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I’m Daniel A. Portillo, an aspiring full-stack developer and Information Technology student with a strong foundation in building user-focused web applications. I’ve developed hands-on experience with ASP.NET Web Forms, C#, SQL Server, JavaScript, HTML, CSS, and Bootstrap, and I enjoy turning requirements into solutions that are reliable, maintainable, and easy to use. Beyond academics, I bring 10 years of professional experience and a detail-oriented problem-solving mindset shaped by my military service. Working in roles that required documentation, compliance testing, and technical support, I’m comfortable learning new tools quickly, collaborating with teams, and troubleshooting issues methodically—I can contribute effectively in a software development environment while continuing to grow my engineering and development skills.…I’m Daniel A. Portillo, an aspiring full-stack developer and Information Technology student with a strong foundation in building user-focused web applications. I’ve developed hands-on experience with ASP.NET Web Forms, C#, SQL Server, JavaScript, HTML, CSS, and Bootstrap, and I enjoy turning requirements into solutions that are reliable, maintainable, and easy to use. Beyond academics, I bring 10 years of professional experience and a detail-oriented problem-solving mindset shaped by my military service. Working in roles that required documentation, compliance testing, and technical support, I’m comfortable learning new tools quickly, collaborating with teams, and troubleshooting issues methodically—I can contribute effectively in a software development environment while continuing to grow my engineering and development skills.

Daniel A. Portillo

Full Stack Developer, Web Developer, Software Engineer, +2

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I’m Daniel A. Portillo, an aspiring full-stack developer and Information Technology student with a strong foundation in building user-focused web applications. I’ve developed hands-on experience with ASP.NET Web Forms, C#, SQL Server, JavaScript, HTML, CSS, and Bootstrap, and I enjoy turning requirements into solutions that are reliable, maintainable, and easy to use. Beyond academics, I bring 10 years of professional experience and a detail-oriented problem-solving mindset shaped by my military service. Working in roles that required documentation, compliance testing, and technical support, I’m comfortable learning new tools quickly, collaborating with teams, and troubleshooting issues methodically—I can contribute effectively in a software development environment while continuing to grow my engineering and development skills.…I’m Daniel A. Portillo, an aspiring full-stack developer and Information Technology student with a strong foundation in building user-focused web applications. I’ve developed hands-on experience with ASP.NET Web Forms, C#, SQL Server, JavaScript, HTML, CSS, and Bootstrap, and I enjoy turning requirements into solutions that are reliable, maintainable, and easy to use. Beyond academics, I bring 10 years of professional experience and a detail-oriented problem-solving mindset shaped by my military service. Working in roles that required documentation, compliance testing, and technical support, I’m comfortable learning new tools quickly, collaborating with teams, and troubleshooting issues methodically—I can contribute effectively in a software development environment while continuing to grow my engineering and development skills.

Available to hire

I’m Daniel A. Portillo, an aspiring full-stack developer and Information Technology student with a strong foundation in building user-focused web applications. I’ve developed hands-on experience with ASP.NET Web Forms, C#, SQL Server, JavaScript, HTML, CSS, and Bootstrap, and I enjoy turning requirements into solutions that are reliable, maintainable, and easy to use.

Beyond academics, I bring 10 years of professional experience and a detail-oriented problem-solving mindset shaped by my military service. Working in roles that required documentation, compliance testing, and technical support, I’m comfortable learning new tools quickly, collaborating with teams, and troubleshooting issues methodically—I can contribute effectively in a software development environment while continuing to grow my engineering and development skills.

Skills

Experience Level

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Code Enforcement Officer at Village of Bolingbrook

September 1, 2021 - August 1, 2024

Conducted inspections of residential and commercial properties, documenting findings with detailed reports and photo evidence for administrative court proceedings. Coordinated inspection schedules across two apartment complexes and multiple rental properties, working with landlords, renters, maintenance teams, and property managers. Investigated health and safety concerns including hoarding and child welfare cases, partnering with Illinois DCFS, senior services, 4 K.I.D.S. Sake, and church groups to support families during hardship. Assisted and advised 4+ households struggling to discard or part with possessions to reduce health risks, structural damage, and pest attraction.

Help Desk Technician at TANJ Technologies

February 1, 2021 - June 1, 2021

Provided remote Level 1 technical support, resolving user requests and diagnosing desktop application issues using company SOPs. Managed user accounts and permissions across multiple systems to ensure secure access and data protection. Maintained clear, timely communication with users of varying technical backgrounds to build trust through effective issue resolution.

Assistant Fire Alarm Inspector at Affiliated Customer Service, Inc.

August 1, 2020 - August 1, 2021

Performed diagnostic and compliance testing on fire alarm systems, identifying and resolving faults. Educated clients on preventative maintenance and system care to reduce malfunction risks. Partnered with building staff to implement corrective actions and support adherence to fire code. Completed follow-up inspections and documented adjustments requested by the customer.

Cavalry Scout at United States Army

September 1, 2016 - February 1, 2020

Operated and maintained two 28-ton armored vehicles over a one-year period with consistent preventative maintenance checks, documenting faults and errors. Supported and led training simulations focused on environmental hazard mitigation and emergency awareness. Authored daily reports covering safety, equipment status, operational incidents, and receipt/storage of 70 protective gas masks to support senior leaders’ decision-making. Guided and mentored new platoon members, reinforcing discipline, teamwork, and safety protocol compliance.