Software Engineer
Develop and deploy AI and machine learning models using Python, TensorFlow, and PyTorch. Build data pipelines, perform feature engineering, and optimize model performance for real‑world applications.
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Title : Independent Contractor – AI & ML Developer (Remote).
About 20four7VA
20four7VA is a global leader in providing virtual staffing solutions. We are expanding our technology team to integrate AI-driven automation into customer support and ticketing systems. We are seeking a skilled AI & ML Developer with expertise in NLP, chatbot development, and intelligent automation.
Work Hours: 20 hrs/week (potential to go full-time)
Schedule: 9:30 AM – 2:30 PM EST (Flexi, preferably weekdays)
Key Responsibilities
1. Natural Language Processing (NLP) & AI Model Development
Design and develop NLP models for chatbots, sentiment analysis, and document processing.
Implement text classification, named entity recognition (NER), summarization, and translation.
Fine-tune and deploy pre-trained LLMs (e.g., GPT-4, BERT, LLaMA, T5).
2. AI-Powered Chatbot Development
Build and deploy intelligent chatbots for customer support and ticketing automation .
Implement intent recognition, entity extraction, and context-aware dialogue flows.
Integrate chatbots with WhatsApp, Slack, MS Teams, and WebChat.
Enable multi-turn conversations and proactive AI-driven responses.
3. Ticketing System Optimization
Develop AI models for ticket categorization, prioritization, and auto-routing.
Implement AI-powered auto-response generation for FAQs.
Apply reinforcement learning for optimizing resolution workflows.
4. Data Processing & Annotation
Preprocess and clean ticketing logs, chat transcripts, and emails.
Apply tokenization, lemmatization, and embeddings for improved NLP accuracy.
Enhance supervised models through dataset labeling and annotation.
5. API & System Integration
Build APIs for AI-driven chatbot and ticketing automation.
Integrate with CRMs and ITSM tools (e.g., ServiceNow, Zendesk, Freshdesk).
Create real-time NLP analytics dashboards for chatbot performance tracking.
6. AI Model Optimization & Evaluation
Conduct A/B testing, hyper
Posted June 21, 2026