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3 months ago
Requirements and responsibilities
Title: Independent Contractor – AI & ML Developer (Remote).About 20four7VA20four7VA 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 Responsibilities1. Natural Language Processing (NLP) & AI Model DevelopmentDesign 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 DevelopmentBuild 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 OptimizationDevelop 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 & AnnotationPreprocess 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 IntegrationBuild 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 & EvaluationConduct A/B testing, hyperparameter tuning, and model benchmarking.Apply evaluation metrics (F1-score, BLEU, ROUGE, perplexity).Optimize for low-latency, real-time interactions.7. Research & Continuous ImprovementStay updated with the latest in LLMs, generative AI, and conversational AI.Experiment with Gemini, Claude, Mistral, and other cutting-edge models.Contribute to innovation in AI-driven automated support systems.8. Security, Compliance & EthicsEnsure compliance with GDPR, CCPA, HIPAA (where applicable).Implement bias detection, fairness, and ethical AI practices.Secure models against adversarial attacks and vulnerabilities.9. Collaboration & DocumentationWork with IT, customer support, and automation teams.Document architectures, workflows, and training pipelines.Conduct internal training sessions for teams on AI automation tools.Technologies & ToolsProgramming: Python, Django, FlaskAI/ML: OpenAI API, Hugging Face Transformers, TensorFlow, PyTorchFrontend/Integration: React, REST APIs, WebhooksDatabases: MySQL, MongoDB, PostgreSQLPlatforms: NLP/Conversational AI platforms (Dialogflow, Rasa, LangChain, etc.)Preferred ExperienceAI-powered chat-based support systems.Automated ticketing workflows using ML.Hands-on experience with large-scale chatbot deployments.Exposure to enterprise-level CRM/ITSM integrations.Why Join Us?Opportunity to steer AI innovation in global support systems.Flexible schedule with potential to grow into full-time role.Collaborative remote-first culture with focus on automation, innovation, and impact.