SyncSoft.AI
About Us
Quality & Process
Blog
Contact UsGet a Demo
SyncSoft.AI

Sync the Data, Shape the AI.
Comprehensive data services,
AI-powered BPO, and
full-stack AI development.

Product

  • Solutions
  • Pricing
  • Demos
  • Blog
  • Quality & Process

Company

  • About Us
  • Why SyncSoft.AI
  • Contact

Contact

  • vivia.do@syncsoftvn.com
  • 14/62 Trieu Khuc street, Ha Dong, Ha Noi

© 2026 SyncSoft.AI. All rights reserved.

Data

RLHF & Human Preference Data

Domain expert evaluators provide the pairwise rankings, Likert scores, and rubric-based assessments that align large language models with human intent and values.

Get StartedSee a Demo
Key Benefits

What We Deliver

Our RLHF services provide everything your team needs to build better AI.

1

Pairwise Ranking

Side-by-side model output comparison with structured rubrics across helpfulness, accuracy, safety, and style.

2

Likert-Scale Scoring

Multi-dimensional rating on calibrated scales for nuanced feedback that captures degree of preference, not just binary choice.

3

Domain Expert Evaluators

PhD-level specialists in medicine, law, coding, and more who evaluate outputs with real-world expertise, not just surface patterns.

4

Reward Model Training Data

Structured preference datasets formatted for reward model training, DPO, and constitutional AI pipelines.

Deep Dive

Understanding the Impact

Pre-trained language models can generate fluent text but often produce harmful, inaccurate, or unhelpful outputs. RLHF uses human preference data to align model behavior with human values — making AI more helpful, honest, and safe.

Our expert evaluators apply calibrated rubrics to compare model outputs across multiple dimensions, producing the high-quality preference datasets that top AI labs use to train reward models and align their systems.

Rubric-Based Evaluation

Structured scoring across helpfulness, accuracy, safety, verbosity, and domain correctness — providing the multi-dimensional signal that reward models need to learn nuanced human preferences.

Learn More

RLHF rubric-based evaluation interface

Specialist Evaluator Pools

Dedicated evaluator teams for code generation, medical reasoning, legal analysis, and creative writing — ensuring preference judgments reflect genuine domain expertise.

Learn More

Domain expert evaluator teams

Testimonials

Trusted by AI Leaders

Hear from teams that have transformed their AI development with SyncSoft.AI.

“SyncSoft.AI's RLHF data quality exceeded our expectations. Their expert annotators understood the nuances of our domain, and the result was a measurable improvement in model alignment.”

Dr. Sarah Chen

Head of AI Research, NeuralPath Labs

“We scaled from 100 to 10,000 annotations per day without any drop in quality. SyncSoft.AI's platform and QA processes are world-class.”

Michael Torres

VP of Engineering, DataScale Inc.

“Their red teaming service uncovered critical vulnerabilities we hadn't considered. SyncSoft.AI helped us deploy our AI product with confidence.”

Emma Nakamura

Director of AI Safety, TrustAI Corp

Get in Touch

Let's Build Together

Tell us about your project and we'll get back to you within 24 hours.

Client Testimonial

AI Team Lead

“SyncSoft.AI's team works as hard as our own employees. Their motivation and structured approach have consistently delivered high-quality datasets and outcomes for our AI projects.”