing Suites
Bias and Error Analysis Tools
LoRA
QLoRA
Instruction Tuning Methods
Reinforcement Learning Libraries
Parameter-Efficient Fine-Tuning Tools
Docker
Kubernetes
Model Registries
Logging Frameworks
Performance Monitoring Tools

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In this meeting, we’ll help you with the following:

  1. Identifying your firm’s challenges and which LPO strategies can effectively solve them.
  2. Get guidance on maintaining confidentiality and complying with legal industry standards when outsourcing tasks.
  3. Based on your needs, we’ll outline which specific LPO services, such as document review, legal research, or e-filing, will provide the highest ROI for your firm. 
Our AI-based Projects

AI THAT THINKS LIKE A PARALEGAL—ONLY FASTER, SMARTER, AND TIRELESS

AI Legal Assistant

Law firms experience backlogs due to manual document review. We built an AI legal assistant for a client to scan files, flag legal issues, and learn from feedback. It reduces review time, clears backlog, improves filings, and enables smarter, faster triage of high-value legal issues.

Pre-Lit CoPilot

Prelit CoPilot is an AI-powered legal assistant that processes 100+ page PDFs in under a minute, extracting key data and auto-creating cases with confidence scores. It reduces manual workload, improves accuracy, and enables fast provider onboarding while continuously learning from human feedback.

CloudLoom

CloudLoom manages check processing with AI-powered document recognition, real-time tracking, and automated workflows. It reduces manual labor, improves accuracy, and increases speed, enabling scalable, multi-state operations with better visibility and productivity.

Why Choose Us

What Makes HazenTech a Leader in AI Integration Services

Quality Control

Every build passes structured code reviews, sprint audits, and functional testing. We resolve defects early and release only after meeting defined performance and stability benchmarks.

Risk Management

Each project starts with a documented risk register. Our teams closely track blockers, raise issues early, and plan rollback paths to reduce delays and technical exposure.

Security Protocols

All data remains encrypted during storage and transmission. We follow OWASP guidelines and actively monitor system activity across environments to prevent unauthorized access.

Software Warranty

Projects include a post-launch warranty covering defects, crashes, and connection issues. Engineers at HazenTech log, prioritize, and resolve problems quickly under agreed service levels.

Strategic Collaboration

Weekly alignment keeps developers, testers, and leads synced with your product owners. Shared tools and direct communication maintain clarity across goals, timelines, and delivery expectations.

Microsoft Partnership

HazenTech holds Microsoft Solutions Partner status and deploys solutions on Azure, following architecture practices that have been reviewed and approved by Microsoft engineering standards.

FAQs

FREQUENTLY ASKED QUESTIONS

How is LLM fine tuning different from prompt engineering?

Prompt engineering adjusts how questions get asked. LLM fine tuning services change how the model learns and responds at a deeper level. Fine tuning improves consistency, reasoning, and accuracy across all prompts, not just specific inputs.

High-quality, domain-specific data delivers the strongest results. Examples include internal documents, past decisions, labeled conversations, and validated workflows. Clean data matters more than large volume during fine tuning.

Timelines depend on data readiness and complexity. Most projects run between two to six weeks. Evaluation and iteration often continue after initial deployment to maintain performance.

Fine tuning significantly reduces hallucinations but does not eliminate them entirely. Proper evaluation, feedback training, and monitoring help control unreliable behavior during real usage.

Yes, fine tuning supports compliance when models train on validated data and defined rules. Controlled behavior and predictable outputs make fine tuned models safer for legal, healthcare, and financial use cases.

Testimonials

WHAT OUR CLIENTS ARE SAYING

Case Studies

REAL CASES, REAL CHALLENGES; ALL SOLVED WITH SHARP STRATEGY, AIRTIGHT EXECUTION, AND ZERO FLUFF. YES, WE MAKE IT HAPPEN!

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