Calaunte Winston Jr.
Verified Expert in Engineering
Solutions Architect and Developer
Washington, DC, United States
Toptal member since February 28, 2025
Calaunte is a solutions architect with 9+ years of experience in AI/ML engineering and cloud architecture. Specializing in secure, scalable intelligent systems, he's architected multi-agent AI solutions for pharmaceutical research, designed MLOps pipelines, and implemented secure cloud solutions across multiple industries. At Anpu Labs, Calaunte has developed LLM-based solutions that transform complex data into actionable insights, empowering organizations to harness their data's full potential.
Portfolio
Experience
- Visual Studio Code (VS Code) - 10 years
- Python - 10 years
- IT Networking - 10 years
- Cloud - 10 years
- Software Development - 10 years
- Amazon Web Services (AWS) - 10 years
- JavaScript - 10 years
- IT Security - 8 years
Availability
Preferred Environment
MacOS, Linux, Visual Studio Code (VS Code)
The most amazing...
...thing I've developed was a multi-agent AI application that assisted a large pharmaceutical company with its clinical trial research.
Work Experience
ML Engineer
Genmab
- Developed a multi-agent AI application to assist scientists with visualizing clinical trial data.
- Architected a multi-agent AI system using LangGraph to translate user inputs into data visualizations, comprising a planning agent for prompt interpretation, an LLM for SQL translation, a db agent for data retrieval, and a visualization agent.
- Implemented monitoring tools for ML applications using LangSmith, enhancing system reliability and performance.
- Developed Terraform modules to deploy the necessary infrastructure to run our AI application in multiple environments.
- Created CI/CD pipelines to deploy and test our latest code consistently.
Data Engineer
Deloitte
- Developed a new suite of search and auditing-related applications.
- Designed and implemented AWS ETL pipelines to migrate large volumes of event-driven and historical data from diverse sources, driving improvements in data accessibility and reporting capabilities.
- Engineered a back-end system for complex search criteria requests leveraging OpenSearch, streamlining data retrieval for business-critical operations.
- Provided cross-team support and technical guidance, fostering collaboration and troubleshooting critical issues to ensure smooth project execution.
- Acted as a subject matter expert on AWS services, including Lambda, Step Functions, Glue, CloudWatch, and OpenSearch, delivering knowledge-sharing sessions and actionable recommendations to improve operational efficiency.
DevSecOps Engineer
Coalfire
- Created Terraform modules and configured multiple security tools to help software providers secure their GovCloud platforms in readiness for FedRAMP ATO.
- Developed FedRAMP authorization boundary diagrams and AWS SSO diagrams for AWS GovCloud.
- Set up Elastic Security agents to provide clients with security information and event management (SIEM) capabilities and configured playbooks for incident response.
- Developed Ansible playbooks to apply CIS benchmarks and Security Technical Implementation Guides (STIGs) to harden servers.
Senior Back-end Engineer
Nutrien Ag Solutions
- Created a customer search portal enabling crop consultants to access essential information to guide customers on seed, chemical, and crop selection for farming development.
- Developed a search engine to query customer data using Elasticsearch and GraphQL.
- Integrated GraphQL API endpoint in customer portal using Apollo GraphQL.
- Built Docker images to run our API server for GraphQL.
- Developed Elasticsearch queries to query customer data based on specified criteria.
Cloud Security Engineer
Amen RA Security
- Assisted the cloud security architect with implementing a new incident response program.
- Helped identify the skills and training necessary for the incident response team to handle various types of incidents.
- Developed a system for classifying and prioritizing incidents based on their impact and urgency.
- Set up Nessus within the AWS environment to ensure servers for vulnerabilities within our environment.
- Configured Azure Sentinel connectors to extract logs from various data sources for real-time analysis.
Power BI Developer
CGI
- Developed a series of reports and dashboards for a government-related project.
- Set up connectors for various data sources, created a data model, and preprocessed the data for the reports.
- Programmed custom DAX expressions for Power BI visualizations.
- Configured Power BI deployment pipelines and row-level security on reports.
Experience
AI Navigator
Education
Bachelor's Degree in Computer Technology
Bowie State University - Bowie, MD, USA
Certifications
Pragmatic Certified Product Manager
Pragmatic Institute
AWS Certified Solutions Architect – Associate
Amazon Web Services Training and Certification
CompTIA Security+
CompTIA
Skills
Libraries/APIs
Amazon EC2 API, Flask API
Tools
AWS CloudFormation, Jenkins, AWS Step Functions, Amazon CloudWatch, Amazon OpenSearch, Logstash, Terraform, Nessus, Duo 2FA, Ansible Tower, Amazon Elastic Container Registry (ECR), Ansible, AWS Shield, Amazon Elastic Container Service (ECS), Power BI Desktop, Amazon SageMaker, GitLab CI/CD
Languages
Python, JavaScript, TypeScript, GraphQL
Platforms
MacOS, Linux, Visual Studio Code (VS Code), Amazon Web Services (AWS), Amazon EC2, AWS Lambda, Docker, Kubernetes, Microsoft Power Automate
Frameworks
AWS Serverless Application Model (SAM), LangGraph
Storage
Elasticsearch, Amazon DynamoDB, Amazon S3 (AWS S3)
Other
Software Development, Cloud, IT Networking, Cloud Cost Management, Product Management, IT Security, AI Security, Amazon EventBridge, Amazon RDS, AWS Cloud Architecture, RHEL, Active Directory (AD), Ansible Playbooks, Palo Alto Prisma Cloud, AWS Security Hub, Amazon GuardDuty, Hugging Face, CodeLlama
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