David Yánez López

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Lead Developer

Nebularis Cloud

Jul 2025 - Current (1 year 2 months)

* Developed a RAG Agent to manage restaurant orders through natural language interaction. (AWS Bedrock Agent, AWS Lambda, Serverless framework, AWS IAM, AWS DynamoDB, AWS Cloudwatch, AWS Event Bridge, AWS SSM Parameter Store, AWS Secrets Manager, AWS Api Gateway, Python, GitHub Actions, OpenAPI, Twilio) * Optimized agent performance and system architecture, achieving a 50% reduction in latency (Github Actions, AWS S3, AWS Lambda, Bedrock Agent, AWS DynamoDB) * Hardened the AI agent’s security posture by applying OWASP Top 10 for AI/LLM Agents, addressing risks such as prompt injection, excessive permissions, and sensitive data exposure. * Conducted a comprehensive AWS Cloud Architecture Assessment to diagnose the health, scalability, and se

DevOps Engineer

Chiang S.A.

May 2025 - Jul 2025 (3 months)

* Designed and optimized CI/CD pipelines, including the creation of custom pipes to modularize and standardize deployment processes. (Bitbucket, Bitbucket Pipelines, Docker, DockerHub, Python, Ansible, Shell) * Migrated proxy servers from VMware environments to Virtuozzo, ensuring operational continuity and automated maintenance. (Bitbucket Pipelines, Ansible, Squid, Python, Docker, Linux, Shell, Cron Jobs, Netplan, Networking). * Automated configuration, provisioning, and hardening of virtual machines to comply with internal security policies, as well as managing credentials through Google Cloud Secrets. (Ansible, Bitbucket Pipelines, Docker, GC Secrets, GC Storage, GC Service Accounts, Linux, Python) * Created project and infrastructure d

Software Engineer

Almacenes Tia

Nov 2024 - Mar 2025 (5 months)

• Conducted stress testing, profiling and optimization on microservices. (Locust, Python, NodeJS, Express, OracleDB) • Migrated a server-dedicated API to a serverless architecture. (NodeJS, AWS Lambda, AWS Api Gateway, AWS IAM, AWS DynamoDB, Serverless framework, OracleDB, GitLab CI-CD, Jest). • Monitored and maintained microservices to ensure optimal performance and reliability. (NodeJS, Docker, AWS Cloudwatch) • Developed a private logging middleware package to standardize logs across the company microservices. (Gitlab CI, Gitlab Registries, Gitlab Runners, NodeJS, Winston) * Designed and implemented a new search engine for product consultation, achieving a 10x performance improvement over the previous algorithm. (Python, Polars, O

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Software Engineer

CandoCorp Software Consulting

Jun 2023 - Oct 2024 (1 year 5 months)

• Developed, optimized, and maintained views, templates, migrations and models of an intellectual property registration platform for an american start-up. (Django, PostgreSQL, JavaScript) • Implemented unit and end-to-end tests following TDD principles (Django, PostgreSQL, JavaScript, Docker, Selenium, Pytest, Semaphore CI) • Customized the Django admin panel for improving models' management. (Django, Python, JQuery, Javascript) • Monitored and troubleshooted critical errors using an observability platform (Sentry, Python, Javascript) • Designed, developed and maintained functionalities of a warehouse management platform for an american start-up. (React, FastAPI, PostgreSQL, Azure DevOps) • Mentored new developers.

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Full-Stack Developer

BlackBox

Jul 2022 - Jan 2023 (7 months)

* Developed the frontend of the billing module of a courier platform. (Angular, Express, NodeJS, Typescript, PostgreSQL) * Maintained a container shift management platform in the frontend and backend. (Angular, Java, PostgreSQL) * Created a web scraping with ETL pipeline. (Python, Selenium, PostgreSQL) * Created a WhatsApp chatbot to measure the employee’s work satisfaction and generated excel reports. (NodeJS, Excel)

David Yánez López

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