Python Developer & Cloud Solutions Builder

Python specialist with hands-on experience in generative AI applications, transitioning to cloud architecture. I excel in building production-ready solutions on AWS and translating complex business requirements into scalable technical implementations.

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Full-Stack Python Development From Concept to Production
AWS Cloud Solutions Serverless & Infrastructure
AI-Powered Applications Generative AI Integration

About

Building scalable technology foundations that enable businesses to grow and innovate confidently

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Python Developer & Cloud Solutions Builder

I am a Python developer specializing in building production-ready applications, with a growing focus on cloud architecture and infrastructure solutions. My experience developing generative AI applications taught me a fundamental truth: the most innovative software is only as strong as the infrastructure that supports it.

Having worked autonomously as the primary technical resource in my previous role, I learned to approach problems holistically - from understanding business requirements to designing scalable solutions and ensuring reliable deployment. This experience highlighted how cloud architecture directly impacts application performance, user experience, and business outcomes.

I'm passionate about creating robust, scalable systems that businesses can rely on. Whether it's designing AWS infrastructure, optimizing Python applications, or implementing containerized solutions with Docker, I focus on building technology foundations that enable companies to grow and innovate confidently.

Python Development

Advanced Python programming with extensive experience in web frameworks (Flask, FastAPI), data processing, and API development. Strong foundation in object-oriented programming and clean code practices.

Key Areas: Flask, FastAPI, REST APIs, Data Processing, Git, SQL Databases

Generative AI & LLM Applications

Hands-on experience building production-ready AI applications using modern frameworks and cloud services. Specialized in creating practical, business-focused solutions rather than research implementations.

Key Areas: LangChain, LangGraph, RAG Architecture, OpenAI/Anthropic APIs, Vector Databases (Weaviate), Graph Databases (Neo4j)

Cloud & DevOps (AWS)

Practical experience deploying and managing applications on Amazon Web Services. Focus on serverless architectures, containerization, and automated deployment pipelines for scalable solutions.

Key Areas: AWS (Lambda, API Gateway, S3, EC2, ECR), Docker, GitHub Actions, Serverless Architecture, Infrastructure as Code

Systems & Backend Development

Strong foundation in systems programming and backend development, with experience in multiple programming paradigms and deployment environments. Comfortable with Linux systems and command-line tools.

Key Areas: C/C++, Linux CLI, Shell Scripting, Database Design, System Architecture, Problem Solving

Resume

Professional journey focused on building scalable solutions and transitioning toward cloud architecture

Work Experience

Progressive experience in autonomous roles, building end-to-end solutions and managing complete project lifecycles.

Edtek.io

Feb 2025 - Present

Edtech Engineer (Freelance)

Provide on-demand project support to clients within the Ed-Tech sector, ensuring their specific requirements are met.

  • Analyze client needs and design technical solutions for educational technology platforms
  • Implement custom LTI tools to extend platform functionality and improve user experience
  • Collaborate with non-technical stakeholders to translate business requirements into technical specifications

Opospills

Mar 2023 - Aug 2025

AI Engineer

Led end-to-end development of multiple Generative AI applications as the sole technical engineer, from stakeholder requirements gathering to production deployment and maintenance.

  • Architected and deployed containerized AI applications using Docker and Amazon ECR on EC2 infrastructure
  • Implemented AWS Secrets Manager for secure credential management and production-grade security practices
  • Designed complex RAG (Retrieval-Augmented Generation) systems integrating Neo4j and Weaviate with LangChain-orchestrated LLM workflows
  • Managed complete project lifecycles autonomously, from concept to production deployment

HostGreen

Jun 2022 - Mar 2023

Web Developer

Provided dedicated technical support and web development services, serving as the primary point of contact for troubleshooting and system maintenance.

  • Acted as first point of contact for CRM system troubleshooting and issue resolution
  • Ensured business continuity through proactive system monitoring and rapid problem resolution
  • Developed and maintained web applications to support business operations

Education & Training

Comprehensive technical education combining formal engineering studies with specialized AI and data science training.

University of Málaga

2020 - 2026

Bachelor of Telematic Engineering

Comprehensive engineering program focused on Information and Communication Technologies (ICT) with practical orientation and integrated systems approach. Covers network technologies, system administration, telecommunications, and software development foundations. Program accredited with EUR-ACE Quality Seal by the European Network for Engineering Education Accreditation.

Tokio School

Feb 2024 - Feb 2025

Big Data: Data Architecture and Analysis (400h)

Advanced training in Big Data ecosystem and data architecture using industry-standard tools including Databricks, Spark, Hadoop, and SQL. Comprehensive coverage of distributed systems, NoSQL databases, data lifecycle management, and scalable data processing. Practical experience with exploratory data analysis, machine learning techniques, and end-to-end Big Data project development.

Tokio School

Feb 2022 - Feb 2023

Python Programming with AI Specialization (600h)

Intensive program covering Python fundamentals, Object-Oriented Programming (OOP), data manipulation, and database integration. Specialized training in AI fundamentals, data science, machine learning libraries, and practical implementation through projects including Flask web applications and Tkinter desktop apps. Additional focus on AI development using Kaggle platform and modern AI techniques.

Portfolio

Production-ready applications demonstrating full-stack development, cloud architecture, and AI integration capabilities

  • All Projects
  • AI & Cloud
  • Python Development
  • Infrastructure
AI & Cloud

AI Meeting Summarizer

Serverless pipeline that transforms meeting recordings into actionable insights using AWS Transcribe and Bedrock Claude 3. Automatically extracts executive summaries, action items, and key decisions from audio files through a fully automated AWS Lambda workflow.

AI & Cloud

RAG Documentation Navigator

Intelligent knowledge base system using Retrieval-Augmented Generation on AWS. Features optimized vector search, API key authentication, and conversational document querying. Transforms static document collections into interactive knowledge interfaces using Bedrock and custom embeddings.

AI & Cloud

Coming Soon

New AI application featuring Streamlit frontend with AWS Lambda backend and DynamoDB integration. Demonstrates hybrid cloud architecture combining free hosting with serverless infrastructure.

AI & Cloud

Coming Soon

Advanced AI application showcasing modern generative AI capabilities and cloud-native architecture.

Python Development

Coming Soon

Full-stack Python application demonstrating advanced data processing and web development capabilities.

Infrastructure

Coming Soon

New project showcasing infrastructure and DevOps capabilities.

Contact

Let's build something great together

I'm actively seeking opportunities in Python development, cloud architecture, and DevOps roles. Open to both permanent positions and freelance projects. I'm particularly interested in remote work opportunities or hybrid positions within the Gdańsk area, allowing me to contribute to innovative teams while maintaining the flexibility that has made me most productive.

Whether you're looking for someone to architect cloud solutions, develop robust Python applications, or bridge the gap between AI innovation and practical infrastructure, I'd love to discuss how we can work together.

Email
afmartinezcalderon@gmail.com
Location
Gdańsk, Poland
LinkedIn
linkedin.com/in/andres-fmc
GitHub
github.com/andres-fmc