I am a Senior AI and Full Stack Engineer with a strong engineering foundation and proven experience building scalable, intelligent web applications across diverse industries. I specialize in AI/ML, Python, PHP, TypeScript, MERN, Flask, Django, FastAPI, and WordPress, delivering high-performance front-end experiences and secure, scalable back-end systems. I collaborate effectively with cross-functional teams to translate complex business requirements into reliable, production-ready solutions.…

Lina Yinseth Jaramillo Guevara

I am a Senior AI and Full Stack Engineer with a strong engineering foundation and proven experience building scalable, intelligent web applications across diverse industries. I specialize in AI/ML, Python, PHP, TypeScript, MERN, Flask, Django, FastAPI, and WordPress, delivering high-performance front-end experiences and secure, scalable back-end systems. I collaborate effectively with cross-functional teams to translate complex business requirements into reliable, production-ready solutions.…

Available to hire

I am a Senior AI and Full Stack Engineer with a strong engineering foundation and proven experience building scalable, intelligent web applications across diverse industries.

I specialize in AI/ML, Python, PHP, TypeScript, MERN, Flask, Django, FastAPI, and WordPress, delivering high-performance front-end experiences and secure, scalable back-end systems. I collaborate effectively with cross-functional teams to translate complex business requirements into reliable, production-ready solutions.

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Skills

Experience Level

React JS
Expert
Python
Expert
HTML5
Expert
JavaScript
Expert
Django
Expert
Vue.js
Expert
TypeScript
Expert
Node.js
Expert
MySQL
Expert
MongoDB
Expert
Kubernetes
Expert
AWS
Expert
Docker
Expert
Redis
Expert
PostgreSQL
Expert
GraphQL
Expert
Express
Expert
WordPress
Expert
PyTorch
Expert
Laravel
Expert
Tailwind
Expert
TensorFlow
Expert
Webflow
Expert
GitHub CoPilot
Intermediate
Shopify
Intermediate
tRPC
Intermediate
Keras
Intermediate
Moodle
Intermediate
Wix
Intermediate
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Work Experience

Senior AI & Full Stack Engineer at PropTech
February 1, 2024 - November 1, 2025
Developed full-stack web applications using MERN, React.js, Vue.js, and Angular.js; built scalable frontends and RESTful backends with modern component-driven architecture. Deployed production systems on AWS using Docker and Kubernetes to ensure high availability, scalability, and reliable CI/CD workflows. Built LLM-powered applications using LangChain and LlamaIndex, implementing RAG pipelines and semantic search with vector databases like Pinecone, Weaviate, and Milvus. Created interactive AI interfaces using Streamlit and Gradio, packaging them into containerized deployments for seamless integration into enterprise workflows.
Senior Python & Machine Learning Engineer at SleekFlow
January 1, 2022 - October 1, 2023
Built scalable backend services using Django, Flask, and FastAPI, designing REST APIs with JWT authentication and integrating PostgreSQL/MySQL/SQLite databases for reliable data storage and retrieval. Implemented Redis caching and background processing to optimize API performance and reduce latency across high-traffic production systems. Developed and trained ML models using TensorFlow and PyTorch, and deployed NLP solutions with Hugging Face Transformers for production-ready AI features. Deployed and managed models using TorchServe and TensorFlow Serving, while tracking experiments and monitoring performance through MLflow to maintain robust ML lifecycle operations.
Senior Full Stack & DevOps Engineer at Blink Technologies
January 1, 2020 - December 1, 2021
Designed and developed scalable finance and education information systems using .NET, Java Spring MVC, TypeScript, React.js, and Angular.js, delivering secure and high-performance web applications. Built and maintained full-stack applications with the MERN stack, integrating RESTful APIs and managing data across MySQL and MongoDB databases. Implemented containerized deployments using Docker and Kubernetes, ensuring reliable application orchestration across development and production environments. Established and optimized CI/CD pipelines and cloud infrastructure on AWS and Azure, automating builds, testing, and deployments to improve release efficiency and system stability. Developed and customized functionality in SuiteCRM7 (and some SuiteCRM8) using PHP, JavaScript, AJAX, and MySQL over the past 3 years to optimize business processes. Implemented custom modules, workflows, dashboards, and integrations in SuiteCRM, adapting flows to specific requirements and automating key tasks. Mana
Junior Full Stack Developer at Softtek Colombia
June 1, 2018 - December 1, 2019
Developed and customized WordPress-based corporate websites by creating custom themes and plugins using PHP, JavaScript, and MySQL to meet client-specific requirements. Contributed to a web application built with MongoDB, Express.js, React.js, and Node.js by implementing RESTful APIs and responsive UI components for internal business tools. Assisted in building backend services with Django by designing models, views, and authentication modules while integrating PostgreSQL for data management. Supported the development of a Laravel-based CRUD system by implementing MVC architecture, API endpoints, and database migrations using PHP and MySQL. Assisted in developing and customizing Shopify e-commerce stores by configuring themes, integrating third-party apps, and implementing custom Liquid, JavaScript, and API-based features to support online sales and inventory management. Developed the medical record system from scratch for an IPS and three affiliated clinics, implementing critical modu
Software Engineer Intern at Q10 SAS
September 1, 2016 - May 1, 2018
Developed and maintained web application features using PHP, Laravel, MySQL, and JavaScript, ensuring smooth user experiences and reliable data handling. Built RESTful APIs and integrated third-party services with Node.js, Express, PostgreSQL, and Git, supporting scalable backend workflows and version control. Collaborated in agile development and performed testing using React.js, HTML/CSS, PHPUnit, and Docker, improving code quality and deployment consistency. Optimized application performance and monitored production systems using Redis, Elasticsearch, AWS (EC2/S3), and Jenkins, improving response time and deployment reliability. Developed web services integrating Java (BlueJ), JavaScript, JSON, XML, and database queries. Programmed HTML/CSS forms and managed data mapping for front-end modules. Designed and customized queries in PostgreSQL, Oracle, SQL Server, and AS400 using BlueML/Java environments. Detected and resolved bugs, performed tests, and provided continuous feedback throu
Senior Python & Machine Learning Engineer (contract) at SleekFlow
January 1, 2022 - October 1, 2023
Built scalable backend services using Django, Flask, and FastAPI; designed REST APIs with JWT authentication and integrating PostgreSQL/MySQL/SQLite databases. Implemented Redis caching and background processing to optimize API performance. Developed and trained ML models using TensorFlow and PyTorch, and deployed NLP solutions with Hugging Face Transformers. Deployed and managed models using TorchServe and TensorFlow Serving, while tracking experiments and monitoring performance through MLflow to maintain robust ML lifecycle operations.

Education

Master’s in Systems and Computing Engineering at University of the Andes
April 1, 2010 - July 1, 2016

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Financial Services, Education
    paper AI-Powered Customer Support RAG Bot

    Use Case: Automatically answer customer queries by retrieving and summarizing data from product manuals, FAQs, support tickets, and internal troubleshooting docs.
    Project Goals
    • Reduce average response time for customer queries.
    • Provide accurate, context-rich, and personalized answers.
    • Eliminate repetitive workload from live agents.
    • Scale support across multiple languages and products.
    Toolchain
    • LlamaIndex: Core RAG engine (retrievers, indexes, query pipeline)
    • OpenAI GPT-4: For synthesis and reasoning
    • FAISS: Vector store (using LlamaIndex’s FAISS integration)
    • LangChain: Workflow orchestration and session memory
    • Streamlit: Internal admin UI
    • Redis: Caching recent queries and feedback

    paper Enterprise Banking CMS & Public Portal in Singapore

    https://www.twine.net/signin
    Skills: Adobe Experience Manager (AEM) / Sitecore, Java, HTML5, CSS3, Akamai, Azure,
    Secure APIs
    Description:
    • Built and maintained a global corporate banking portal for retail and corporate customers.
    • Developed templated content modules, global navigation, and multi region content delivery using a scalable enterprise CMS.
    • Implemented integration points with secure online banking systems and multi factor authentication flows.
    Result:
    • Reduced content publishing time by 40% and improved page load performance by leveraging CDN caching strategies (Akamai) and optimized server responses.

    paper E-learning, Educational software used by Colombian institutions

    https://www.twine.net/signin
    Skills: WordPress, PHP, MySQL, Cloudflare, HTML5, CSS3, JavaScript
    Description:
    • Built a scalable e learning platform for online courses using WordPress.
    • Implemented custom post types for program listings, integrated responsive theme templates, and optimized frontend delivery with Cloudflare CDN.
    • Developed lead capture forms with dynamic country selectors and user validation.
    Result:
    • Delivered a fully functional course catalog portal with fast load times and a content editor friendly backend, increasing lead engagement by 25%.

    paper Shopify Apparel Ecommerce Store

    https://www.twine.net/signin
    Skills: Shopify, Liquid, Klaviyo, Google Analytics, Shopify Apps
    Description:
    • Built a responsive direct to consumer ecommerce store selling apparel.
    • Implemented Shopify theme customizations using Liquid and HTML/CSS to match brand guidelines. Integrated Klaviyo for email automation including abandoned cart flows, welcome series, and post purchase messaging.
    • Configured analytics tracking with Google Analytics and marketing pixels for performance measurement.
    Result:
    • Achieved seamless shopping experience with centralized order management and automated marketing, improving conversion tracking and customer retention.

    paper Real Estate Marketing & Property Search Site

    https://www.twine.net/signin
    Skills: Next.js, React, Google Tag Manager, SEO Optimization, Responsive Web Design
    Description:
    • Developed a real estate marketing and property search platform using Next.js and React for fast, SEO-friendly page loads and smooth navigation.
    • Integrated Google Tag Manager to manage analytics and marketing tags without code deployments, enabling better tracking of user behavior and campaigns.
    • Designed responsive UI components for property listings, navigation, and contact forms to enhance user engagement on both desktop and mobile devices.
    Result:
    • Improved page load speed and SEO rankings by adopting Next.js SSR/SSG, reducing bounce rates and increasing organic traffic.