DC
Daniel Carrillo

Full-stack Software Developer

Building fast, reliable, accessible software solutions.

I'm Daniel, a passionate full-stack developer with nearly 4 years of experience building scalable web applications and cloud infrastructure. My expertise spans both frontend and backend development, with a strong focus on modern technologies and best practices.

Available for select projects

Technical Skills

Technologies and tools I work with regularly.

Frontend

Vue.js TypeScript Tailwind CSS HTML/CSS

Backend

C# .NET Node.js Nest gRPC REST APIs Postgres Redis

DevOps & Tools

Terraform Docker Git CI/CD

Cloud & Infrastructre

AWS Cloudflare EC2 S3 Lambda Functions API Gateway

Work Experience

Professional journey and key contributions.

Senior Fullstack Engineer

Softtek for Royal Society of Chemistry

2023 – Present
  • Led the migration from on-premise servers to AWS, improving scalability, reliability, and reducing operational costs
  • Built the Deposition System, streamlining chemical data ingestion and ensuring continuous database growth using AWS Step Functions and Microservices
  • Responsible for PR reviews, code quality, and mentoring junior developers
  • Active member of the Softtek core team, defining engineering best practices across multiple teams
  • Led a strategic proposal with the client that enabled frontend developers to contribute directly to the expansion of the client’s shared component library—enhancing team autonomy and strengthening client collaboration.
C# .NET Terraform - IaC AWS Vue.js Typescript

Fullstack Engineer

Innovation Strategies - a Siemens Company for Iberostar Group

2021 – 2023
  • Led the development of a full stack application that increased room upsell conversion rates, improving overall revenue
  • Created an innovative 3D room selection tool that enhanced the user experience, allowing customers to visualize and book their exact hotel room, contributing to an increase in booking engagement
  • Collaborated with cross-functional teams to deliver scalable solutions, ensuring high performance and responsiveness of the booking platform
  • Ensured high-quality delivery through PR reviews, automated testing, and CI/CD practices
C# .NET Vue.js

Get in Touch

Let's connect and build something useful together.

Available for consulting

Open to collaborations, side projects, and select client work.

© 2025 Daniel Carrillo. All rights reserved.