Kaustuv B.
Full-Stack AI and Product Consultant
Experience
Jan 2025 - Present
10 monthsFull-Stack AI and Product Consultant
Independent Consultant
- Delivered end-to-end full-stack and AI solutions using React.js, Next.js, Node.js, and Python (FastAPI).
- Built GPT-4 embedding and retrieval system (PyTorch, FastAPI, Node.js) integrated with React.js frontend and Snowflake analytics for PureCode. Implemented credit-based billing (Stripe, PostHog) and automated AWS ECS deployments.
- Architected React.js and Node.js platform for ML candidate ranking (PyTorch, SageMaker) for Zeero.us, improving accuracy by 18% and reducing screening time by 35%. Developed Tableau dashboards for recruitment analytics.
- Integrated LangChain and OpenAI APIs into enterprise workflows, reducing manual support resolution time by 40%.
- Established CI/CD pipelines (GitHub Actions, AWS) that shortened release cycles by 45%.
Jan 2023 - Dec 2024
2 yearsBengaluru, India
Product and Data Engineering Manager
Foray Software
- Directed roadmap and architecture for a logistics SaaS platform using React.js, Node.js frontend and Flask, AWS Lambda backend.
- Built time-series ML forecasting engine with Python, Flask, and AWS, improving delivery accuracy by 25%.
- Designed ETL pipelines (Spark, Snowflake) reducing data latency from 6 hours to 30 minutes.
- Deployed real-time analytics dashboards (Tableau, PostHog) for operational monitoring.
- Improved release velocity by 30% and optimized AWS spend, saving ₹40 lakh annually.
Jan 2022 - Dec 2023
2 yearsHyderabad, India
Lead Engineer
Allps Digital
- Developed AI-driven GIS analytics suite using React.js, Node.js frontend and TensorFlow, PyTorch ML pipelines.
- Built microservices deployed on AWS Lambda and Kubernetes; implemented MLflow for automated model tracking.
- Enhanced model training throughput 2× and accuracy by 20% via GPU optimization and data augmentation.
Jan 2018 - Dec 2022
5 yearsSoftware Engineer & Consultant
Boston Consulting Group; Rolls Royce; Kroger; Tasnee; Mphasis; Talentica; Cognizant
- Built NLP and computer-vision models using Azure ML and TensorFlow, and React.js dashboards for industrial analytics.
- Automated ETL pipelines and data lakes with Python, Pandas, SQL, and Spark.
- Developed Java Spring Boot and Python microservices with REST APIs for enterprise clients.
Summary
Full-Stack AI Engineer with 7+ years of experience developing and deploying production-grade SaaS and AI systems using React.js, Next.js, Node.js, Python (FastAPI, Django), and AWS/GCP. Expert in integrating Large Language Models (LLMs), OpenAI APIs, LangChain, and data analytics pipelines into enterprise environments. Combines deep technical execution with strong product ownership, agile leadership, and analytics-driven decision-making.
Languages
English
AdvancedEducation
Oct 2025 - Jun 2027
University of Western Australia
MBA · International Business & Strategy · Australia
NIT Silchar
B.Tech · Electronics & Communication Engineering · Silchar, India
Certifications & licenses
AWS Cloud Practitioner
Agile Project Mgmt
Business Analytics
Certified Scrum Master (CSM)
GTM & Pricing Strategy
PMP
Scalar Academy – DSA, System Design, Product Management
TensorFlow Developer Certificate
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