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Roger Richard Demello

Machine Learning Engineer

AI×Cloud×AWS

Building intelligent AI systems and deploying scalable ML models on cloud infrastructure.

Machine LearningGen AIAWS CloudPython & C++
Projects
About Me

ML Engineer & Cloud Specialist

I specialize in developing intelligent AI systems and deploying scalable machine learning models on cloud infrastructure. With expertise in Python, TensorFlow, and AWS, I transform complex data challenges into production-ready solutions.

ML & Deep Learning

Built health prediction system with 87% accuracy (started at 71%). Working with CNNs, RNNs, and transformers for computer vision and NLP projects.

AWS Cloud

Deploying projects on EC2, S3, and Lambda. Comfortable with cloud infrastructure and inference endpoints. AWS Certified Cloud Practitioner.

AI Chatbots

Built Chatbots with Gemini API and LangChain for health queries, mental wellness, and scheduling. Learning RAG for better context handling.

Data Engineering

Data cleaning and feature engineering with Pandas and NumPy. Experienced with handling imbalanced datasets and data preprocessing pipelines.

Core Competencies

Machine Learning

  • Supervised & Unsupervised Learning
  • Neural Networks & Deep Learning
  • Model Optimization & Evaluation
  • Feature Engineering & Selection

Cloud Infrastructure

  • AWS EC2, S3, Lambda, RDS
  • Scalable Architecture Design
  • Auto Scaling & Load Balancing
  • IAM & Security Best Practices

Development

  • Python, C++, Data Structures
  • FastAPI, Flask, RESTful APIs
  • Git, CI/CD Pipelines
  • Object-Oriented Programming
Skills & Expertise

Technical Stack

Technologies I've actually used in projects or coursework. Pretty comfortable with Python and the ML stack-TensorFlow, scikit-learn, Pandas. Exploring AWS. React is new for me, built one project with it so far.

Machine Learning & AI

TensorFlow
Scikit-Learn
PyTorch
Keras
Pandas
NumPy
OpenCV

Programming Languages

Python
C++
C
Java
SQL

Cloud & Infrastructure (AWS)

AWS EC2
AWS S3
AWS Lambda
AWS RDS
IAM & VPC

Frameworks & Tools

FastAPI
Flask
Git
Also proficient in:OOPDSADBMSOSREST APIsCI/CDLinux
Portfolio

Projects

A selection of projects showcasing my work in AI systems, multi-agent workflows, and enterprise automation. Each project highlights a real-world problem, the solution architecture, and measurable outcomes.

DealSentry

Built an AI-powered proposal compliance and risk analysis platform with automated document validation, approval workflows, and audit logging. Integrated LLM-based analysis with rule-based engines and enterprise tools for real-world B2B proposal operations.

Problem

Enterprise sales teams needed fast proposal validation against compliance policies without slowing down approvals.

Solution

Combined LLM-powered clause analysis with deterministic rule engines and database-driven workflows for reliable, traceable decision making.

Key Results

Automated proposal document validation and AI-assisted risk analysis
Integrated CRM, email, and storage tools into approval workflows
PythonFastAPILLM WorkflowsPostgreSQLRule EnginesCRM Integrations

ContentFlow AI (AI Marketing Agent)

Developed a multi-agent AI system for automated content generation, compliance validation, and multi-channel distribution. Implemented RAG-based policy checks with multilingual generation and approval workflows for enterprise marketing pipelines.

Problem

Marketing teams needed to scale content production while maintaining policy compliance and brand governance across channels.

Solution

Built modular agents for generation, retrieval, compliance, and distribution, with human approval gates and centralized orchestration.

Key Results

Automated content generation and compliance checks with multi-agent orchestration
RAG-based policy validation with multilingual output generation
PythonFastAPIRAGMulti-Agent SystemsAnalyticsAPI Orchestration

Autonomous Executive Email Copilot

Designed an AI-driven inbox automation system with agent-based triage, decision policies, and approval mechanisms. Built deterministic evaluation pipelines with scoring, benchmarking, and telemetry for reliable performance analysis.

Problem

Executive teams needed inbox automation that was both efficient and trustworthy with clear approval controls.

Solution

Implemented policy-aware triage agents, deterministic evaluation benchmarks, and full-stack operational tooling for observability.

Key Results

Delivered agent-based inbox triage with approval-aware decision policies
Built deterministic scoring and benchmarking workflows for evaluation
PythonFastAPIAgent WorkflowsTelemetryEvaluation PipelinesDashboards
Experience & Credentials

Professional Journey

My journey in AI and software engineering, from internships to professional roles.

AI Engineer Intern

AI LifeBOT

Jan 2026 – Present

  • Built and deployed 3+ production LLM applications and AI agents serving 200+ users with tool integration and memory
  • Architected AI pipelines with LLMs, vector databases, and APIs, reducing latency through optimized caching
  • Led rapid prototyping of AI solutions with weekly technical reviews and production documentation

Machine Learning Intern

CFM, RCOEM

May 2025 – July 2025

  • Enhanced ML-based tool to predict sleep disorders using lifestyle and health data
  • Attained 87% accuracy in predictions analyzing stress, sleep duration, and blood pressure
  • Utilized Python, Scikit-Learn, and Pandas for model development and data analysis

AWS Cloud Computing Training

RCOEM

March 2025 - April 2025

  • Gained hands-on experience with core AWS services: EC2, S3, RDS, IAM, VPC, and CloudWatch
  • Designed and deployed scalable web application architecture using Auto Scaling and Load Balancer
  • Implemented secure access management with IAM roles, policies, and multi-factor authentication (MFA)

Education

B.Tech in Electronics and Communication

Shri Ramdeobaba College of Engineering and Management

Nov 2022 – May 2026CGPA: 8.73

Focused on electronics, communication systems, and embedded technologies.

Minor in Artificial Intelligence and Machine Learning

Shri Ramdeobaba College of Engineering and Management

May 2023 – Dec 2025CGPA: 9.6

Specialized coursework in AI, ML algorithms, deep learning, and data science.

Certifications

AWS Certified Cloud Practitioner

Amazon Web Services

October 2025

Validated foundational knowledge of AWS Cloud services, security, and architecture best practices.

Introduction to Machine Learning on AWS

Coursera/AWS

July 2025

Learned ML concepts and how AWS SageMaker works. Course project involved training a classifier on AWS.

NCC 'C' Certificate

National Cadet Corps

Batch 2023-2026

Leadership, discipline, and teamwork development through active NCC training and drills. Completed advanced training and obtained 'C' certificate.

Activity

GitHub Stats

Real-time statistics and contributions

GitHub Stats

GitHub Streak

Contribution Calendar

GitHub Contribution Calendar
Get In Touch

Let's Connect

Looking for ML engineering internships for summer 2026. Also down to chat about projects, especially if you're working on something with AI Agents.