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Hi, I’m Ruben Calvo. I’m a software developer with 8 years of professional experience building scalable systems, automating tests, and delivering user-friendly interfaces. I enjoy turning complex requirements into robust software, collaborating with cross-functional teams, and continuously learning new technologies to drive innovation. I’ve worked with Kubernetes, Docker, Airflow, Python, and Angular to create end-to-end data pipelines and practical GUIs, while keeping a strong focus on code quality and reducing technical debt. I’m passionate about fast-paced, product-focused development and helping teams ship reliable solutions.…Hi, I’m Ruben Calvo. I’m a software developer with 8 years of professional experience building scalable systems, automating tests, and delivering user-friendly interfaces. I enjoy turning complex requirements into robust software, collaborating with cross-functional teams, and continuously learning new technologies to drive innovation. I’ve worked with Kubernetes, Docker, Airflow, Python, and Angular to create end-to-end data pipelines and practical GUIs, while keeping a strong focus on code quality and reducing technical debt. I’m passionate about fast-paced, product-focused development and helping teams ship reliable solutions.

Ruben Calvo

Web Developer, Front-End Developer, Back-End Developer, +2

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Hi, I’m Ruben Calvo. I’m a software developer with 8 years of professional experience building scalable systems, automating tests, and delivering user-friendly interfaces. I enjoy turning complex requirements into robust software, collaborating with cross-functional teams, and continuously learning new technologies to drive innovation. I’ve worked with Kubernetes, Docker, Airflow, Python, and Angular to create end-to-end data pipelines and practical GUIs, while keeping a strong focus on code quality and reducing technical debt. I’m passionate about fast-paced, product-focused development and helping teams ship reliable solutions.…Hi, I’m Ruben Calvo. I’m a software developer with 8 years of professional experience building scalable systems, automating tests, and delivering user-friendly interfaces. I enjoy turning complex requirements into robust software, collaborating with cross-functional teams, and continuously learning new technologies to drive innovation. I’ve worked with Kubernetes, Docker, Airflow, Python, and Angular to create end-to-end data pipelines and practical GUIs, while keeping a strong focus on code quality and reducing technical debt. I’m passionate about fast-paced, product-focused development and helping teams ship reliable solutions.

Available to hire

Hi, I’m Ruben Calvo. I’m a software developer with 8 years of professional experience building scalable systems, automating tests, and delivering user-friendly interfaces. I enjoy turning complex requirements into robust software, collaborating with cross-functional teams, and continuously learning new technologies to drive innovation.

I’ve worked with Kubernetes, Docker, Airflow, Python, and Angular to create end-to-end data pipelines and practical GUIs, while keeping a strong focus on code quality and reducing technical debt. I’m passionate about fast-paced, product-focused development and helping teams ship reliable solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Amharic

Intermediate

Javanese

Advanced

Work Experience

Software Developer at Geeks and Nerds Corporation

October 1, 2025 - October 1, 2025

Designed and developed a series of scalable systems and subsystems, utilizing Kubernetes and Podman on a Red Hat environment for containerization and orchestration. Collaborated with the team to create a functional data pipeline in Airflow along with custom Directed Acyclic Graphs inside the pipeline to streamline the project workflow. Developed user-facing GUIs using Angular to enable seamless interaction with the data pipelines and improve UX. Performed extensive bug fixes and code refactoring, improved code quality and reduced technical debt of several projects. Part of the spearhead team that focused on the creation and integration of new software products to deliver innovative solutions while maintaining a fast-paced development cycle.

Software Engineer II at National Aerospace Solutions

September 1, 2023 - September 1, 2023

Developed various levels of automated, integrated testing systems for research and development for the US Airforce. Interfacing applications primarily in Anaconda Python, with use of various SDKs for purposes of interacting with an array of high/low spectrum cameras. Collaborated with a team which developed, tested, and collaborated with customer to develop various monitoring software to US Airforce testing guidelines. Involved with various other projects associated with testing, including robotics, image processing, and database management.

Software Engineer at Abacus Technology Corporation

January 1, 2019 - January 1, 2019

Restored legacy code for a system of scanners for receiving and sending materials around Arnold Airforce Base. Updated system to function with Windows 10 compatibility requirements which were dated from 2008. Application developed in C#, with emphasis on SQL interaction. Received minimal assistance on the project, as no other developers were employed for the project.