AI & ML Developer
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.
Key responsibilities include :
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, hyperparameter tuning, and model benchmarking.Apply evaluation metrics (F1-score, BLEU, ROUGE, perplexity).Optimize for low-latency, real-time interactions.7. Research & Continuous Improvement
Stay 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 & Ethics
Ensure compliance with GDPR, CCPA, HIPAA (where applicable).Implement bias detection, fairness, and ethical AI practices.Secure models against adversarial attacks and vulnerabilities.9. Collaboration & Documentation
Work with IT, customer support, and automation teams.Document architectures, workflows, and training pipelines.Conduct internal training sessions for teams on AI automation tools.Technologies & Tools
Programming : Python, Django, FlaskAI / ML : OpenAPI, Hugging Face Transformers, TensorFlow, PyTorchFrontend / Integration : React, REST APIs, WebhooksDatabases : MySQL, MongoDB, PostgreSQLPlatforms : NLP / Conversational AI platforms (Dialogflow, Rasa, LangChain, etc.)Preferred Experience
AI-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 a full-time role.Collaborative remote-first culture with focus on automation, innovation, and impact.