Ravi Teja

AI Voice Trainer

Babel Audio

Oct 2025 - Current (9 months)

Record, review, and evaluate Telugu and English voice datasets for speech synthesis and conversational AI. Conduct phonetic alignment, tone consistency, and clarity analysis, improving voice quality by 19%. Collaborate with audio engineers and ML teams to enhance speech naturalness and model tone accuracy. Designed standardized voice QA workflows, reducing post-production rework time by 25%.

AI Data & Speech Trainer

Data Annotation

Sep 2025 - Current (10 months)

Lead AI text and speech data projects across Telugu–English datasets for NLP and ASR development. Conduct linguistic QA, accuracy audits, and dataset validation, improving model precision by 23%. Collaborate with machine learning engineers to refine speech recognition and text-to-speech models. Develop annotation standards, QA guidelines, and documentation protocols to ensure consistency.

C

AI Data Trainer (Freelancer)

CrowdGen by Appen

Feb 2024 - Jun 2025 (1 year 5 months)

Executed 100+ multilingual AI annotation and transcription projects with 98%+ QA compliance. Streamlined labeling workflows and introduced automated QA tracking, improving turnaround by 30%. Collaborated with international teams to align annotation practices and linguistic accuracy standards. Provided detailed feedback on machine translation and model context comprehension.

T

Telugu Transcriber & Linguistic QA Specialist

TELUS INTERNATIONAL AI

Jan 2024 - Jul 2025 (1 year 7 months)

Transcribed and validated hundreds of hours of Telugu speech data, achieving 99% transcription accuracy. Identified recurring ASR errors and delivered actionable linguistic feedback to enhance performance. Conducted phonetic validation, linguistic QA audits, and bias checks for high fidelity data. Collaborated with data scientists to refine ASR model retraining and evaluation criteria.

AI Trainer

Outlier.ai

Mar 2023 - Current (3 years 4 months)

Curated and annotated 50,000+ bilingual text and speech samples, enhancing model accuracy by 18%. Built and maintained structured QA pipelines, reducing annotation inconsistencies by 22%. Worked closely with developers on error analysis, retraining cycles, and dataset optimization. Mentored junior annotators and contributed to linguistic QA training programs to uphold quality.

S

Language Translator & Transcriber

Sigma.Ai

Jan 2023 - Dec 2024 (2 years)

Produced high-quality bilingual translations and transcriptions, improving semantic precision by 20%. Reviewed machine-generated translations, refining tone, context, and accuracy. Contributed to speech synthesis dataset creation, ensuring cultural and tonal alignment.

AI Training Specialist

Remotasks

Jan 2022 - Jun 2023 (1 year 6 months)

Developed and executed AI data training tasks for NLP and speech recognition. Conducted HITL (Human-in-the-Loop) evaluations, improving annotation accuracy by 17%. Created error detection frameworks and QA checklists to minimize rework cycles.

A

Translator, Transcriber & Voice Actor

Appen Freelancing

Jun 2021 - Mar 2022 (10 months)

Delivered Telugu–English linguistic data and voice samples for speech recognition and translation models. Enhanced phonetic alignment and tone accuracy, improving dataset performance by 25%. Supported QA teams in dataset verification, ensuring cultural authenticity and linguistic accuracy.

2

Technical Support Associate

24-7 Intouch Knoah Solutions

Apr 2019 - Mar 2021 (2 years)

Provided technical and product support for Google Nest and IoT ecosystems, achieving 95% first-contact resolution. Logged and analyzed customer data, improving AI-driven chatbot recommendations. Mentored new associates in data documentation, communication, and escalation processes.

M

Customer Support Associate

Macrofix Technical Services Pvt. Ltd

Apr 2017 - Feb 2019 (1 year 11 months)

Delivered voice and chat-based support ensuring resolution within service-level targets. Captured structured feedback logs used in training conversational AI models. Strengthened problem-solving, documentation, and communication skills relevant to AI data workflows.

P

Science & Mathematics Teacher

Prathiba Navodaya School

Sep 2014 - Feb 2017 (2 years 6 months)

Designed interactive lesson plans integrating data-based evaluation for student learning outcomes. Developed communication, mentoring, and process management skills applied later in AI training roles. Promoted analytical and structured thinking — foundational for data annotation precision.

About

Detail

Timeline

Résumé